B08_Att_03_Drawings_140P8626R0003.pdf

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REPLACE ROOFS AND VENTS FORT CRONKHITE, GOGA
Solicitation number
140P8626R0002
Issued by

About this file

These are construction drawings for the Conlon Creek Stream Stabilization project located in Muir Woods National Monument in Marin County, California. The drawings include 10 sheets covering site planning, demolition and protection, site access and staging, proposed centerline coordinates, proposed conditions, creek profiles, tributary profiles and cross-sections, construction details, and erosion control measures. The project involves stabilizing Conlon Creek through installation of rock weirs, engineered streambed material, and habitat improvements.

The primary work involves removing existing culverts, concrete headwalls, and riprap from the creek channel; excavating approximately 4,116 square feet of streambed and bank material; installing six rock weirs at specified elevations ranging from 144.80 feet to 153.33 feet; placing Class V-VIII rock slope protection (RSP) and engineered streambed material; constructing rock revetment trenches at four locations; installing rootwads and habitat features; and stabilizing tributary channels. The contractor must provide site access via Muir Woods Road with a stockpile area for rock and soil materials. Temporary erosion control measures include fiber rolls (approximately 721 linear feet), erosion control blankets, duff and slash placement (approximately 5,168 square feet), sediment basin pond with wash rack, and a dewatering system if required during construction. All excavation work must comply with OSHA 1926 Subpart P, and the contractor is responsible for protecting utilities, managing traffic, obtaining permits, and conducting post-project site restoration. NAVD88 elevations are based on GPS control with specific benchmark coordinates provided.

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SHEET INDEX

SHEET SUB SHEET

NO. SHEET DESCRIPTION

1 G0.1 TITLE SHEET AND INDEX

2 G0.2 LEGEND AND NOTES

3 G0.3 DEMOLITION AND PROTECTION PLAN

4 G0.4 SITE ACCESS AND STAGING

5 C1.0 PROPOSED CENTERLINE COORDINATES

6 C1.1 PROPOSED CONDITIONS

7 C1.2 CONLON CREEK PROFILE

8 C1.3 TRIBUTARY PROFILE & CROSS SECTIONS

9 C1.4 DETAILS

10 E1.1 EROSION CONTROL

Exp. 3/31/26

1/24/2025

E (E) OVERHEAD ELECTRICAL UTILITY

LIMIT OF GRADING

EXISTING GROUND CONTOUR

LEGEND NOTES

1. NO GUARANTEE IS INTENDED THAT UNDERGROUND

OBSTRUCTIONS NOT SHOWN ON THE PLANS WILL NOT BE

ENCOUNTERED. LOCATION OF EXISTING UNDERGROUND

UTILITIES OR OBSTRUCTIONS AS SHOWN ON THESE PLANS IS

BASED UPON THE BEST INFORMATION AVAILABLE, HOWEVER,

THE NPS AND THE ENGINEER ASSUME NO RESPONSIBILITY

FOR THE ACCURACY OF THE INFORMATION SHOWN OR THE

INADVERTENT OMISSION OF ANY SUCH INFORMATION.

2. PROTECT ALL UTILITIES DURING EXCAVATION AND THOSE

UTILITIES ADJACENT TO THE EXCAVATION UNLESS

OTHERWISE SPECIFIED ON PLANS. ANY UTILITIES THAT ARE

BROKEN OR DAMAGED DURING CONSTRUCTION SHALL BE

REPAIRED AT THE CONTRACTOR'S EXPENSE.

3. SITE PREPARATION INCLUDES REMOVING ALL VEGETATION

AND OVER-SIZE DEBRIS FROM THE AREAS THAT WILL BE

GRADED. AT LOCATIONS WHERE TREES AND STUMPS HAVE

BEEN REMOVED, REMOVE ALL ROOTS LARGER THAN 2

INCHES IN DIAMETER, CHIP AND MULCH ON-SITE FOR USE AS

TOP DRESSING OF DISTURBED AREAS.

4. PRIOR TO PLACING ANY FILLS, THE SUBGRADE SURFACE

SHOULD BE SCARIFIED TO A DEPTH OF 8-INCHES; MOISTURE

CONDITIONED TO ABOVE THE OPTIMUM MOISTURE CONTENT

AND COMPACTED TO A MINIMUM OF 90 PERCENT RELATIVE

COMPACTION (ASTM D-1557). WHERE MATERIALS CANNOT BE

TESTED PER ASHTO D-1557, COMPACT TO PROVIDE FIRM,

UNYIELDING SURFACE.

5. FOR CUT AND FILL EARTH SLOPE CONSTRUCTION, THE

MAXIMUM INCLINATION OF SLOPES SHOULD BE 2:1

(HORIZONTAL TO VERTICAL). THE MAXIMUM INCLINATION OF

ROCK SLOPES SHALL BE 1:1.

6. THE CONTRACTOR IS SOLELY RESPONSIBLE FOR ALL

EXCAVATION AND EARTHWORK RELATED ACTIVITIES

ASSOCIATED WITH THIS PROJECT. ALL EXCAVATION WORK

MUST CONFORM TO THE EXCAVATION SAFETY

REQUIREMENTS SET FORTH BY OSHA 1926 SUBPART P.

7. PROTECT THE PUBLIC FROM OPEN EXCAVATIONS AND

TRENCHES. AT NO TIME SHALL AN EXCAVATION OR TRENCH

BE UNATTENDED WITHOUT PROPER PLATING OR SAFETY

FENCING BARRICADES IN PLACE. AT THE END OF THE WORK

DAY, INSPECT ALL EXCAVATION AND TRENCH PLATING AND

SAFETY FENCING / BARRICADES TO ENSURE THEY ARE

PROPERLY FUNCTIONING.

8. EXCAVATED MATERIALS SHALL BE GRADED, HAULED,

STOCK-PILED AND PROTECTED IF CONTRACTING OFFICER'S

REPRESENTATIVE DEEMS SUITABLE FOR BACKFILLING, OR

OTHER PURPOSES. MATERIAL DEEMED UNSUITABLE SHALL

BE DISPOSED OF BY THE CONTRACTOR.

9. CONTRACTOR MAY TEMPORARILY STOCK-PILE SOIL ON SITE

THAT IS UNSUITABLE FOR BACKFILL MATERIAL FOR FUTURE

DISPOSAL AT AN APPROVED OFF SITE LOCATION PRIOR TO

THE END OF THE PROJECT. STORAGE OF SOIL ON SITE

SHALL BE DONE IN A NEAT AND ORDERLY MANNER WITH ALL

NECESSARY EROSION CONTROL MEASURES IN PLACE.

10. GRADING SHALL BE REVIEWED IN FIELD AND APPROVED BY

CONTRACTING OFFICER'S REPRESENTATIVE.

FINISHED GROUND CONTOUR

(E) CREEK CENTER LINE

NOTE AND DETAIL/SECTION REFERENCING

DRAWING FROM WHICH DETAIL WAS TAKEN

DETAIL REFERENCE NUMBER

DRAWING FROM WHICH SECTION WAS TAKEN

SECTION REFERENCE LETTER

"-" INDICATES THAT THE DETAIL/SECTION IS SHOWN ON THE SAME SHEET

DETAIL REFERENCE NUMBER

DRAWING ON WHICH SECTION IS SHOWN

SECTION REFERENCE LETTER

DRAWING ON WHICH DETAIL IS SHOWN

C3

SCALE:

DETAIL 1

C1NTS

SCALE:

SECTION A

C2NTS

(E) TREE

(E) POWER POLE

(E) SIGN

REMOVE (E) TREE

11. FOR THE CONLON ROAD SITE, ALL EQUIPMENT AND

PERSONNEL SHALL ACCESS THE SITE VIA THE ENTRANCE

AT MUIR WOODS ROAD.

12. THE CONTRACTOR IS RESPONSIBLE FOR OBTAINING ALL

TRAFFIC AND ENCROACHMENT PERMITS RELATED TO THE

DELIVERY AND HAULING OF CONSTRUCTION EQUIPMENT

AND MATERIALS, AND TRAFFIC CONTROL MEASURES AND

DEVICES. THE CONTRACTOR MUST FOLLOW ALL PERTINENT

STATE AND LOCAL REQUIREMENTS OF TRANSPORTING

LARGE VEHICLES AND EQUIPMENT TO THE PROJECT SITE.

13. THE CONTRACTOR IS RESPONSIBLE FOR PLACEMENT,

MAINTENANCE AND REMOVAL OF TEMPORARY TRAFFIC

CONTROL DEVICES AND SIGNS. IF SIGNS ARE PLACED IN

THE COUNTY OR NPS RIGHT-OF-WAY (ROW), THE

CONTRACTOR SHALL BE RESPONSIBLE FOR APPLYING FOR

AND SECURING THE NECESSARY ENCROACHMENT

PERMIT(S). IF SIGNS ARE TO BE PLACED ON PRIVATE

PROPERTY, THE CONTRACTOR SHALL RECEIVE

PERMISSION FROM THE CONTRACTING OFFICER'S

REPRESENTATIVE AND PROPERTY OWNER PRIOR TO

PLACEMENT.

14. THE CONTRACTOR SHALL INFORM THE CONTRACTING

OFFICER'S REPRESENTATIVE A MINIMUM OF 72-HOURS IN

ADVANCE OF THE ANTICIPATED DATE AND 4-HOUR WINDOW

OF LARGE / OVERSIZED TRUCK-TRAILER CONSTRUCTION

TRAFFIC ON MUIR WOODS ROAD.

15. THE CONTRACTOR WILL BE RESPONSIBLE FOR REPAIR OF

ANY DAMAGE TO MUIR WOODS ROAD, RESULTING FROM

THE CONSTRUCTION INGRESS / EGRESS ACTIVITIES. THE

POST-PROJECT CONDITION OF MUIR WOODS ROAD SHALL

MEET OR EXCEED PRE-PROJECT CONDITIONS AND, IF

NECESSARY, BE REPAIRED TO THE SATISFACTION OF THE

CONTRACTING OFFICER'S REPRESENTATIVE AT

CONTRACTOR'S EXPENSE.

16. ALL OFF SITE HAULING SHALL BE IN ACCORDANCE WITH

APPLICABLE PERMITS; FEDERAL, STATE, AND LOCAL

REQUIREMENTS. THE CONTRACTOR SHALL BE

RESPONSIBLE FOR OBTAINING ALL NECESSARY HAULING

PERMITS, TRAFFIC PLANS AND PAYMENT OF ALL

APPLICABLE FEES.

17. ALL HAULING AND ACCESS TO THE SITE SHALL CEASE IN

THE EVENT OF RAIN. HAULING MAY RESUME ONCE RAIN

STOPS AND UPON AUTHORIZATION FROM THE

CONTRACTING OFFICER'S REPRESENTATIVE.

18. CONTRACTOR, SUBCONTRACTORS, AND TRUCKERS TO

YIELD TO ALL TRAFFIC ON MUIR WOODS ROAD.

19. CONTRACTOR TO PROVIDE WATER TRUCK FOR DUST

CONTROL AND SITE BACKFILLING ACTIVITIES.

20. CONTRACTOR TO FLAG AND PROTECT EXISTING UTILITY

POLES IN WORK ZONE. CONTRACTOR TO INSTALL

EXCLUSION ZONE AROUND POLES ADJACENT TO

CONSTRUCTION ZONE USING CONSTRUCTION FENCING.

21. IT IS ANTICIPATED THAT THE CHANNEL WILL BE DRY

DURING CONSTRUCTION. IF DEWATERING IS REQUIRED,

CONTRACTOR SHALL PREPARE AND SUBMIT A

DEWATERING PLAN TO CONTRACTING OFFICER'S

REPRESENTATIVE FOR APPROVAL PRIOR TO COMMENCING

ANY EARTHWORK ACTIVITIES.

(E) SURVEY CONTROL MONUMENT

PROTECT IN PLACE

(E) POWER POLE GUY WIRE

X

B C1.3

E

E

E

E

E

E

E

E

E

E

E

E

E

E

E

E

E

E

E

E

E

E

E

E

E

N83° 04' 09.38"E

223.291

CONLON CREEK

CONLON AVE

(E) INCISED

TRIBUTARY

CHANNEL

TO CONLON PARKING LOT

AND MUIR WOODS ROAD

CONLON AVE

CONLON CREEK

PLAN VIEW

(E) ±82 L.F.

CULVERT TO

BE REMOVED

(E) CONCRETE

HEADWALL TO

BE REMOVED

PRIV

ATE

A

CCESS

NO E

NTR

Y T

HIS

P

OIN

T

ROA CP-3 SET 60D

N: 2,153,402.93 E: 5,965,947.16

EL: 151.31

ROA CP-2 SET 60D

N: 2,153,363.74 E: 5,965,865.34

EL: 147.20

ROA CP-1 SET 3/8" REBAR

N: 2,153,354.16 E: 5,965,875.17

EL: 147.31

40'x10' STOCKPILE AREA

FOR ROCK AND SOIL

BENCH MARK

NAVD88 ELEVATIONS ARE BASED ON CONTROL POINT #200 FROM

GPS STATIC NETWORK OPUS SOLUTION. SET 3/8” REBAR WITH

“ROA” CONTROL CAP. ELEVATION 148.65'

BASIS OF BEARING

BASED ON EXISTING NPS CONTROL POINTS FOUND AND ROTATED

TO MATCH EXISTING NPS TOPO. EXISTING NPS CONTROL POINT

BEARINGS ARE BASED ON NAD83, SPCS CA ZONE 3 (0403)

ROA OPUS BASE SET 3/8"

REBAR WITH "ROA" CAP

N: 2,153,327.22 E: 5,965,653.51

EL: 148.65

XX

X

OVERHEAD UTILITY LINE ATTACHED TO

(E) TREE TO BE REMOVED. PROTECT

UTILITY LINE AND CONTACT UTILITY

COMPANY TWO WEEKS PRIOR

TO REMOVING TREE

(E) CONCRETE

HEADWALL TO

BE REMOVED

(E) BAY TREE

PROTECT IN PLACE

NOTES:

1. CONTOUR INTERVAL = 1 FOOT.

2. REMOVE (E) RIPRAP FROM CHANNEL WITHIN LIMITS OF GRADING AND PLACE IN BASE OF ERODING TRIBUTARY

CHANNEL AS DIRECTED BY COR AND PER SPECIFICATIONS. SEE SHEET C1.4.

3. REMOVE NATIVE STREAMBED AND BAR MATERIALS TO THE LIMITS OF EXCAVATION SHOWN AND STOCKPILE

FOR LATER USE AS DIRECTED BY CONTRACTING OFFICER'S REPRESENTATIVE.

4. REMOVE AND DISPOSE OF CONCRETE HEADWALLS OF OFF-SITE. (2 EACH)

5. CONTRACTOR TO REMOVE EXISTING CULVERTS AND DISPOSE OF THEM OFFSITE.

(E) BAY TREES

PROTECT IN PLACE

(E) METAL TRASH RACK AND

CONCRETE TO BE REMOVED

APPROXIMATE LIMITS OF

GRADING/DISTURBANCE

(E) LARGE BAY TREE &

CLEMATIS PATCH

PROTECT IN PLACE

(E) BAY TREE

PROTECT IN PLACE

(E) PLUM TREE

PROTECT IN PLACE

(E) BAY TREE

PROTECT IN PLACE

(E) REDWOOD TREE

PROTECT IN PLACE

REMOVE (E) ACACIA TREE

LARGE HAZELNUT & CLEMATIS PATCH.

PROTECT PLANTS THAT ARE OUTSIDE

LIMITS OF GRADING WORK ZONE

HAZELNUT PATCH PROTECT

AREA OUTSIDE LIMITS OF

GRADING WORK ZONE

(E) ROCK HEADWALL

TO BE REMOVED

FAILED CULVERT CROSSING AND LIMIT OF

(E) TEMPORARY RIPRAP. REMOVE

APPROX. 337 S.F. OF MATERIAL AND

PLACE IN TRIBUTARY CHANNEL AS FILL.

X

APPROXIMATE LIMITS OF

GRADING/DISTURBANCE (TYP)

(4,116 S.F.)

(E) TREE PROTECT IN PLACE

MUIR W

OODS RD

CONLON AVE

CAMINO DEL CANYON

CAMINO DEL CANYON

MUIR WOODS NATIONAL MONUMENT

REDWOOD CREEK

M U

IR

W

O O

D S

R D

CONLO

N A

VE

CONLON PARKING LOT

SITE ENTRANCE FROM

MUIR WOODS RD

PLAN VIEW

STOCKPILE AREA

FOR ROCK AND SOIL

PROJECT AREA

SEE SHEET G0.3

(E) ROCK STOCKPILE STAGING

AREA AND PUMP HOUSE

NURSERY LOT FOR

DAY TO DAY PARKING

CONTRUCTION ENTRANCE &

TIRE WAS PER DETAIL ON C1.4

Exp. 3/31/26

EXISTING STEEL GATE

0+00

1+00

2+00

3+00

0+00

0+97

CONLON AVE

CONLON CREEK

THALWEG

STA 3+15.08, CL ELEV 154.65

N50° 05' 39.39"W

28.041

N50° 2 7' 24.56"E

126.189

N83° 04' 09.38"E

223.291

N61° 29' 45.48"E

51.121

SITE PLAN

NOTES:

1. CONTOUR INTERVAL = 1 FOOT

ROA CP-3 SET 60D

N: 2,153,402.93 E: 5,965,947.16

EL: 151.31

ROA CP-2 SET 60D

N: 2,153,363.74 E: 5,965,865.34

EL: 147.20

ROA CP-1 SET 3/8" REBAR

N: 2,153,354.16 E: 5,965,875.17 EL: 147.31

ROA OPUS BASE SET 3/8"

REBAR WITH "ROA" CAP

N: 2,153,327.22 E: 5,965,653.51

EL: 148.65

P1

P2P3

P4

P5 P6

P7

P8

P9

P10

P11

P12

P13

P14

P1

P1

P1

P18 P19

P20 P21

P22 P23

P24

P25

P26

P27

P31 P30P28

P29

P32

P33 P34

P35 P36 P37

POINT NORTHING EASTING ELEVATION

P1 2,153,485.95 5,966,061.45 155.82 P2 2,153,483.27 5,966,044.47 154.65 P3 2,153,483.04 5,966,043.00 154.65 P4 2,153,480.41 5,966,026.33 153.79 P5 2,153,472.02 5,966,006.30 153.33 P6 2,153,470.48 5,966,002.64 153.27 P7 2,153,457.98 5,965,985.73 152.76 P8 2,153,452.76 5,965,973.27 152.47 P9 2,153,449.19 5,965,964.76 150.97 P10 2,153,446.42 5,965,957.46 150.97 P11 2,153,443.34 5,965,952.36 151.47 P12 2,153,436.88 5,965,946.63 149.97 P13 2,153,431.32 5,965,932.79 150.47 P14 2,153,426.28 5,965,927.75 148.97 P15 2,153,420.74 5,965,925.48 148.97 P16 2,153,410.84 5,965,924.91 149.47 P17 2,153,405.90 5,965,924.62 149.09 P18 2,153,400.06 5,965,926.02 148.42 P19 2,153,397.04 5,965,927.29 148.05 P20 2,153,391.67 5,965,928.64 147.43 P21 2,153,387.01 5,965,928.76 146.91 P22 2,153,378.10 5,965,929.21 145.91 P23 2,153,369.43 5,965,929.65 144.93 P24 2,153,361.38 5,965,925.50 143.92 P25 2,153,353.79 5,965,919.26 142.82 P26 2,153,341.02 5,965,902.89 140.49 P27 2,153,336.18 5,965,896.68 140.49 P28 2,153,378.56 5,965,920.09 148.50 P29 2,153,378.10 5,965,929.21 145.91 P30 2,153,377.42 5,965,942.85 148.00 P31 2,153,378.37 5,965,945.86 148.42 P32 2,153,383.63 5,965,961.65 150.45 P33 2,153,387.23 5,965,974.79 152.48 P34 2,153,390.65 5,965,984.35 153.85 P35 2,153,393.74 5,965,992.43 155.01 P36 2,153,395.54 5,966,005.80 156.82 P37 2,153,396.96 5,966,014.49 159.00

APPROXIMATE LIMITS OF

GRADING/DISTURBANCE

APPROXIMATE LIMITS OF

GRADING/DISTURBANCE (TYP)

(4,116 S.F.)

BENCH MARK

NAVD88 ELEVATIONS ARE BASED ON CONTROL POINT #200 FROM

GPS STATIC NETWORK OPUS SOLUTION. SET 3/8” REBAR WITH

“ROA” CONTROL CAP. ELEVATION 148.65'

BASIS OF BEARING

BASED ON EXISTING NPS CONTROL POINTS FOUND AND ROTATED

TO MATCH EXISTING NPS TOPO. EXISTING NPS CONTROL POINT

BEARINGS ARE BASED ON NAD83, SPCS CA ZONE 3 (0403)

015115

150 150

0+00

1+00

2+00

3+00

0+00

0+97

N50° 05' 39.39"W

28.041

N50° 2 7' 24.56"E

126.189

3" MIN. FLEXIBLE HOSE

CONLON AVE

POOL 1

(EL 150.97)POOL 2

(EL 149.97)

PO

O

L

(E L

8.

LIMIT OF GRADING

WORK ZONE (TYP)

CONLON CREEK

THALWEG

TRIBUTARY THALWEG

END IMPROVEMENTS

STA 0+97.30

FINISH TOP OF BANK GRADES TO CONFORM TO ROADWAY

AND PROVIDE FLAT FOUNDATION TO SUPPORT TEMPORARY

CREEK CROSSING (E.G. CRANE MAT OR RAIL CAR) BY OTHERS.

OVERHEAD UTILITY LINE ATTACHED TO (E)

TREE TO BE REMOVED. PROTECT UTILITY

LINE AND CONTACT UTILITY COMPANY TWO

WEEKS PRIOR TO REMOVING TREE

(N) ROCK WEIR 1 GRADE

CONTROL SEE DETAIL ON

SHEET C4

CONLON CREEK THALWEG

LIMIT OF GRADING

WORK ZONE (TYP)

WEIR 3

(TOP 152.47)

WEIR 5

(TOP 150.47)

WEIR 6

(TOP 149.47)

4' WIDE x 2.5' DEEP

CHANNEL BOTTOM

4' WIDE

CHANNEL

BOTTOM (TYP)

WEIR 4

(TOP 151.47)

LIMIT OF GRADING

WORK ZONE (TYP)

ROCK R

AMP

REMOVE (E) HEADWALL

(SEE NOTE 3 THIS SHEET)

(E) TREES

PROTECT

IN PLACE

STA 3+13.58, 0.00' ELEV 154.65

MATCH (E) CHANNEL BOTTOM

AND CHANNEL SIDE SLOPES

(E) OVERHEAD POWER LINE

PROTECT IN PLACE

N83° 04' 09.38"E

223.291

(E) BAY TREE PROTECT IN PLACE

WEIR 2

153.33

REMOVE (E) HEADWALL

(SEE NOTE 3 THIS SHEET)

2' WIDE x 1' DEEP

CHANNEL BOTTOM

ROOTWAD

INSTALLATION

AS DIRECTED

BY COR

4'W x 10'L ROCK

REVETMENT TRENCH

(TYP OF 4 LOCATIONS)

.2

4'W x 6'L ROCK

REVETMENT TRENCH

15'

8'

MATCH EXISTING CHANNEL ELEVATION

STA 0+77.94, 0.00' ELEV 140.49

MATCH (E) CHANNEL BOTTOM

AND CHANNEL SIDE SLOPES

4' WIDE

CHANNEL

BOTTOM (TYP)

TRASH PUMP

6" DEEP (MIN) HDPE

CONTAINMENT

8" SUCTION

LINE

SCREENED INTAKE DEVICE

3" MIN. FLEXIBLE HOSE

BY-PASS DIFFUSER (55 GAL DRUM)

TRIBUTARY THALWEG

STA 0+09.13 CL

CONLON CREEK

STA 1+34.15 CL

ON-SITE MATERIALS COMPACTED TO

90% MAXIMUM RELATIVE DENSITY

STREAMBED MATERIAL FROM

CONLON CREEK EXCAVATION

STREAMBED MATERIAL FROM

CONLON CREEK EXCAVATION

TEMPORARY ROCK BERM, TOP ELEV = 158 WITH HDPE

20 MIL LINER. REMOVE AT COMPLETION & RESTORE AREA

FISH EXCLUSION FENCE

FISH EXCLUSION FENCE

ROOTWAD INSTALLATION

AS DIRECTED BY CO

WEIR MATERIAL (CLASS V-VIII RSP)

CLASS V-VIII RSP WITH ENGINEERED

STREAMBED MATERIAL

SITE PLAN

NOTES:

1. CONTOUR INTERVAL = 1 FOOT

ROA CP-3 SET 60D

N: 2,153,402.93 E: 5,965,947.16

EL: 151.31

ROA CP-2 SET 60D

N: 2,153,363.74 E: 5,965,865.34

EL: 147.20

ROA CP-1 SET 3/8" REBAR

N: 2,153,354.16 E: 5,965,875.17 EL: 147.31

ROA OPUS BASE SET 3/8"

REBAR WITH "ROA" CAP

N: 2,153,327.22 E: 5,965,653.51

EL: 148.65

HC

1.3

GC1.3FC1.3

EC1.3

DC1.3

CC1.3

B C1.3

A C1.3

IC

1.3

JC1.3

KC

1.3

(E) LARGE BAY TREE & CLEMATIS PATCH

PROTECT IN PLACE

(E) BAY TREE

PROTECT IN PLACE

(E) PLUM TREE

PROTECT IN PLACE

(E) BAY TREE

PROTECT IN PLACE

LARGE HAZELNUT & CLEMATIS PATCH

PROTECT AREA OUTSIDE LIMITS OF

GRADING WORK ZONE

LARGE HAZELNUT & CLEMATIS PATCH

PROTECT AREA OUTSIDE LIMITS OF

GRADING WORK ZONE

(E) REDWOOD TREE

PROTECT IN PLACE

(E) BAY TREES

PROTECT IN PLACE

(E) TREE

PROTECT IN PLACE

LC1.3

TEMPORARY DIVERSION NOTE:

OPTIONAL BID ITEM, IF A DRY YEAR, FISH

EXCLUSION FENCE, ROCK DIVERSION BERM,

INTAKE DEVICE, TRASH PUMP, FLEXIBLE HOSE

AND DIFFUSER WILL NOT BE NECESSARY.

BENCH MARK

NAVD88 ELEVATIONS ARE BASED ON CONTROL POINT #200 FROM

GPS STATIC NETWORK OPUS SOLUTION. SET 3/8” REBAR WITH

“ROA” CONTROL CAP. ELEVATION 148.65'

BASIS OF BEARING

BASED ON EXISTING NPS CONTROL POINTS FOUND AND ROTATED

TO MATCH EXISTING NPS TOPO. EXISTING NPS CONTROL POINT

BEARINGS ARE BASED ON NAD83, SPCS CA ZONE 3 (0403)

STATION (FT)

0+50 0+75 1+00 1+25 1+50 1+75 2+00 2+25 2+50 2+75 3+00 3+25 3+50

STA. 3+13.58 CL ELEV 154.65'

INSTALL (N) ROCK WEIR 1

GRADE CONTROL STRUCTURE

(SEE SHEET C1.3)(E) GRADE @ CL

(E) GRADE

(N) 4' WIDE CHANNEL

BOTTOM 2.5' DEEP

(N) WEIR 3

STA. 2+36.37

CL ELEV 152.47(N) WEIR 4

STA. 2+13.37

CL ELEV 151.47

(N) WEIR 5

STA. 1+90.37

CL ELEV 150.47

(N) ROCK WEIR ELEV 147.80

(SEE SHEET C1.3)

(N) WEIR 6

STA. 1+67.37

CL ELEV 149.47

BACKFILL INTERSTICES OF ROCK

RIP-RAP RAMP WITH PLATE VIBRATED

CLASS I AGGREGATE SUBBASE

POOL 3

ELEV 148.97

11.22%

2.41%

STA. 0+77.94, CL ELEV 140.49

END RAMP APRON

STA. 1+65.87, CL ELEV 151.70

BEGIN RAMP APRON. CONFORM

ROCK RAMP WITH (N) WEIR 4.

TRANSITION TO (N) ROCK RAMP

(SEE SHEET C5)

1+75

23' CL TO CL (TYP)

(N) 12" TO 16" ENGINEERED STREAMBED

MATERIAL. COMPACT (E) SUBGRADE TO

FIRM, UNYIELDING SURFACE PRIOR TO

PLACING ROCK (TYP)

(N) ROCK WEIR ELEV 146.80

(SEE SHEET C1.3)

(N) ROCK WEIR

ELEV 145.80

(SEE SHEET C1.3)

(N) ROCK WEIR

ELEV 144.80

(SEE SHEET C1.3)

(N) ROCK WEIR ELEV 150.95

(SEE SHEET C1.3)

3.7'

3' 6'

CLASS VIII RSP

REVETMENT

3'

6:

WEIR 3-6

4.67'H

WEIR 1-2

PER PLAN

(N) ROCK WEIR

6 LOCATIONS (TYP)

4' (TYP)

AT THALWEG 4' MIN BOULDER

IMBEDDED @ 3/4 Ø 10' OC AND

ALTERNATE SIDES

(TYP OF 8 LOCATIONS)

(N) ROCK RAMP

1.5'

20' POOL (TYP)

2.41%

(N) WEIR 2

STA. 2+75.00

CL ELEV 153.33

2.5'

2.5'

2.5'

POOL 1

ELEV 150.97

POOL 2

ELEV 149.97

1.5'

1.5'

(N) ROCK WEIR ELEV 150.10

(SEE SHEET C1.3)

3'

APRON RAMP SECTION POOL SECTION CHUTE SECTION

CLASS I-II RSP (TYP)

PLACED IN

INTERLOCKING

MANNER AND

CONSOLIDATED

TO SATISFACTION

OF CONTRACTING

OFFICER.

3'

STA. 0+77.94,

MATCH (E) GRADE

WEIR MATERIAL (CLASS V-VIII RSP)

ON-SITE MATERIALS COMPACTED TO

90% MAXIMUM RELATIVE DENSITY

12" TO 16" ENGINEERED STREAMBED

MATERIAL

CLASS V-VIII RSP WITH CLASS I

AGGREGATE SUBBASE

CLASS VIII RSP

REVETMENT

(N) 12" TO 16" ENGINEERED STREAMBED

MATERIAL. COMPACT (E) SUBGRADE TO

FIRM, UNYIELDING SURFACE PRIOR TO

PLACING ROCK (TYP)

2.5'

2.5'

TYP

3.9'

(N) 12" TO 16" ENGINEERED STREAMBED MATERIAL.

COMPACT (E) SUBGRADE TO FIRM, UNYIELDING

SURFACE PRIOR TO PLACING ROCK (TYP)

(E) GRADE @ CL

CLASS VIII RSP REVETMENT

NOTES:

1. ROCK WEIR POOL STRUCTURE CONSTRUCTED TO CREATE POOLS MAX.

1.5' DEEP AND 20' LONG. INTERVENING ROCK WEIRS TO BE CONSTRUCTED

3'-4' WIDE. DISTANCE BETWEEN DOWNSTREAM FACES OF WEIRS TO BE 20'.

ENGINEERED STREAMBED THICKNESS VARIES 12" TO 16".

CONLON CREEK PROFILEBENCH MARK

NAVD88 ELEVATIONS ARE BASED ON CONTROL POINT #200 FROM

GPS STATIC NETWORK OPUS SOLUTION. SET 3/8” REBAR WITH

“ROA” CONTROL CAP. ELEVATION 148.65'

BASIS OF BEARING

BASED ON EXISTING NPS CONTROL POINTS FOUND AND ROTATED

TO MATCH EXISTING NPS TOPO. EXISTING NPS CONTROL POINT

BEARINGS ARE BASED ON NAD83, SPCS CA ZONE 3 (0403)

EL

EV

AT

IO

N (F

T)

0+00 0+25 0+50 0+75 1+00

(E) GRADE

TOP OF NORTH

TRIBUTARY BANK

INTX CONLON CREEK CREST

STA. 0+23.34 CL ELEV 147.75

END IMPROVEMENTS

STA. 0+97.30 CL

ELEV 159.00

(E) GRADE @ CL

STA:0+23.34

ELEV:147.75

STA:0+38.25

ELEV:149.81

STA:0+53.15

ELEV:151.81

STA:0+68.06

ELEV:153.81

STA:0+83.00

ELEV:155.81

STA. 0+38.25 CL

ELEV 149.81

STA. 0+53.15 CL

ELEV 151.81

(E) GRADE

TOP OF SOUTH

TRIBUTARY BANK

STA. 0+68.08 CL

ELEV 153.81

STA. 0+83.00 CL

ELEV 155.81

4'W X 10'L ROCK REVETMENT

TRENCH. MATCH (E) GROUND

(TYP) 3 LOCATIONS

CONLON

CREEK 20'

STA:0+97.30

ELEV:159.00

18"

18"

4'

7.11%

10.91%

9.43%

.56

STREAMBED MATERIAL

FROM CONLON CREEK

EXCAVATION GRADING

WEIR MATERIAL (CLASS V-VIII RSP)

12" TO 16" ENGINEERED STREAMBED

MATERIAL (STRUCTURAL BACKFILL)

STREAMBED MATERIAL FROM

CONLON CREEK EXCAVATION

(N) 12" TO 16" ENGINEERED STREAMBED MATERIAL.

COMPACT (E) SUBGRADETO FIRM, UNYIELDING

SURFACE PRIOR TO PLACING ROCK (TYP)

44.8%

.8%

13.5%

13.4%

13.5%

13.5%

CLASS V-VIII RSP WITH CLASS I

AGGREGATE SUBBASE

1+67.49

1+90.49

2+05

2+13.49

2+36.49

2+50

3+12.08

1+46.44

0+40

0+60

0 10

-10 0 10

-10 0 10

-10 0 10

-10 0 10

-10 0 10

-10 0 10

-10 0 10

-10 0

-10 0 10

7'

7'

7'

4'

7'

2:1 2:1

2:1 2:1

2:1 2:1

2:1 2:1

2:1 2:1

2:1 2:1

2:1

2:1

(E) GRADE

(E) GRADE

(E) GRADE

(E) GRADE

(E) GRADE

(E) GRADE

7'

20:1

20:1

20:1 20:1

20:1 20:1

20:1 20:1

KEY WEIR INTO BANK 5' MIN

3'

(E) GRADE

(N) GRADE

2:1

2:1

4'

0+80

(E) GRADE

(E) GRADE

KEY WEIR INTO BANK 5' MIN

KEY WEIR INTO BANK 5' MIN

KEY WEIR INTO BANK 5' MIN

KEY WEIR INTO BANK 5' MIN

12"-16"

3'

(E) GRADE

3'

3'

(E) GRADE

2.

5'

4.

4.

12"-16"

12"-16"

12"-16"

4.

12"-16"

20:1

4.

12"-16"

4'

2.

5'

12"-16"

3'

4.

12"-16"

(N) GRADE

(N) GRADE

2'

3'

2'

2'

COMPACT

BACKFILL TO

90% RELATIVE

DENSITY

COMPACT BACKFILL

TO 90% RELATIVE

DENSITY

1+17.15

SCALE:

SECTION D

C1.11"=5'

SCALE:

SECTION C

C1.11"=5'

SCALE:

SECTION B

C1.11"=5'

SCALE:

SECTION A

C1.11"=5'

-10 0 10

SCALE:

SECTION H

C1.11"=5'

SCALE:

SECTION G

C1.11"=5'

SCALE:

SECTION F

C1.11"=5'

SCALE:

SECTION E

C1.11"=5'

SCALE:

SECTION K

C1.11"=5'

SCALE:

SECTION J

C1.11"=5'

SCALE:

SECTION I

C1.11"=5'

SCALE:

SECTION L

C1.11"=5'

2:1 2:1

4'

12"-16"

3'

(E) GRADE

WEIR MATERIAL (CLASS V-VIII RSP)

CLASS I-II RSP

12" TO 16" ENGINEERED STREAMBED

MATERIAL (STRUCTURAL BACKFILL)

STREAMBED MATERIAL FROM

CONLON CREEK EXCAVATION

(N) GRADE

SCARIFY & COMPACT (E) GROUND

PRIOR TO PLACING ROCK

2:1 2:14'

(E) GRADE

7'

20:1 2:1 2:1

(E) GRADE KEY WEIR

INTO BANK

5' MIN

KEY WEIR

INTO BANK

5' MIN

20:1*

(N) POOL

CONSTRUCTED WITH 12"

TO 16" ENGINEERED

STREAM BED MATERIAL

2.5'

(N) POOL CONSTRUCTED

WITH 12" TO 16" ENGINEERED

STREAM BED MATERIAL

SCARIFY & COMPACT (E) GROUND

PRIOR TO PLACING ROCK

1'

4.

CLASS I-II RSP (TYP)

NOTE:

* WIDTH VARIES 3'

CONLON CREEK OR

2' FOR TRIBUTARY

TRIBUTARY PROFILE

SCALE:

CHUTE SECTION DETAIL

NTS

SCALE:

WEIR SECTION DETAIL

NTS

BENCH MARK

NAVD88 ELEVATIONS ARE BASED ON CONTROL POINT #200 FROM

GPS STATIC NETWORK OPUS SOLUTION. SET 3/8” REBAR WITH

“ROA” CONTROL CAP. ELEVATION 148.65'

BASIS OF BEARING

BASED ON EXISTING NPS CONTROL POINTS FOUND AND ROTATED

TO MATCH EXISTING NPS TOPO. EXISTING NPS CONTROL POINT

BEARINGS ARE BASED ON NAD83, SPCS CA ZONE 3 (0403)

15'

MIN

12" MIN.

2% �

12" MIN.

30' MIN.

SL

O

PE

TO

P O

N D

SEDIMENT

BASIN POND

3:

M

AX

NO SCALE

NOTES:

1. ALL EMPLOYEES, SUBCONTRACTORS, AND OTHERS

THAT LEAVE THE SITE WITH MUD CAKED TIRES

AND UNDERCARRIAGES SHALL USE THE WASH

FACILITY.

2. REMOVE ACCUMULATED SEDIMENT IN WASH RACK

AND OR SEDIMENT TRAP TO MAINTAIN SYSTEM

PERFORMANCE.

3. OTHER DIRT REMOVAL SYSTEM MAY BE

SUBSTITUDED WITH PRIOR APPROVAL OF COR.

MIRAFI 140-N FILTER

FABRIC OR EQUIVALENT

GRAVEL ENTRANCE ROAD

CRUSHED AGGREGATE 2"-4"

EXISTING GROUND

GRAVEL ENTRANCE ROAD

CRUSHED AGGREGATE 2"-4"

A -

A GRAVEL ENTRANCE SECTION

CONSTRUCTION ENTRANCE & TIRE WASH

ISOMETRIC VIEW

3'

6'

MATS/BLANKETS SHOULD

BE INSTALLED VERTICALLY

DOWNSLOPE.

3'

TAMP SOIL OVER MAT/BLANKET

MIN. 4"

OVERLAP

12"

4'

TYPICAL SLOPE

SOIL STABLIZATION

NOTES:

1. SLOPE SURFACE SHALL BE FREE OF ROCKS, CLODS, STICKS AND

GRASS. MATS/ BLANKETS SHALL HAVE GOOD SOIL CONTACT.

2. APPLY PERMANENT SEEDING BEFORE PLACING BLANKETS.

3. LAY BLANKETS LOOSELY AND STAKE OR STAPLE TO MAINTAIN DIRECT

CONTACT WITH THE SOIL. DO NOT STRETCH.

BERM

12" STAKE

12" (300mm)

1-1/2"

12"

SCALE:

EROSION CONTROL BLANKET

NTS

CONLON AVE.

015115

150 150

0+00

1+00

2+00

3+00

0+00

0+97

BOTTOM OF CHANNEL

INSTALL ±721 L.F. FIBER ROLLS

(TYP) (SEE NOTE 3 THIS SHEET)

INSTALL DUFF AND/OR SLASH AT ALL

ACCESS POINTS TO CREEK (TYP)

(SEE NOTE 4 THIS SHEET)

INSTALL 1,876 S.F. DUFF AND/OR

SLASH (TYP) (SEE NOTE 4 THIS SHEET)

INSTALL 2,686 S.F. DUFF AND/OR SLASH

(TYP) (SEE NOTE 4 THIS SHEET)

LIMIT OF GRADING

INSTALL 100 S.F. EROSION

CONTROL BLANKET (TYP)

(SEE NOTE 2 THIS SHEET)

LIMIT OF GRADING

TRASH PUMP

6" DEEP (MIN) HDPE

CONTAINMENT

8" SUCTION

LINE

SCREENED INTAKE DEVICE

3" MIN. FLEXIBLE HOSE

290 L.F. 3" MIN. FLEXIBLE HOSE

DIFFUSER

(55 GAL)

LIMIT OF GRADING

INSTALL 606 S.F. DUFF AND/OR SLASH

(TYP) (SEE NOTE 4 THIS SHEET)

NOTES:

1. CONTOUR INTERVAL OF 1-FT.

2. INSTALL 13' WIDE BIO-D MAT OR EQUIVALENT ON TOP OF CHANNEL BANKS AS

SHOWN. INSTALL PER MANUFACTURER'S SPECIFICATIONS.

3. INSTALL AND STAKE FIBER ROLL PER DETAIL ON SHEET C1.4.

4. SPREAD DUFF AND SLASH OVER DISTURBED AREAS ADJACENT TO EARTHEN

CHANNEL AND OVER ACCESS ROADS TO CREEK AND OTHER WORK AREAS OFF

OF MAIN ROADWAY.

PLAN VIEW

WIDTH VARIES

WIDTH VARIES

G0.1
G0.2
G0.3
G0.4

File details come from the government source that posted it. Updated .