Transmission Line Construction

The City of Springfield, Illinois, Office of Public Utilities (City Water Light and Power) is soliciting sealed bids for transmission line construction—installation of three new 138 kV transmission structures and reconductoring approximately 0.08 miles in Sangamon County near Chatham—with bids due November 5, 2026, at 2:00 p.m. local time via the City's Bid Portal and a mandatory pre-bid meeting October 20, 2026, at 9:00 a.m. at CWLP Engineering, 1008 E Miller Street, Springfield.

The scope encompasses installation of two monopole galvanized standard-class steel switch structures and one monopole galvanized custom-steel three-way deadend structure; two direct-embed foundations with crushed-rock backfill and one drilled-pier foundation with standard anchor bolts and cages; three phases of 795 kcmil 45/7 Tern ACSS transmission conductor; one phase of 7 No. 8 – 7 Strand Alumoweld shielding wire; and one phase of 7 No. 8 – 7 Strand Alumoweld counterpoise wire to be transferred. The project also requires complete removal of two existing wood monopole structures below ground or to a minimum of 3 feet below grade, with existing foundations backfilled to ground level and all removed materials hauled off-site and properly disposed of.

Bidders must demonstrate minimum 10 years of experience in similar work, valid insurance coverage, OSHA compliance, and documented financial responsibility. Prevailing wage requirements and local preference policies apply. Bidders must provide 10 percent bid security and furnish a Performance Bond equal to the contract price within 14 calendar days of contract execution, remaining in effect for one year after final payment.

All material shall be delivered DDP to Springfield with freight prepaid. Payment terms are NET 45 days unless otherwise specified. The required in-service date is May 1, 2027, with anticipated contract award December 15, 2026. Written questions are due October 26, 2026, by 12:00 p.m., with City responses provided by October 29. The City reserves the right to reject any or all bids and award to the lowest responsive, responsible bidder considering qualifications, specification conformity, delivery terms, and references.