This Contract provides for the improvement of *** I-90 in King County, MP 4.22 to MP 5.95, Homer M. Hadley & Lacey V. Murrow Bridges-Electrical Rehabilitation by replacing the pontoon monitoring and control systems on the Homer M. Hadley Bridge (BR 90/25N) and the Lacey V. Murrow Bridge (BR 90/25S) *** and other work, all in accordance with the attached Contract Plans, these Contract Provisions, and the Standard Specifications.