Ky_Lock_SDU_-_Site_Visit_Presentation.pdf
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.59
“The views, opinions and findings contained in this report are those of the authors(s) and should not be construed as an official Department of the Army position, policy or decision, unless so designated by other official documentation.”
Kentucky Lock Addition Nashville District
KENTUCKY LOCK ADDITION
SITE, DEMOLITION & UTILITY
RELOCATIONS
CONTRACTOR SITE VISIT
File Name
December 19, 2017
.59
New Hwy and RR Bridges
New Transmission
Towers
Upstream
Cofferdam
Upstream
Lock Monoliths
Kentucky Lock Addition
Completed Features
.59
New Hwy and RR Bridges
New Transmission
Towers
Upstream
Cofferdam
Upstream
Lock Monoliths
Completed and Ongoing
Construction
Ongoing Downstream Cofferdam
Downstream Lock Excavation
Award: September 2018
SITE, DEMOLITION AND UTILITY RELOCATIONS
Scope of Work:
1. Mechanical/Electrical Utility Relocations
2. Potable Water and Sewer Line Relocations
3. New Sewer Lift Station
4. New Land Wall Cat-walk System
5. Land Wall Pipe Support Replacement
6. New Lock Utility Bridges
7. Demolition and Modifications to Existing Lock Operations
Building
PROJECT OVERVIEW
DOWNSTREAM PLAN VIEW
DOWNSTREAM PIPING SECTION - RIVERWALL
Relocated conduit for:
- gate spray
- compressed air
- service water
Relocate
- Potable water
- Sewer line
DOWNSTREAM CONDUIT SECTION - RIVERWALL
Relocate 13.8 KV Feeders and Controls Conduit
Cut Slot in Roof of Manhole 9, Relocate Comm/Power/Control
Conduit
DOWNSTREAM CONDUIT SECTION - LANDWALL
Oil Storage Room
Demolition
Concrete Stairs
Demolition
DOWNSTREAM CONDUIT SECTION - LANDWALL
Relocated conduit for:
- Communication
- Power
- Controls
Support for new conduit
TYPICAL BRIDGE SECTION
Relocated conduit for:
- Communication
- Power
- Controls
New Conduit Rack
New Pipe Rack
UPSTREAM PLAN VIEW
New Utility Bridges across existing Lock
New Sewage Lift Station New Utility Pipe Supports
UPSTREAM PLAN VIEW
Existing Portions of Operations Building to be Removed
Basement Utility Work:
- Piping relocation
- Demo/removal of lift station
Potable Waterline Connection to Operations Building
CONSTRUCTION LIMITS
Upstream Laydown Yard
(Shared with DS Cofferdam
Contractor)
Construction Limits
Disposal Area
(Shared with DS Cofferdam Contractor)
Downstream Cofferdam
Construction Limits
Construction Constraints and Issues:
1. Timing of Temporary Hazardous Material Storage
– Demolition of existing oil-storage building
– Construction of new Haz-Mat storage
2. Potable Waterline Relocation
Construction Coordination:
1. Existing Lock Operations Personnel
– Active lock navigation
– Coordinate work thru COR and Lockmaster
2. Coordination with TVA – Tennessee Valley Authority
3. AT&T accommodation for relocation of their lines near the end of construction
Site Visit Sequence:
Start – Location of new Temporary Haz-Mat Storage Facility
End – Near sewer manhole connections
EXPECTED CONTENT OF AMENDMENT
- Option expiration date from 16 March 2018 to 1 July
2018.
- Period of performance from 300 to 308 calendar days.
- Provisions for Lock Operations building water line if
Option is not exercised.
SITE WALK-THRU
File Name
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