WebConcrete box girder bridges with integral decks are the predominant bridge type in California. From a maintenance perspective, instead of delaying until an expensive deck replacement is required, Caltrans employs preservation and rehabilitation strategies, mainly in the form of High Molecular Weight Methacrylate (HMWM)-based crack sealing and … WebRetempering of polyester concrete is not allowed. Finishing tools should be dried thoroughly before use. Verify that the polyester concrete is cured under the manufacturer’s …
Construction Procedure Directives
WebConcrete box girder bridges with integral decks are the predominant bridge type in California. From a maintenance perspective, instead of delaying until an expensive deck … Webpolyester concrete overlay and structural concrete approach slab. santa clara county at various locations : 1 (04/05/2024) details personnel cem-3701 report: 994572: project id: 994572 dea: 043q5104 efis: 0419000219: 04-ala-13,24,580-var: place polyester concrete overlay and hma (type a). alameda county at various locations : 1 (04/10/2024 ... solution on life matters
How Polyester Polymer Concrete Highway and Bridge Deck Overlays …
WebApr 10, 2024 · In Nevada County At Kingvale At Caltrans Kingvale Maintenance Station At 51121 Donner Pass Road ... Polyester concrete overlay, and structural concrete approach slab. 04-SCl-17,85,87,101-Var * Date Advertised 04/24/2024 Bids Opening in Sacramento * Bids Open 05/24/2024 WebThe overlay material can only be applied after the concrete has cured for at least 30 days, temperatures are consistently above 40 degrees and dry weather is forecasted. It is PWKP’s goal to open these structures to traffic as quickly as possible, as a result, motorists may notice a slight bump on the bridge until the overlay is applied. WebDec 18, 2013 · The first full scale overlays of Polyester Polymer Concrete (PPC) were demonstrated in 1983 in Northern California. Those bridges are still performing and Caltrans inspection reports from 2010 rate them as ‘element level one,’ the highest rating available – a nearly 30 year proven system! solution of the problem