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APPROXIMATE wETLANDS LINE. •.
PER SUBDMSION P ::::. 768`':
ALL OTHER WET'LAN S400
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REFIA
BY ROBERT RUSSO IN 2020
N F
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120' 0 60' 120'
SCALE: 1 "=60'
/ l
HAVE REVfEWED THE WETLANDS ON THE PROPERTY IN THE FIELD AND HAVE
REVIEWED THE WETLANDS AS SHOWN ON THE PLAN AND FIND THAT THEY
SUBSTANTIALLY REPRESENT THE WETLANDS AS DELINEATED IN THE FIELD.
�oG
GREEN SITE
DESIGN
-LLC-
317 Main Street Norwich, Connecticut
860 892-1380 Fax 860 886-9165
1 5/1/20 REVIEW COMMENTS
Lt
No. DATE REVISION
````�,�1111 i ,�
�� �-
Town of Montville, Connecticut
Project No.
GSD -54
Projneer
E
E.M.B.
312 &31 4
ROBERT C. RUSSO DATE Date:
CERTIFIED SOIL SCIENTIST �cp � � .� 3/17/2020
BUTLERTOWN ROAD Sheet No
,4 do 1534
'?A(h EXISTING
CONDITIONS
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LOAM & s`
BETWEEN SWALE do
NITS OF CLEARING (TYP.)
TO DIMMANCE OW STAK--OF ,
74 WORK—ON 314 BUTLERTOWN ROAD
�Iz'7V"%L1 \
LL'SILT FENCE
ED BY !IA'lflLLS
KED w►YBALEs
TO BE LJMR OF CLEARING
78F .
40• 0 40r 40'
SCALE: 1 "=40'
GREEN SITE
DESIGN
-LLC -
317 Main Street Norwich, Connecticut
860 892-1380 Fax 860 886-9165
)R
TO DIMMANCE OW STAK--OF ,
74 WORK—ON 314 BUTLERTOWN ROAD
�Iz'7V"%L1 \
LL'SILT FENCE
ED BY !IA'lflLLS
KED w►YBALEs
TO BE LJMR OF CLEARING
78F .
40• 0 40r 40'
SCALE: 1 "=40'
GREEN SITE
DESIGN
-LLC -
317 Main Street Norwich, Connecticut
860 892-1380 Fax 860 886-9165
1 5/11/20 REVIEW COMMENTS
No. DATE REVISION
Town of Montville, Connecticut
Project No.
GSD -54
Proj. Engineer
E.M.B.
312 & 314
BUTLERTOWN ROAD
Date:
3/17/2020
Sheet No.
2
SITE PLAN
PLACE MODIFIED RIPRAP AT DISCHARGE
OUTLET (CT.D.O.T.M.12.02)
PUMP DISCHARGE PIPE
FLOW
IN
GEOTEXTILE "
SILT FENCE o
PLACE ON ENTIRE
INSIDE FACE o
A V-6" B
__nF1 0 0 0
� VARIES
B
STAKED AND EMBED HAY BALES IN
ACCORDANCE WITH HAY BALE
BARRIER STANDARD
PROVIDE DIRT BAG — SILT SACK
TO PUMP INTO
RIPRAP/CRUSHED STONE
OUTLET SPILLWAY
6" OUTLET SPILLWAY WEIR
1
4" EMBEDMENT
FLAT BOTTOM
SECTION A—A
NOTE: DIMENSIONS VARY ACCORDING TO
PUMPING RATES. MINIMUM REQUIRED
STORAGE IS CALCULATED FROM
CREST OF SPILLWAY WEIR.
CT.D.O.T.-#3
2" CRUSHED STONE OUTLET SPILLWAY WEIR
OR GRAVEL (6" DEPTH) 2'
MIN.
2 2 BALE HEIGHT
SETTLING BASIN �1 MINUS 6"
N AN,/% /%A, A\ AN AN.//%\/%�%\�/%//j //j//%/
'� ' '�'� � FLOW ,
OUTLET TO
WATERCOURSE
OR SWALE
DEWATERING SETTLING BASIN DETAIL
NOT TO SCALE
DEWATERING PLAN
IF DEWATERING IS NECESSARY DURING CONSTRUCTION A CLEAR WATER DISCHARGE
SHALL BE PROVIDED AS FOLLOWS:
A. THE PUMP INLET WILL BE WRAPPED IN FILTER FABRIC AND PLACED IN CRUSHED
STONE WITHIN THE TRENCH.
B. THE PUMP OUTLET WILL DISCHARGE TOBETHE
LOCATrEDERING OU SIDE OFENCLOSURE
THE 100'DETAIL
UPLAND REVIEW
FOR DEWATERING SETTLING BASIN TO
ZONE.
C. THE DISCHARGE FROM THE DEWATERING ENCLOSURE WILL BE MONITORED AND ADDITIONAL
MEASURES EMPLOYED IF NECESSARY.
SEED MIX FOR SEDIMENTATION BASIN
BOTTOM OF
SWALE
urnnn nolo
WOOD CHIP BERM
NOT TO SCALE
4" LOAM &SEED MIX TO BE
PROVIDED AS SPECIFIED IN THE
E&S NARRATIVE ON SHEET 6 12
LINE WITH NORTH AMERICAN GREEN
5-150 EROSION MATS
PERMANENT VEGETATED SWALE
NOT TO SCALE
D
1'-0" (MIN.)
RIP RAP CHECK DAM & SEDIMENT CLEANOUT POOL
NOT TO SCALE
CONTAINS A SELECTION OF NATIVE GRASSES AND WILDFLOWERS DESIGNED TO COLONIZE RECENTLY DISTURBED SITES WHERE QUICK GROWTH OF
. IT IS AN EXCELLENT SEED MIX FOR ECOLOGICALLY APPROPRIATE RESTORATIONS ON
VEGETATION IS DESIRED TO STABILIZE THE SOIL SURFACE
MOIST SITES THAT REQUIRE QUICK STABILIZATION AS WELL AS LONG—TERM ESTABLISHMENT OF NATIVE VEGETATION. THIS MIX IS PARTICULARLY
APPROPRIATE FOR DETENTION BASIS THAT DO NOT NORMALLY HOLD STANDING WATER. SOME PLANTS IN THIS MIX CAN TOLERATE INFREQUENT
INUNDATION, BUT NOT CONSTANT FLOODING.
SEEDING: THE MIX MAY BE APPLIED BY HYDROSEEDING, BY MECHANICAL SPREADER, BY HYDRO—SEEDING OR ON SMALL SITES IT CAN BE SPREAD
BY HAND. WHEN APPLYING ON BARE SOIL, RAKE THE SOIL TO CREATE GROOVES, APPLY SEED, THEN LIGHTLY RAKE OVER. IN NEW ENGLAND, THE
BEST RESULTS ARE OBTAINED WITH A SPRING OR EARLY FALL SEEDING. SUMMER AND LATE FALL SEEDING WILL BENEFIT WITH A LIGHT MULCHING
OF WEED—FREE STRAW TO CONSERVE MOISTURE. LATE FALL AND WINTER DORMANT SEEDING REQUIRE A SLIGHT INCREASE IN THE SEEDING RATE.
FERTILIZATION IS NOT REQUIRED UNLESS THE SOILS ARE PARTICULARLY INFERTILE.
APPLICATION RATE: 35 LBS/ACRE (1250 SQ. FT./LB.)
SPECIES *: SWITCHGRASS (PANICUM VIRGATUM), VIRGINIA WILD RYE (ELYMUS VIRGINICUS), CREEPING RED FESCUE (FESTUCA RUBRA), FOX SEDGE
(CARER VULPINOIDEA), CREEPING BENTGRASS (AGROSTIS STOLONIFERA), SOFT RUSH (JUNCUS EFFUSUS), NEW ENGLAND ASTER (ASTER
NOVAE—ANGLIAE), GRASS—LEAVED GOLDENROD
EUTHAMIA GRAMINIFOLIA), GREEN BULRUSH (SCIRPUS ATROVIRENS), BONESET (EUPATORIUM PERFOLIATUM), BLUE VERVAIN (VERBENA HASTATA)
UPLAND BENTGRASS (AGROSTIS PERENNANS), BIG BLUESTEM, NIAGRA SCIRPUS
(ANDROPOGON GERARDII), SENSITIVE FERN (ONOCLEA SENSIBILIS), LITTLE BLUESTEM (SCHIZACHYRIUM SCOPARIUM), WOOLGRASS
CYPERINUS).
SLOPE TO MATCH EXISTING
CHANNEL BANK NOT TO
EXCEED 10%
4" AGGREGATE BASE
1170M OF SWALE
COMPACT SURFACING
MATERIAL BY
EQUIPMENT TRAVEL.
12" OF 5" RIPRAP OR COARSE -GRADED
AGGREGATE
GEOTEXTILE FABRIC
COMPACTED SUBGRADE
SECTION B' - B'
PROFILE ALONG CENTERLINE OF LOW
WATER CROSSING
NOT TO SCALE
NOTE:
312 & 314 Sachatello Industrial Drive
STORMWATER SYSTEM MAINTENANCE
Maintenance Schedule for Stormwater Basins*
Activity
Schedule
• For the Basins and side slopes, inspect for invasive vegetation.
Annual
• Repair undercut or eroded areas
inspection
• Inspect for damage, undercut, or eroded area
Annual
• Monitor for sediment accumulation
inspection
• Repair undercut or eroded areas.
As needed
maintenance
• Clean and remove debris from basins, and their inlets and outlets
• Inspect and clean debris and sediments
• Clean and remove debris from the riprap level spreaders &
Semi-annual
stone/woodchip berms
• Mow side slopes once per year. High vegetation along basin edge
will discourage waterfowl from taking up residence and serve to filter
pollutants.
*Provide report to the Town of Montville after each of the first two years after completion. Plant
survival shall be 70/0 or greater after the first year and 80% or greater after the second year.
Maintenance Schedule for Vegetated Swale
Activity I
Schedule
• Inspection for sediment buildup and erosion
Semi -annual
• Repair undercut or eroded areas
As needed maintenance
• Clean and remove debris from check dams/pools
Frequent (3-4 times/year)
maintenance
2"x2"x48" V
TOP OF BANK
BOTTOM OF BANK
SLOPE IN CUT SECTION
SHOULD MATCH VICINITY
NOT TO EXCEED 4:1 AND
OVERLAY WITH EROSION
CONTROL BLANKET
ROCK SECTION OF THE C
SHALL SPAN ACROSS THE ENTIRE
CHANNEL
12"
SILT FENCE SECTION
NOT TO SCALE
n
:R FABRIC WITH WOVEN
FENCE, INDUSTRIAL NETTING,
SNOW FENCE FOR SUPPORT
PACTED BACKFILL
OW
/"1VVl�J�J 1\Vr�v
PLAN VIEW OF LOW WATER CROSSING
NOT TO SCALE
1. CROSSINGS SHALL HAVE THE TOP -MOST SURFACE LAYER EVEN OR BELOW THE ELEVATION OF THE EXISTING GRADES.
3. THE ACCESS ROAD SHALL CROSS THE CONVEYANCE AT 90" ANGLE.
4. THE TOP BED OF THE ROCK CHANNEL CROSSING SHALL CONFORM TO THE EXISTING DITCH CROSS SECTIONAL SLOPES.
5. MATERIAL THICKNESSES MAY BE FIELD ADJUSTED TO ACHIEVE SUFFICIENT BEARING CAPACITIES AS ARE NECESSARY FOR
ANTICIPATED ROAD USE.
LOW WATER CROSSING
MODIFIED RIPRAP
TTOM OF BANK
ENTERLINE OF FLOW
OF BANK
T FENCE (TYP.)
EROSION CONTROL & SEDIMENTATION NARRATIVE
CONSTRUCTION SEQUENCE
1. PRIOR TO THE INSTALLATION OF ANY EROSION AND SEDIMENT CONTROL MEASURES,
THE OWNER AND CONTRACTOR SHALL MEET WITH THE TOWN OF MONTVILLE
ZONING ENFORCEMENT OFFICER.
2. THE EROSION AND SEDIMENT CONTROL MEASURES SHALL BE INSTALLED PRIOR TO
SITE DISTURBANCE. ADDITIONAL EROSION & SEDIMENT CONTROL MEASURES SHALL BE
INSTALLED IF DETERMINED TO BE NECESSARY BY THE ZONING ENFORCEMENT OFFICER.
3. THE CONTRACTOR SHALL CONTACT THE ZONING ENFORCEMENT OFFICER FOR INSPECTION
OF THE SEDIMENT AND EROSION CONTROL MEASURES, PRIOR TO SITE DISTURBANCE.
CONSTRUCTION SHALL NOT BEGIN UNTIL SUCH TIME AS THE WETLANDS OFFICER
HAS REVIEWED AND APPROVED THE INSTALLATION OF THE SEDIMENTATION AND
EROSION CONTROL MEASURES.
4. CONTRACTOR TO INSPECT ALL EROSION AND SEDIMENT CONTROL MEASURES AT
LEAST WEEKLY AND AFTER EVERY STORM EVENT AND REPAIR AND MAINTAIN AS
NECESSARY.
5. CLEARING AND GRUBBING OF THE AREA TO BE GRADED. TOPSOIL TO BE REMOVED
AND STOCKPILED IN AN AREA AS SHOWN ON THE PLANS.
6. INSTALL SEDIMENTATION BASINS & VEGETATED SWALES
7. STAKED HAY BALE SILT BARRIERS OR SILT FENCE SHALL BE INSTALLED AROUND
ANY TEMPORARY STOCKPILE AREAS.
8. ROUGH GRADE THE STORAGE AREA & DRIVEWAY
9. FINISH GRADE THE STORAGE AREA & DRIVEWAY AND INSTALL ASPHALT MILLINGS
10. INSTALL WETLANDS CROSSING DURING THE DRY SEASON, JULY OR AUGUST.
11. INSTALL LOAM ON ALL DISTURBED AREAS.
12. ALL DISTURBED AREAS SHALL BE SEEDED AND MULCHED. ALL EROSION AND
SEDIMENTATION CONTROL MEASURES SHALL REMAIN IN PLACE UNTIL VEGETATION
IS RE—ESTABLISHED.
13. SEEDING SHOULD TAKE PLACE BETWEEN APRIL 1 AND JUNE 1 OR AUGUST 15 AND
OCTOBER 1.
LID
14. THE FOLLOWING SEEDING MIXTURES SHALL BE PROVIDED ON ALL DISTURBED
AREAS:
CROWN VETCH 15 LB's/AC
PERENNIAL RYEGRASS 10 LB's/AC
15. UNFORESEEN PROBLEMS WHICH ARE ENCOUNTERED IN THE FIELD SHALL BE SOLVED
ACCORDING TO CONNECTICUT GUIDELINES FOR SOIL EROSION AND SEDIMENT
CONTROL.
16. SITE CONTACT: JIM WRAY 860-235-2846
unnIME'n DIDDAD
1 6-1 \ V 1 V V y t 1- 11-.1 ♦ 1 r• v• .. v
LEVEL SPREADER * ISECT ONRDAN�CE WITH
OF
NOT TO SCALE D.O.T. FORM 817
2" BITUMINOUS CONCRETE MILLINGS
WIDTH VARIES
ACCESS DRIVE
NOT TO SCALE
GREEN SITE
DESIGN
—LLC -
1 5/11/20 REVIEW COMMENTS 317 Main Street Norwich, Connecticut
No. Date Revision (860) 892-1380 Fax (860) 886-9165
312 & 314 BUTLERTOWN ROAD Project
OAKDALE, CT. GSD -55
4
Proj. Engineer
E.M.B.
PREPARED FOR ]Date:
B&W PAVING & LANDSCAPING APR. 2020
Sheet No.
DETAILS