W912EK20B0012 Amendment 0001 Drawings.pdf
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- Solicitation number
- W912EK20B0012
About this file
This document package includes drawings and specifications for a federal solicitation to repair a submersible dike. The solicitation seeks offers for work including clearing, grubbing, grading of slopes, removal and disposal of concrete paving, installation of new riprap and grouted riprap, placement of new concrete, and crack repair of existing concrete pavement. The work pertains to the submersible dike and transition slopes at Lock and Dam 21 on the Mississippi River in Quincy, Illinois. Offerors will be evaluated based on their ability to perform the required repair work while coordinating activities with ongoing lock operations. The period of performance is not specified. The solicitation was issued by the Department of the Army Corps of Engineers, Rock Island District.
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Other files
| File | Type | Posted |
|---|---|---|
| Bid Summary Sheet.pdf | ||
| W912EK20B0012 Amendment 0001.pdf | ||
| Site Visit Attendees.pdf | ||
| W912EK20B0012.pdf | ||
| W912EK20B0012 Drawings.pdf |
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INDICATES REMOVAL OF CONCRETE
INDICATES AN AREA OF GRASS
INDICATES GRANULAR SURFACE
GENERAL NOTESLEGEND
INDICATES GROUT
GENERAL
CIVIL
TITLE OF DRAWING
REF. NO.
SHEET
INDICATES NEW CONCRETE IN SECTION
SURVEY
SCOPE AND SEQUENCE NOTES
C-501
C-302
C-301
C-104
C-103
C-102
C-101
DETAILS
SECTIONS - NEW WORK - SUBMERSIBLE DIKE
SECTIONS - DEMOLITION
PLAN - STORAGE YARD RAMP - PAVEMENT JOINTS
PLAN - SUBMERSIBLE DIKE - PAVEMENT JOINTS
PLAN - NEW WORK - SUBMERSIBLE DIKE
PLAN - EXISTING CONDITIONS & DEMOLITION
SURVEY CONTROL PLANV-101
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SOLICITATION
G-005
G-004
G-003
G-002
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SITE OVERVIEW
VICINITY MAP AND SITE LOCATION MAP
ABBREVIATIONS
INDEX OF DRAWINGS, GENERAL NOTES AND LEGEND
COVER SHEET
FOR THE PROPOSED EQUIPMENT TO BE USED.
REQUIRED, AT CONTRACTORS EXPENSE, TO PROVIDE SUFFICIENT DRIVING SURFACE
EQUIPMENT USED ON THIS PROJECT. CONTRACTOR SHALL ADD MATERIAL AS
CONTRACTOR SHALL VERIFY THE ACCESS ROUTES ARE SUFFICIENT FOR12.
CUTTING TIE BARS.
ON NEW CONCRETE, SAWCUT JOINTS SHALL BE 2" MINIMUM TO 3" MAXIMUM TO AVOID 11.
CONCRETE, UNLESS OTHERWISE NOTED.
ALL REINFORCING SHALL HAVE 3" CLEARANCE FROM THE EXPOSED FACE OF THE10.
EXISTING RIPRAP AT THE SUBMERSIBLE DIKE HAS A NOMINAL TOP SIZE OF 200-400 LBS.9.
CUTTING OR OTHER METHOD OF CUTTING THE REINFORCING WILL BE ALLOWED.
DRAWINGS. ALL REINFORCING IN THE SAWCUT AREA SHALL BE SAWCUT. NO FLAME
PERIMETER OF ALL CONCRETE REMOVAL AREAS EVEN WHEN NOT SHOWN ON THE
A 3" MINIMUM SAWCUT, UNLESS OTHERWISE NOTED, SHALL BE REQUIRED ALONG 8.
REUSE EXISTING.
"REPLACE" INDICATES REMOVE AND NOT REUSE EXISTING. "REINSTALL" INDICATES TO7.
TO SHOP DRAWING PREPARATION AND MATERIAL FABRICATION.
BEGINS. THE CONTRACTOR IS RESPONSIBLE FOR CONFIRMING ALL DIMENSIONS PRIOR
ALL ELEVATIONS AND DIMENSIONS SHALL BE VERIFIED IN THE FIELD BEFORE WORK6.
MAINTAIN WORKER AND EQUIPMENT SAFETY.
SHALL BE RESPONSIBLE FOR MONITORING WATER CURRENTS WITHIN WORK AREAS TO
CURRENT IN THE VICINITY OF THE STORAGE YARD. THE CONTRACTOR
PERMISSIBLE FOR THE FLOW CONDITIONS AT THE TIME TO REDUCE THE UNDER-
THE TWO GATES ADJACENT TO THE STORAGE YARD MAY BE CLOSED TO THE EXTENT5.
IS REQUIRED UNLESS OTHERWISE PERMITTED BY THE LOCKMASTER.
LOCKAGES THROUGH LOCK NO. 21. OBSERVATION OF NORMAL QUEUING PROCEDURE
THE CONTRACTOR WILL NOT BE GIVEN PRIORITY OVER OTHER WATERWAY USERS FOR4.
OPERATIONS.
PERIOD. CONTRACTOR SHALL ENSURE ACTIVITIES DO NOT ADVERSELY AFFECT
THE LOCK AND DAM SHALL REMAIN IN OPERATION DURING THE CONSTRUCTION 3.
SHALL USE NAD 1983 ILLINOIS WEST STATE PLANE COORDINATES.
(M.S.L.) 1912 DATUM UNLESS OTHERWISE NOTED. ALL HORIZONTAL COORDINATES
ALL ELEVATIONS SHOWN ON THE LOCK 21 DRAWINGS REFER TO MEAN SEA LEVEL 2.
HYDROGRAPHS CAN BE OBTAINED FROM HTTP://RIVERGAGES.COM.
ELEVATIONS CANNOT BE REGULATED TO FACILITATE CONSTRUCTION ACTIVITIES.
DESIGNATED NINE FOOT CHANNEL AND PASS FLOWS. POOL AND TAILWATER
LOCK & DAM 21 IS A RUN-OF-THE-RIVER FACILITY, FUNCTIONING ONLY TO MAINTAIN A 1.
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FLOWS ACROSS MORE THAN 500 LINEAR FEET OF THE SUBMERSIBLE DIKE AT ANY ONE TIME.
4. PROTECTION MEASURES AGAINST HIGH WATER AND WAVE ACTION SHALL NOT OBSTRUCT
PROTECT THE INTEGRITY OF THE DIKE AND NEW WORK DURING CONSTRUCTION.
CONTRACTOR SHALL PROVIDE INTERIM EROSION CONTROL MEASURES WHERE NECESSARY TO
WORK AREA AND COORDINATE NECESSARY PROTECTION MEASURES WITH THE COR. THE
CONTRACTOR SHALL ALSO MONITOR RIVER STAGES AND WATER LEVEL FORECASTS FOR THE
PERFORMED AS NEEDED TO ALLOW CONSTRUCTION OF THE SLABS IN THE DRY. THE
AREAS WITH A SUMP AND PUMP SYSTEM, OR ANOTHER APPROVED METHOD, SHALL BE
ARE AT EL 468.50 (MSL 1912) AND LOWER, AT A MINIMUM. DEWATERING OF SLAB CONSTRUCTION
ON THE DOWNSTREAM SLOPE SUCH THAT WORK CAN PROCEED WHEN TAILWATER ELEVATIONS
AND MINOR OVERFLOW OF THE SUBMERSIBLE DIKE. PROTECTION SHALL ALSO BE PROVIDED
AT LEAST 3 FEET ABOVE THE DESIGN SLAB ELEVATION TO PROTECT AGAINST WAVE ACTION
FOR SLAB CONSTRUCTION AREAS ALONG THE SUBMERSIBLE DIKE TO A HEIGHT OF
THE CONTRACTOR SHALL PROVIDE APPROVED TEMPORARY PROTECTION (EX. SAND BAG WALL)3.
SUBMERSIBLE DIKE IF IT IS USED AS AN ACCESS ROUTE).
RAMP/SLOPE WORK SHOULD BE COMPLETE, PRIOR TO WORKING ON THE TOP OF THE
GENERALLY PROGRESS FROM THE OPPOSITE END FROM WHICH ACCESS IS ESTABLISHED AND
THAT NO HEAVY CONSTRUCTION TRAFFIC WILL CROSS THE NEW SLAB. (I.E., WORK SHOULD
DEMOLITION AND NEW SLAB CONSTRUCTION ALONG THE TOP OF THE SUBMERSIBLE DIKE SUCH
PROCEEDING TO THE NEXT REPAIR AREA. THE CONTRACTOR SHALL SCHEDULE AND COMPLETE
COMPLETELY REPAIRED AND APPROVED PRIOR TO EXPOSING AREA TO THE RIVER AND
THE DIKE. AREAS WHERE EXISTING CONCRETE, RIPRAP, AND TURF ARE REMOVED SHALL BE
ON THE DOWNSTREAM SLOPES, SEPARATELY FROM THE NEW SLAB CONSTRUCTION ON TOP OF
THE CONTRACTOR MAY COMPLETE DEMOLITION AND NEW SLAB CONSTRUCTION 2.
G. SEED AND ESTABLISH TURF WITHIN DISTURBED AREAS.
F. PERFORM SURVEY.
E. REPAIR CRACKS IN EXISTING CONCRETE PAVEMENT.
D. PLACE NEW CONCRETE SURFACE ON PORTIONS OF SUBMERSIBLE DIKE AND RAMPS.
NEW PAVEMENT.
OF SUBMERSIBLE DIKE AND RAMP SURFACES WHICH ARE TO RECEIVE
REMOVE CONCRETE SURFACE, GROUTED RIPRAP, AND STRIPPINGS FROM PORTIONSC.
REGRADE DOWNSTREAM SIDE OF EXISTING RAMPS.B.
TOE AREA OF SUBMERSIBLE DIKE.
REMOVE ROOT BALLS, VEGETATION, AND OTHER DEBRIS ALONG DOWNSTREAMA.
ORDER OF WORK:
NOT BE CONSTRUED AS ALL INCLUSIVE. THIS LIST IS NOT A REQUIRED SEQUENTIAL
THE LIST DOES NOT DETAIL EVERY ITEM OF WORK OR ASSOCIATED WORK AND SHALL
1. THE FOLLOWING LIST HIGHLIGHTS THE MAJOR WORK TO BE PERFORMED.
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LOCK AND DAM 21
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GENERAL NOTES
SHEET KEYNOTES
A1
SITE OVERVIEW
0 400'SCALE : 1"=200'-0" 200'
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AND PLACE RIPRAP ALONG SIDE SLOPES.
TRANSITION SLOPE TO BE RE-GRADED, CONCRETE PAVED, 3.
PLACED.
DIKE TO BE DEMOLISHED, CONCRETE PAVED, AND RIPRAP
2. TRANSITION RAMP FROM STORAGE YARD TO SUBMERSIBLE
TO BE DEMOLISHED AND CONCRETE PAVED.
SUBMERSIBLE DIKE CROWN AND DOWNSTREAM SLOPE 1.
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CONTRACTOR'S RESPONSIBILITY.
FOR ESTABLISHING LAND BASED ACCESS WOULD BE THE
LOCAL LAND OWNERS. ALL AGREEMENTS AND REQUIREMENTS
THE CONTRACTOR MAY PURSUE LAND BASED ACCESS WITH
NO LAND BASED ACCESS IS CURRENTLY AVAILABLE. HOWEVER,
ACCESS TO THE SITE IS ASSUMED TO BE BY FLOATING PLANT. 1.
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