Permanent Culvert Improvements Project at Allegheny River Lock and Dam 4

The US Army Corps of Engineers, Pittsburgh District, has a requirement that involves permanently relocating an enclosed stream on Government property to ultimately travel via gravity through the penstock of the lock land wall and into the Allegheny River, as well as associated decommissioning and/or restoration efforts pertaining to a variety of features to varying degrees. The Allegheny River Lock and Dam No. 4 Permanent Culvert Improvements Project (Project)generally involves the following:? Provide a three-foot (height) by four-foot (width) reinforced concrete box culvert and connect to each an existing junction box and the existing vault of the lock land wall, via open trench and/or shored construction, to permanently relocate the corresponding stream through these features and into the lock land wall penstock, while providing various lock land wall structural counterweight measures;? Decommission various features to varying degrees (i.e. remove and dispose off-site, remove and turn over to the Government, grout fill and abandon in-place, etc.) including but not limited to 36-inch diameter vitrified clay pipe culverts, temporary diversion of water system, various stormwater features, junctions, and various concrete pavement structures;? Restore and/or install various features to varying degrees including but not limited to stormwater features (i.e. culverts, junction boxes, yard inlets, roof downspouts, etc.), concrete pavement structures (i.e. driveways, curbs and gutters, esplanade, sidewalk, etc.), and fences;? Install cured-in-place pipe (CIPP) lining of 36-inch diameter vitrified clay pipe culverts;? Execute work associated with each the lock land wall vault hatch cover plate support system (including providing new support brackets, new recessed ledge angle, new angle brackets, etc.), part of the esplanade electrical utility trench (remove and replace, and maintain utilities during construction), and part of the esplanade trench drain (remove and replace);? Execute various measures to facilitate work including traffic control, diversion of water, erosion and sedimentation control, and others. The contractor will be required to furnish all materials proposed for installation, and will be responsible for properly stockpiling, disposing, or recycling, as appropriate, respective items removed. Removed items deemed for disposal or recycling are to be taken to commercially permitted facilities licensed to accept the same, as applicable. Allegheny River Lock No. 4 will remain in operation while work is being completed, however, the Government will permit temporary scheduled lock closures in accordance with the contract specifications. The contractor will be required to adhere to USACE Construction Quality Management concepts and procedures. The IFB Package contains the solicitation and four (4) Attachments. Information regarding the U.S. Army Corps of Engineers process for settling requests for equitable adjustments and duration goals to achieve definitization of equitable adjustments for change orders under construction contracts can be found by going to https://www.usace.army.mil/Business-With-Us/Partnering/ then clicking on View FFP Contract Changes Playbook Here.

The US Army Corps of Engineers, Pittsburgh District, has a requirement that involves permanently relocating an enclosed stream on Government property to ultimately travel via gravity through the penstock of the lock land wall and into the Allegheny River, as well as associated decommissioning and/or restoration efforts pertaining to a variety of features to varying degrees. The Allegheny River Lock and Dam No. 4 Permanent Culvert Improvements Project (Project)generally involves the following:? Provide a three-foot (height) by four-foot (width) reinforced concrete box culvert and connect to each an existing junction box and the existing vault of the lock land wall, via open trench and/or shored construction, to permanently relocate the corresponding stream through these features and into the lock land wall penstock, while providing various lock land wall structural counterweight measures;? Decommission various features to varying degrees (i.e. remove and dispose off-site, remove and turn over to the Government, grout fill and abandon in-place, etc.) including but not limited to 36-inch diameter vitrified clay pipe culverts, temporary diversion of water system, various stormwater features, junctions, and various concrete pavement structures;? Restore and/or install various features to varying degrees including but not limited to stormwater features (i.e. culverts, junction boxes, yard inlets, roof downspouts, etc.), concrete pavement structures (i.e. driveways, curbs and gutters, esplanade, sidewalk, etc.), and fences;? Install cured-in-place pipe (CIPP) lining of 36-inch diameter vitrified clay pipe culverts;? Execute work associated with each the lock land wall vault hatch cover plate support system (including providing new support brackets, new recessed ledge angle, new angle brackets, etc.), part of the esplanade electrical utility trench (remove and replace, and maintain utilities during construction), and part of the esplanade trench drain (remove and replace);? Execute various measures to facilitate work including traffic control, diversion of water, erosion and sedimentation control, and others. The contractor will be required to furnish all materials proposed for installation, and will be responsible for properly stockpiling, disposing, or recycling, as appropriate, respective items removed. Removed items deemed for disposal or recycling are to be taken to commercially permitted facilities licensed to accept the same, as applicable. Allegheny River Lock No. 4 will remain in operation while work is being completed, however, the Government will permit temporary scheduled lock closures in accordance with the contract specifications. The contractor will be required to adhere to USACE Construction Quality Management concepts and procedures. The IFB Package contains the solicitation and four (4) Attachments. Information regarding the U.S. Army Corps of Engineers process for settling requests for equitable adjustments and duration goals to achieve definitization of equitable adjustments for change orders under construction contracts can be found by going to https://www.usace.army.mil/Business-With-Us/Partnering/ then clicking on View FFP Contract Changes Playbook Here.

6 June 2023:  Pre-Bid Site Visit conducted at 10:00AM EST.  Site visit agenda and sign in are attached.