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Dam/Tunnel Construction Project Lead, Columbus, OH 43215   (Franklin County)

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Reported 12/24/2020 12:00 AM
Project Title

Lower Olentangy Tunnel
Physical Address View project details and contacts
City, State (County) Columbus, OH 43215   (Franklin County)
Category(s) Heavy and Highway
Sub-Category(s) Dam/Tunnel
Contracting Method Competitive Bids.
Project Status Bidding
Bids Due View project details and contacts
Estimated Value
Plans Available from
Owner View project details and contacts
Architect View project details and contacts
Description

The project consists of the construction of approximately 17,000 linear feet of 12-foot minimum diameter sewer via tunnel boring machine through soft-ground, mixed-face conditions and a short section of shale. The project also includes 335 linear feet of 12-foot diameter sewer via sequential excavation through karstic limestone, and approximately 1,075 linear feet of 90-inch combined sewer to be constructed via curved microtunnel through soft-ground.
Details

Division 02 - Existing Conditions, Subsurface Investigation.
Division 31 - Earthwork, Site Clearing, Grading, Excavation and Fill, Subgrade Preparation, Excavation, Shoring, Tunneling and Mining, Tunnel Excavation.
Division 35 - Waterway and Marine Construction, Dam Construction and Equipment.
Bidder's List View project details and contacts
Prospective Bidders View project details and contacts
Project Documents
 Engineered Spec Sheet
 Architectural Plans
 Other Documents