PROJECT BACKGROUND

Objective: Sub-and-superstructure work, paving, and rehabilitation of bridge segments of I-787 in Albany, New York

Project Scope:

Over the course of multiple projects, D.A. Collins Construction completed the rehabilitation of numerous bridges making up the I-787 flyover and on-and-offramps. Part of this work included the main corridor, which sees an approximate AADT of 7000 cars.

Work completed includes:

• 74,500 SF of PCC (Portland Cement Concrete) Cold Milling and replacement with ~850 CY of Class DP Concrete
• Replacement of 18 EA steel bridge joints with 7 EA Elastomeric and 11 EA Modular Compression Joints.
• 4 EA New Overhead Sign Structures (1 EA will sit on drilled shafts and 3 EA will be Bridge Mounted Structures).
• Various substructure work included Structural Bridge Painting, replacement of 38 EA Bearings, ~86,000 LBS of Structural Steel Replacement, and 4,000+ SF of Class D Structural Concrete Replacement.
• Removal of approximately 500 CY of concrete roadway slabs
• Placement of 1,000 tons of asphalt
• Removal of 229 LF of steel joint systems replaced with modular joint systems
• Installation of 289 LF of compression seal for joints
• Placement of 215 SY of accelerated concrete
• Replacement of 97 bearings requiring structural lifting, fabrication and installation of 58 bolsters
• Structural steel repairs
• Substructure concrete repairs, and
• Placement of 66,800 SF of PPC overlay.

SERVICES PERFORMED