Mel Price Lift Gate Replacement

General Project Description The work will consist of furnishing all labor, equipment, operators, supervision, supplies and materials and incidentals necessary to perform steel fabrication and delivery of the replacement lift gate for Melvin Price Locks and Dam Main Lock. The estimate timeframe for potential award is Summer of 2021. The replacement lift gate is a hydraulic steel structure that consists of two individual lift gate leaves. Each replacement lift gate leaf is 24-feet in height and over 110-feet wide. The depth of the upstream lift gate leaf is approximately 9-feet, while the depth of the downstream leaf is approximately 10-feet. The upstream lift gate leaf weighs approximately 400,000 pounds, while the downstream lift gate leaf weighs approximately 475,000 pounds. The work will not consist of removal of the existing lift gate and installation of the replacement lift gate. Work Statement Typical work includes, but not limited to, steel fabrication, painting, non-destructive testing, and delivery. All welding on the gate is required to be performed to AWS D1.5M/D1.5 welding code standard by a steel fabricator certified under the AISC Quality Certification Program, Category IBR (Certified Bridge Fabricator - Intermediate) with a Fracture Critical Endorsement (FCE), Category ABR (Certified Bridge Fabricator- Advanced) with a Fracture Critical Endorsement (FCE), or Category HYD (Certified Hydraulic Fabricator). The Contractor shall have the facilities and capabilities to fabricate the replacement lift gate. The contractor shall have the means to fabricate items to strict dimensional and quality tolerances that will be required by the contract. The contractor shall have the capability to paint the lift gate leaves with the Corps of Engineers vinyl paint system. Painting shall be performed by a certified SSPC QP1, SSPC QP3, or AISC SPE painting contractor. The Contractor shall have the capabilities of delivering the completed lift gate leaves via Contractor furnished barges to Melvin Price Locks and Dam mooring area.

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 32 -	Exterior Improvements, Fences and Gates.
Division 35 -	Waterway and Marine Construction, Dam Construction and Equipment.