ROSA P serves as an archival repository of USDOT-published products including scientific findings, journal articles, guidelines, recommendations, or other information authored or co-authored by USDOT or funded partners.
As a repository, ROSA P retains documents in their original published format to ensure public access to scientific information.
An experimental section using Type 1P cement concrete was poured on an active construction project in south Louisiana, near Franklin. A comparison in quality was made between this section and the normal Type 1(B) cement concrete poured on the remainder of the project.
In-place tests such as slump, air temperature, concrete temperature, air content and unit weight were run on both the Type 1-P cement concrete and the Type 1(B) cement concrete. Additionally, cylinders and beams were cast for later laboratory tests for strength comparison, durability and 28 day abrasion. Field tests such as skid resistance, Mays Meter rideability and Dynaflect deflection were run on the pavement at different ages.
To address climate change mitigation goals, alternative concrete paving mixtures are being investigated that are claimed to have a lower global warmin...
The aim of this study was (i) to assess the extent of reactivity of the aggregates, quarried from seven different sources, suspected of being conduciv...
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