65-02 TX 2011 Oversized Plans

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SCALE: 1" = 10'
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NOTES:
1. SYN. FENCE FABRIC SHALL BE MIN. OF 30* IN WIDTH WITH
30 LB/IN TENSILE STRENGTH FOR STANDARD FABRIC
AND 50 LB/IN FOR EXTRA STRENGTH.
2. FABRIC SHALL BE CONTINUOUS LENGTH. IF JOINTS
ARE NECESSARY, LAP FABRIC POST TO POST.
3. STEEL POST SHALL BE MIN 4' IN HEIGHT AND BE Cf` THE
SELF -FASTENER STEEL ANGLE TYPE.
TEMPORARY SILT FENCE,
NTS
DATUM NOTES:
1. MEAN HIGH WATER (MHW) IS 1.9 FEET ABOVE NAVD 88.
2. MEAN LOW WATER (MLW) IS -2.5 FEET BELOW NAVD 88.
NEW WOODEN
BULKHEAD (TYP.)
TO MATCH EXISTING
NEW INVERT: -4.7-,
EXISTING
BULKHEA D�
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_FEMP0RARY/FE'9IVIANEFJ7_
GRASS SPECIFICATION
1. CHISEL COMPACTED AREAS AND SPREAD TOPSOIL 3 INCHES DEEP OVER
ADVERSE SOIL CONDITIONS.
2. RIP THE ENTIRE AREA TO A 6 INCH DEPTH.
3. REMOVE ALL ROCKS, ROOTS AND OTHER OBSTRUCTIONS LEAVING SURFACES
SMOOTH AND UNIFORM.
4. APPLY AGRICULTURAL LIME AND FERTILIZER UNIFORMIY AND MIX WITH SOIL
LIME: 45 LBS. PER 1000 S.F.
PHOSPHOROUS. 20 LBS PER 1000 S.F.
FERTILIZER: 17 LBS. PER 1000 S.F.
5. CONTINUE TILLAGE UNTIL A WELL PULVERIZED, FIRM, UNIFORM SEED BED
IS PREPARED 4-6 INCHES DEEP.
6. SEED ON A FRESHLY PREPARED SEED BED AND COVER SEED LIGHTLY.
2 - 3 LBS PER 1000 S.F. (SEE MIXTURE BELOW)
7. MULCH IMMEDIATELY AFTER SEEDING AND ANCHOR MULCH.
GRAIN STRAW & HAY AT 75 TO 100 L13S PER 1000 S.F.
WOOD CHIPS AT' 500 LBS. PER 1000 S.F.
JUTE & MESH AS PER MANUFACTURER
8. ASPHALT FOR ANCHORING MULCH SHALL BE TYPE SS-1 EMULSION AND
APPLIED AT A RATE OF 1000 GAL PER ACRE FOR SLOPE STABILIZATION,
AND 150 GAL PER TON OF STRAW FOR ANCHORING STRAW.
9. INSPECT ALL SEEDED AREAS AND MAKE NECESSARY 2EPAIRS OR RESEED
WITHIN THE PLANTING SEASON, IF POSSIBLE. IF GRA_--, STAND SHOULD BE
OVER 60% DAMAGED, REESTABLISH FOLLOWING ORIGIW_ LIME, FERTILIZER
AND SEEDING RATES.
10. CONSULT CONSERVATION INSPECTOR ON MAJNTENANC-' TREATMENT. AND
AB 'b.
FERTILIZATION AFTER PERMANENT COVER IS EST usH,-.
11. SEED FOR TEMPORARY AND PERMANENT APPIJCATIOPS SHALL BE:
20% CARPET GRASS
247. BERMUDA GRASS
20% TURF FESCUE
107. CREEPING RED FESCUE
247- ANNUAL RYE GRASS
*BERMUDA SEED SHALL BE HULLED FOR WARM WE,THER
PLANTING. PURITY OF SEED SHALL BE A MIN. OF 98% AND
GERMINATION SHALL BE A MIN. OF 85%.
ALL DISTURBED AREA SHALL BE SEEDED WITHIN 15 DAYS OF THE COMPLETION
OF GRADING.
CONSULT CONSERVATION ENGINEER OR SOIL CONSERVATION SERVICE FOR
ADDITIONAL INFORMATION CONCERNING OTHER ALTERNATIVES FOR VEGETATION
OF DENUDED AREAS. THE ABOVE VEGETATION RATES ARE THOSE WHICH DO
WELL UNDER LOCAL CONDITIONS, OTHER SEEDING SCHEDULES MAY BE POSSIBLE.
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INSTALL NEW
4' WIDE x7.5' DEEP x 32' LONG
RICE TRUNK WATER CONTROL
DEVICE
FILL IN EROSION
POCKET TO PREVIOUS
CONDITION POINTS no
1.6 AND H10 TO BE
REJOINED AFTER
REPAIR
TW 1.2
BW -2.5 TW 1.5
BW -2.6
TEMPORARY--J
SILT FENCE
NORTH DIKE GATE
REPAIR PLAN
SCALE: 1" = 10'
7W-7W
Lair. -I
CONTRACTOR TO INSTALL
TEMPORARY SHEET PILE WAI___L.
CONTRACTOR TO DETERMINE
DEPTH REQUIRED TO
ACHIEVE STABILITY.
EXISTING -
BULKHEAD
NEW WOODEN
BULKHEAD (TYP.)
TO MATCH EXISTING
NEW INVERT: -4.5
NOTES:
1. INSTALL TEMPORARY SHEET PILE WALL AND BACK FILL ERODED AREA
TO ALLOW ACCESS ON THE DIKE.
2. AT LATER DATE REMOVE EXISTING 48" CMP, WOODEN WALKWAYS AND
TEMPORARY SHEET PILE WALL
3. INSTALL NEW RICE TRUNK AND BACKFILL WITH SUITABLE COMPACTED
MATERIAL
4. INSTALL TEMPORARY SILT FENCE ALONG ME WATERS EDGE WHERE THE
EROSION POCKET IS TO BE FILLED BEFORE FILLING.
5. PLANT PERMANENT GROUND COVER ON GRADED AREAS.
6. TIE-IN EXISTING BULKHEADS TO END Of NEW RICE TRUNK.
LEGEND
JOINT 404 / COASTAL WETLAND LIN
404 WETLAND LINE
-3- EXISTING CONTOUR
TSF TEMPORARY SILT FENCE
PROPOSED CONTOUR
+3.6 EXISTING SPOT ELEVATION
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DRWN. EDIT
DATE 09/17/10
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