The Township of Parsippany‑Troy Hills is soliciting sealed bids for the repair of a culvert on Sylvan Way, comprising demolition of a 4‑ft box culvert section, concrete and asphalt work, waterproofing, and guide‑rail installation. The scope includes extensive hot‑mix asphalt milling, concrete placement, reinforcement steel, temporary cofferdam and sheeting, and installation of four guide‑rail terminals. Bidders must supply a bid security (10 % of bid, capped at $20,000) and a $75 non‑refundable document fee.
• Demolition and replacement of a 4‑ft box culvert, plus wall repairs at storm‑drain connections.
• Removal of existing asphalt overlay, repair of the top slab, and placement of 8 CY concrete, 2,400 lbs reinforcement steel, and waterproofing membrane.
• Reconstruction of 1,200 SY of asphalt milling, 200 SY surface course, 75 SY base course, plus installation of new guide rail and terminals.
• Temporary works: 1 lump‑sum cofferdam and 1,200 SF of sheeting; bid submission deadline is April 24, 2026 10 AM, with bids to be sealed and delivered in person, by courier, or by mail.