191BWC24R0010 Brownsville Drawings 20240419 FS.pdf

DRAWN BY:

DESIGNED BY:

CHECKED BY:

C :\0

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1B

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LOWER RIO GRANDE FLOOD CONTROL PROJECT

UPPER BROWNSVILLE LEVEE AND FLOODPLAIN FAILURE

BROWNSVILLE, TEXAS

RECOMMENDED:

FILE:

APPROVED:

PLANS PREPARED BY:

April 19, 2024

MAY 6, 2022

INTERNATIONAL BOUNDARY AND WATER COMMISSION

UNITED STATES SECTION

LOWER RIO GRANDE FLOOD CONTROL PROJECT

UPPER BROWNSVILLE LEVEE AND FLOODPLAIN FAILURE

BROWNSVILLE, TEXAS

FROM STA 1892+00.00 TO STA 1904+85.00

TEXAS

CAMERON

COUNTY

PROJECT LOCATION

VICINITY MAP

N.T.S.

LOCATION MAP

N.T.S.

SURVEY CONTROL - TOPOGRAPHY

TITLE SHEET

CMA

DR

LSM

Horizontal control is based on Texas State Plane South Zone North American Datum of 1983 (NAD 83). Vertical control is based on North American Vertical Datum of 1988 (NAVD 88).

PROJECT DESCRIPTION

The project includes a portion of Reach 4 of the Donna Pump to Brownsville Levee Reach along the Rio Grande from Station 1892 +00.00 (N1,313,594.30, E16,490,028.87) to Sta 1904+85.00 (N1,314,265.30, E16,489,149.56) approximately 1,285 feet in Cameron County. The approximate total length of the river bank rehabilitation is 1,285 feet or 0.24 miles.

Prior to commencement of excavation work contact Texas Excavation Safety System (TESS) 48 hours before digging:

1-800-DIG-TESS

MEXICO

USA

STA:1892+00.00

BEGIN LEVEE

IMPROVEMENTS

STA:1904+85.00

END LEVEE

IMPROVEMENTS

27810-000-01

CONSTRUCTION DRAWINGS

Solicitation: 191BWC24R0010 .

CHECKED BY:

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D A

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RECOMMENDED:

FILE:

APPROVED:

PLANS PREPARED BY:

MAY 6, 2022

(E) STORM/WATER LINE

TOP/BOTTOM OF SLOPE

SLOPE

DETAIL #

SHEET WHERE DETAIL

DENOTES NORTH

PLAN, SECTIONS, & ELEVATIONS

SHEET WHERE VIEW IS SHOWN

DENOTES WATER

DENOTES SEWER

DENOTES PULL BOX

DENOTES SLOPE

DENOTES EARTH LAYER

DENOTES SAND

DENOTES GRAVEL

W

S

E

BORING LOCATION

SITE - CIVIL

A S-101

S-101

PLAN, SECTION & ELEVATION VIEWS: DETAIL VIEWS:

ARE LETTER

FOR VIEW ON SAME SHEETA

A VIEW TITLE

IS SHOWN

AREA COVERED BY DETAIL

1 DETAIL TITLE

LEGEND

LEGEND, CONSTRUCTION NOTES,

AND ABBREVIATIONS

CMA

DR

LSM

(E) POWER LINEP P

DENOTES RIPRAP

SOIL FILTER

X X (E) FENCE

(E) BORDER FENCE WALL

72"Ø SOIL MIX COLUMN

36"Ø STONE COLUMN

ARTICULATED CONCRETE

BLOCK MATTRESS

(ACBM) REVETMENT

GEOTEXTILE

CLAY

RECONSTRUCTED LEVEE

SOIL MIX

STONE COLUMN

DENOTES EXISTING(E)

MEAN WATER LEVELMWL or

UTILITY CONTACTS

ELECTRIC - AMERICAN

ELECTRIC POWER

JUAN MARTINEZ

355 W. HIGHWAY 77

SAN BENITO, TX 78586

956-361-2053

GAS - UNION GAS

JOHN BARNETT

5444 WESTHEIMER ROAD

HOUSTON, TX 77050

713-989-7556

IRRIGATION - CAMERON COUNTY

IRRIGATION DISTRICT NO. 2

SONIA LAMBERT

PO BOX 687

SAN BENITO, TEXAS 78586

956-399-2484

WATER - MILITARY HIGHWAY

WATER SUPPLY

RAMON ROSALES

4230 U.S. HIGHWAY 281

MERCEDES, TX 78570

956-565-2491

TELEPHONE/FIBER OPTICS - VERIZON

ALICIA CAVAZOS

355 W. HIGHWAY 77

SAN BENITO, TX 78586

956-421-7695

TXDOT

JUAN BOZQUEZ

1350 E. HIGHWAY 77

SAN BENITO, TX 78586

956-399-5102

U.S. FISH & WILDLIFE SERVICE

BRYAN WINTON

ALAMO, TX. 78516

956-784-7500

TIME WARNER

SHANE BARRITT

210-582-9631

VERIZON

RANDY RICHTER

504 TRI-COUNTY PARKWAY

SCHERTZ, TX 78154

512-626-1382

TEXAS811 (DIGTESS)

800-344-8377

TEXAS GAS SERVICE

MIKE MARTINEZ

P.O. BOX 531827

HARLINGEN, TX 78553

956-578-7496

AMERICAN ELECTRIC POWER (AEP)

NORBERTO MARTINEZ

355 W. HIGHWAY 77

SAN BENITO, TX 78586

956-361-2042

U.S. BORDER PATROL (DHS)

4400 SOUTH EXPRESSWAY 281

EDINBURG, TX 78539

956-289-4800

NATIONAL PARK SERVICE

1623 CENTRAL BLVD SUITE 213

BROWNSVILLE, TX. 78520

541-2783 EXT. 333

BROWNSVILLE IRRIGATION DISTRICT

6925 COFFE PORT RD.

BROWNSVILLE, TX. 78521-6908

956-831-8462

BROWNSVILLE PUB

1425 ROBINHOOD DR.

BROWNSVILLE, TX. 78521

956-983-6100

USIBWC NO. SHEET TITLE

Title Sheet

Legend, Construction Notes, and Abbreviations

Project Layout Riprap and ACBM Revetment

Project Layout Soil Mix and Stone Columns

Survey Control Benchmark Locations & Encroachments

Survey Control Topography

Right-of-Way Easements

Utilities

Plan and Profile Sta 1889+00 to Sta 1893+00

Plan and Profile Sta 1893+00 to Sta 1897+00

Plan and Profile Sta 1897+00 to Sta 1901+00

Plan and Profile Sta 1901+00 to Sta 1904+85

Plan and Profile Sta 1897+00 to Sta 1901+00

Plan and Profile Sta 1901+00 to Sta 1904+85

Typical Sections

Typical Sections

Typical Sections

Typical Sections

Typical Sections

Gatewell Structure 205 Repair

Gatewell Structure 205 Repair

Cross Sections

Cross Sections

Cross Sections

Cross Sections

Cross Sections

Cross Sections

27810-000-01

27811-000-01

27812-000-01

27813-000-01

27814-000-01

27815-000-01

27816-000-01

27817-000-01

27818-000-01

27819-000-01

27820-000-01

27821-000-01

27822-000-01

27823-000-01

27824-000-01

27825-000-01

27826-000-01

27827-000-01

27828-000-01

27829-000-01

27830-000-01

27831-000-01

27832-000-01

27833-000-01

27834-000-01

27835-000-01

27836-000-01

27837-000-01

27838-000-01

27839-000-01

27840-000-01

27841-000-01

24028-000-00

Miscellaneous Details

Miscellaneous Details

Miscellaneous Details

Miscellaneous Details

Miscellaneous Details

Project Design and Construction Summary

27811-000-01

LOWER RIO GRANDE FLOOD CONTROL PROJECT

UPPER BROWNSVILLE LEVEE AND FLOODPLAIN FAILURE

BROWNSVILLE, TEXAS

FOR VIEW ON SAME SHEET

SHEET WHERE VIEW IS SHOWN

AREA COVERED BY DETAIL

SHEET WHERE DETAIL

IS SHOWN

DETAIL #

PLAN, SECTIONS, &

ELEVATIONS ARE LETTER

(E) STORM/WATER LINE

(E) BORDER FENCE WALL

(E) FENCE

(E) POWER LINE

72"0 SOIL MIX COLUMN

36"0 STONE COLUMN

GEOTEXTILE

BORING LOCATION

DENOTES EXISTING

TOP/BOTTOM OF SLOPE

SLOPE

DENOTES WATER

DENOTES SEWER

DENOTES PULL BOX

DENOTES SLOPE

DENOTES EARTH LAYER

DENOTES SAND

DENOTES GRAVEL

DENOTES RIPRAP

SOIL FILTER

ARTICULATED CONCRETE

BLOCK MATTRESS

(ACBM) REVETMENT

CLAY

RECONSTRUCTED LEVEE

SOIL MIX

STONE COLUMN

MEAN WATER LEVEL

April 19, 2024

RFP-191BWC24R0010

+0

+0

+0

+0

+0

+0

+0

+0

1893+00

1894+00

1895+00 1896+00

1897+00 1898+00

1899+00

1900+00

1901+00 1902+00

1903+00

1904+00

1904+85.07

Asphalt Pavement

DRAWN BY:

DESIGNED BY:

CHECKED BY:

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RECOMMENDED:

FILE:

APPROVED:

PLANS PREPARED BY:

MAY 6, 2022

PROJECT LAYOUT

RIPRAP AND ACBM REVETMENT

A

B C

D

AREA DESIGNATION,

TYP

PROJECT BASELINE, (TOP OF LEVEE)

FLOW

FLOW

APPROX. WATERS EDGE

APPROX. TOP OF BANK

ACCESS ROAD

GATEWAY INTERNATIONAL

BRIDGE SOUTHBOUND

CMA

DR

LSM

RIO GRANDE

PROJECT BASELINE

(TOP OF LEVEE)

ACBM REVETMENT

RIPRAP

RIPRAP

RIPRAP

ACBM REVETMENT

APPROX. WATER ELEV=12.71 FEET

RI

O

G

RA

ND

E

AP

PR

O X.

W

AT

ER

E

LE

V=

.7

FE

ET

END PROJECT

STA 1904+85

BE

GI

N

PR

OJ

EC

T

ST

A

+0

EXIST RIPRAP, TYP

GATEWAY INTERNATIONAL

BRIDGE NORTHBOUND

LIMITS OF SOIL FILTER

CONTRACTOR

ACCESS TO SITE

GATEWELL STRUCTURE 205

DATE: DECEMBER 2, 2015

DA

TE

: D

EC

EM

BE

R 2, CONTRACTOR

ACCESS TO SITE

NOTE: THE CONSTRUCTION LIMITS ARE BETWEEN STATION 1892+00 AND

STATION 1904+85 AND BETWEEN THE CENTERLINE OF THE RIO GRANDE

AND THE DHS FENCE AND/OR THE RETAINING WALL ON THE LANDSIDE

OF THE LEVEE.

0 50 1002550

"MEAN WATER LEVEL" (MWL) AND THE SYMBOL REPRESENT THE

AVERAGE WATER SURFACE ELEVATION IN THE RIO GRANDE AT A GIVEN

TIME. THE WATER SURFACE ELEVATION (WSE) OF THE RIO GRANDE

FLUCTUATES DURING RIVER EVENTS THAT ARE CONTROLLED BY

STRUCTURES (AMISTAD & FALCON DAMS) UPSTREAM OF THIS PROJECT.

DURING A FLOOD EVENT THE WSE MAY BE AS HIGH AS ONE TO THREE

FEET BELOW THE CREST OF THE LEVEE, WHEREAS DURING A DROUGHT

EVENT THE WSE MAY BE SEVERAL FEET BELOW THE MWL.

27812-000-01

LOWER RIO GRANDE FLOOD CONTROL PROJECT

UPPER BROWNSVILLE LEVEE AND FLOODPLAIN FAILURE

BROWNSVILLE, TEXAS

April 19, 2024

+0

+0

+0

+0

+0

+0

+0

+0

1893+00

1894+00

1895+00 1896+00

1897+00 1898+00

1899+00

1900+00

1901+00 1902+00

1903+00

1904+00

1904+85.07

Asphalt Pavement

DRAWN BY:

DESIGNED BY:

CHECKED BY:

C :\0

0_ W or k\

1B

W C

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RECOMMENDED:

FILE:

APPROVED:

PLANS PREPARED BY:

MAY 6, 2022

PROJECT LAYOUT

SOIL MIX AND

STONE COLUMNS

A

B C

D

AREA DESIGNATION,

TYP

PROJECT BASELINE, (TOP OF LEVEE)

FLOW

FLOW

GATEWAY INTERNATIONAL

BRIDGE SOUTHBOUND

GATEWAY INTERNATIONAL

BRIDGE NORTHBOUND

CMA

DR

LSM

RIO GRANDE

PROJECT BASELINE

(TOP OF LEVEE)

36"Ø STONE COLUMN

72"Ø SOIL MIX COLUMN

APPROX. WATER ELEV=12.71 FEET

RI

O

G

RA

ND

E

AP

PR

O X.

W

AT

ER

E

LE

V=

.7

FE

ET

END PROJECT

STA 1904+85

BE

GI

N

PR

OJ

EC

T

ST

A

+0

EXIST RIPRAP, TYP

APPROX. WATERS EDGE

APPROX. TOP OF BANK

ACCESS ROAD

GATEWELL STRUCTURE 205

DATE: DECEMBER 2, 2015

DA

TE

: D

EC

EM

BE

R 2, NOTE:

THE CONSTRUCTION LIMITS ARE BETWEEN STATION 1892+00 AND STATION

1904+85 AND BETWEEN THE CENTERLINE OF THE RIO GRANDE AND THE DHS

FENCE AND/OR THE RETAINING WALL ON THE LANDSIDE OF THE LEVEE.

SOIL MIX COLUMNS AND STONE COLUMNS MINIMUM TIP ELEVATIONS

ARE SHOWN ON SHEETS 27822 AND 27823.

SOIL MIX COLUMNS AND STONE COLUMNS STATION TO STATION

LIMITS ARE SHOWN ON SHEETS 27822 AND 27823.

CONTRACTOR

ACCESS TO SITE

CONTRACTOR

ACCESS TO SITE

050 25 10050

27813-000-01

LOWER RIO GRANDE FLOOD CONTROL PROJECT

UPPER BROWNSVILLE LEVEE AND FLOODPLAIN FAILURE

BROWNSVILLE, TEXAS

April 19, 2024

+2

+0

+0

+0

1893+00

1894+00

1895+00 1896+00 1897+00

1898+00

1899+00

1900+00

1901+00

1902+00

1903+00

1904+00

1904+85

BP: 1889+25.10

PI: 1889+64.60

PC: 1891+79.22

M id: 1892+98.17

PT

: 1

4+

.1

PI

: 1

7+

.3

PI

: 1

9+

.5

PC

: 1

2+

.0

M id:

2+

.9

PT:

+4

5.7

PI

: 1

4+

.94

EP: 1

4+

.07

STA 1889+25.10DESIGN SPEED = 60 mi/h

STA:1904+45.09

OFF:104.49'R

STA:1904+45.61

OFF:121.50'R

STA:1901+99.65

OFF:79.86'R

STA:1899+06.40

OFF:74.86'R

STA:1896+94.25

OFF:99.18'R

STA:1896+89.99

OFF:114.93'R

1904+00

1904+85.07

1903+00

1902+00

1901+00

1900+00

1899+00

1898+00

1897+001896+001895+001894+00

1893+00

+0

+0

+0

+2 5.

IN

TE

R

SE

C

TI

O N

O F

N O

R

TH

EA

ST

T H

IR

TE

EN

TH

S T.

L

IN

E O

F

LE

VE

E

ST

AN

D

S O

U

TH

EA

ST

L

IN

E O

F

LO

T

LO

T

LO

T

LO

T

LO

T

LO

T

BLOCK

LO

T

LO

T

LO

T

LO

T

LO

T

LO

T

TH

IR

TE

EN

TH

S

TR

EE

T

LEVEE STREET

FO

U

R

TE

EN

TH

S

TR

EE

T

ALLEY

BANK PROTECTIONSTRUCTURE 0.23 AC

N40°22'00"W - 219.30

N24°00'20"W - 489.40

N13°20'20"W - 282.80

IN

TE

RN

AT

IO

NA

L

BL

VD

RIO GRANDE

N6 5°

'33

"E

.0

STAMPED

ELEVATION

BASELINE

BENCHMARK:

ELEV.=37.32

*NAVD 1988 ELEVATIONS SHOWN ON TABLE WERE REFERENCED

TO NGS BENCHMARK "K678" BEING A BRASS DISK ON THE TOP

OF STONE BANISTER OF STEPS, FRONTING ELIZABETH STREET,

THAT LEAD TO THE ENTRANCE OF THE OLD POST OFFICE, ALSO

BEING THE CITY HALL OF THE CITY OF BROWNSVILLE, LOCATED

AT THE INTERSECTION OF 10TH STREET AND ELIZABETH STREET.

TOP OF DISK ELEVATION=37.32 (NAVD 88).

PT. 7

PT. 800

PT

. 1

PT

. 1

PT

. 1

PT

. 1

PT. 1

PT. 2

PT. 720

PT

. 7

PT

. 7

PT. 5

PT

. 2

PT. 562

PT. 916

PT. 2

PT. 4

PT. 4

PT. 3

PT. 2

PT. 203

PT. 786

PT. 4

PT. 3

PT. 2

PT. 1

PT

. 1

PT. 1066

PT. 200

PT. 1064

PNT. NO.

SURVEY CONTROL TABLE

NORTHING EASTING DESCRIPTION

202 41.71 60D NAIL WITH WHISKER FOUND

41.21 41.15 40.30 25.91 28.81

282 41.54 4" IBWC DISC

355 40.28

401 42.34

456 41.03

562 26.55 NAIL

563 27.19 NAIL

720 41.04 MAG NAIL SET

721 36.46 CPS FOUND

723 42.22 SQ. CUT

786 41.92 NAIL

799 40.34 NAIL

800 40.19 1/2" IRF W/CAP "ORIVE"

1003 32.04 X MARK SET

1018 26.38 X MARK SET

1020 21.48 1/2" IRON ROD FOUND

1021 20.70 X MARK SET

1047 29.69 NAIL

4" IBWC DISC

4" IBWC DISC

60D NAIL FOUND

16489164.3500 1314326.2325

16489349.0691 1314312.3976

16489460.6318 1314260.7536

16489548.9205 1314208.9842

16489598.0901 1314166.6231

16489821.8510 1313956.3106

16489949.8448 1313807.6515

16490122.6747 1313677.1339

16490046.3351 1313840.3269

16490061.7082 1313767.9519

16490010.2508 1313345.0109

16489888.5793 1313105.1396

16490061.3082 1313330.7389

16490268.6006 1313726.6739

16490276.5080 1313803.0473

16490251.6091 1313835.8969

16490110.1093 1313964.5301

16490028.4948 1313630.2251

ELEVATIONS

41.16

40.99 39.73

41.79

40.48 26.00 26.64 40.49 35.91 41.67 41.37 39.79 39.64

31.52 25.83 20.93 20.15 29.14

361 41.89 CPS FOUND16489412.9578 1314262.0077 41.34

403 41.22 4" IBWC DISC16489553.7710 1314218.6696 40.67

916 40.51 SURVEY MARKER16489932.4029 1313918.6045 39.96

IBWC NAVD-88

060 60 12030

DRAWN BY:

DESIGNED BY:

CHECKED BY:

RECOMMENDED:

FILE:

APPROVED:

MERIDIAN OF THE TEXAS

COORDINATE SYSTEM,

SOUTH ZONE (N.A.D. 83)

PT. 202

FOUND NAIL W/WHISKER

FOR STA. 1904+85.12

STATION LINE

SHADED POINT NUMBERS DENOTE

ELEVATIONS FOUND BY 3-WIRE

LEVEL BENCH LOOP.

ALL IBWC DATUM ELEVATIONS SHOWN ON THE TABLE ARE REFERENCED TO IBWC BENCHMARK "205-RG" BEING A BRASS DISK ON TOP OF THE EASTERNMOST CORNER OF CONCRETE GATE WELL STRUCTURE 205.

TOP OF DISK STAMPED ELEV.=42.11 (IBWC DATUM)

HORIZONTAL AND VERTICAL CONTROL MAP

NOVEMBER, 2015

HORIZONTAL AND VERTICAL CONTROL MAP

NOVEMBER, 2015

COORDINATES SHOWN ARE BASED

ON ESTABLISHED WESTERN DATA SYSTEMS (WDS)

VIRTUAL REFERENCE SYSTEM (VRS) NETWORK

UNDER NAD 83 TEXAS COORDINATE SYSTEM, SOUTH

ZONE.

TEXAS COORDINATE SYSTEM VALUES *

DATUM ELEVATIONS

SET I.R.

SET I.R.

SET I.R.

16490014.6454 1313806.3864 42.11 IBWC BM# 205-RG 41.56

201 35.O4 B49 RP 44 IBWC16489890.5117 1315743.9329 34.59

16489128.0534 16489485.6554 16489780.8368 16489882.2624 16490051.0376

1314320.7517 1314231.3639 1314062.8907 1313886.7456 1313663.4698

CONTROL POINT # 203

CONTROL POINT #204

CONTROL POINT #205

CONTROL POINT #206

CONTROL POINT #207

40.66 40.60 39.75 25.36 28.26

16489988.1502 1313338.7777

16489800.0844 1314080.4268

16489454.2383 1314254.2878

16489153.3323 1314366.4578

41.95 TBM #5

42.98

43.43 BM #2 40D NAIL IN POWER POLE

42.30 BM #1 SQ. CUT TOP OF BOX

BM #3 40D NAIL IN POWER POLE

41.40 42.43 42.88 41.75

CMA

DR

LSM

DRAWN BY:

DESIGNED BY:

CHECKED BY:

C :\0

0_ W or k\

1B

W C

R xx xx

B ro w ns vi lle

L ev ee \2

3- So lic ita tio n

Fi le s\ D ra w in gs

\C

AD

to C on tra ct or s\ D

W G

\5 -B

EN

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H M

AR

KS

A N

D C

O N

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dw g M ar

SURVEY CONTROL BENCHMARK LOCATIONS

& ENCROACHMENTS

RECOMMENDED:

FILE:

APPROVED:

PLANS PREPARED BY:

NOTE:

BFE(100 YEAR) = 36.5 FT. (NAVD 88)

CARLOS C. AGUILAR

MAY 6, 2022

27829-000-0027829-000-00

27814-000-01

LOWER RIO GRANDE FLOOD CONTROL PROJECT

UPPER BROWNSVILLE LEVEE AND FLOODPLAIN FAILURE

BROWNSVILLE, TEXAS

April 19, 2024

+2

+0

+0

+0

1893+00

1894+00

1895+00 1896+00 1897+00

1898+00

1899+00

1900+00

1901+00

1902+00

1903+00

1904+00

1904+85

BP: 1889+25.10

PI: 1889+64.60

PC: 1891+79.22

M id: 1892+98.17

PT

: 1

4+

.1

PI

: 1

7+

.3

PI

: 1

9+

.5

PC

: 1

2+

.0

M id:

2+

.9

PT:

+4

5.7

PI: 1

4+

.94

EP: 1

4+

.07

STA 1889+25.10

DESIGN SPEED = 60 mi/h

STA:1904+45.09

OFF:104.49'R

STA:1904+45.61

OFF:121.50'R

STA:1901+99.65

OFF:79.86'R

STA:1899+06.40

OFF:74.86'R

STA:1896+94.25

OFF:99.18'R

STA:1896+89.99

OFF:114.93'R

1904+00

1904+85.07

1903+00

1902+00

1901+00

1900+00

1899+00

1898+00

1897+001896+001895+001894+00

1893+00

+0

+0

+0

+2 5.

ELEVATION (FT.)

SCALE:

HORIZ.=1"=50'

VERT.= 1"=5'

1892+00 1893+00 1894+00 1895+00 1896+00 1897+00 1898+00 1899+00 1900+00 1901+00 1902+00 1903+00 1904+00

Elev. @ Baseline

Begin Elev. @ Top of Levee

Elev. @ Toe

Elev. @ Toe

Elev. at Top of Water Elev.=12.71 December 2, 2015

STA. 1894+51.5

Conc. Box w/Gate (4'x 4'x 0.5') Top=41.53

FL.=28.33

(NAVD 88)

STA. 1904+75

Conc. Box (5.1'x 5.1') Top=41.21

FL.=31.01

1905+00

STA. 1905+07

Conc. Box w/Gate (6.3'x 4.3'x 0.5') Top=42.35

FL.=27.35

BASELINE

IBWC BENCHMARK "205-RG"

Being a Brass Disk Located at the Easternmost Corner of Concrete Gatewell Structure 205.

41.56 (NAVD 88 MEASURED)

DRAWN BY:

DESIGNED BY:

CHECKED BY:

C :\0

0_ W or k\

1B

W C

R xx xx

B ro w ns vi lle

L ev ee \2

3- So lic ita tio n

Fi le s\ D ra w in gs

\C

AD

to C on tra ct or s\ D

W G

\6 -S

U R

VE

Y

C O

N

TR

O L

TO

PO

G R

AP

H

Y.

dw g M ar

RECOMMENDED:

FILE:

APPROVED:

NOTE:

ALL TBM'S AND CONTOURS WERE ADJUSTED

TO IBWC BM "205-RG" NAVD88 ELEV.=41.56

PLANS PREPARED BY:

SURVEY CONTROL - TOPOGRAPHY

CMA

DR

LSM

050 50 10025

MAY 6, 2022

April 19, 2024

IN

TE

RN

AT

IO

NAL BOUNDARY AND WATER

COMMISSION

CO

I

M

OI

S N

CARN

TE

NI

DELANOI

TES

MIILE

Y

AU

S

AG

27815-000-01

LOWER RIO GRANDE FLOOD CONTROL PROJECT

UPPER BROWNSVILLE LEVEE AND FLOODPLAIN FAILURE

BROWNSVILLE, TEXAS

CHECKED BY:

C :\0

0_ W or k\

1B

W C

R xx xx

B ro w ns vi lle

L ev ee \2

3- So lic ita tio n

Fi le s\ D ra w in gs

\C

AD

to C on tra ct or s\ D

W G

\7 -R

IG

H

T O

F W

AY

E

SM

T.

dw g

M ar

RECOMMENDED:

FILE:

APPROVED:

PLANS PREPARED BY:

N45 °02

'05 "E

- 6

.65

S44°22'43"E - 148.64

N48 °09

'38 "E - 3

9.5

N71°04'47"E - 214.62

S50°24'39"E - 365.26

S31°02'37"E - 119.18

S25°28'02"E - 330.52

S09°10'49"E - 86.18 S11°47'11"E - 53.13

1887+00

LEVEE REHABILITATION LINE

LE

VEE R

EHABILI

TATIO

N LI

NE

.05

.12 28.77

28.92

N77°09'24"W15.80'

N54°01'24"W 52.01'

N43°39'24"W

23.00'

N44°59'24"W 42.40'

N57°34'24"W 42.60'

S45 °38

'36 "W

.50

S44°21'24"E

4.00'

N66°00'24"W48.01'

N81°55'24"W20.00'

N67°28'24"W36.00'

S89°32'36"W 22.05'

S78°02'36"W

60.01'

S64°51'36"W

41.00'

S81°06'36"W

27.00' S70°43'36"W

47.01'

S50°15'36"W

28.00'

S73°44'36"W

55.01'

S56°58'36"W

43.00'

S54°24'36"W

66.01'

S42 °1

7'3 6"W

.01

S47 °59

'36 "W

8.0

1'

S39 °1

7'3 6"

W

8.5

3'

N44°21'54"W

56.31'

N3 4°

'36

"E

6.

N45 °34

'56 "E

1.9

2'

S44°26'54"E

80.91' N62°15'46"E

125.31'

S45 °23

'36 "W

.01

N44°26'54"W

50.01'

N64°09'30"E

291.93'

N45 °38

'36 "E

.00

S44°21'24"E

120.01'

S68°11'24"E47.01'

S50°13'24"E 107.61'

N45 °38

'36 "E

.00

S44°21'24"E

70.72'

S44°21'24"E

230.00'

S44°21'24"E

40.00'

N45 °38

'36 "E

.00

S44°21'24"E

174.82'

N 16490189.5661 E 1313700.7552

S45 °38

'36 "W

.01

0.23 ACRE REVETMENT AND LEVEE EASEMENT

(VOL. 455, PAGE 10, D.R.C.C.)

0.23 ACRE R.O.W. ABANDONMENT PER C.O.B. ORDINANCE NO. 377

N 16489974.5526 E 1313910.9937

S40°49'24"E

219.32'

S24°27'44"E

489.44'

S13°57'44"E

282.82'

S0 1°

'4

6" W

8.

B L O C K 59

B L O C K 60

ELIZABETH STREET (60 FT. R.O.W.)THIR

TEENTH STREET (4

0 F T. R

.O .W

PARTIAL LEVEE STREET (60 FT. R.O.W.)

N65°44'36"E 71.21'

S45 °38

'36 "W

7.3

3'

N65°44'36"E

309.18'

APPARENT W

ESTERLY LINE O

F FO

RT BRO

W

N RESERVATIO

NS (PER PLAT CALLS -VO

L. 8, PAG

E 23, M .R.C.C.))

APPARENT NORTHWESTERLY LINE OF FORT BROWN RESERVATION (PER PLAT CALLS -VOL. 8, PAGE 23, M.R.C.C.))

ORIGINAL TOWNSITE OF THE CITY OF BROWNSVILLE

(VOL. 5, PAGE 13, M.R.C.C.)

1.61 ACRE REVETMENT AND LEVEE EASEMENT

1.6 1 A

CRE R

EVETMENT AND LE

VEE EASEMENT

DRAWN BY:

DESIGNED BY:

CHECKED BY:

RECOMMENDED:

FILE:

APPROVED:

0 50 200100

MERIDIAN OF THE TEXAS COORDINATE SYSTEM

SOUTH ZONE (NAD 83)

RIGHT-OF-WAY EASEMENTS

CMA

DR

LSM

MAY 6, 2022

27816-000-01

LOWER RIO GRANDE FLOOD CONTROL PROJECT

UPPER BROWNSVILLE LEVEE AND FLOODPLAIN FAILURE

BROWNSVILLE, TEXAS

April 19, 2024

+2

+0

+0

+0

1893+00

1894+00

1895+00 1896+00 1897+00

1898+00

1899+00

1900+00

1901+00

1902+00

1903+00

1904+00

1904+85

BP: 1889+25.10

PI: 1889+64.60

PC: 1891+79.22

M id: 1892+98.17

PT

: 1

4+

.1

PI

: 1

7+

.3

PI

: 1

9+

.5

PC

: 1

2+

.0

M id:

2+

.9

PT:

+4

5.7

PI: 1

4+

.94

EP: 1

4+

.07

STA 1889+25.10

DESIGN SPEED = 60 mi/h

STA:1904+45.09

OFF:104.49'R

STA:1904+45.61

OFF:121.50'R

STA:1901+99.65

OFF:79.86'R

STA:1899+06.40

OFF:74.86'R

STA:1896+94.25

OFF:99.18'R

STA:1896+89.99

OFF:114.93'R

1904+00

1904+85.07

1903+00

1902+00

1901+00

1900+00

1899+00

1898+00

1897+001896+001895+001894+00

1893+00

+0

+0

+0

+2 5.

IN

TE

R

SE

C

TI

O N

O F

N O

R

TH

EA

ST

T H

IR

TE

EN

TH

S T.

L

IN

E O

F

LE

VE

E

ST

AN

D

S O

U

TH

EA

ST

L

IN

E O

F

LO

T

LO

T

LO

T

LO

T

LO

T

LO

T

BLOCK

LO

T

LO

T

LO

T

LO

T

TH

IR

TE

EN

TH

S

TR

EE

T

LEVEE STREET

FO

U

R

TE

EN

TH

S

TR

EE

T

ALLEY

BANK PROTECTIONSTRUCTURE 0.23 AC

N40°22'00"W - 219.30

N24°00'20"W - 489.40

N13°20'20"W - 282.80

IN

TE

RN

AT

IO

NA

L

BL

VD

RIO GRANDE

OR ENCOUNTERED EXCEPT AS SHOWN.

BASELINE

NOTE:

NO OTHER UTILITIES WERE OBSERVED

SCALE: 1"=50'

5025050 100

UTILITIES

UTILITIES

CMA

DR

LSM

IBWC BENCHMARK "205-RG"

Being a Brass Disk Located at the Easternmost Corner of Concrete Gatewell Structure 205.

41.56 (NAVD 88 MEASURED)

CONTRACTOR TO INVESTIGATE/VERIFY/ UTILITIES

THAT MAY BE PRESENT.

MAY 6, 2022

DRAWN BY:

DESIGNED BY:

CHECKED BY:

C :\0

0_ W or k\

1B

W C

R xx xx

B ro w ns vi lle

L ev ee \2

3- So lic ita tio n

Fi le s\ D ra w in gs

\C

AD

to C on tra ct or s\ D

W G

\8 -U

TI

LI

TI

ES

.d w g M ar

RECOMMENDED:

FILE:

APPROVED:

PLANS PREPARED BY:

27817-000-01

LOWER RIO GRANDE FLOOD CONTROL PROJECT

UPPER BROWNSVILLE LEVEE AND FLOODPLAIN FAILURE

BROWNSVILLE, TEXAS

April 19, 2024

1889+00

1890+00

1891+00

1892+00

1893+00

1894+00

1889+25.10

0.7' wide Retaing W all w/3" G uard Rail

0.7' wide Retaing Wall w/3" Guard Rail

DRAWN BY:

DESIGNED BY:

CHECKED BY:

C :\0

0_ W or k\

1B

W C

R xx xx

B ro w ns vi lle

L ev ee \2

3- So lic ita tio n

Fi le s\ D ra w in gs

\C

AD

to C on tra ct or s\ D

W G

\9 -P

LA

N

A N

D P

R O

FI

LE

-2 .d w g

M ar

RECOMMENDED:

FILE:

APPROVED:

PLANS PREPARED BY:

MAY 6, 2022

PLAN AND PROFILE

STA 1889+00 TO STA 1893+00

1892+001891+001890+00

MAT

CHLIN

E

ST

A

+0

SE

E

SH

EE

T

M

AT

C H

LI

N

E

ST

A

+0

SE

E

SH

EE

T

1889+00 1893+00

EXIST EARTHEN

ACCESS ROAD

EXIST RIPRAP

EXIST BORDER FENCE

TOP OF LEVEE

APPROX.

EXIST LEVEE TOE

APPROX.

TOP OF RIVER

BANK SLOPE

TOP OF

ACBM REVETMENT

ACBM REVETMENT TOE

ACBM REVETMENT

RIPRAP ACBM REVETMENT TURNDOWN

TERMINATION ARMORING

APPROX.

TOP OF RIVER BANK

KEY PLAN

A B

C D

ACBM REVETMENT TOE

TOP OF LEVEE

TOP OF REVETMENT

RIO GRANDE FLOW

MWL 12.71'

ST

A

+0

" T

H

IC

K R

IP

R

AP

ST

A

+1

EN

D

8"

T H

IC

K

R

IP

R

AP

BE

G

IN

" T H

IC

K

AC

BM

R

EV

ET

M

EN

T

(T O

P)

8.

G 27828

CMA

DR

LSM

PROJECT BASELINE

27837

27841

APPROX.

WATER LINE,

EL +12.71 FEET

DATE: DECEMBER 2, 2015

DP201

(APPROX)

BEGIN PROJECTSTA 1892+00

EXIST INLET EXIST STORM WATER LINE

END OF EXIST SURVEY

LEGEND

ARTICULATED CONCRETE BLOCK

MATTRESS (ACBM) REVETMENT

RIPRAP

LIMITS OF PROPOSED

SOIL FILTER AREA

EXIST WATER LINE

EXIST TOP OF BANK SLOPE

EXIST TOP OF LEVEE

EXIST TOE OF LEVEE

MEAN WATER LEVEL (MWL)

ELEVATION:(FT)

SCALE:

VERT: 1" = 5'

HORIZ: 1" = 20'

KEY PLAN A

020 10 4020

RIPRAP ACBM REVETMENT TURNDOWN

TERMINATION ARMORING

27818-000-01

LOWER RIO GRANDE FLOOD CONTROL PROJECT

UPPER BROWNSVILLE LEVEE AND FLOODPLAIN FAILURE

BROWNSVILLE, TEXAS

April 19, 2024

1893+00

1894+00

1895+00

1896+00 1897+00

DRAWN BY:

DESIGNED BY:

CHECKED BY:

C :\0

0_ W or k\

1B

W C

R xx xx

B ro w ns vi lle

L ev ee \2

3- So lic ita tio n

Fi le s\ D ra w in gs

\C

AD

to C on tra ct or s\ D

W G

\1 0-

PL

AN

A N

D P

R O

FI

LE

-3 .d w g

M ar

RECOMMENDED:

FILE:

APPROVED:

PLANS PREPARED BY:

MAY 6, 2022

PLAN AND PROFILE

STA 1893+00 TO STA 1897+00

M

AT

CH

LI

NE

S

TA

3+

SE

E

SH

EE

T

M

AT

C H

LI

N

E

ST

A

+0

SE

E

SH

EE

T

1896+001895+001894+00

1893+00 1897+00

M

AT

C H

LI

N

E

ST

A

+0

SE

E

SH

EE

T

M

AT

C H

LI

N

E

ST

A

+0

SE

E

SH

EE

T

EXIST EARTHEN

ACCESS ROAD

EXIST RIPRAP

EXIST FENCE

EXIST.

TOP OF LEVEE

APPROX.

EXIST LEVEE, TOE

APPROX.

EXIST.

TOP OF RIVER

BANK SLOPE

TOP OF

ACBM REVETMENT

ACBM

REVETMENT TOE

ACBM

REVETMENT

RIPRAP

EXIST BRIDGE

APPROX 1895+64

EXIST

STORM/WATER

LINE

EXIST OH POWER LINE

EXIST BRIDGE

APPROX

1896+25

APPROX.

TOP OF RIVER BANK

EXIST GATEWELL STRUCTURE 205

EXIST RET

WALL

KEY PLAN

A B

C

D

RIPRAP

TOE CMA

DR

LSM

A 27824

TOP OF RIPRAP

G 27828

C 27825

D 27825

N 27830

K 27829

ST

A

+9

(T O

P)

5.

EN

D

8"

T H

IC

K

R

IP

R

AP

BE

G

IN

" T H

IC

K

AC

BM

R

EV

ET

M

EN

T

BE

G

IN

S

LO

PE

T R

AN

SI

TI

O

N

PROJECT BASELINE

27838

27840

INVERT EL +20.00

APPROX.

WATER LINE,

EL +12.71

ST

A

+5 1.

G

AT

EW

EL

L

ST

R

U C

TU

R

E

ST

A

+4

EN

D

8"

T H

IC

K

R

IP

R

AP

BE

G

IN

8" T

H

IC

K R

IP

R

AP

ST

A

+8

EN

D

8"

T H

IC

K

R

IP

R

AP

BE

G

IN

8" T

H

IC

K R

IP

R

AP

℄ BRIDGE, TYP

EXIST BRIDGE

PIER, TYP

C 27825

LEGEND

ELEVATION:(FT)

SCALE:

VERT: 1" = 5

HORIZ: 1" = 20'

LIMITS OF

SOIL FILTER, TYP

KEY PLAN B

ARTICULATED CONCRETE BLOCK

MATTRESS (ACBM) REVETMENT

RIPRAP

LIMITS OF

SOIL FILTER AREA

EXIST WATER LINE

EXIST TOP OF BANK SLOPE

EXIST TOP OF LEVEE

EXIST TOE OF LEVEE

MEAN WATER LEVEL (MWL)

EXIST BRIDGE

PIER, TYP

ST

A

+3

(T O

P)

6.

EN

D

" T

H

IC

K

AC

BM

R

EV

ET

M

EN

T

BE

G

IN

8"

T H

IC

K

R

IP

R

AP

020 20 4010

27819-000-01

LOWER RIO GRANDE FLOOD CONTROL PROJECT

UPPER BROWNSVILLE LEVEE AND FLOODPLAIN FAILURE

BROWNSVILLE, TEXAS

April 19, 2024

1898+00

1899+00 1900+00

1897+00

1898+00

1899+00 1900+00

1901+00

DRAWN BY:

DESIGNED BY:

CHECKED BY:

C :\0

0_ W or k\

1B

W C

R xx xx

B ro w ns vi lle

L ev ee \2

3- So lic ita tio n

Fi le s\ D ra w in gs

\C

AD

to C on tra ct or s\ D

W G

\1 1-

PL

AN

A N

D P

R O

FI

LE

-4 .d w g

M ar

RECOMMENDED:

FILE:

APPROVED:

PLANS PREPARED BY:

MAY 6, 2022

PLAN AND PROFILE

STA 1897+00 TO STA 1901+00

M

AT

CH

LI

NE

S

TA

7+

SE

E

SH

EE

T

M

AT

C H

LI

N

E

ST

A

+0

SE

E

SH

EE

T

1900+001899+001898+00

1897+00 1901+00

M

AT

C H

LI

N

E

ST

A

+0

SE

E

SH

EE

T

M

AT

C H

LI

N

E

ST

A

+0

SE

E

SH

EE

T

EXIST EARTHEN

ACCESS ROAD

EXIST RIPRAP

EXIST FENCE

TOP OF LEVEE

EXIST LEVEE, TOE

EXIST TOP OF RIVER

BANK SLOPE

TOP OF ACBM REVETMENT

ACBM

REVETMENT TOE

ACBM REVETMENT

EXIST OH POWER LINE

APPROX.

EXIST TOP OF

RIVER BANK

EXIST MONITOR WELLS

KEY PLAN

A B

C D

F 27827

PROJECT BASELINE

APPROX.

EXIST LEVEE TOE

ST

A

+9

EN

D

S

LO

PE

T

R

AN

SI

TI

O N

BE

G

IN

:1 S

LO

PE

CMA

DR

LSM

LIMITS OF

SOIL FILTER, TYP

27841

27837

27837

E 27826

TOP

OF RIVERBANK

APPROX.

EXIST WATER LINE

EL +12.71

LEGEND

ELEVATION:(FT)

SCALE:

VERT: 1" = 5'

HORIZ: 1" = 20'

NOTE:

TOP OF ACBM REVETMENT

ARTICULATED CONCRETE BLOCK

MATTRESS (ACBM) REVETMENT

RIPRAP

LIMITS OF

SOIL FILTER AREA

EXIST WATER LINE

EXIST TOP OF BANK SLOPE

EXIST TOP OF LEVEE

EXIST TOE OF LEVEE

MEAN WATER LEVEL (MWL)

KEY PLAN C1

020 20 4010

27820-000-01

LOWER RIO GRANDE FLOOD CONTROL PROJECT

UPPER BROWNSVILLE LEVEE AND FLOODPLAIN FAILURE

BROWNSVILLE, TEXAS

April 19, 2024

1901+00 1902+00 1903+00

1904+00

1904+85.07

1901+00 1902+00 1903+00

DRAWN BY:

DESIGNED BY:

CHECKED BY:

C :\0

0_ W or k\

1B

W C

R xx xx

B ro w ns vi lle

L ev ee \2

3- So lic ita tio n

Fi le s\ D ra w in gs

\C

AD

to C on tra ct or s\ D

W G

\1 2-

PL

AN

A N

D P

R O

FI

LE

-5 .d w g

M ar

RECOMMENDED:

FILE:

APPROVED:

PLANS PREPARED BY:

MAY 6, 2022

PLAN AND PROFILE

STA 1901+00 TO STA 1904+85

M

AT

C H

LI

N

E

ST

A

+0

SE

E

SH

EE

T

1904+001903+001902+00

1901+00

M

AT

C H

LI

N

E

ST

A

+0

SE

E

SH

EE

T

EXIST EARTHEN

ACCESS ROAD

EXIST RIPRAP

EXIST FENCE

TOP OF LEVEE

EXIST LEVEE, TOE

TOP OF RIVER

BANK SLOPE

TOP OF

ACBM REVETMENT

ACBM

REVETMENT

EXIST 48"Ø RCP OUTFALL

EXIST OH POWER LINE

EXIST 8"Ø PVC

OUTFALL

APPROX.

EXIST TOP OF

RIVER BANK

PROP.

RIPRAP

EXIST STEEL PIPE

EXIST CAT WALK

G 27828

B 27824

E 27826

KEY PLAN

A B

C D1

ST

A

+0

EN

D

:1

S

LO

PE

BE

G

IN

S

LO

PE

T

R

AN

SI

TI

O N

ST

A

+0

EN

D

S

LO

PE

T

R

AN

SI

TI

O N

BE

G

IN

N

AT

U

R

AL

S

LO

PE

ST

A

+8

EN

D

8"

T H

IC

K

R

IP

R

AP

(T O

P)

5.

M

AT

C H

E

XI

ST

R

IV

ER

BA

N

K

CMA

DR

LSM

27841

27837

LIMITS OF

SOIL FILTER, TYP

ST

A

+5

(T O

P)

5.

EN

D

" T

H

IC

K

AC

BM

R

EV

ET

M

EN

T

BE

G

IN

8"

T H

IC

K

R

IP

R

AP

RIPRAP ACBM REVETMENT

TURNDOWN TERMINATION ARMORING

GATEWELL STRUCTURE 206

F 27827

TOP OF

RIVERBANK

APPROX.

EXIST WATER LINE

EL +12.71

ST

A

+6

EN

D

8"

T H

IC

K

R

IP

R

AP

BE

G

IN

2" T

H

IC

K R

IP

R

AP

ST

A

+0

EN

D

S O

IL

F

IL

TE

R

DP202

(APPROX)

EXIST ACCESS ROAD

EXIST LEVEE TOE

LEGEND

ELEVATION:(FT)

SCALE:

VERT: 1" = 5'

HORIZ: 1" = 20'

ARTICULATED CONCRETE BLOCK

MATTRESS (ACBM) REVETMENT

RIPRAP

LIMITS OF

SOIL FILTER AREA

EXIST WATER LINE

EXIST TOP OF BANK SLOPE

EXIST TOP OF LEVEE

EXIST TOE OF LEVEE

MEAN WATER LEVEL (MWL)

KEY PLAN D1

EN

D

O F

PR

O

JE

C

T

020 20 4010

27821-000-01

LOWER RIO GRANDE FLOOD CONTROL PROJECT

UPPER BROWNSVILLE LEVEE AND FLOODPLAIN FAILURE

BROWNSVILLE, TEXAS

April 19, 2024

1899+00 1900+00 1901+001899+00 1900+00 1901+00

R

O W

S

1897+00

1898+00

45'

9 ROWS

DRAWN BY:

DESIGNED BY:

CHECKED BY:

C :\0

0_ W or k\

1B

W C

R xx xx

B ro w ns vi lle

L ev ee \2

3- So lic ita tio n

Fi le s\ D ra w in gs

\C

AD

to C on tra ct or s\ D

W G

\1 3-

PL

AN

A N

D P

R O

FI

LE

-4 .d w g

M ar

RECOMMENDED:

FILE:

APPROVED:

PLANS PREPARED BY:

MAY 6, 2022

PLAN AND PROFILE

STA 1897+00 TO STA 1901+00ELEVATION:(FT)

SCALE:

VERT: 1" = 10'

HORIZ: 1" = 20'

ST

A

+0

M

AT

C H

LI

N

E

ST

A

+0

SE

E

SH

EE

T

1900+001899+001898+00

1897+00 1901+00

M

AT

C H

LI

N

E

ST

A

+0

SE

E

SH

EE

T

-10

-20

EXIST EARTHEN

ACCESS ROAD

EXIST RIPRAP

EXIST FENCE

TOP OF LEVEE

EXIST LEVEE, TOE

EXIST TOP OF RIVER

BANK SLOPE

EXIST OH POWER LINE

APPROX.

EXIST TOP OF

RIVER BANK

EXIST MONITOR WELLS

KEY PLAN

A B

C2 D

F 27827

PROJECT BASELINE

APPROX.

EXIST LEVEE TOE

ST

A

+9

EN

D

S

LO

PE

T

R

AN

SI

TI

O N

BE

G

IN

:1 S

LO

PE

CMA

DR

LSM

27841

E 27826

72Ø SOIL MIX

COLUMN (TYP.)

20' PANEL SPACING (C-C)

APPROX.

EXIST WATER LINE

EL +12.71

36Ø STONE

COLUMN (TYP.) 6' SPACING (C-C)

-10

72" SOIL MIX COLUMN

36" STONE COLUMN

BOTTOM

OF COLUMNS

LEGEND

72"Ø SOIL MIX COLUMN

36"Ø STONE COLUMN

KEY PLAN C2

RIPRAP

LIMITS OF

SOIL FILTER AREA

EXIST WATER LINE

EXIST TOP OF BANK SLOPE

EXIST TOP OF LEVEE

EXIST TOE OF LEVEE

MEAN WATER LEVEL (MWL)

36Ø STONE COLUMN

ELEV. 15

BEGIN STATION

1898+03

BEGIN STATION

1897+52

020 20 4010

27822-000-01

LOWER RIO GRANDE FLOOD CONTROL PROJECT

UPPER BROWNSVILLE LEVEE AND FLOODPLAIN FAILURE

BROWNSVILLE, TEXAS

April 19, 2024

1901+00 1902+00 1903+00

1904+00

1904+85.07

1902+00 1903+00

45'

DRAWN BY:

DESIGNED BY:

CHECKED BY:

C :\0

0_ W or k\

1B

W C

R xx xx

B ro w ns vi lle

L ev ee \2

3- So lic ita tio n

Fi le s\ D ra w in gs

\C

AD

to C on tra ct or s\ D

W G

\1 4-

PL

AN

A N

D P

R O

FI

LE

-5 .d w g

M ar

RECOMMENDED:

FILE:

APPROVED:

PLANS PREPARED BY:

MAY 6, 2022

PLAN AND PROFILE

STA 1901+00 TO STA 1904+85

M

AT

C H

LI

N

E

ST

A

+0

SE

E

SH

EE

T

1904+001903+001902+00

1901+00

M

AT

C H

LI

N

E

ST

A

+0

SE

E

SH

EE

T

-10

-20

EXIST EARTHEN

ACCESS ROAD

EXIST RIPRAP

STOCKPILE

EXIST FENCE

TOP OF

LEVEE

EXIST LEVEE, TOE

TOP OF RIVER

BANK SLOPE

72" SOIL MIX COLUMN

BOTTOM

OF COLUMNS

36"Ø STONE COLUMN

6' SPACING (C-C)

EXIST 48"Ø RCP OUTFALL

EXIST OH POWER LINE

EXIST 8"Ø PVC

OUTFALL

APPROX

EXIST TOP OF

RIVER BANK

RIPRAP

EXIST STEEL PIPE

EXIST CATWALK

G 27828

B 27824

E 27826

KEY PLAN

A B

C D2

ST

A

+0

EN

D

:1

S

LO

PE

BE

G

IN

S

LO

PE

T

R

AN

SI

TI

O N

ST

A

+0

EN

D

S

LO

PE

T

R

AN

SI

TI

O N

BE

G

IN

N

AT

U

R

AL

S

LO

PE

CMA

DR

LSM

27841

27837

GATEWELL STRUCTURE 206

F 27827

APPROX

EXIST WATER LINE

EL +12.71

DP202

(APPROX)

EXIST ACCESS ROAD

EXIST LEVEE TOE

-10

36" STONE COLUMN

ELEVATION:(FT)

SCALE:

VERT: 1" = 10'

HORIZ: 1" = 20'

LEGEND

72"Ø SOIL MIX COLUMN

36"Ø STONE COLUMN

72Ø SOIL MIX

COLUMN (TYP.)

20' PANEL SPACING (C-C)

EN

D

O F

PR

O

JE

C

T

RIPRAP

LIMITS OF

SOIL FILTER AREA

EXIST WATER LINE

EXIST TOP OF BANK SLOPE

EXIST TOP OF LEVEE

EXIST TOE OF LEVEE

MEAN WATER LEVEL (MWL)

KEY PLAN D2

ELEV=15

END STATION

1903+85

END STATION

1904+81

020 20 4010

27823-000-01

LOWER RIO GRANDE FLOOD CONTROL PROJECT

UPPER BROWNSVILLE LEVEE AND FLOODPLAIN FAILURE

BROWNSVILLE, TEXAS

April 19, 2024

CONSTRUCTION DRAWINGS

REPLACE ALL

DAMAGED PVC

PIPE

MWL EL +12.71

TOP OF EXISTING

LEVEE, TYP

FLOWABLE BACKFILL

AGGREGATE

SURFACING

FLEX ANCHOR @

8'-0" O.C.

GEOTEXTILE

APPROXIMATE

EG, TYP

2 ROWS OF 9" THICK

ARTICULATED CONCRETE BLOCK AT TOE

4" THICK ACBM REVETMENT

EL VARIES,

MAX 29.60

MIN 26.55

EXIST RIPRAP

EXIST RIPRAP TURNDOWN

1.5±

EL (10.0 MAX.)

AGGREGATE ROAD WILL BE 6

INCHES THICK (MIN.) AND 10

FEET WIDE (MIN.)

GRADE ROAD TO DRAIN TO RIVER

NOTE: FIELD VERIFY DIMENSIONS

OF EXISTING CONDITIONS

4' -0

MWL EL +12.71

1.25±

EL +10.0

M

IN

8"

-M

AX

4"

T

HI

CK

APPROXIMATE

EG, TYP

GEOTEXTILE

EXIST CATWALK

EXIST 8"Ø PVC PIPE

10'-0"

14" RIPRAP

1'-0"

2' -0

1.5±

COMPACTED LEVEE

EMBANKMENT MATERIAL

(INCIDENTAL TO BANK

SLOPE EXCAVATION)

DRAWN BY:

DESIGNED BY:

CHECKED BY:

C :\0

0_ W or k\

1B

W C

R xx xx

B ro w ns vi lle

L ev ee \2

3- So lic ita tio n

Fi le s\ D ra w in gs

\C

AD

to C on tra ct or s\ D

W G

\1 5-

SE

C

TI

O

N S-

1.

dw g M ar

RECOMMENDED:

FILE:

APPROVED:

PLANS PREPARED BY:

MAY 6, 2022

TYPICAL SECTIONS

A TYPICAL UPSTREAM SECTION

CMA

DR

LSM

T 27841

B TYPICAL DOWNSTREAM RIPRAP

0 105 2.5 5

0 105 2.5 5

27824-000-01

LOWER RIO GRANDE FLOOD CONTROL PROJECT

UPPER BROWNSVILLE LEVEE AND FLOODPLAIN FAILURE

BROWNSVILLE, TEXAS

April 19, 2024

TOP OF EXISTING

LEVEE, TYP

APPROXIMATE

EG, TYP

1.5±

GATEWAY INTERNATIONAL

BRIDGE SOUTHBOUND, SEE NOTE

EX

IS

TI

N

G

'-9

M

IN

. C

LR

(F

IE

LD

V

ER

IF

Y)

16'-0" AT BRIDGE

1.25

EL +10.0

" M

IN

GEOTEXTILE

EXIST RIPRAP

EXIST RIPRAP TURNDOWN

1'-0"

2' -0

RIPRAP SLOPES SHALL BE

NO STEEPER THAN 1.5:1

NOTE: REVETMENT AT NORTHBOUND BRIDGE SIMILAR

RIPRAP

20"

RIPRAP

COMPACTED LEVEE

EMBANKMENT MATERIAL

(INCIDENTAL TO BANK

SLOPE EXCAVATION)

MWL EL +12.71

APPROXIMATE

EG, TYP

16'-0" BETWEEN BRIDGES

EL +10.0

" M

IN

1.25

EXIST RIPRAP

EXIST RIPRAP TURNDOWN

1'-0"

2' -0

1.5±

RIPRAP SLOPES SHALL BE

NO STEEPER THAN 1.5:1

GEOTEXTILE

20"

RIPRAP

COMPACTED LEVEE

EMBANKMENT MATERIAL

(INCIDENTAL TO BANK

SLOPE EXCAVATION)

DRAWN BY:

DESIGNED BY:

CHECKED BY:

C :\0

0_ W or k\

1B

W C

R xx xx

B ro w ns vi lle

L ev ee \2

3- So lic ita tio n

Fi le s\ D ra w in gs

\C

AD

to C on tra ct or s\ D

W G

\1 6-

SE

C

TI

O

N S-

2.

dw g M ar

RECOMMENDED:

FILE:

APPROVED:

PLANS PREPARED BY:

MAY 6, 2022

TYPICAL SECTIONS

C RIPRAP REVETMENT SECTION

D RIPRAP REVETMENT SECTION

CMA

DR

LSM

NOTE: LAUNCHABLE STONE IS DEFINED AS

RIPRAP PLACED BELOW ELEV. 10

0 52.55 10

0 52.55 10

27825-000-01

LOWER RIO GRANDE FLOOD CONTROL PROJECT

UPPER BROWNSVILLE LEVEE AND FLOODPLAIN FAILURE

BROWNSVILLE, TEXAS

April 19, 2024

EXIST GRAVEL ROADWAY

GEOTEXTILE

4" THICK ACBM REVETMENT,

6 @ 20'-0" EQUALS 120'-0"

APPROXIMATE

EG, TYP

2 ROWS OF 9" THICK

ACBM REVETMENT AT TOE

4'-0"

FLOWABLE BACKFILL

LEVEE TOE 24

±2

" T H

IC

K

SO

IL

F

IL

TE

R

MIN

SOIL COLUMNS

EL -15.0

EL -0.0

EL 10 (MAX.)

STONE COLUMN

EL -15.0

SEE NOTE 4

36" THICK CLAY

DRAWN BY:

DESIGNED BY:

CHECKED BY:

C :\0

0_ W or k\

1B

W C

R xx xx

B ro w ns vi lle

L ev ee \2

3- So lic ita tio n

Fi le s\ D ra w in gs

\C

AD

to C on tra ct or s\ D

W G

\1 7-

SE

C

TI

O

N S-

3.

dw g M ar

RECOMMENDED:

FILE:

APPROVED:

PLANS PREPARED BY:

MAY 6, 2022

TYPICAL SECTIONS

U 27841

E TYPICAL DOWNSTREAM SECTION

CMA

DR

LSM

NOTE:

1. ALL SOIL SLOPES TO RECEIVE SOIL FILTER SHALL BE GRADED NO

STEEPER THAN 2-HORIZONTAL TO 1-VERTICAL.

2. EXTEND THE SOIL FILTER DOWN SLOPE TO THE WATER LINE.

3. BACKFILL ACBM OPENINGS WITH CRUSHED STONE.

4. PLACE TOPSOIL AND REVEGETATE LEVEE SLOPE.

0 105 2.5 5

27826-000-01

LOWER RIO GRANDE FLOOD CONTROL PROJECT

UPPER BROWNSVILLE LEVEE AND FLOODPLAIN FAILURE

BROWNSVILLE, TEXAS

April 19, 2024

GEOTEXTILE

4" THICK ACBM REVETMENT,

6 @ 20'-0" EQUALS 120'-0"

2 ROWS OF 9" THICK

ACBM REVETMENT AT TOE

LEVEE

TOE

4'-0"

FLOWABLE BACKFILL

EL +10.0

MIN

EXIST. GRAVEL

ROADWAY

STONE COLUMN

SOIL COLUMNS

EL 0.0

EL -15.0

2" T

H

IC

K

SO

IL

F

IL

TE

R

EL 10.0 (MAX.)

EL -15.0

36" THICK CLAY

DRAWN BY:

DESIGNED BY:

CHECKED BY:

C :\0

0_ W or k\

1B

W C

R xx xx

B ro w ns vi lle

L ev ee \2

3- So lic ita tio n

Fi le s\ D ra w in gs

\C

AD

to C on tra ct or s\ D

W G

\1 8-

SE

C

TI

O

N S-

4.

dw g M ar

RECOMMENDED:

FILE:

APPROVED:

PLANS PREPARED BY:

MAY 6, 2022

TYPICAL SECTIONS

F TYPICAL SLOPE TRANSITION SECTION

CMA

DR

LSM

NOTE:

1. ALL SOIL SLOPES TO RECEIVE SOIL FILTER SHALL BE GRADED NO

STEEPER THAN 2-HORIZONTAL TO 1-VERTICAL.

2. EXTEND THE SOIL FILTER DOWN SLOPE TO THE WATER LINE.

3. BACKFILL ACBM OPENINGS WITH CRUSHED STONE.

4. PLACE TOPSOIL AND REVEGETATE LEVEE SLOPE.

0 52.55 10

27827-000-01

LOWER RIO GRANDE FLOOD CONTROL PROJECT

UPPER BROWNSVILLE LEVEE AND FLOODPLAIN FAILURE

BROWNSVILLE, TEXAS

April 19, 2024

1.25+

MWL EL +12.71

EL +10.0

10'-0"

GEOTEXTILE

EXIST RIPRAP

EXIST RIPRAP TURNDOWN

APPROXIMATE

EG, TYP

EXCAVATE ACBM REVETMENT

TERMINATION AT TERMINATIONS

4'- 0"

UPSTREAM AND

DOWNSTREAM,

1.5±

RIPRAP SLOPES SHALL BE

NO STEEPER THAN 1.5:1

14" RIPRAP

SEE NOTE

1'-0"

2' -0

COMPACTED LEVEE

EMBANKMENT MATERIAL

(INCIDENTAL TO BANK

SLOPE EXCAVATION)

14'

-0

4' -0

4' -0

" M

IN

APPROXIMATE

EG, TYP

APPROXIMATE

EG, TYP

4'-0"

1 BLOCK EQUALS 1'-3" MIN.

4' -0

GEOTEXTILE

14" RIPRAP AT

ACBM REVETMENT TERMINATION

SEE RIPRAP SCHEDULE

20" RIPRAP AT BRIDGE REVETMENT

AND DOWNSTREAM REVETMENT,

SEE RIPRAP SCHEDULE

4'-0"

1 BLOCK EQUALS 1'-3" MIN.

GEOTEXTILE

ACBM

REVETMENT

14" RIPRAP AT ACBM REVETMENT

TERMINATION, SEE RIPRAP

SCHEDULE

MAXIMUM

ROCK SIZE

(LB.)

NOMINAL

THICKNESS

(IN)

STATION

FROM TO

48300 1892+00.00 1892+12.00

48300 1895+34.00 1895+46.00

20600 1895+46.00 1896+82.00

STA 1892+06.00 STA 1895+40.00

STA 1896+88.00, SEE NOTE

STA 1904+56.00

NOTE: STA 1896+88.00 IS MIRROR IMAGE

RIPRAP SCHEDULE

48300 1896+82.00 1896+94.00

48300 1904+50.00 1904+62.00

18300 1904+62.00 1904+85.00

NOTE: SEE SPECIFICATION SECTION 35.42.37

MAXIMUM

ROCK SIZE

(IN)

DRAWN BY:

DESIGNED BY:

CHECKED BY:

C :\0

0_ W or k\

1B

W C

R xx xx

B ro w ns vi lle

L ev ee \2

3- So lic ita tio n

Fi le s\ D ra w in gs

\C

AD

to C on tra ct or s\ D

W G

\1 9-

SE

C

TI

O

N S-

5.

dw g M ar

RECOMMENDED:

FILE:

APPROVED:

PLANS PREPARED BY:

MAY 6, 2022

TYPICAL SECTIONS

H

J

CMA

DR

LSM

G RIPRAP TRANSITION SECTION

H TYPICAL SECTION J TYPICAL SECTION

NOTE:

TYPICAL BENCH WIDTH OF 16'-0" SHALL BE

MAINTAINED OVER TRANSITIONS AT BRIDGE,

0 52.55 10

0 424 8 0 424 8

27828-000-01

LOWER RIO GRANDE FLOOD CONTROL PROJECT

UPPER BROWNSVILLE LEVEE AND FLOODPLAIN FAILURE

BROWNSVILLE, TEXAS

April 19, 2024

CHECKED BY:

C :\0

0_ W or k\

1B

W C

R xx xx

B ro w ns vi lle

L ev ee \2

3- So lic ita tio n

Fi le s\ D ra w in gs

\C

AD

to C on tra ct or s\ D

W G

\2 0-

G

AT

EW

EL

L R

EP

AI

R -1

.d w g M ar

RECOMMENDED:

FILE:

APPROVED:

PLANS PREPARED BY:

MAY 6, 2022

GATEWELL STRUCTURE 205

REPAIR

REMOVE EXISTING

15"Ø HDPE PIPE

CAST-IN-PLACE

CONCRETE PIPE

COLLAR EXTENSION

15"Ø RCP PIPE, CLASS IV

APPROXIMATE LIMITS OF EXCAVATION

REMOVE EXISTING

18"Ø PVC PIPE

K GATEWELL DEMOLITION PARTIAL PLAN L GATEWELL PARTIAL PLAN

27840

CMA

DR

LSM

SL

O

PE

SL

O

PE

SL

O

PE

REPLACE EXIST RIPRAP

BACKFILL AND COMPACT

LEVEE EMBANKMENT.

CONFIRM EXCAVATED LEVEE

EMBANKMENT MATERIAL COMPLIES WITH

SPECIFICATIONS PRIOR TO BACKFILLING

EXCAVATION.

EXIST 15"Ø RCP

EXIST GATEWELL 205

EXIST 15"Ø RCP

EXIST GATEWELL 205

TOP OF LEVEE

EXIST RIPRAP

EXIST ACCESS ROAD

TOE OF LEVEE

TOP OF LEVEE

EXIST RIPRAP

EXIST ACCESS ROAD

TOE OF LEVEE

TOP OF EXIST

RIVERBANK SLOPE

REMOVE AND STOCKPILE EXIST

LEVEE EMBANKMENT MATERIAL

AND RIPRAP. CONFIRM EXCAVATED LEVEE

EMBANKMENT MATERIAL COMPLIES WITH

SPECIFICATIONS PRIOR TO BACKFILLING

EXCAVATION OR USE FLOWABLE FILL.

BACKFILL WITH FLOWABLE BACKFILL

GROUT OR FLOWABLE BACKFILL

ANNULUS AROUND RCP

TRIM RCP FLUSH TO SLOPE

ACBM REVETMENT

SL

O

PE

M 27830

N 27830

NOTE:

1. CONTRACTOR RESPONSIBLE FOR SAFE EXCAVATION LIMITS.

GATEWELL STRUCTURE 205 IS LOCATED AT

STATION 1804+51.5

APPROX

WATER LINE,

EL +12.71 FEET

DATE: DECEMBER 2, 2015 APPROX

WATER LINE,

EL +12.71 FEET

DATE: DECEMBER 2, 2015

0 52.55 100 52.55 10

27829-000-01

LOWER RIO GRANDE FLOOD CONTROL PROJECT

UPPER BROWNSVILLE LEVEE AND FLOODPLAIN FAILURE

BROWNSVILLE, TEXAS

April 19, 2024

APPROXIMATE

EG, TYP

TOP OF EXISTING

LEVEE

APPROX EXIST

INVERT EL +21.75

REMOVE EXISTING 15"Ø HDPE PIPE

REMOVE AND STOCKPILE EXISTING RIPRAP

REMOVE EXISTING 18"Ø PVC PIPE

REMOVE EXIST CONCRETE PIPE COLLAR

EXIST 15"Ø RCP

TO REMAIN

19'-0"± 10'-0"±

FIELD VERIFY FIELD VERIFY

REMOVE AND STOCKPILE EXISTING

LEVEE EMBANKMENT MATERIAL. CONFIRM

EXCAVATED LEVEE EMBANKMENT MATERIAL

COMPLIES WITH SECTION 35.41.00 PRIOR

TO BACKFILLING EXCAVATION.

APPROXIMATE

EG, TYP

TOP OF EXISTING

LEVEE

EXIST 15"Ø RCP

15"Ø RCP

CLASS IV

AGGREGATE ROADWAY

REPLACE

RIPRAP

1.5± 1±

FLOWABLE BACKFILL

4" THICK

ACBM REVETMENT

2 ROWS OF 9" THICK

ARTICULATED CONCRETE

BLOCK AT TOE

GEOTEXTILE

EXIST CONCRETE GATEWELL RISER 205

NOTCH ACBM REVETMENT TURN DOWN

AS REQUIRED, TYP

INVERT EL +20.00

ONCRETE PIPE

BEDDING

TRIM RCP

FLUSH WITH SLOPE

GROUT ANNULUS

MWL EL +12.71

EL. 10

CIP CONC. PIPE

COLLAR

REMOVE EXIST CONC. PIPE

CONNECTION COLLAR

APPROXIMATE

EG, TYP

12"MIN.

3"

AGGREGATE ROADWAY

BACKFILL WITH

FLOWABLE BACKFILL

C O

N C

B

ED

D

IN

G

℄ PIPE

PI

PE

FL

O

W

AB

LE

B

AC

KF

IL

L

H

AU

N C

H

IN

G

IN

IT

IA

L

BA

C

KF

IL

L

Ø

4"

P

ER

S

EC

TI

O

N

3.

.3 9.

GATEWELL STRUCTURE 205

REPAIR

CMA

DR

LSM

M EXISTING GATEWELL DEMOLITION SECTION

N GATEWELL SECTION

P

P

NOTE:

1. CONTRACTOR RESPONSIBLE FOR COMPLIANCE

CONFIRMED EXCAVATION PLAN. (OSHA 29CFR1926)

2. CONTRACTOR RESPONSIBLE FOR LOCATING

NEW CONCRETE PIPE COLLAR TO CONNECT

NEW RCP TO EXISTING RCP.

PIPE SECTION

0 52.55 10

0 52.55 10

0 .75.375.75 1.5

6"

6" 4'-0" + O.D. PIPE

4' -0

O

.D . P

IP

E

V

V #5 @ 12"

FRONT ELEVATIONSECTION V-V

CONCRETE PIPE COLLAR

#5 BAR

NEW RCP

EXIST RCP

DRAWN BY:

DESIGNED BY:

CHECKED BY:

C :\0

0_ W or k\

1B

W C

R xx xx

B ro w ns vi lle

L ev ee \2

3- So lic ita tio n

Fi le s\ D ra w in gs

\C

AD

to C on tra ct or s\ D

W G

\2 1-

G

AT

EW

EL

L R

EP

AI

R -2

.d w g M ar

SHEET OF 32

FINAL DRAWINGS

REMEDIATION OF LEVEE AND FLOODPLAIN

FAILURE WITHIN THE UPPER BROWNSVILLE LEVEE

REACH, LOWER RIO GRANDE FLOOD CONTROL PROJECT

BROWNSVILLE, TEXAS

RECOMMENDED:

FILE:

APPROVED:

PLANS PREPARED BY:

DATE: MAY 6, 2022

MAY 6, 2022

27830-000-01

LOWER RIO GRANDE FLOOD CONTROL PROJECT

UPPER BROWNSVILLE LEVEE AND FLOODPLAIN FAILURE

BROWNSVILLE, TEXAS

April 19, 2024

CONSTRUCTION DRAWINGS

1893+00.00

0 10 20 30 40 50 60 70 80 90 100 110 120 130

1894+00.00

0 10 20 30 40 50 60 70 80 90 100 110 120 130

1892+00.00

0 10 20 30 40 50 60 70 80 90 100 110 120 130

EL +12.71

EL +12.71

EL +12.71

PROJECT BASELINE

PROJECT BASELINE

PROJECT BASELINE

DRAWN BY:

DESIGNED BY:

CHECKED BY:

C :\0

0_ W or k\

1B

W C

R xx xx

B ro w ns vi lle

L ev ee \2

3- So lic ita tio n

Fi le s\ D ra w in gs

\C

AD

to C on tra ct or s\ D

W G

\2 2-

E

M

BA

N

KE

M

EN

T C

R O

SS

S

EC

TI

O N

S.

dw g M ar

CONSTRUCTION DRAWINGS

RECOMMENDED:

FILE:

APPROVED:

PLANS PREPARED BY:

MAY 6, 2022

CMA

DR

LSM

LEGEND

EXISTING GROUND

EXCAVATION LIMIT

100-year WSE

ELEVATION:(FT)

SCALE:

VERT: 1" = 10'

HORIZ: 1" = 20'

GEOTEXTILE

MEAN WATER LEVEL (MWL)

ACBM REVETMENT

TRENCH ANCHOR

NEW RIPRAP

SOIL FILTER

NOTE:

1. ALL SOIL SLOPES TO RECEIVE SOIL FILTER SHALL BE GRADED NO

STEEPER THAN 2-HORIZONTAL TO 1-VERTICAL.

2. EXTEND THE SOIL FILTER DOWN SLOPE TO THE WATER LINE.

3. ANCHOR TRENCH DETAILS AND TURNDOWN ARE SHOWN ON SECTIONS

T AND U.

27831-000-01

LOWER RIO GRANDE FLOOD CONTROL PROJECT

UPPER BROWNSVILLE LEVEE AND FLOODPLAIN FAILURE

BROWNSVILLE, TEXAS

April 19, 2024

1896+00.00

0 10 20 30 40 50 60 70 80 90 100 110 120 130 140

1897+00.00

0 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160

1895+00.00

0 10 20 30 40 50 60 70 80 90 100 110 120 130

EL +12.71

EL +12.71

EL +12.71

PROJECT BASELINE

PROJECT BASELINE

PROJECT BASELINE

DRAWN BY:

DESIGNED BY:

CHECKED BY:

C :\0

0_ W or k\

1B

W C

R xx xx

B ro w ns vi lle

L ev ee \2

3- So lic ita tio n

Fi le s\ D ra w in gs

\C

AD

to C on tra ct or s\ D

W G

\2 2-

E

M

BA

N

KE

M

EN

T C

R O

SS

S

EC

TI

O N

S.

dw g M ar

RECOMMENDED:

FILE:

APPROVED:

PLANS PREPARED BY:

MAY 6, 2022

CROSS SECTIONS

CMA

DR

LSM

LEGEND

EXISTING GROUND

EXCAVATION LIMIT

100-year WSE

ELEVATION:(FT)

SCALE:

VERT: 1" = 10'

HORIZ: 1" = 20'

NOTE:

1. ALL SOIL SLOPES TO RECEIVE SOIL FILTER SHALL BE GRADED NO

STEEPER THAN 2-HORIZONTAL TO 1-VERTICAL.

2. EXTEND THE SOIL FILTER DOWN SLOPE TO THE WATER LINE.

3. ANCHOR TRENCH DETAILS AND TURNDOWN ARE SHOWN ON SECTIONS

T AND U.

GEOTEXTILE

MEAN WATER LEVEL (MWL)

ACBM REVETMENT

TRENCHANCHOR

NEW RIPRAP

SOIL FILTER

27832-000-01

LOWER RIO GRANDE FLOOD CONTROL PROJECT

UPPER BROWNSVILLE LEVEE AND FLOODPLAIN FAILURE

BROWNSVILLE, TEXAS

April 19, 2024

1898+00.00

-20

-10

-20

-10

0 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 180 190

1899+00.00

-20

-10

-20

-10

0 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 180 190 200 210 220

PROJECT BASELINE

EL +12.71

EL +12.71

PROJECT BASELINE

APPROXIMATE EXCAVATION LINE

DRAWN BY:

DESIGNED BY:

CHECKED BY:

C :\0

0_ W or k\

1B

W C

R xx xx

B ro w ns vi lle

L ev ee \2

3- So lic ita tio n

Fi le s\ D ra w in gs

\C

AD

to C on tra ct or s\ D

W G

\2 2-

E

M

BA

N

KE

M

EN

T C

R O

SS

S

EC

TI

O N

S.

dw g M ar

RECOMMENDED:

FILE:

APPROVED:

PLANS PREPARED BY:

MAY 6, 2022

CROSS SECTIONS

CMA

DR

LSM

LEGEND

EXISTING GROUND

EXCAVATION LIMIT

100-year WSE

ELEVATION:(FT)

SCALE:

VERT: 1" = 10'

HORIZ: 1" = 20'

NOTE:

1. ALL SOIL SLOPES TO RECEIVE SOIL FILTER SHALL BE GRADED NO STEEPER THAN

2-HORIZONTAL TO 1-VERTICAL.

2. EXTEND THE SOIL FILTER DOWN SLOPE TO THE WATER LINE.

3. ANCHOR TRENCH DETAILS AND TURNDOWN ARE SHOWN ON SECTIONS T AND U.

4. CONTRACTOR RESPONSIBLE FOR COMPLIANCE CONFIRMED EXCAVATIONS PLAN.

(OSHA 29 CFR 1926)

5. ALL SLOPES TO RECEIVE LEVEE FILL SHALL BE BENCHED PER SECTION 35.41.00.

GEOTEXTILE

MEAN WATER LEVEL (MWL)

ACBM REVETMENT

TRENCH ANCHOR

NEW RIPRAP

SOIL FILTER

36"Ø STONE COLUMN

SOIL MIX

RECONSTRUCTED LEVEE

CLAY

27833-000-01

LOWER RIO GRANDE FLOOD CONTROL PROJECT

UPPER BROWNSVILLE LEVEE AND FLOODPLAIN FAILURE

BROWNSVILLE, TEXAS

April 19, 2024

1901+00.00

-10

-20

-10

0 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 180 190 200 210 220

1900+00.00

-20

-10

-20

-10

0 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 180 190 200 210 220

EL +12.71

EL +12.71

PROJECT BASELINE

PROJECT BASELINE

DRAWN BY:

DESIGNED BY:

CHECKED BY:

C :\0

0_ W or k\

1B

W C

R xx xx

B ro w ns vi lle

L ev ee \2

3- So lic ita tio n

Fi le s\ D ra w in gs

\C

AD

to C on tra ct or s\ D

W G

\2 2-

E

M

BA

N

KE

M

EN

T C

R O

SS

S

EC

TI

O N

S.

dw g M ar

RECOMMENDED:

FILE:

APPROVED:

PLANS PREPARED BY:

MAY 6, 2022

CROSS SECTIONS

CMA

DR

LSM

LEGEND

EXISTING GROUND

EXCAVATION LIMIT

100-year WSE

ELEVATION:(FT)

SCALE:

VERT: 1" = 10'

HORIZ: 1" = 20'

GEOTEXTILE

MEAN WATER LEVEL (MWL)

ACBM REVETMENT

TRENCH ANCHOR

NEW RIPRAP

SOIL FILTER

36"Ø STONE COLUMN

SOIL MIX

RECONSTRUCTED LEVEE

CLAY

27834-000-01

LOWER RIO GRANDE FLOOD CONTROL PROJECT

UPPER BROWNSVILLE LEVEE AND FLOODPLAIN FAILURE

BROWNSVILLE, TEXAS

April 19, 2024

CONSTRUCTION DRAWINGS

NOTE:

1. ALL SOIL SLOPES TO RECEIVE SOIL FILTER SHALL BE GRADED NO STEEPER THAN

2-HORIZONTAL TO 1-VERTICAL.

2. EXTEND THE SOIL FILTER DOWN SLOPE TO THE WATER LINE.

3. ANCHOR TRENCH DETAILS AND TURNDOWN ARE SHOWN ON SECTIONS T AND U.

4. CONTRACTOR RESPONSIBLE FOR COMPLIANCE CONFIRMED EXCAVATIONS PLAN.

(OSHA 29 CFR 1926)

5. ALL SLOPES TO RECEIVE LEVEE FILL SHALL BE BENCHED PER SECTION 35.41.00.

1903+00.00

-10

-20

-10

0 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 180 190 200 210 220

1902+00.00

-20

-10

-20

-10

0 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 180 190 200 210 220

EL +12.71

EL +12.71

PROJECT BASELINE

PROJECT BASELINE

DRAWN BY:

DESIGNED BY:

CHECKED BY:

C :\0

0_ W or k\

1B

W C

R xx xx

B ro w ns vi lle

L ev ee \2

3- So lic ita tio n

Fi le s\ D ra w in gs

\C

AD

to C on tra ct or s\ D

W G

\2 2-

E

M

BA

N

KE

M

EN

T C

R O

SS

S

EC

TI

O N

S.

dw g M ar

RECOMMENDED:

FILE:

APPROVED:

PLANS PREPARED BY:

MAY 6, 2022

CROSS SECTIONS

CMA

DR

LSM

LEGEND

EXISTING GROUND

EXCAVATION LIMIT

100-year WSE

ELEVATION:(FT)

SCALE:

VERT: 1" = 10'

HORIZ: 1" = 20'

GEOTEXTILE

MEAN WATER LEVEL (MWL)

ACBM REVETMENT

TRENCH ANCHOR

NEW RIPRAP

SOIL FILTER

36"Ø STONE COLUMN

SOIL MIX

RECONSTRUCTED LEVEE

CLAY

27835-000-01

LOWER RIO GRANDE FLOOD CONTROL PROJECT

UPPER BROWNSVILLE LEVEE AND FLOODPLAIN FAILURE

BROWNSVILLE, TEXAS

April 19, 2024

CONSTRUCTION DRAWINGS

NOTE:

1. ALL SOIL SLOPES TO RECEIVE SOIL FILTER SHALL BE GRADED NO STEEPER THAN

2-HORIZONTAL TO 1-VERTICAL.

2. EXTEND THE SOIL FILTER DOWN SLOPE TO THE WATER LINE.

3. ANCHOR TRENCH DETAILS AND TURNDOWN ARE SHOWN ON SECTIONS T AND U.

4. CONTRACTOR RESPONSIBLE FOR COMPLIANCE CONFIRMED EXCAVATIONS PLAN.

(OSHA 29 CFR 1926)

5. ALL SLOPES TO RECEIVE LEVEE FILL SHALL BE BENCHED PER SECTION 35.41.00.

1904+00.00

-10

-20

-10

0 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 180

EL +12.71

PROJECT BASELINE

1904+58.00

-20

-10

-20

-10

0 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 180

EL +12.71

PROJECT BASELINE

PROJECT BASELINE

DRAWN BY:

DESIGNED BY:

CHECKED BY:

C :\0

0_ W or k\

1B

W C

R xx xx

B ro w ns vi lle

L ev ee \2

3- So lic ita tio n

Fi le s\ D ra w in gs

\C

AD

to C on tra ct or s\ D

W G

\2 2-

E

M

BA

N

KE

M

EN

T C

R O

SS

S

EC

TI

O N

S.

dw g M ar

RECOMMENDED:

FILE:

APPROVED:

PLANS PREPARED BY:

MAY 6, 2022

CROSS SECTIONS

CMA

DR

LSM

LEGEND

EXISTING GROUND

EXCAVATION LIMIT

100-year WSE

ELEVATION:(FT)

SCALE:

VERT: 1" = 10'

HORIZ: 1" = 20'

NOTE:

1. ALL SOIL SLOPES TO RECEIVE SOIL FILTER SHALL BE GRADED NO

STEEPER THAN 2-HORIZONTAL TO 1-VERTICAL.

2. EXTEND THE SOIL FILTER DOWN SLOPE TO THE WATER LINE.

3. ANCHOR TRENCH DETAILS AND TURNDOWN ARE SHOWN ON SECTIONS

T AND U

GEOTEXTILE

MEAN WATER LEVEL (MWL)

ACBM REVETMENT

TRENCH ANCHOR

NEW RIPRAP

SOIL FILTER

36"Ø STONE COLUMN

SOIL MIX

RECONSTRUCTED LEVEE

CLAY

FLOWBLE FILL

27836-000-01

LOWER RIO GRANDE FLOOD CONTROL PROJECT

UPPER BROWNSVILLE LEVEE AND FLOODPLAIN FAILURE

BROWNSVILLE, TEXAS

April 19, 2024

'-0

" T

YP

M

AT

TR

ES

S

SE

E N

O

TE

6 UNITS @ 16" O.C.

OPEN CELL BLOCK

LATERAL CABLES BETWEEN

ADJACENT MATTRESS CONNECT

BY CRIMPING OR CLAMPING

OVER BOTH CABLES

FEMALE BLOCK

MALE BLOCK

STEEL CABLES

ONE ROW EACH MATTRESS

8'-0"

LAST TWO ROWS OF DOWN SLOPE

MATTRESS TO BE CLOSED CELL BLOCKS

15 7/8"

/8

BD-400 OC UNIT

(MALE)

BD-900 CC UNIT

(MALE)

15 7/8"

/8

BD-900 CC UNIT

(FEMALE)

15 7/8"

/8

BD-400 OC UNIT

(FEMALE)

15 7/8"

/8

9"

4"

4"

9"

1" Ø CABLE DUCT

BD-400 BD-900

BD-400 BD-900

DRAWN BY:

DESIGNED BY:

CHECKED BY:

C :\0

0_ W or k\

1B

W C

R xx xx

B ro w ns vi lle

L ev ee \2

3- So lic ita tio n

Fi le s\ D ra w in gs

\C

AD

to C on tra ct or s\ D

W G

\2 8-

M

IS

C

EL

LA

N

EO

U S

D

ET

AI

LS

.d w g M ar

RECOMMENDED:

FILE:

APPROVED:

PLANS PREPARED BY:

MAY 6, 2022

MISCELLANEOUS DETAILS

NOTES:

R

1. ACBM UNITS SHALL BE MANUFACTURED IN ACCORDANCE WITH ASTM

D6684.

2. ACBM SHALL BE STRUNG WITH STEEL CABLING.

3. FEMALE BLOCKS ARE USED ON THE

OUTSIDE OF THE MATTRESSS TO ALLOW CRIMPING.

4. SHORETEC DRAWINGS/DETAILS ARE BEING PROVIDED AS

ILLUSTRATIONS ONLY AND ARE NOT AN ENDORSEMENT OF THEIR

PRODUCTS. BLOCKS BD-400 AND BD-900 ARE SHOWN FOR GENERAL

REFERENCE.

5. THE CONTRACTOR IS REQUIRED TO SUBMIT FOR APPROVAL BY THE

COR, AN ARTICULATED CONCRETE BLOCK MATTRESS (ACBM) THAT

MEETS THE REQUIREMENTS OF THE CONTRACT DRAWINGS AND

SPECIFICATIONS.

CMA

DR

LSM

27838

R R

R R

Q Q

Q Q

Q

NOTE:

CONTRACTOR MAY UTILIZE 40'-0" MATTRESSS FOR PLACING

DOWNSLOPE MATTRESS IN WATER TO AID DRY CONNECTION UPSLOPE.

DETAIL

0 .25.125.25 .5

DETAIL

0 21 .5 1

DETAIL

0 21 .5 1

BD-400 &DB-900

SECTION

0 42 1 2

BD-400 &DB-900

SECTION

0 42 1 2

27837-000-01

LOWER RIO GRANDE FLOOD CONTROL PROJECT

UPPER BROWNSVILLE LEVEE AND FLOODPLAIN FAILURE

BROWNSVILLE, TEXAS

April 19, 2024

CONSTRUCTION DRAWINGS

1" Ø CABLE DUCT

1" Ø CABLE DUCT

1" Ø CABLE DUCT

27838

REVETMENT CABLES

ARTICULATED BLOCK

MATTRESS

ARTICULATED BLOCK

MATTRESS

1' -6

M

AX

CRIMP CABLES OR

OTHERWISE ATTACH PER

MFG REQUIREMENTS

BACKFILL WITH 4000 PSI

CONCRETE/GROUT

UPSLOPE MATTRESS

DOWNSLOPE MATTRESS

1'-6"

MAX.

ARTICULATED CONCRETE

BLOCK MATTRESS

GEOTEXTILE

REVETMENT CABLES

CABLE ATTACHMENT

ARTICULATED CONCRETE BLOCK MATTRESS

2" MAX.

(GROUT SEAMS

EXCEEDING 2")

CRIMP OR CLAMP

CABLES PER MFG

DRAWN BY:

DESIGNED BY:

CHECKED BY:

C :\0

0_ W or k\

1B

W C

R xx xx

B ro w ns vi lle

L ev ee \2

3- So lic ita tio n

Fi le s\ D ra w in gs

\C

AD

to C on tra ct or s\ D

W G

\2 8-

M

IS

C

EL

LA

N

EO

U S

D

ET

AI

LS

.d w g M ar

RECOMMENDED:

FILE:

APPROVED:

PLANS PREPARED BY:

MAY 6, 2022

MISCELLANEOUS DETAILS

S TYPICAL SECTION

5 TYPICAL MATTRESS CONNECTION DETAIL

S

CMA

DR

LSM

TYPICAL MATTRESS CONNECTION DETAIL

0 1.51 2

0 1.51 2

0 212 4

27838-000-01

LOWER RIO GRANDE FLOOD CONTROL PROJECT

UPPER BROWNSVILLE LEVEE AND FLOODPLAIN FAILURE

BROWNSVILLE, TEXAS

April 19, 2024

GAPS EXCEEDING 16" TO BE FILLED WITH

HAND PLACED FULL (INDIVIDUAL) BLOCKS

WHERE SPACE ALLOWS AND STRING THROUGH

HAND PLACED BLOCKS

GAPS EXCEEDING 2"

BUT UP TO 16" TO BE

FILLED WITH 4000 PSI

CONCRETE/GROUT.

16"

MAX. GAP

DRAWN BY:

DESIGNED BY:

CHECKED BY:

C :\0

0_ W or k\

1B

W C

R xx xx

B ro w ns vi lle

L ev ee \2

3- So lic ita tio n

Fi le s\ D ra w in gs

\C

AD

to C on tra ct or s\ D

W G

\2 8-

M

IS

C

EL

LA

N

EO

U S

D

ET

AI

LS

.d w g M ar

RECOMMENDED:

FILE:

APPROVED:

PLANS PREPARED BY:

MAY 6, 2022

MISCELLANEOUS DETAILS

6 CONCAVE CURVE CONNECTION DETAIL

CMA

DR

LSM

0 1.51 2

27839-000-01

LOWER RIO GRANDE FLOOD CONTROL PROJECT

UPPER BROWNSVILLE LEVEE AND FLOODPLAIN FAILURE

BROWNSVILLE, TEXAS

April 19, 2024

PLAN

CRIMP OR CLAMP ENDS OF CABLES

15"Ø RCP

OUTFALL

FILL WITH 4000 PSI

CONCRETE/GROUT

HAND PLACED BLOCK

OR PRE-ASSEMBLED MATTRESS

BLOCK IN PRE-ASSEMBLED MATTRESS

OR HAND PLACED

MFG CLAMPS OR CLIPS

4000 PSI

CONCRETE/GROUT

FORM LOOP AS SHOWN AND

EMBED IN GROUT

FORM LOOP AS SHOWN AND

EMBED IN GROUT

OR

FORM CABLE LOOP WITH DUPLEX CABLE

SLEEVE CRIMPED OR CLAMPED N FIELD,

EMBED IN GROUT

EMBED LIFTING CABLE LOOP

IN PRE-ASSEMBLED MATTRESS

IN GROUT

4000 PSI

CONCRETE/GROUT

15"Ø RCP OUTFALL

15"Ø RCP OUTFALL

DRAWN BY:

DESIGNED BY:

CHECKED BY:

C :\0

0_ W or k\

1B

W C

R xx xx

B ro w ns vi lle

L ev ee \2

3- So lic ita tio n

Fi le s\ D ra w in gs

\C

AD

to C on tra ct or s\ D

W G

\2 8-

M

IS

C

EL

LA

N

EO

U S

D

ET

AI

LS

.d w g M ar

RECOMMENDED:

FILE:

APPROVED:

PLANS PREPARED BY:

MAY 6, 2022

MISCELLANEOUS DETAILS

DETAIL

SCALE: 1"=1'-0"

CMA

DR

LSM

9 DETAIL

0 .75.375.75 1.5

DETAIL

0 .75.375.75 1.5

DETAIL

0 1.51 2

27840-000-01

LOWER RIO GRANDE FLOOD CONTROL PROJECT

UPPER BROWNSVILLE LEVEE AND FLOODPLAIN FAILURE

BROWNSVILLE, TEXAS

April 19, 2024

MFG CLAMPS OR CLIPS

CONNECTION CABLE ARTICULATED BLOCK MATTRESS

8'-0" MAX ON CENTER 8'-0" MAX ON CENTER 8'-0" MAX ON CENTER

LIFTING LOOPS

TRENCH

ANCHOR

ROD EYELET

TOP OF BANK SLOPE

UNANCHORED MATTRESSANCHORED MATTRESS

SEE SCHEDULESEE SCHEDULE

4'-0"

1' MIN.

TURN FABRIC UP

FLUSH TRANSITION

ACBM REVETMENT1

TOP OF SLOPE

NOTE:

GEOTEXTILE

AT SLOPES FLATTER THAN 2:1 NO ANCHOR REQUIRED.

ACBM REVETMENT

GEOTEXTILETRENCH ANCHOR

@ 8'-0" O.C. MAX

4'-0"

FLOWABLE

BACKFILL

NOTE:

AT FLOODPLAIN SLOPES STEEPER THAN 2:1 USE TRENCH ANCHOR.

FLOWABLE

BACKFILL

ANCHOR STATION

FROM TO

ANCHOR 1892+12.00 1895+34.00

ANCHOR 1896+94.00 1897+00.00

NONE 1897+00.00 1904+00.00

1904+00.00 1904+50.00ANCHOR

4'-0" 4'-0"

1'

MIN

ANCHOR SCHEDULE

SLOPE DOWN TOWARD RIVER SLOPE DOWN TOWARD RIVER

DRAWN BY:

DESIGNED BY:

CHECKED BY:

C :\0

0_ W or k\

1B

W C

R xx xx

B ro w ns vi lle

L ev ee \2

3- So lic ita tio n

Fi le s\ D ra w in gs

\C

AD

to C on tra ct or s\ D

W G

\2 8-

M

IS

C

EL

LA

N

EO

U S

D

ET

AI

LS

.d w g M ar

FINAL DRAWINGS

RECOMMENDED:

FILE:

APPROVED:

PLANS PREPARED BY:

MAY 6, 2022

MISCELLANEOUS DETAILS

T

CMA

DR

LSM

T U

U

NOTE:

1. ANCHOR TRENCH DETAILS AND TURNDOWN

ARE SHOWN SHEETS 27824, 27826, 27827,

27828, and 27830.

2. CONTRACTOR RESPONSIBLE FOR ANCHOR

DESIGN.

DETAIL

0 1.5 .25 .5

SECTION

0 .5.25 .125 .25

SECTION

0 .5.25 .125 .25

27841-000-01

LOWER RIO GRANDE FLOOD CONTROL PROJECT

UPPER BROWNSVILLE LEVEE AND FLOODPLAIN FAILURE

BROWNSVILLE, TEXAS

April 19, 2024

3 4 5

2 3 4

United States Section

.1 s (L

M S

Te ch

Pl ot S ty le

T ab le N am e

Pa pe r S iz e C

AD

F ile na m e

1 2

D

C

B

A

International Boundary & Water Commission

D

C

B

A

IN

TE

RN

AT

IO

N

AL

B

O U

N

DA

RY

A

N D

W

AT

ER

C

O M

M

IS

SI

O

N U

N

IT

ED

S

TA

TE

S

AN

D M

EX

IC

O U

N

IT

ED

S

TA

TE

S

SE

CT

IO

N

R

EV

N O

D

ES

C R

IP

TI

O N

O F

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EV

IS

IO

N D

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IG

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ER

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Pl ot

S ca le Pl ot D ev ic e

Au to

C

AD

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IN

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RN

AT

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COMM

ISSION

CO

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DEL…