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Evaluating Percent Within Limits (PWL) Specifications Volume 1: HMA Specifications (FHWA-OK 06(05)v1 2172)
(2006-5)
The Oklahoma Department of Transportation (ODOT) has let four paving jobs for construction where percent within limits (PWL) specifications were employed. The PWL specifications are intended to be used as part of the Quality ...
Determination of Dynamic Modulus Master Curves for Oklahoma HMA Mixtures (FHWA-OK 07(05) 2177
(2007-12)
The Mechanistic-Empirical Pavement Design Guide (M-EPDG) uses a hierarchical approach with three levels of material characterization for asphalt materials. The first level provides the highest design reliability and each ...
Risk Analysis of ODOT's HMA Percent Within Limits (PWL) Specification (FHWA-OK 07(03) 2128
(2007-8)
The Oklahoma Department of Transportation (ODOT) is considering switching its method of payment for hot mix asphalt (HMA) construction from their current procedure to a Percent Within Limits (PWL) specification. Quality ...