Street Maintenance

2026-11-03

DESCRIPTION OF WORK This project consists of the construction of a polymer modified asphalt surface . These specifications are for Mathy Construction Co . Black Knight Paving Armor . Other specifications will be considered if presented with a bid . See below . The Asphalt Overlay shall be Wisconsin DOT E - 1 specification with Bond / Tack Coat of Emulsified Asphalt Type SS - 1h or equivalent . MATERIALS A . Bond Coat : Emulsified asphalt Type SS - 1h or equivalent . B . Bituminous Mixture Criteria : 1 . Air voids 3 – 5 % 2 . VMA ( Min ) 16 % 3 . Fines / Binder ( Max ) 1 . 2 % 4 . Asphalt : PG 58 - 28 S , Warm Mix is acceptable 5 . Ndsn 100 C . Aggregate Gradation & Properties : The combined gradation of the aggregate and mineral filler shall be within the following limits : Sieve Size Total Passing (% by Weight ) 12 . 5 mm 100 9 . 5 mm 99 – 100 4 . 75 mm 70 - 90 2 . 36 mm 45 - 68 600 µm 21 - 45 75 µm 4 – 10 Properties Percent Crush ( min ) 50 % L . A . Abrasion loss ( max ) 45 % The sum of shale , siltstone , structurally weak and clay ironstone particles shall not exceed 1 . 0 %. CONSTRUCTION 1 . Bond Coat : The bond coat material shall be applied to completely cover the prepared surface . Care shall be taken to apply bond coat on all vertical surfaces of the existing bituminous mats , curbing , gutter , manholes and other structures . Contractor shall place at a rate in accordance with Wisconsin Department of Transportation specifications , generally 0 . 05 to 0 . 07 gallons per square yard . 2 . Contractor shall place temporary No Parking signs on streets to be repaired no later than 24 hours prior to application after coordination with the Police Department . Contractor shall remove signs after repairs are open to traffic . 3 . For clarification of the responsibilities , the contractor shall place signs , barricades and / or personnel in accordance with the MUTCD to ensure traffic does not interfere with the process or damage the surface before it is properly compacted . 4 . Contractor is responsible for locating all utility appurtenances , including but not limited to sanitary and storm sewer manholes , water valves , catch basins , and natural gas valves . 5 . Contractor to perform work under traffic . 6 . Contractor to mill an appropriate joint at the ends of the pavement to be overlaid . This is to create a full depth joint instead of a feathering of material at the ends . 7 . The Recommended Street List may be modified or reduced based on budget . The list is in priority order and will have streets removed from the bottom should the budget be insufficient to do all streets . EQUIPMENT All equipment , tools and machines will be subject to the approval of the Director of Public Works . The contractor shall provide all equipment to clean the pavement prior to work .

Wisconsin

2026-05-06