Harry S. Truman Dam and Reservoir Spillway Bridge Superstructure Girder Crack Repair

The general scope of work includes, but is not limited to: Construction Contractor is to repair the longitudinal crack in the weld between the coverplate and bottom flange of the upstream girder (Girder 1) in Span 1 at the Spillway Bridge at Harry S. Truman, near Warsaw, Missouri. The existing structure is a four-span steel girder-floorbeam-stringer bridge with two main girders and floorbeams and stringers. The two main girders are 33 WF 240 steel sections, the floorbeams are 24 WF 160 and the stringers are 24 WF 84. The main girders have a 15”x7/8” cover plate welded to the bottom flange. The steel is ASTM A36 steel. Each span is simply supported with fixed bearings and expansion bearings under each girder at each end. The main girders and the interior floorbeams are composite with the concrete bridge deck. The end floorbeams and stringers are not composite with the bridge deck. The existing paint system is original and likely contains lead. The work shall consist of furnishing all labor, equipment, access and materials, and services required to complete the work in accordance with these specifications.

Dam/Tunnel, Renovation.

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.