Amendment 1 Attachements.pdf

3’ 5:1

10’MIN.

10’MIN.

12’MIN.

50’MIN.

6"MIN.

50’MIN.

12’MIN.

1. STONE SIZE - USE 2" STONE, OR RECLAIMED OR RECYCLED CONCRETE EQUIVALENT.

2. LENGTH - NOT LESS THAN 50 FEET (EXCEPT ON A SINGLE RESIDENCE LOT WHERE

A 30 FOOT MINIMUM LENGTH WOULD APPLY).

3. THICKNESS - NOT LESS THAN SIX (6) INCHES.

4. WIDTH - TWELVE (12) FOOT MINIMUM, BUT NOT LESS THAN THE FULL WIDTH AT

POINTS WHERE INGRESS OR EGRESS OCCURS. TWENTY-FOUR (24) FOOT IF SINGLE

ENTRANCE TO SITE.

5. FILTER CLOTH - WILL BE PLACED OVER THE ENTIRE AREA PRIOR TO PLACING

OF STONE.

6. SURFACE WATER - ALL SURFACE WATER FLOWING OR DIVERTED TOWARD CON-

STRUCTION ENTRANCES SHALL BE PIPED ACROSS THE ENTRANCE. IF PIPING IS

IMPRACTICAL, A MOUNTABLE BERM WITH 5:1 SLOPES WILL BE PERMITTED.

7. MAINTENANCE - THE ENTRANCE SHALL BE MAINTAINED IN A CONDITION WHICH WILL

PREVENT TRACKING OR FLOWING OF SEDIMENT ONTO PUBLIC RIGHTS-OF-WAY, ALL

SEDIMENT SPILLED, DROPPED, WASHED OR TRACTED ONTO PUBLIC RIGHTS-OF-WAY

MUST BE REMOVED IMMEDIATELY.

8. WHEN WASHING IS REQUIRED, IT SHALL BE DONE ON A AREA STABILIZED WITH

STONE AND WHICH DRAINS INTO AN APPROVED SEDIMENT TRAPPING DEVICE.

9. PERIODIC INSPECTION AND NEEDED MAINTENANCE SHALL BE PROVIDED AFTER EACH

RAIN.

CONSTRUCTION SPECIFICATIONS

EXISTING

PAVEMENT

FILTER

CLOTH

EXISTING

GROUND

EXISTING

PAVEMENT

MOUNTABLE

BERM

(OPTIONAL)

PLAN VIEW

PROFILE

EXISTING

GROUND

STABILIZED CONSTRUCTION ENTRANCE

1. WOVEN WIRE FENCE TO BE FASTENED SECURELY TO FENCE POSTS WITH WIRE TIES

OR STAPLES. POSTS SHALL BE STEEL EITHER "T" OR "U" TYPE OR HARDWOOD.

2. FILTER CLOTH TO BE TO BE FASTENED SECURELY TO WOVEN WIRE

FENCE WITH TIES SPACED EVERY 24" AT TOP AND MID SECTION.

FENCE SHALL BE WOVEN WIRE, 12 1/2 GAUGE, 6" MAXIMUM MESH OPENING.

3. WHEN TWO SECTIONS OF FILTER CLOTH ADJOIN EACH OTHER THEY SHALL BE OVER-

LAPPED BY SIX INCHES AND FOLDED. FILTER CLOTH SHALL BE EITHER FILTER X,

MIRAFI 100X, STABILINKA T140N, OR APPROVED EQUIVALENT.

4. PREFABRICATED UNITS SHALL BE GEOFAB, ENVIROFENCE, OR APPROVED EQUIVALENT.

5. MAINTENANCE SHALL BE PERFORMED AS NEEDED AND MATERIAL REMOVED WHEN

"BULGES" DEVELOP IN THE SILT FENCE.

UNDISTURBED GROUND

COMPACTED SOIL

FLOW

WOVEN WIRE FENCE (MIN. 14 1/2 GAUGE W/ MAX. 6"

MESH SPACING) WITH FILTER CLOTH

EMBED FILTER CLOTH

A MIN. OF 6" IN GROUND

20" MIN

16" MIN

4"

SECTION VIEW

36" MIN. FENCE POST

10’ MAX. C TO C

SILT FENCE

CONSTRUCTION SPECIFICATIONS

D

B

ZZ

CONSTRUCTION SPECIFICATIONS

TRAPEZIODAL CROSS SECTION

A

S=0%

Do d/2

La

W2W1

PROFILE

DISCH.

GRADED AGGREGATE

FILTER OR FILTER CLOTH

NO OVERFALL

6" MIN.

3’ MIN.

1’ MIN.

PIPE

A

A EXISTING

STABILIZED

CHANNEL

NOTE: APRON @ ZERO GRADE

SIDE SLOPE 2H:1V

PROFILE VIEW

PLANVIEW

GRADED AGGREGATE

FILTER OR FILTER CLOTH

CROSS SECTION A-A

NOTE:

SEE RIPRAP STANDARDS AND SPECIFICATIONS

MINIMUM TAILWATER CONDITIONS

6"

CULVERT OUTLET PROTECTION

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CE-501

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PROPOSED DRAINAGE SWALE

PROPOSED CULVERT OUTLET PROTECTION

PROPOSED CULVERT SUMMARY

1.ALL TREES, BRUSH, STUMPS, OBSTRUCTIONS, AND OTHER OBJECTIONABLE MATERIAL

SHALL BE REMOVED AND DISPOSED OF SO AS NOT TO INTERFERE WITH THE

PROPER FUNCTIONING OF THE WATERWAY.

2. THE WATERWAY SHALL BE EXCAVATED OR SHAPED TO LINE, GRADE, AND CROSS

SECTION AS REQUIRED TO MEET THE CRITERIA SPECIFIED HEREIN, AND BE FREE OF

BANK PROJECTIONS OR OTHER IRREGULARITIES WHICH WILL IMPEDE NORMAL FLOW.

3. FILLS SHALL BE COMPACTED AS NEEDED TO PREVENT UNEQUAL SETTLEMENT THAT

WOULD CAUSE DAMAGE IN THE COMPLETE WATERWAY.

4. ALL EARTH REMOVED AND NOT NEEDED IN CONSTRUCTION SHALL BE SPREAD OR

DISPOSED OF SO THAT IT WILL NOT INTERFERE WITH THE FUNCTIONING OF THE

WATERWAY.

5. PROPOSED DRINAGE SWALE SHALL BE EITHER STABILIZED WITH VEGETATION OR BY EORISON CONTROL MATTING. STABILIZATION SHALL BE DONE AS STATED IN PROJECT SPECIFICATIONS.

PROPOSED DRAINAGE SWALE SUMMARY

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TOP OF FILL

POND

EMBANKMENT

NYS DOT #2 STONE

CORE CONTINUOUS BAND

FILTER CLOTH OVER

WIRE MESH

WELDED OR CEMENTED JOINT

(WITH ADAPTER IF NECESSARY)

OUTFLOW

TOP ELEVATION

100 yr POOL LEVEL

BOTTOM ELEVATION

ANTI-VORTEX DEVICE

(NOTE1)

FREE BOARD

1’ MIN.

OUTLET PROTECTION

RIP-RAP APRON.

OUTLET CULVERT

RISER PIPE

CIRCULAR ORIFICE 3

CIRCULAR ORIFICE 2

CIRCULAR ORIFICE 1

RISER PIPE AND DETENTION BASIN

CREST

ELEVATION

2 #8 (MIN.) BARS PLACED AT

RIGHT ANGLES AND

PROJECTING INTO SIDES OF

RISER TO HELP ANCHOR

RISER INTO CONCRETE

BASE

RISER

DRAIN (OPTIONAL)

NOTE:

1. THE CONCRETE BASE SHALL BE POURED IN SUCH A MANNER TO INSURE

THAT THE CONCRETE FILLS THE BOTTOM OF THE RISER TO THE INVERT

OF THE OUTLET PIPE TO PREVENT THE RISER FROM BREAKING AWAY

FROM THE BASE.

2. WITH ALUMINUM OR ALUMINIZED PIPE, THE EMBEDDED SECTION MUST

BE PAINTED WITH CHROMATE OR EQUIVALENT.

4"

9"

18"

BASE WIDTH EQUALS 2x

DIAMETER OF RISER

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RISER PIPE BASE

3’ 3’

NOTE: PLACE MEMBRANE BELOW

TOPSOIL OF DAM

DETENTION BASIN 2 DAM

GEOMEMBRANE

GEOMEMBRANE

Basin Bottom

NOTE:

1. PROVIDE ANTI-VORTEX DEVICE AS PER NYS EROSION AND SEDIMENT CONTROL GUIDELINES OR TRASH RACK AS APPROVED EQUAL.

2. REFER TO SHEET CE-501 FOR RIP-RAP APRON DETAILS.

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REFERENCE

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