EXHIBIT_2_BeaverCreekAOP_Drawings.pdf

QUANTITY

Q50 Q100

DESIGN FLOWS

Q2

TABLE A - DESIGN FLOWS

5,000

FP03 SPECIFICATION

7,000

GENERAL NOTES:

1. THE FOREST SERVICE, US DEPARTMENT OF AGRICULTURE, HAS ADOPTED STANDARD

SPECIFICATIONS FOR CONSTRUCTION OF ROADS AND BRIDGES ON FEDERAL HIGHWAY

PROJECTS FP-03 U.S. CUSTOMARY UNITS ISSUED BY THE U.S. DEPARTMENT OF

TRANSPORTATION FEDERAL HIGHWAY ADMINISTRATION FOR CONSTRUCTION OF NATIONAL

FOREST SYSTEM ROADS, INCLUDING CULVERTS.

2. STRUCTURE SHALL BE INSTALLED IN ACCORDANCE WITH THE MANUFACTURER'S

SPECIFICATIONS AND RECOMMENDATIONS.

2. ALL CONSTRUCTION STAKING IS THE RESPONSIBILITY OF THE CONTRACTOR AND IS

CONSIDERED INCIDENTAL TO APPLICABLE PAY ITEMS.

3. ALL WORK RELATED TO PURCHASE, HAUL, AND INSTALLATION IS CONSIDERED INCIDENTAL TO

APPLICABLE PAY ITEMS.

4. ALL WORK RELATED TO CLEARING AND GRUBBING, TURF ESTABLISHMENT (SEED AND MULCH), AND TEMPORARY TRAFFIC CONTROL IS CONSIDERED INCIDENTAL TO APPLICABLE PAY ITEMS.

5. PROVIDE ROCK SAMPLES FOR ALL ROCK TYPES PRIOR TO DELIVERY FOR CO APPROVAL.

6. PROVIDE A DEWATERING PLAN IN ACCORDANCE WITH SPS 648 FOR CO APPROVAL PRIOR TO

BEGINNING ON-SITE CONSTRUCTION ACTIVITIES.

7. FURNISH DEFORMED, GRADE 60 REINFORCING BARS CONFORMING TO AASHTO M31.

FLOW RATE (cfs)

DESCRIPTION

TABLE B - QUANTITIES

SIZE OR CLASS

REMOVAL OF STRUCTURES & OBSTRUCTIONS 84" x 64" x 50' LONG CMP 2 EACH 203

EMBANKMENT CONSTRUCTION (IMPORTED) BACKFILL MATERIAL 220 Cu Yd 204 & 704.03

QUANTITIES INCIDENTAL TO PAY ITEM 60350

STRUCTURE EXCAVATION UNCLASSIFIED 470 Cu Yd 208

ALUMINUM BOX CULVERT & APPURTENANCES 25'-4" x 9'-5" 31' 6" LF 603

MINOR CONCRETE STRUCTURES - FOOTINGS 28 DAY STRENGTH 3000 psi 66 LF 601

FOUNDATION FILL 20 Cu Yd 704.01

STREAMBED - STREAM SIMULATION ROCK 648 & 705.07BED CLASS 4 100 Cu Yd

QUANTITIES INCIDENTAL TO PAY ITEM 64804

STREAMBANK - STREAM SIMULATION ROCK BED CLASS 12 200 Cu Yd 648 & 705.07

STREAM CHANNEL EXCAVATION 648 & 204UNCLASSIFIED 40 Cu Yd

TAILCREST BED CLASS 4 2 Each 648 & 705.07

RIPRAP - HEADWALL & TAILWALL CLASS 6 25 Cu Yd 251 & 705.02

ROADWAY EXCAVATION UNCLASSIFIED 210 Cu Yd 204

QUANTITIES INCLUDED IN PAY ITEM 20401

QUANTITIES INCLUDED IN PAY ITEM 25101

RIPRAP - ROAD OVERFLOW DIP CLASS 6 150 Cu Yd 251 & 705.02 CLASS 3 50 Cu Yd 251 & 705.02

BACKFILL IN CULVERT 704.03BACKFILL MATERIAL 19 Cu Yd

QUANTITIES INCLUDED IN PAY ITEM 20304

ROCK WEIRS D100 OF BED CLASS 4

RIPRAP - OVERFLOW CHANNELS - REPAIR

3 Each 648 & 705.07

QUANTITIES INCLUDED IN PAY ITEM 30101

CRUSHED AGGREGATE 120 Cu Yd 301 & 703.06UNTREATED AGGREGATE COURSES

REMOVAL OF EXISTING STRUCTURES

ROADWAY EXCAVATION AND EMBANKMENT

RIPRAP

AGGREGATE SURFACE COURSE

ALUMINUM BOX CULVERT

STREAMBED SIMULATION

APRON CHANNEL ROCK 1 15 Cu Yd 648 & 705.07

STRUCTURAL BACKFILL 275 Cu Yd 704.04

2to5_7to13_BeaverCk_drawings.dwg

76927692

76927692

76947694

768876887688

76887688

76927692

76947694

76987698

76987698

76987698

76967696 76947694

76927692

76987698

77027702

76947694

76967696

769876

76927692

76987698

76967696

76967696

76947694

To ALPINE 19 miles

SURVEY PT #1

SURVEY PT #4

SURVEY PT #2

SURVEY PT #3

BASIS OF BEARINGS 86° 04' 28" E 360.05 ft

GEOTECHNICAL INVESTIGATION

BOREHOLE 1

GEOTECHNICAL INVESTIGATION

BOREHOLE 2

FOREST ROAD 26

FOREST ROAD 26

FO

RE

ST

R

OA

D

B

TO

R

OC

K

PI

T

FLOW

COORDINATE TABLE

DESCRIPTION EASTING NORTHING ELEVATION

SURVEY PT. #1 15,000.00 10,000.00 7.696.8

SURVEY PT. #2 15,359.21 9,975.35 7,702.1

SURVEY PT. #3 14,740.13 9,860.05 7,697.3

INLET INVERT 14,928.28 9,965.39 SEE SHEET 9

OUTLET INVERT 14,908.91 9,990.22 SEE SHEET 9

NOTES

REBAR IN MEADOW

REBAR IN MEADOW

REBAR NW OF LEVEE

INVERT IS CONSIDERED CENTER OF CULVERT ON A LINE BETWEEN WHERE EACH SIDE'S BEVELED STEEL

MEETS CONCRETE FOOTING

SURVEY PT. #4 14,957.31 10,016.23 7700.0 HUB NEAR ROAD

GENERAL SITE LOCATION

33° 43' 13" N, 109° 16' 31" W

0.

M ile s

0 ft 25 ft 50 ft 100 ft

SCALE IN FEET

FLOW

76927692

76947694

768876887688

76887688

76947694

76987698

76987698

76987698

76967696

76947694

76927692

76987698

76947694

76967696

76927692

76987698

76967696

76967696

76947694

EXISTING RIPRAP

DEBRIS MOUND

EDGE OF STREAM

OVERFLOW THALWEG

OVERFLOW THALWEG

OVERFLOW THALWEG

INLET INVERT

Elev. = 7689.3 ft

INLET INVERT

Elev. = 7689.2 ft

SURVEY PT #1

DIRECTIONAL SIGN

CULVERT DELINEATOR

REFLECTOR (Typ of 4)

DEBRIS LINE

ROCK DIKE

STREAM THALWEG

FLOW

EXISTING CULVERTS TO BE REMOVED.

TWO EACH 84" SPAN x 64" RISE x 50' LONG

TO ALPINE

19 miles

STREAM THALWEG

ROAD O

VERFLOW DIP

FOREST ROAD 26

SURVEY PT #3

FLOW

B

E

A

V

E

R

C

E

E

K

SURVEY PT #4

EXISTING CONCRETE

HEADWALL & TAILWALL TO

BE REMOVED

BH2

BH1

EDGE OF STREAM

0 ft 25 ft 50 ft 100 ft

SCALE IN FEET

REMOVE AND DISPOSE OF EXISTING CULVERTS,

HEADWALL, TAILWALLS, AND APPURTENANCES

IN ACCORDANCE WITH SPS 203.04.

2+00

3+00

4+00

5+00

6+00

76927692

76947694

768876887688

76887688

76927692

76947694

76987698

76987698

76987698

76967696

76947694

76927692

76987698

76947694

76967696

76927692

76987698

76967696

0+

1+

2+

3+ 004+

76967696

76947694

EXISTING RIPRAP

DEBRIS MOUNDOVERFLOW

OVERFLOW

OVERFLOW

CULVERT DELINEATOR

REFLECTOR (TYP OF 4) -

RE-INSTALL EXISTING

DEBRIS LINE

EXIST. ROCK DIKE

TO REMAIN

EXISTING THALWEG

FLOW

INSTALL ONE 25'-4" WIDE x 9'-5" TALL x 31'-6" LONG

ALUMINUM BOX CULVERT ON PRECAST

CONCRETE FOOTINGS. SEE SHEET 8.

MAINTAIN STREAM CHANNEL IN

EXISTING CONDITION UPSTREAM

OF APPROX. STA 1+00

EXISTING ROAD CENTERLINE

ROAD O

VERFLOW DIP

0 ft 25 ft 50 ft 100 ft

SCALE IN FEET

REPAIR EXIST. RIPRAP ALONG

STREAM BANK WHERE NEW

CHANNEL BLENDS TO EXISTING

CHANNEL. SEE SHEET 11.

FLOW

INSTALL CLASS 6 RIPRAP ALL 4

CORNERS.

EXISTING THALWEG

PROPOSED THALWEG

BEGIN CHANNEL RECONSRUCTION

AT APPROX. STA 1+00.

EXCAVATION

FILL, LEVEL, AND GRADE

OVERFLOW CHANNELS WITH

CLASS 3 RIPRAP. BLEND TO

EXIST. CONTOURS

INSTALL CLASS 6 RIPRAP

ALONG ROAD OVERFLOW

DIP. SEE SH. 13

TO ALPINE

19 miles

FOREST ROAD 26

STREAM SIMULATION ROCK FILL AND

VEGETATION PLANTINGS

END STREAM CHANNEL

RECONSTRUCTION AT APPROX. STA 2+20

MAINTAIN STREAM CHANNEL IN

EXISTING CONDITION DOWNSTREAM

OF APPROX. STA 2+60

TAILCREST (TYP)

ROCK WEIR (TYP)

WING PANELS

HEADWALL

EXISTING THALWEG

STA 2+50 BEGIN ROAD

RECONSTRUCTION

STA 5+92 END ROAD

RECONSTRUCTION

NFSR 26

HWY 191

TO ALPINE

TO HANNAGAN MEADOW TO HANNAGAN M

EADOW

NF

SR

7B

NFSR 37

NFSR 37

N

FSR

NFSR 405

NFS

R 27

6c

N

FS

R

NFSR 24

N

FS

R

4 INTERSECTION OF HWY 191 AND NFSR 26

TYPE II BARRICADE

48" WIDE

"ROAD CLOSED 4.6 MILES AHEAD"

JUST AFTER 37B INTERSECTION

TWO TYPE III BARRICADES

8 ft WIDE

"ROAD CLOSED"

INTERSECTION NFSR 26 AND 37B

TYPE II BARRICADE

48" WIDE

"DETOUR" + LEFT ARROW

DETOUR

ROUTE

INTERSECTION NFSR 37B AND 37

TYPE II, 48"

"DETOUR" + LEFT ARROW

INTERSECTION NFSR 37 AND 405

TYPE II, 48"

"DETOUR" + LEFT ARROW

TO SPRINGERVILLE

INTERSECTION NFSR

405 AND 24

TYPE II BARRICADE

48" WIDE

"END DETOUR"

PROJECT SITE

NFSR 26

INTERSECTION NFSR 24 AND 26

TYPE II BARRICADE

48" WIDE

"ROAD CLOSED 4.5 MILES AHEAD"

PLACE BARRICADE AT A LOCATION DESIGNATED

ON THE GROUND BY THE CO. PLACE NEAR A

SUITABLE TURN AROUND LOCATION.

TWO TYPE III BARRICADES

8 ft WIDE

"ROAD CLOSED"

MP 4.729, NFSR 26

1and6_BeaverCk_drawings.dwg

WING PANEL HEADWALL WING PANEL

SCALE IN FEET

0 20 40

EXISTING GRADE

EXISTING CULVERTS

E

LE

V A

TI

O

N

7688 ft

7692 ft

7696 ft

7700 ft

3+50 3+75 4+00 4+25 4+50 4+75 5+00 5+25 5+50 5+75

FLO

W

BEAVER CREEK

PROPOSED ALUMINUM BOX CULVERT

ROAD OVERFLOW DIP

SEE SHEET 13

TO ALPINE

3+00 4+00 5+00 6+00

S

TA

+9

C

E N

TE

R

LI

N

E C

U

LV

E R

T 3+

EXISTING CULVERTS

25'-4" x 9'-5" x 31'-6" long

ALUMINUM BOX CULVERT

CORRUGATED ALUMINUM

HEADWALL AND WING PANELS

10.0 ft

PLACE CLASS 6 RIPRAP ALONG

HEADWALL, TAILWALL, AND WING

PANELS AT INLET AND OUTLET OF

BOX CULVERT. SEE NEXT SHEET.

.0 ft

ROAD OVERFLOW DIP

SEE SHEET 13

7696.8 ft 4.

ft

FINISH GRADE

S

TA

+5

B

E G

IN

R

O A

D R

E C

O N

S

TR

U C

TI

O

N

S

TA

+9

E

N D

R O

A D

R E

C O

N S

TR

U

C

TI

O N

BLEND TO NEW ROAD GRADE WITH

CRUSHED AGGREGATE (703.06).

EST. 10 CY

EXISTING AND

FINISH ROAD

CENTERLINE

3+503+00

SCALE IN FEET

0 50 10025

Centerline Road PROFILE

G R

A D

E B

R E

A K

S

TA

+9 2.

E

LE

V

9.

G R

A D

E B

R E

A K

S

TA

+5 0.

E

LE

V

0.

PVI STA:5+70.00

PVI ELEV:7699.37

LVC:30.00

B V

C S

: 5 +5

5.

B V

C E

: 7

8.

E V

C S

: 5 +8

5.

E V

C E

: 7

9.

PVI STA:3+90.00

PVI ELEV:7699.50

LVC:50.00

B V

C S

: 3 +6

5.

B V

C E

: 7

9.

E V

C S

: 4 +1

5.

E V

C E

: 7

7.

7.35%-7.50%

-1.33%-4.66%

-1.00%

PVI STA:4+80.00

PVI ELEV:7692.75

LVC:100.00

B V

C S

: 4 +3

0.

B V

C E

: 7

6.

E V

C S

: 5 +3

0.

E V

C E

: 7

6.

SCALE IN FEET

0 20 5010

E

LE

V A

TI

O

N

7692 ft

7696 ft

7700 ft

3+50 3+75 4+00 4+25 4+50 4+75 5+00 5+25 5+50 5+75

FLO

W

TO ALPINE

3+00 4+00 5+00 6+00

3+

25'-4" x 9'-5" x 31'-6" long ALUMINUM BOX

CULVERT

18.6 ft

11.5 ft

15.8 ft

11.5 ft

.0 ft

18.0 ft 31.6 ft 18.0 ft

WING PANEL HEADWALL WING PANEL

4.

ft

4.

ft

N:10011.01 E: 14935.56

END OF WING PANEL

N:9998.01 E:14918.89

END OF BOX CULVERT

N:9986.18 E:14954.93

END OF WING PANEL

END OF WING PANEL

N:9944.60 E:14901.64

N:9969.43 E:14882.26

END OF WING PANEL

B E

A V

E R

C R

E E

K

N:9881.52 E:14790.51

N:9901.25 E:14775.18N:9980.52

E:14869.84 N:9961.60 E:14886.13

STA 3+90

℄ BOX CULVERT

BEGIN ROAD

RECONSTRUCTION

FINISH GRADE

EXISTING GRADE

3+89 ROAD ℄ ~

1+42 STREAM ℄

END ROAD

RECONSTRUCTION

N:9973.18 E:14938.27

END OF BOX CULVERT

CLASS 6 RIPRAP (TYP)

END OF WING PANEL/

BEGINNING OF HEADWALL

N:9955.67 E:14915.83

END OF BOX CULVERT

N:9957.60 E:14918.30

N:9982.43 E:14898.92

END OF BOX CULVERT

N:9980.50 E:14896.45

END OF WING PANEL/

BEGINNING OF HEAD WAL

N:9975.11 E:14940.74

END OF WING PANEL/

BEGINNING OF HEADWALL

N:9999.94 E:14921.37

END OF WING PANEL/

BEGINNING OF HEADWALL

EXISTING AND

FINISH ROAD

CENTERLINE

7680 ft

STREAM SIMULATION ROCK

BED CLASS 4

2.

ft

STREAM SIMULATION ROCK,

BED CLASS 12

25'-4" x 9'-5" x 31'-6" LONG ALUMINUM BOX CULVERT

STRUCTURE NO. 87 BY CONTECH BRIDGE SOLUTIONS, INC (OR

EQUAL). SUBMIT SHOP DRAWINGS SHOWING STRUCTURE DETAILS.

4+00 4+10

3+903+80

7690 ft

7700 ft

E

LE

V A

TI

O

N

STATION

2.

ft

11.0 ft

S

TA

+9

CULVERT CROSS SECTION TYPICAL

BOTTOM OF CULVERT

TOP OF CULVERT

EMBANKMENT CONSTRUCTION

(BACKFILL MATERIAL)

1.5

3+703+603+50

STRUCTURAL BACKFILL

ROAD EXCAVATION AND EMBANKMENT.

IMPORT BACKFILL MATERIAL.

7696.8 ft

7687.2 ft

CAST IN PLACE CONCRETE FOOTING

(TYP)

STA 3+90 ROAD CENTERLINE

LOOKING UPSTREAM

3.0 ft

IN SITU SOIL/BEDROCK TO REMAIN

UNDISTURBED TO THE GREATEST

EXTENT POSSIBLE

7683.0 APPROX. TOP OF WEATHERED ROCK

SEE GEOTECHNICAL REPORT, SECTION J

7686.0 APPROX. TOP OF BASALT

SEE GEOTECHNICAL REPORT, SECTION J

0.

ft

SHAPE STREAM BED TO FORM THALWEG AT CENTER

STRUCTURE EXCAVATION

TO BEDROCK

FOUNDATION FILL

6" CRUSHED AGGREGATE ROAD SURFACING

PLACE FROM STA 2+50 to STA 5+92, FULL

WIDTH OF ROAD TEMPLATE

EXISTING GRADE

DISPOSE OF EXCESS AND UNSUITABLE EXCAVATION

MATERIAL AT THE FOREST SERVICE ROCK PIT LOCATED ON

FOREST ROAD 37B, APPROX. 3 4 MILE NORTHWEST OF THE

PROJECT SITE. SEE SHEET 3. SUBMIT A WRITTEN DISPOSAL

PLAN TO THE CO FOR APPROVAL.

STRUCTURE EXCAVATION LIMITS (TYP)

18.7 ft

6.0 ft

STRUCTURE BACKFILL LIMITS (TYP)

18.7 ft

6.0 ft

3.

ft 1.

ft

3.0 ft

1.

ft

3.0 ft

1.

ft in

8 in

#4 LONGITUDINAL BAR 8 TOTAL

#3@12" MAX. SPACING

NON-SHRINK

GROUT

725.22 (c)

FOOTING REBAR DETAIL

WEST FOOTING SHOWN; EAST FOOTING SIMILAR

FOOTING TOP ELEV. BOTTOM ELEV.

EAST 7687.5 7684.0

WEST 7687.5 7686.0

1.0 ft

0.5 ft

VERIFY KEYWAY LOCATION AND SIZE

WITH CULVERT MANUFACTURER

CAST IN PLACE CONCRETE FOOTINGS ARE DESIGNED FOR A

CONTECH BRIDGE SOLUTIONS ALUMINUM BOX CULVERT. THE

CONTRACTOR IS RESPONSIBLE FOR FOOTING DESIGN IF

ANOTHER MANUFACTURER'S PRODUCT IS SUPPLIED.

EXISTING ROAD PRISM

EXISTING THALWEG PROFILE

7710 ft

7700 ft

7690 ft

7680 ft

E

LE

V A

TI

O

N

1+00 2+00 3+00STATION

1+00

1+50

2+00

2+50

3+00

R O

C K

W E

IR

.5BEGIN CHANNEL

RECONSTRUCTION

EXCAVATE BANK

FOR NEW STREAM

CHANNEL

STA 2+77

RIPRAP

RECONSTRUCT

EXISTING RIPRAP.

SEE SHEET 11

0 10 20 40

SCALE IN FEET

TO

A

LP

IN

E FO

RE

ST

RO

AD

STA 1+00 BEGIN

STREAM SIMULATION

EXIST.

EDGE OF

CREEK

NEW EDGE OF

CREEK

ALIGN TOP OF BANK IN NEW CULVERT WITH

EXISTING TOP OF BANK DOWNSTREAM, THIS SIDE

ADD FILL BETWEEN NEW

BANK AND EXISTING BANK

SEE SECTION A, SH. 11

ADD FILL AND

VEGETATION FROM

STA 2+00-2+20

SEE SH. 11

TAILCREST

8.2 ft

PLACE RIPRAP ALONG

FRONT OF HEADWALL,

TAILWALL AND WING

PANELS

1+25

TA

IL

C R

E S

T

.0

ROCK

WEIR

1+60

R O

C K

W E

IR

.5

1+85

TA

IL

C R

E S

T

.2

2+20 R

O C

K W

E

IR

.1

BLEND NEW BANK

TO EXISTING BANK

BLEND TO EXISTING STREAM

GRADE AT LAST ROCK WEIR. END

OF CHANNEL RECONSTRUCTION.

1.25%

2.

ft (m in

R O

A D

F

IL

L D

E P

TH

O

V E

R C

U

LV

E R

T

CORRUGATED ALUMINUM BOX CULVERT

CAST IN PLACE CONCRETE FOOTING

CORRUGATED ALUMINUM HEADWALL

SHAPE PROFILE TO FORM A

SHALLOW POOL. 6" (max) DEEP

SHAPE PROFILE

TO FORM A

SHALLOW POOL.

6" (max) DEEP

ST

A

1+

STA 2+20

SEE SHEET 11 FOR

STREAM CROSS SECTIONS

DESIGN

PROFILE

NEW THALWEG

EXISTING

THALWEG

NEW

THALWEG

7696.8

CHANNEL ROCK SIZE 1 APRON FOR GRADE

CONTROL. CHANNEL WIDTH x 2 ft DEEP

R

O A

D

NEW ROAD PRISM.

OUTSLOPE 2%

TOWARDS

DOWNSTREAM

CHANNEL

ROCK 1

APRON

11.0 ft

2.

ft 2.

ft

TYPICAL STREAM CHANNEL SECTION

STREAM SIMULATION ROCK,

BED CLASS 12

STREAM SIMULATION ROCK

BED CLASS 4

KEY LARGE ROCKS INTO

STREAM BED

2.5 ft

1.5

BOTTOM OF CHANNEL

EXCAVATE STREAM BANK.

PRESERVE VEGETATION AND

REPLANT AT STA 1+80

REBUILD TOE OF EXISTING

RIPRAP BANK AS NEEDED FOR

11 ft CHANNEL WIDTH

FILL IN STREAM BANK AS

NEEDED FOR 11 ft CHANNEL

WIDTH

EXCAVATE FOR 11 ft CHANNEL

WIDTH

PLACE TOPSOIL AND

VEGETATION ALONG EXISTING

WIDENED STEAM CHANNEL, TO

TOE OF EXISTING RIPRAP

EXISTING RIPRAP

VARY BANK SLOPE AS

NEEDED TO MATCH

EXISTING TOP OF BANK.

APPROX. 1.5H:1V

SHAPE STREAM BED TO

FORM THALWEG AT CENTER

0.

ft

SEE SPEC. 648 FOR STREAM SIMULATION REQUIREMENTS.

EXCAVATE BANKS, PLACE VEGETATION, AND REWORK RIPRAP AS SHOWN. PLACE

STREAM SIMULATION ROCK IN BED AND BANKS AS SHOWN IN TYPICAL STREAM

CHANNEL SECTION, THIS SHEET.

11 ft

SPECIAL CROSS SECTIONS

11 ft

CLASS 4 STREAMBED SIMULATION ROCK

ROCK CLASS "FIELD" HELPER

PROPORTIONS SIZE

1 UNIT 4" - 10"

2 UNITS 13

4" - 4"

2 UNITS 1

2" - 13

4"

1 UNIT 1

16" - 12"

ROCK WEIR DETAILS

PROFILE VIEW

PLAN VIEW

CROSS-SECTION VIEW

BANKFULL ELEVATION

TOP ROCKS

FOOTER ROCKS

MAXIMUM POOL

DEPTH IS APPROX. 1 ft

FLOW

TOP ROCKS

FL

O

W

FOOTER ROCKS

FOOTER ROCK

LENGTH OF POOL VARIES

1/3 1/3 1/3

- 3 0°

- 3 0°

EXISTING VEGETATION

ALLOW POOL TO SELF SCOUR

TOP ROCK TO PROTRUDE NO MORE

THAN 0.2X BANKFULL DEPTH

LOW FLOW STAGE

BANKFULL STAGE

ARMOUR TAILCREST

0.2X BANKFULLHEIGHT (MAX)

KEY TOP & FOOTER ROCKS

INTO STREAM BANK

ARMOR TAILCREST

D

IS

TA

N

C E

F R

O M

R O

C K

W E

IR

T

O A

R M

O R

TA

IL

C R

E S

T V

A R

IE

S

S

E E

S H

E E

T

TOP AND FOOTER ROCK SIZE IS D100 OF BEDCLASS 12. SEE SPEC

648.02.

O

A D

C E

N

TE

R

LI

N E

E D

G E

O F

R O

A D

3' -8

PLACE CLASS 6 RIPRAP

25.0 ft

ROAD OVERFLOW TYPICAL CROSS SECTION

TYPICAL ROAD CROSS SECTION

2%

16 ft

6" CRUSHED AGGREGATE SURFACING

SPEC. 301 and 703.06, COMPACTION METHOD B ROAD WIDTH

STA 2+50 to 3+55 16 ft STA 3+55 to 4+25 16 ft (OVER CULVERT) STA 4+25 to 5+92 16 ft

PROVIDE UNTREATED CRUSHED AGGREGATE

SURFACING ALONG THE RECONSTRUCTED

ROAD, STA 2+50 TO STA 5+92.