Mosquito_Creek_Dwgs.pdf

PDF 11 MB Posted Nov 5, 2015

Attached to: Mosquito Creek Streambank Repair
Solicitation number: W9128F-15-B-0028
Issued by: Department of the Army Corps of Engineers Engineering District Omaha

About this file

From the source

Mosquito Creek Drawings

View the file

Other files

File	Type	Posted
Completed_ABSTRACT_15-B-0028.pdf	PDF	Dec 9, 2015
Contractor_Q A.pdf	PDF	Nov 24, 2015
Mosquito_Creek_specs.pdf	PDF	Nov 5, 2015

On GovTribe

Work with this file

Download the original file
Contacts named in this file
Similar government files
Ask GovTribe AI about this file

Try for free Login

Text version

The file's text, extracted by GovTribe without its formatting.

US Army Corps of Engineers

Omaha District

SOLICITATION NO. W9128F-15-B-0028

L624-627 MOSQUITO CREEK

STREAMBANK REPAIR AREAS

STATIONS C5+00 AND C65+00

POTTAWATTAMIE COUNTY, IA

MOSQUITO CREEK RIGHT BANK

OCTOBER 2015

S O

A T

N N

E N

A M

D W

N B

C K

D B

D E

N E

D B

D E

S C

2 3

4 5

M A

R K

A P

P R

D A

T E

E N

U M

B E

S U

B M

T E

D B

P L

O T S

C A

L E

P L

O T D

A T

D A

T E

M A

R K

D E

S C

C O

N T

R A

C T N

IDENTIFICATION

SHEET

D A

T E

A P

P R

®of Engineers

US Army Corps of Engineers

US Army Corps

S T

R E

A M

B A

N K R

E P

R E

A S

A N

S I

W F -1

-B -0

O C

L E

H W

R J

L E

S T

A T

N S C

N D C

P O

T T

A W

A T

T A

O U

N T

A S N

O T

E D

M O

S Q

O C

R E

E K R

H T B

A N

M R

P M

R -2

-3

DESIGN FILE FILE NUMBER SHEET NO. DESCRIPTION

SHEET SEQUENCE NUMBER

w/ Level 2 Designator

DISCIPLINE DESIGNATOR

M - 2 0 1

2. DISCIPLINE DESIGNATORS:1. SHEET IDENTIFICATION NUMBERS:

RESOURCE

TELECOMMUNICATIONS

ELECTRICAL

MECHANICAL

PROCESS

PLUMBING

FIRE PROTECTION

EQUIPMENT

INTERIORS

ARCHITECTURAL

STRUCTURAL

LANDSCAPE

CIVIL

GEOTECHNICAL

SURVEY / MAPPING

HAZARDOUS MATERIALS

GENERAL

Designator)

RELEASE 3.0 for Level 2

(see A/E/C CADD STANDARD

INDEX LEGEND:

SHEET TYPE DESIGNATOR

3. SHEET TYPE DESIGNATORS:

3D REPRESENTATIONS

USER DEFINED

SCHEDULES & DIAGRAMS

DETAILS

LARGE-SCALE VIEWS

SECTIONS

ELEVATIONS

PLANS

GENERAL

GEOTECHNICAL

INDEX

G-002

U .S

A R

M Y E

N G

E E

R D

T R

O M

A H

N E

B R

A S

K A

C O

R P

S O

F E

N G

E E

R S

OMAHA DISTRICT

E X A

N D N

O T

E S

DESIGN FILE FILE NUMBER SHEET NO. DESCRIPTION

MRN2 G-101.DGN

MRN2 G-002.DGN

MRN2 G-001.DGN

G-101

G-002

G-001

PROJECT LOCATION MAP

INDEX AND NOTES

COVER

MRPMR-205-310

MRN2 B702.DGN

MRN2 B701.DGN

MRN2 B303.DGN

MRN2 B302.DGN

MRN2 B301.DGN

MRN2 B106.DGN

MRN2 B105.DGN

MRN2 B104.DGN

MRN2 B103.DGN

MRN2 B102.DGN

MRN2 B101.DGN

MRPMR-205-310

B702

B701

B303

B302

B301

B106

B105

B104

B103

B102

B101

SOIL BORING LOGS AT REPAIR AREA C65+00

SOIL BORING LOGS AT REPAIR AREA C5+00

RIPRAP END PROTECTION DETAIL

TYPICAL SECTIONS - AREA C65+00

TYPICAL SECTIONS - AREA C5+00

MOSQUITO CREEK AREA C65+00 BORROW SOURCE LOCATION

PROJECT SURVEY CONTROL

MOSQUITO CREEK AREA C65+00 HAUL ROUTES

MOSQUITO CREEK AREA C5+00 HAUL ROUTES

AREA C65+00 SITE PLAN

AREA C5+00 SITE PLAN

.DISCUSSED IN SPECIFICATION SECTION 01 12 00, CONSTRUCTION GENERAL

AS-BUILT DRAWINGS - REQUIREMENTS FOR AS-BUILT DRAWINGS ARE 17.

PLACED, PER SPECIFICATION 32 92 19, SEEDING.

DISTURBED AREAS SHALL BE SEEDED AND EROSION CONTROL MATERIAL

16. SEEDING - FOLLOWING COMPLETION OF ALL WORK ACTIVITY, ALL

CRITERIA, WILL BE ACCEPTABLE

HOT MIX ASPHALT PAVEMENT, TABLE 7020.01: SUDAS HMA MIXTURE DESIGN

SPECIFICATIONS, DIVISION 7 STREETS AND RELATED WORK, SECTION 7020

STATEWIDE URBAN DESIGN AND SPECIFICATIONS (SUDAS) STANDARD

TWO 3 INCH LIFTS. ANY OF THE ASPHALT MIX DESIGNS SHOWN IN THE IOWA

TRAIL AT THE DIRECTION OF THE COR. THE ASPHALT SHALL BE PLACED IN

ACTIVITIES, THE CONTRACTOR SHALL REPLACE DAMAGED SECTIONS OF THE

DAMAGES THE ASPHALT LEVEE CREST TRAIL DURING ANY CONSTRUCTION

ASPHALT (REQUIRED AT REPAIR AREA C65+00) - IF THE CONTRACTOR . 15.

CONSTRUCTION, PER TO SPECIFICATION 32 15 00, LEVEE SURFACING.

SHALL PLACE LEVEE SURFACING ON THE LEVEE CREST, WITHIN THE LIMITS OF

14. LEVEE SURFACING (REQUIRED AT REPAIR AREA C5+00) - THE CONTRACTOR

31 05 21, RIPRAP.

PLACED AS SHOWN ON SHEETS B301 AND B302 AND PER SPECIFICATION

13. RIPRAP - THE RIPRAP TOE TRENCH AND SLOPE PROTECTION SHALL BE

DISTURBED AREAS.

DEPRESSIONS DUE TO CONSTRUCTION ACTIVITIES AND RE-SEEDING ALL

AREAS TO PRE-CONSTRUCTION CONDITIONS BY FILLING ANY RUTS OR

THAT THE CONTRACTOR WILL BE RESPONSIBLE FOR RESTORING THE STAGING

THE C5+00 AND C65+00 REPAIR AREAS, AS SHOWN ON THE DRAWINGS. NOTE

AREAS ARE PROVIDED ALONG THE LANDWARD OF THE LEVEE, ADJACENT TO

12. STAGING AREAS - CONSTRUCTION EQUIPMENT AND MATERIAL STAGING

PLACEMENT REQUIREMENTS.

SUPPLIED COHESIVE MATERIAL WITH THE SAME MOISTURE, DENSITY, AND

ONE STANDARD PROCTOR TEST SHALL ALSO BE PERFORMED FOR THE CITY

PERFORMED IN THE C65+00 STAGING AREA IDENTIFIED ON THE DRAWINGS.

SURFACE ELEVATION WILL PROBABLY BE REQUIRED. THIS ACTIVITY MAY BE

MATERIALS EXCAVATED AT ELEVATIONS CLOSE TO THE CREEK WATER

DENSITY, WITH -2 TO +4% OPTIMUM MOISTURE. MIXING AND/OR DRYING OF THE

MATERIAL SHALL BE PLACED IN 8-INCH MAXIMUM LOOSE LIFTS, 90% MAXIMUM

EXCAVATED FROM THE C5+00 AND C65+00 REPAIR AREAS. COHESIVE BACKFILL

REPRESENTATIVE SAMPLE OF MATERIAL FROM THE CONSOLIDATED MATERIALS

ONE STANDARD PROCTOR TEST SHALL BE PERFORMED UTILIZING A

11. COMPACTION OF COHESIVE MATERIAL (REQUIRED AT REPAIR AREA C65+00)

ACCORDANCE WITH MANUFACTURER’S RECOMMENDATIONS.

GRIDPRO BXP12 TYPE 2, OR EQUIVALENT. THE GEOGRID SHALL BE PLACED IN

10. GEOGRID (REQUIRED AT REPAIR AREA C65+00) - THE GEOGRID SHALL BE

FILL.

UNDERWATER FILL LAYER TO PROVIDE CONFINEMENT FOR THE UNDERWATER

UNDERWATER FILL, SIMULTANEOUSLY WITH THE PLACEMENT OF THE

LOWER PORTION OF THE RIPRAP SLOPE PROTECTION, TO THE TOP OF THE

FOR THE CONTRACTOR TO CONSTRUCT THE RIPRAP TOE TRENCH AND THE

PLACED IN 18-INCH LIFTS WITH A ZERO DROP HEIGHT. IT MAY BE NECESSARY

TO AVOID SEGREGATION OF THE MATERIAL, THE UNDERWATER FILL SHALL BE

UNDERWATER FILL. TO AVOID DAMAGE TO THE UNDERLYING GEOTEXTILE AND

GEOGRID SHALL BE PLACED, FOLLOWED BY AN ADDITIONAL 18-INCHES OF

GEOTEXTILE, 18-INCHES OF UNDERWATER FILL SHALL BE PLACED, THE

WITH LESS THAN 5% PASSING THE 200 SIEVE). FOLLOWING PLACEMENT OF THE

FILL SHALL CONSIST OF A GRAVEL (IOWA CLASS 2 GW, 1.5" MAX DIAMETER,

9. UNDERWATER FILL (REQUIRED AT REPAIR AREA C65+00) - UNDERWATER

SHEET B302 AND PER SPECIFICATION 31 05 22, GEOTEXTILES USED AS FILTERS.

THE RIPRAP TOE TRENCH AND ON THE CONSTRUCTED SLOPE AS SHOWN ON

ENCAPSULATING THE UNDERWATER FILL; AND ON THE RE-BUILT SLOPE, UNDER

C65+00: THE GEOTEXTILE SHALL BE PLACED AROUND, AND TOTALLY

SPECIFICATION 31 05 22, GEOTEXTILES USED AS FILTERS. AT REPAIR AREA

TRENCH AND ON THE EXCAVATED SLOPE AS SHOWN ON SHEET B301 AND PER

EXCAVATION, THE GEOTEXTILE SHALL BE PLACED UNDER THE RIPRAP TOE

8. GEOTEXTILE - AT REPAIR AREA C5+00: FOLLOWING THE SLOPE

SHOWN ON SHEET B106.

BORROW SITE. THE BORROW SITE LOCATION AND POINT-OF-CONTACT IS

EXCAVATION, LOADING, AND HAULING OF THE MATERIAL FROM THE CITY

CONTRACTOR WILL BE RESPONSIBLE FOR COSTS ASSOCIATED WITH THE

CLASSIFIED BY ASTM D 2487 AS CH OR CL, WITH A PI GREATER THAN 15. THE

MATERIAL. SATISFACTORY COHESIVE BORROW MATERIAL SHALL BE

THE CITY OF COUNCIL BLUFFS, AT NO COST TO THE CONTRACTOR FOR THE

REQUIRED FOR THE C65+00 STREAMBANK REPAIR AREA WILL BE PROVIDED BY

USED AS BACKFILL FOR THE C65+00 AREA REPAIR. ADDITIONAL MATERIAL

BY THE CONTRACTOR, THE BALANCE OF THE EXCAVATED MATERIAL SHALL BE

WITH THE EXCEPTION OF THE SATURATED MATERIAL TO BE HAULED OFF-SITE

AREAS SHALL BE USED TO REPAIR ANY DISTRUBED AREAS PRIOR TO SEEDING.

BORROW MATERIAL - SOIL EXCAVATED AT THE C5+00 AND C65+00 REPAIR 7.

AS SHOWN.

AREA SHALL BE EXCAVATED DOWN TO THE APPROXIMATE CHANNEL BOTTOM

DEPOSITED IN THE MOSQUITO CREEK CHANNEL ADJACENT TO THE REPAIR

ADDITION, AT REPAIR AREA C65+00, SLOUGHED MATERIAL THAT HAS

FOR REUSE AT THE C65+00 REPAIR AREA BERM RECONSTRUCTION. IN

EXCAVATED MATERIALS FROM BOTH REPAIR AREAS SHALL BE STOCKPILED

BERM/BANK AREAS AS SHOWN ON SHEETS B301 AND B302. SURPLUS

6. EXCAVATIONS - THE CONTRACTOR SHALL EXCAVATE THE CREEK SIDE HIGH

THE PROJECT TO RESTORE THE SITE TO PRE-CONSTRUCTION CONDITIONS.

PLACED BY THE CONTRACTOR SHALL BE REMOVED AT THE COMPLETION OF

CUTS INTO THE EXISTING LEVEE WILL BE PERMITTED. ALL RAMP MATERIAL

REQUIRED BASED ON THE CONTRACTOR’S METHOD OF CONSTRUCTION. NO

MATERIALS NECESSARY TO CONSTRUCT RAMPS OVER THE LEVEE, IF

5. CONSTRUCTION RAMPS - THE CONTRACTOR SHALL PROVIDE THE

SEQUENTIALLY, AS DETERMINED BY THE CONTRACTOR.

ACTIVITIES AT THE TWO SITES CAN BE PERFORMED SIMULTANIOUSLY OR

OF COMPACTED COHESIVE FILL AT THE C65+00 REPAIR AREA. ALL OTHER

HAULED TO, AND STOCKPILED AT C65+00, PRIOR TO STARTING THE PLACEMENT

WILL NEED TO BE COMPLETED, AND SURPLUS MATERIAL FROM AT C5+00

4. ORDER OF WORK - REQUIRED EXCAVATIONS AT THE C5+00 REPAIR AREA

ASPHALT DAMAGED DURING CONSTRUCTION, AS DIRECTED BY THE COR.

THE COR. THE CONTRACTOR WILL BE REQUIRED TO REPAIR OR REPLACE

LEVEE CREST AT REPAIR AREA C65+00 SHALL BE OBTAINED AND SUBMITTED TO

POST-CONSTRUCTION VIDEOS OR PHOTOS OF THE ASPHALT SURFACE ON THE

ACTIVITIES, AS DIRECTED BY THE COR. IN ADDITION, PRE- AND

MAKE REPAIRS TO THE LEVEE, IF DAMAGED DURING CONSTRUCTION

TO LEVEE SURFACING AND SEEDING. THE CONTRACTOR WILL BE REQUIRED TO

SURVEYS, AND SUBMIT THEM TO THE COR FOR REVIEW AND APPROVAL PRIOR

AT THE SAME LOCATIONS AS THE PRECONSTRUCTION SURVEYS, PLOT THE

SHALL CONDUCT ANOTHER LEVEE CENTERLINE AND CROSS SECTION SURVEYS

REPLACEMENT FOR LEVEE SURFACING AND SEEDING, THE CONTRACTOR

SLOPE. FOLLOWING THE COMPLETION OF THE PROJECT, BUT PRIOR TO

CENTERLINE, CREST SHOULDERS, LEVEE TOES AND ANY OTHER BREAKS IN

CONSTRUCTION. CROSS SECTION SHOTS SHALL BE TAKEN AT THE LEVEE

CONSTRUCTION, AT APPROXIMATE 1/3 POINTS WITHIN THE LIMITS OF

CROSS SECTIONS OF THE LEVEE SHALL BE PERFORMED PRIOR TO

BE TAKEN TO THE NEAREST .01 FOOT AT 50-FOOT INTERVALS. TWO SURVEY

AREAS THAT WILL BE USED AS A HAUL ROUTE. PROFILE SURVEY SHOTS SHALL

SHALL BE TAKEN ALONG THE CENTERLINE OF THE MOSQUITO CREEK LEVEE IN

3 SURVEYS - PRIOR TO THE START OF CONSTRUCTION, A PROFILE SURVEY

NOT BE USED AS A MATERIAL STOCKPILE OR STAGING AREA.

MINIMIZED AS MUCH AS POSSIBLE. THE LEVEE CREST OR SIDESLOPES SHOULD

CONSTRUCTION AS A HAUL ROUTE OR A WORK PLATFORM SHOULD BE

HAUL ROUTE. UTILIZING THE LEVEE CREST WITHIN THE LIMITS OF

CREST, OUTSIDE OF THE LIMITS OF CONSTRUCTION, SHALL NOT BE USED AS A

2. CONSTRUCTION HAUL ROUTES ARE SHOWN ON THE DRAWINGS. THE LEVEE

LEVEE, STATIONS C5+00 AND C65+00.

MISSOURI RIVER LEVEE UNIT L624-627, MOSQUITO CREEK RIGHT BANK TIEBACK

EROSION REPAIRS PER THE CONTRACT PLANS AND SPECIFICATIONS AT

1. THE CONTRACTOR SHALL BE RESPONSIBLE FOR PERFORMING STREAMBANK

SCOPE OF WORK

M R

G -0

.d g n

974.771

981.430

981.560

981.978

981.995

S T

O R

S T

O R

985.597

986.380

987.336

989.08

989.159

989.230

989.324

989.41

989.433

989.535

989.56

IH 15-32 C

N 456355.084

E 1000257.968

ELEV 989.666

989.685

989.704

989.706

989.718

989.756

989.765

989.834

989.906

989.913

989.937

989.991

990.054

990.075

IH 15-32 B

N 455909.821

E 1000070.050

ELEV 990.146

990.497

990.656

990.726

990.735

990.82

TOP 24 IN

991.20

TOP 24 IN

A-A

B-B

B101 B301

BH C5+00

SEE NOTE 2 FOR DESCRIPTION

LIMITS OF CONSTRUCTION

B101

N B

SCALE: 1" = 30'-0"

0 30'30' 15'

RIPRAP

EXISTING

EXISTING GAS MAIN

EXISTING OVERHEAD POWER

LEVEE CENTERLINE

A R

E A C

E P

L A

POINT #

1000180.20

1000187.74

1000199.81

1000205.41

1000211.54

1000224.59

1000230.91

1000240.91

1000247.78

EASTING

456005.11

456044.90

456085.54

456106.11

456128.63

456157.22

456174.96

456194.64

456205.63

NORTHING

ON SHEET B301.

SEE TYPICAL SECTIONS

REPAIR LIMITS (TYP.)

STAGING AREA

CONTRACTOR

B E

R M

B E

R M

B E

R M

LEVEE SURFACING.

WITHIN THE LIMITS OF CONSTRUCTION, PER TO SPECIFICATION 32 15 00,

5. THE CONTRACTOR SHALL PLACE LEVEE SURFACING ON THE LEVEE CREST,

THE LOCATION ON THE TOP OF THE EXCAVATED SLOPE OF THE HIGH BANK AREA.

4. THE POINT NUMBERS SHOWN IN THE COORDINATE TABLE BELOW IDENTIFY

MANHOLES LOCATED WITHIN THE STAGING AREA.

AVOID CONTACT OR INTERFERENCE WITH ANY UTILITIES, INCLUDING THE

3. THE CONTRACTOR SHALL LOCATE AND EXERCISE EXTREME CAUTION TO

RIPRAP REPAIR AND EXTEND LANDWARD 300' FROM LEVEE CENTERLINE.

2. LIMITS OF CONSTRUCTION ARE 50' UPSTREAM AND 50' DOWNSTREAM OF

B301.

REQUIRED TO CONSTRUCT THE DESIGN CROSS SECTION AS SHOWN ON SHEET

MATERIAL NECESSARY THAT WILL RESULT IN A SMOOTH, CONSISTENT SLOPE

THE CONTRACTOR. THE INTENT IS TO EXCAVATE THE MINIMUM AMOUNT OF

SLOPE BREAK LINE”, AS SHOWN, IS APPROXIMATE AND SHOULD BE VERIFIED BY

AT THE UPSTREAM END OF THE REPAIR. THE LOCATION OF THE “BERM EXCAVATED

1. THE RIPRAP REPAIR SECTION SHALL TIE INTO THE EXISTING RIPRAP SECTION

:NOTES

BERM EXCAVATED SLOPE BREAKLINE COORDINATE TABLE

SLOPE

THE EXISTING STREAMBANK

RIPRAP REPAIR SECTION INTO

DOWNSTREAM END OF THE

SMOOTHLY TRANSITION THE

1V:3H RIPRAP SURFACE

SURFACE INTO THE EXISTING

THE 1V:2H RIPRAP DESIGN

SMOOTHLY TRANSITION

EXISTING STORM SEWER

SEE SHEET B701

BORE HOLE C+500

SLOPE BREAKLINE

BERM/EXCAVATED

MOSQUITO CREEK

970.778

970.866

971.033

971.055

971.057

227 ST

971.100

971.131

971.174

971.235

971.242

971.248

971.270

971.284

971.296

971.380

971.478971.478

OLDER

M O

S Q

O C

R E E

M O

S Q

O C

R E

E K

S O

A T

N N

E N

A M

D W

N B

C K

D B

D E

N E

D B

D E

S C

2 3

4 5

M A

R K

A P

P R

D A

T E

E N

U M

B E

S U

B M

T E

D B

P L

O T S

C A

L E

P L

O T D

A T

D A

T E

M A

R K

D E

S C

C O

N T

R A

C T N

IDENTIFICATION

SHEET

D A

T E

A P

P R

®of Engineers

US Army Corps of Engineers

US Army Corps

S T

R E

A M

B A

N K R

E P

R E

A S

A N

S I

W F -1

-B -0

O C

L E

H W

R J

L E

S T

A T

N S C

N D C

P O

T T

A W

A T

T A

O U

N T

A S N

O T

E D

M O

S Q

O C

R E

E K R

H T B

A N

M R

P M

R -2

-3

967.832

972.262

973.112

973.678

INVERT = 973.747

973.925

973.947

36 IN W/FLAP

INVERT=973.146

976.687

976.817

981.192

981.609

IH 15-32 D

N 450374.576

E 999976.282

ELEV 983.039

983.157

983.323

IH 15-32 E

N 449961.637

E 999996.021

ELEV 986.144

D-D

E-E

B102 B302

BH C65+00-67+00

C-C

B102 B302

SEE NOTE 2 FOR DESCRIPTION

LIMITS OF CONSTRUCTION

B102

N B

SCALE: 1" = 30'-0"

0 30'30' 15'

A R

E A C

E P

L A

DRAINAGE STRUCTURE.

AVOID ANY CONTACT WITH EXISTING

EXISTING RIPRAP PROTECTION.

TIE INTO UPSTREAM END OF

POINT #

1000051.30

1000042.17

1000040.74

1000040.53

1000037.28

1000038.64

1000036.24

1000033.24

1000037.25

1000045.41

1000048.37

1000050.92

1000049.00

1000049.25

1000051.29

EASTING

450048.76

450058.88

450073.09

450096.14

450126.97

450164.68

450177.23

450192.48

450214.33

450223.56

450237.65

450270.89

450272.97

450282.97

450285.16

NORTHING

ON SHEET B302

SEE TYPICAL SECTIONS

REPAIR LIMITS (TYP.)

STAGING AREA

CONTRACTOR

SLOPE BREAKLINE

BERM/EXCAVATED

B E

R M

B E

R M

B E

R M

BERM EXCAVATED SLOPE BREAKLINE COORDINATE TABLE

THE LOCATION ON THE TOP OF THE EXCAVATED SLOPE OF THE HIGH BANK AREA.

4. THE POINT NUMBERS SHOWN IN THE COORDINATE TABLE BELOW IDENTIFY

AVOID CONTACT OR INTERFERENCE WITH ANY UTILITIES.

3. THE CONTRACTOR SHALL LOCATE AND EXERCISE EXTREME CAUTION TO

CENTERLINE.

EXISTING RIPRAP PROTECTION AND EXTEND LANDWARD 300' FROM LEVEE

2. LIMITS OF CONSTRUCTION ARE 50' UPSTREAM AND THE UPSTREAM END OF

EXISTING 36" DRAINAGE STRUCTURE.

AVOID CONTACT OR INTERFERENCE WITH ANY UTILITIES, INCLUDING THE

1. THE CONTRACTOR SHALL LOCATE AND EXERCISE EXTREME CAUTION TO

:NOTES

SLOPE

THE EXISTING STREAMBANK

RIPRAP REPAIR SECTION INTO

UPSTREAM END OF THE

SMOOTHLY TRANSITION THE

LEVEE CENTERLINE

EXISTING SANITARY SEWER

SEE SHEET B702

BORE HOLE C65+00-67+00

EXISTING 36" DRAINAGE STRUCTURE

EXISTING GAS MAIN

EXISTING SANITARY SEWER

964.580

964.593

964.610

964.682

964.705

964.733

964.738

964.757

964.763

964.765

964.770

964.771

964.857

964.859

964.905

964.974

965.109

M O

S Q

O C

R E

E K

M O

S Q

O C

R E

E K

S O

A T

N N

E N

A M

D W

N B

C K

D B

D E

N E

D B

D E

S C

2 3

4 5

M A

R K

A P

P R

D A

T E

E N

U M

B E

S U

B M

T E

D B

P L

O T S

C A

L E

P L

O T D

A T

D A

T E

M A

R K

D E

S C

C O

N T

R A

C T N

IDENTIFICATION

SHEET

D A

T E

A P

P R

®of Engineers

US Army Corps of Engineers

US Army Corps

S T

R E

A M

B A

N K R

E P

R E

A S

A N

S I

W F -1

-B -0

O C

L E

H W

R J

L E

S T

A T

N S C

N D C

P O

T T

A W

A T

T A

O U

N T

A S N

O T

E D

M O

S Q

O C

R E

E K R

H T B

A N

M R

P M

R -2

-3

A H

N E

B R

A S

K A

OMAHA DISTRICT

M R

N B

.d g n

T Y

A L S

E C

N S C

EXISTING GROUND

WATER LEVEL MAY 2015

LEVEE CL

B301

U .S

A R

M Y E

N G

E E

R D

T R

C O

R P

S O

F E

N G

E E

R S

GEOTEXTILE

BOTTOM EL. 968

APPROX CHANNEL

BOTTOM EL. 968

APPROX CHANNEL

WATER LEVEL MAY 2015

@ 1V ON 2H SLOPE

24" RIPRAP THICKNESS

@ 1V ON 2H SLOPE

24" RIPRAP THICKNESS

~54'

~40'

EXCAVATE TO 1V ON 2H

FOR THE ENTIRE LIMITS OF CONSTRUCTION

PLACE 10' WIDE, 4" THICK GRAVEL SURFACING

FOR THE ENTIRE LIMITS OF CONSTRUCTION

PLACE 10' WIDE, 4" THICK GRAVEL SURFACING

REPAIR AREA C5+00 SECTIONS

SECTION A-A

SECTION B-B

SCALE: 1" = 10'-0"

0 10'10' 5'

SCALE: 1" = 10'-0"

0 10'10' 5'

S O

A T

N N

E N

A M

D W

N B

C K

D B

D E

N E

D B

D E

S C

2 3

4 5

M A

R K

A P

P R

D A

T E

E N

U M

B E

S U

B M

T E

D B

P L

O T S

C A

L E

P L

O T D

A T

D A

T E

M A

R K

D E

S C

C O

N T

R A

C T N

IDENTIFICATION

SHEET

D A

T E

A P

P R

®of Engineers

US Army Corps of Engineers

US Army Corps

S T

R E

A M

B A

N K R

E P

R E

A S

A N

S I

W F -1

-B -0

O C

L E

H W

R J

L E

S T

A T

N S C

N D C

P O

T T

A W

A T

T A

O U

N T

A S N

O T

E D

M O

S Q

O C

R E

E K R

H T B

A N

M R

P M

R -2

-3

0 20 40 60-20-40-60-80-100-120-140

1V:1H

E L E

V A

N A

V D

E L E

V A

N A

V D

0 20 40 60-20-40-60-80-100-120-140

ON SHEET B101)

(SEE COORDINATE TABLE

PT. #6

1V:1H

E L E

V A

N A

V D

E L E

V A

N A

V D

0 20 40 60-20-40-60-80-100-120

E L E

V A

N A

V D

E L E

V A

N A

V D

1V:1H

ON SHEET B102)

(SEE COORDINATE TABLE

PT. #18

EXISTING GROUND

LEVEE CL

EXCAVATE TO 1V ON 1H

@ 1V ON 2H SLOPE

24" RIPRAP THICKNESS

~45'

~42'

LEVEE CL

~49'

FOR PLAN VIEW.

SEE SHEET B303

@ 1V ON 2H SLOPE.

48" RIPRAP THICKNESS

@ 1V ON 50H

FROM LEVEE

SLOPE TO DRAIN AWAY

@ 1V ON 50H

FROM LEVEE

SLOPE TO DRAIN AWAY

@ 1V ON 50H

FROM LEVEE

SLOPE TO DRAIN AWAY

A H

N E

B R

A S

K A

OMAHA DISTRICT

M R

N B

.d g n

T Y

A L S

E C

N S C

APPROX. CHANNEL BOTTOM EL. 962

EXISTING GROUND

MAY 2015

WATER LEVEL

MAY 2015

WATER LEVEL

B302

U .S

A R

M Y E

N G

E E

R D

T R

C O

R P

S O

F E

N G

E E

R S

UNDERWATER FILL

GEOTEXTILE

GEOGRID

GEOTEXTILE GEOGRID

UNDERWATER FILL

EXCAVATE TO 1V ON 1H

@ 1V ON 2H SLOPE

24" RIPRAP THICKNESS

APPROX. CHANNEL BOTTOM EL. 962

EXISTING GROUND

MAY 2015

WATER LEVEL

GEOTEXTILE GEOGRID

UNDERWATER FILL

EXCAVATE TO 1V ON 1H

EXCAVATE

COMPACTED COHESIVE FILL

SECTION D-D

SCALE: 1" = 10'-0"

0 10'10' 5'

REPAIR AREA C65+00 SECTIONS

SECTION E-E

SCALE: 1" = 10'-0"

0 10'10' 5'

SECTION C-C

SCALE: 1" = 10'-0"

0 10'10' 5'

S O

A T

N N

E N

A M

D W

N B

C K

D B

D E

N E

D B

D E

S C

2 3

4 5

M A

R K

A P

P R

D A

T E

E N

U M

B E

S U

B M

T E

D B

P L

O T S

C A

L E

P L

O T D

A T

D A

T E

M A

R K

D E

S C

C O

N T

R A

C T N

IDENTIFICATION

SHEET

D A

T E

A P

P R

®of Engineers

US Army Corps of Engineers

US Army Corps

S T

R E

A M

B A

N K R

E P

R E

A S

A N

S I

W F -1

-B -0

O C

L E

H W

R J

L E

S T

A T

N S C

N D C

P O

T T

A W

A T

T A

O U

N T

A S N

O T

E D

M O

S Q

O C

R E

E K R

H T B

A N

M R

P M

R -2

-3

0 20 40 60-20-40-60-80-100-120

E L E

V A

N A

V D

E L E

V A

N A

V D

1V:1H

0 20 40 60-20-40-60-80-100-120

9.5'

E L E

V A

N A

V D

E L E

V A

N A

V D

1V:1H

5'0 10'

SCALE: 1" = 2'

A H

N E

B R

A S

K A

OMAHA DISTRICT

M R

N B

.d g n

B303

U .S

A R

M Y E

N G

E E

R D

T R

C O

R P

S O

F E

N G

E E

R S

R A

P E

N D P

R O

T E

C T

N D

E T

S O

A T

N N

E N

A M

D W

N B

C K

D B

D E

N E

D B

D E

S C

2 3

4 5

M A

R K

A P

P R

D A

T E

E N

U M

B E

S U

B M

T E

D B

P L

O T S

C A

L E

P L

O T D

A T

D A

T E

M A

R K

D E

S C

C O

N T

R A

C T N

IDENTIFICATION

SHEET

D A

T E

A P

P R

®of Engineers

US Army Corps of Engineers

US Army Corps

S T

R E

A M

B A

N K R

E P

R E

A S

A N

S I

W F -1

-B -0

O C

L E

H W

R J

L E

S T

A T

N S C

N D C

P O

T T

A W

A T

T A

O U

N T

A S N

O T

E D

M O

S Q

O C

R E

E K R

H T B

A N

M R

P M

R -2

-3

FLOW

10'

11 12

2'4'

TOP OF SLOPE

GEOTEXTILE

DETAILED PLAN VIEW @ SECTION C-C. SEE CROSS SECTION ON SHEET B302

RIPRAP THICKNESS AT UPSTREAM END OF REPAIR AREA C65+00

POINTS ARE IDENTIFIED ON SHEET B102

NOTE: THE BERM/EXCAVATED SLOPE BREAKLINE

MRN2G-001

MRN2G-002

MRN2G-101

MRN2 B101

MRN2 B102

MRN2 B103

MRN2 B104

MRN2 B105

MRN2 B106

MRN2 B301

MRN2 B302

MRN2 B303

MRN2 B701

MRN2 B702

File details come from the government source that posted it. Updated Nov 14, 2017.