HomeMy WebLinkAboutS-276609s
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NEW BOULDER WEIRS
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NEW 48" WIDE GLULAM
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BRIDGE WITH PIPE SUPPORT
TO OW /0 EXCAVATION AT TOE OF SLOPE.
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EXIST. STREAM GRADE
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CONTROL ROCKS
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A �' REMOVE CULVERT PIPES
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SECTION A
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ROADWAY RESURFACE PER 1
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—EXIJI SS ',4H #50 C5
INSTALL FLAT SURFACED ROCKS
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FOR 6" HIGH "STEP —UP" LANDING EXIST. ROCKERY, REMOVE ROCK
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EDGE EXIST ACCESS ROAD AS REQ'D TO INSTALL NEW BRIDGE
ABUTMENT AND REUSE ON BANKS
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NEW CB AND DRAIN OR STREAM BOTTOM
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PIPE. SEE PLAN S A 8+ 0
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A +50
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NEW EDGE OF
ACCESS ROAD
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BURIED BED
CONTROL ROCKS
A
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REMOVE &SE
OF TWIN 36" 0 RCP NEW BOULDER WEIRS (SPACED
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CULVERTS 15' APART) AND "KEY" INTO
BANK. DOWNSTREAM WEIR
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TO HAVE BURIED BED
INSTA L FINE MESH JUTE MATTING, CONTROL ROCKS, SEE(
FROM TOP OF BANK TO STREAM C8
HIGH WATER FLOWLINE, 3 LOCATIONS NEW 48" WIDE GLULAM
PLANT WILLOW, SALMONBERRY, AND BRIDGE WITH PIPE SUPPORTS,
RED —OSIER DOGWOOD FROM ON —SITE SEE
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STOCKS, SEE 3 4 S1
MATCH WITH EXIST GROUND, TYP
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NOTES:
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IF THERE ARE NOT SUFFICIENT ON —SITE PLANT STOCKS AVAILABLE AND IF DIRECTED
BY THE ENGINEER, THE CONTRACTOR SHALL IMPORT, AT THEIR EXPENSE, ALL
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NECESSARY PLANT MATERIALS.
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FOR CONSTRUCTION SEQUENCING AND STREAM FLOW DIVERSIONS SEE STREAM
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RESTORATION NOTES ON SHEET G3.
CULVERT REMOVAL /UTILITY WALKWAY
BRIDGE, AREA A 1
0
SCALE 1 " = 10'-0" C2
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ROADWAfY RESURFACE, SEE
CS 1
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EL 236 _�_
INSTALL NEW 3' r'
HIGH ROCKERY 'J
TOE OF BANKt
INSTALL FINE MESH JUTE
MATTING FROM TOP OF
BANK TO TOP OF NEW
ROCKERY. PLANT WILLOW,
SALMONBERRY AND RED —OSIER
DOGWOOD ON BANKS FROM
ON —SITE STOCK_ SEE/-j'\,-`A
REMOVE MATERIAL THIS AREA, SEE PLAN
INSTALL TWO SETS FLAT SURFACED ROCKS
FOR "STEP —UP" LANDING, EACH LANDING
TO BE 6" HIGH MAX
REMOVE AND DISPOSE
OF EXIST. 48" STEEL
CULVERT PIPE
15' MIN.
INSTALL NEW 3' HIGH
r' ROCKERY 0 TOE OF BANK
PRIOR TO PLACING JUTE
MATTING AND PLANTINGS, TYP
NEW 48" WIDE GLULAM BRIDGE
WITH PIPE SUPPORT SEE(D
S1
MATCH WITH EXISTING GROUND, TYP
NOTES:
INSTALL NEW ROCKERY ON EAST BANK BETWEEN
STA 10 +36 AND STA 10 +70 AND ON WEST BANK
BETWEEN STA 10 +30 AND STA 10 +50.
MAINTAIN A MINIMUM STREAM CHANNEL WIDTH OF 5'.
INSTALL ROCKERY PER DETAIL 2
C7
REMOVE TREES AS NECESSARY ON WEST SIDE OF
STREAM TO INSTALL NEW WALKWAY BRIDGE.
FOR CONSTRUCTION SEQUENCING AND STREAM FLOW
DIVERSIONS SEE STREAM RESTORATION NOTES ON SHEET G3_
CULVERT REMOVAL /UTILITY
WALKWAY BRIDGE, AREA B 2
SCALE 1 ° = 10' -0" C2
ROADWAY RESURFACE PER � _
EDGE OF EXIST
ACCESS ROAD—
ROADWAY REPAIR AND STREAMBANK
STABILIZATION, AREA 2
ExRIRES 11/8/2002
SCALE 1" = 10' -0" C2
S -2
SCANNED SEP 13 WOZ
8
REMOVE VEGETATION AND INSTALL NEW ROCKERY
WALL ON EXIST SLOPE FOR STREAMBANK
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STABILIZATION- ROCKERY INSTALLATION SIMILAR
TO OW /0 EXCAVATION AT TOE OF SLOPE.
C7
ROADWAY REPAIR AND STREAMBANK
STABILIZATION, AREA 2
ExRIRES 11/8/2002
SCALE 1" = 10' -0" C2
S -2
SCANNED SEP 13 WOZ
8