Amend 0010Revised G-102.pdf
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- Solicitation number
- W912WJ21B0017
About this file
This document package includes a staging and access plan sheet and a solicitation for environmental remediation services. The staging and access plan sheet provides details for the contractor work areas, equipment and material stockpile locations, and temporary access roads around the Stratford Army Engine Plant site where dredging and disposal work will take place.
The solicitation is a small business set-aside issued by the U.S. Army Corps of Engineers, New England District, for dredging and disposal of sediments from an outfall drainage channel at the Stratford Army Engine Plant in Stratford, Connecticut. The work includes mechanical dredging and removal of approximately 13,000 cubic yards of sediments affected by metals and PCBs from the drainage channel. The dredged materials must then be dewatered, solidified with cementitious materials, and placed on-site for future beneficial reuse, with some portions requiring off-site disposal at approved landfills. The channel will also require backfilling with clean sand. The period of performance for all work is 375 calendar days.
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B-12 B-10
B-8
B-7 B-7A
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B-3
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B-64
B-70
B-77
B-36
B-41
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BOUNDARY
PROPERTY
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AREA
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STORAGE AREA
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DEWATERING
END OF THE SPECIFICATION PACKAGE)
CAUSEWAY REPAIR DOCUMENTS AT THE
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PROTECT EXISTING MARINE MATTRESS
ACCESS WAY
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ROAD
ACCESS
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CONSTRUCT
ROAD
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CONSTRUCT 20' WIDE
TO REAR OF BUILDINGS
ACCESS WAY
CONSTRUCT 20' WIDE
PAD
DECON.
5,000 SF
DECON. PAD
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DAMAGE DURING CONSTRUCTION
MATTING AND RIPRAP BANKS) FROM
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SEE NOTE 7
SEDIMENT MANAGEMENT BINS
CONCRETE BLOCK
BINS. SEE NOTE 7
SEDIMENT MANAGEMENT
CONCRETE BLOCK
SOUTH PARKING
MAINTAIN EXISTING ACCESS ROAD
COMPLETION
CONDITIONS AT CONSTRUCTION
RESTORE TO PRE-CONSTRUCTION
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MATERIAL
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OTHERS
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TOWN OF
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EQUIPMENT
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LANE, SEE
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TRENCH
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WITH 47,000 CY MAXIMUM CAPACITY
MATS OVER WETLAND
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TEMPORARY ACCESS
CONSTRUCT 20' WIDE
C
Y
(SEE NOTE 14)
STORAGE AREA
EQUIPMENT
DEWATERING AND
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(SEE NOTE 14)
TEMPORARY ACCESS ROAD
CONSTRUCT 24' WIDE
...\Outfall 008 Remediation\30000 - Planning & Engineering & Design\30DA0 - Plans & Specs\CAD_BIM\_Sheets\STAGING, HAUL, DISPOSAL PL
8:27:17 AM 8/18/2021 PD: AEC_pdf.pltcfg DS: AEC_Screen.dscript
A1
GENERAL PLAN VIEW
SCALE: 1" = 200'
N
400'0 200'
A N
S I
D
G-102
N SHEET NOTES:
C
Y
C
Y
SYSTEM
TREATMENT
WATER
EXISTING
STOCKPILE
CONCRETE
CRUSHED
EXISTING
WITH SITE MAINTENANCE COMPANY
EXISTING GAS LINE. COORDINATE
PROTECTIVE MEASURES OVER
TAKE EXTRA CAUTION AND
AND PUMPING, OR TRUCKING ACROSS SITE).
TRENCHING CONDUIT UNDER SNIFFENS LANE
THE WATER TREATMENT SYSTEM (E.G.
DITCH WORK AND SOUTHERN STOCKPILE TO
TRANSPORTING WATER FROM THE OUTFALL
CONTRACTOR SHALL PROPOSE A METHOD OF
AND DEFECTS PRIOR TO OPERATIONS. THE
PIPING SHALL BE INSPECTED DAILY FOR LEAKS
TREATMENT SYSTEM AND CONVEYANCE
IN SPECIFICATION SECTION 02 24 50. WATER
OFFSHORE OF THE CAUSEWAY AS DESCRIBED
DISCHARGE ACTIVITIES SHALL OCCUR
8. DEWATERING AND OTHER APPROVED WATER
S T
A G
IN
G
H A
U L
IN
G
A N
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B .S
P R
A G
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B .S
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S E
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IM
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T D
IS
P O
S A
L P
L A
N
TESTING FOR ON-SITE/OFF-SITE DISPOSAL.
IMPACTED SEDIMENTS ALSO CONDUCT SAMPLING &
MIXING/PROCESSING OF ALL MATERIALS. FOR PCB
INTENDED FOR TEMPORARY STORAGE, DEWATEREING,
7. SEDIMENT MANAGEMENT BINS (SMB) SHOWN ARE
SHALL BE NO STEEPER THAN 1V:2H.
A MINIMUM OF 12" OF TOPSOIL. STOCKPILE SIDE SLOPES
6. THE NORTH LOT PCB STOCKPILE SHALL BE CAPPED WITH
L T
H
IB
O D
E A
U
BY COR. REFER TO SHEET C-102 FOR MINIMUM STORMWATER CONTROLS.
MANAGEMENT AREA PLANS TO BE SUBMITTED BY CONTRACTOR AND APPROVED
TEMPORARY STORMWATER MANAGEMENT AREAS. STORMWATER
5. BENEFICIAL RE-USE STOCKPILE TO BE GRADED TO SHED WATER TOWARDS
NORTHERN STOCKPILE.
CAPACITY AVAILABLE. ALL CATEGORIZED MATERIAL SHALL GO TO THE
55 00 AND 02 61 13. THE STOCKPILE SHOWN INDICATE THE MAXIMUM STORAGE
CEMENT TO MEET THE RE-USE REQUIREMENTS IN SPECIFICATION SECTIONS 02
ARE 1V:2H BASED ON STABILITY ANALYSIS AFTER THE ADDITION OF PORTLAND
OF THE PILE LABELED AT THE EXISTING GRADE (MLLW). SIDE SLOPES SHOWN
GREATER THAN AN 18' MAXIMUM HEIGHT. STOCKPILE SHOWN WITH THE BOTTOM
4. NORTH PARKING LOT BENEFICIAL RE-USE MATERIAL STOCKPILE SHALL HAVE NO
OTHER MATERIAL WILL BE DISPOSED OF OFF SITE.
SECTION 02 61 13 SUBPART "CONTAMINATED MATERIAL SEGREGATION". ALL
THE STANDARDS IDENTIFIED AS CATEGORIZED MATERIAL IN SPECIFICATION
3. NORTH BENEFICIAL RE-USE STOCKPILE SHOWN IS FOR MATERIAL THAT MEETS
AND COORDINATION" FOR FAA AND AIRPORT COORDINATION REQUIREMENTS.
2. REFER TO SPECIFICATIONS SECTION 01 30 00, SUBPART TITLED "FAA PERMIT
FOR SITE MAINTENANCE DURING CONSTRUCTION.
HAVE THE ACCESS TO EXISTING BUILDINGS AND SITE FEATURES THEY NEED
COORDINATE WITH THE SITE MAINTENANCE CONTRACTOR TO ENSURE THEY
LAYOUT WITHIN THEIR WORK PLAN SUBMITTAL, GIVEN THE SPACE AVAILABLE.
FOR CONSTRUCTION. THE CONTRACTOR MAY PROPOSE AN ALTERNATIVE
1. THIS SHEET REPRESENTS GENERAL ACCESS, STAGING AND UPLAND LOGISTICS
13.
CONTRACTOR FOR SYSTEM CAPABILITIES AND POTENTIAL FOR USE.
OF THE TREATMENT PROCESS. COORDINATE WITH THE SITE MAINTENANCE
REQUIREMENTS OF THIS CONTRACT BUT MAY BE USED AS A COMPONENT
IN USE BY ANYONE. THE SYSTEM IS NOT FULLY SUFFICIENT TO MEET THE
12. AN EXISTING WATER TREATMENT SYSTEM IS ON SITE AND NOT CURRENTLY
CAUSEWAY. REFER TO SHEETS CD102 AND CD104.
ROUTING TO THE CONSTRUCTION WATER TREATMENT PLANT NEAR THE
WORK AREA SHALL BE TRENCHED UNDER THE ROAD AT SNIFFENS LANE WHEN
DEWATERING/TREATMENT PIPING FROM THE SOUTHERN LOT AND OF-008
/1
/2
L T
H
IB
O D
E A
U
DEWATERING UNIT, SMB, OR STOCKPILE.
THAT LEAVES SEDIMENT IN A LOCATION ON SITE OTHER THAN A
SPILLAGE FROM THE SMB STORAGE, AND ANY OTHER ACTIVITY
SEDIMENTS LEAKING FROM TRANSPORTATION EQUIPMENT,
OF ALL MISPLACED MATERIAL. MISPLACED MATERIAL INCLUDES
ON SNIFFENS LANE. CONTRACTOR IS RESPONSIBLE FOR CLEAN-UP
REMEDIATION SEDIMENT FROM BEING MISPLACED ON THE SITE AND
ENTRANCE/EXIT AND TRUCKING CONTAINMENT TO PREVENT
11. CONTRACTOR SHALL HAVE SUFFICIENT CONSTRUCTION
THE GOVERNMENT.
THE DURATION OF CONSTRUCTION AT NO ADDITIONAL COST TO
KEEP ALL ACCESS ROADS IN GOOD WORKING ORDER THROUGHOUT
CRUSHED STONE. IT IS THE CONTRACTOR'S RESPONSIBILITY TO
ROADS SHOWN ARE ASSUMED TO BE 12"-16" OF COMPACTED
COMPLETION OF CONSTRUCTION. NON-MAT TEMPORARY ACCESS
AND RESTORED TO PRE-CONSTRUCTION CONDITIONS AT THE
PURPOSES. ALL TEMPORARY ACCESS ROADS SHALL BE REMOVED
CONTRACTOR TO TEMPORARILY IMPROVE FOR CONSTRUCTION
TEMPORARY ACCESS ROAD LOCATIONS ARE INTENDED FOR
CONCRETE, GRAVEL, AND VEGETATED AREAS NEAR OUTFALL-008.
10. TEMPORY ACCESS ROADS WILL BE ON EXISTING PAVEMENT,
MANAGEMENT BINS AND ON-SITE RE-USE STOCKPILE.
EROSION AND CONTROL REQUIREMENTS FOR SEDIMENT
9. REFER TO SHEET C-103 AND SPECIFICATION SECTION 01 57 23 SOIL
1 1
THE COURSE OF CONSTRUCTION.
AREA AND AND DRIVING HEAVY EQUIPMENT ON THE CAUSEWAY OVER
THE CONTRACTOR'S WORK PLAN INCLUDE THE USE OF THE STORAGE
DEWATERING EQUIPMENT STORAGE AREA PAD ARE ONLY REQUIRED IF
14. THE 24-FOOT WIDE TEMPORARY ACCESS ROAD AND 8,000 SF
R E
V
IS
E D
A
C C
E S
S R
O A
D A
N D S
T O
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R E
A R
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