Summary
The New Jersey Department of Transportation (NJDOT) issued solicitation TP-843 for technical proposals for design services for the South Main Street Bridge over the Washington Secondary (Conrail) in Phillipsburg (Warren County), a bridge built in 1910. The scope covers surveying and base mapping (including SUE), roadway and bridge design (scour, geotechnical/foundation, raising low chord for hydraulics, ADA guiderail upgrades), ROW mapping, railroad coordination, utilities, environmental studies and permits, traffic engineering, geotechnical investigations, public involvement, cost estimating, and construction support. The solicitation was posted 2026-06-29 and the response deadline is 2026-07-28; firms must be prequalified with NJDOT in specified disciplines to submit a technical proposal.