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Oklahoma Department of Transportation sprayer equipment assessment & calibration workshops (FHWA-OK-09-08)
(2009-12)
Oklahoma State University (OSU) Roadside Vegetation Management (RVM) Program personnel assessed and inventoried 82 ODOT herbicide spray units. At these workshops, 259 ODOT herbicide applicators were trained in sprayer ...
PRESTRESS LOSSES AND THE ESTIMATION OF LONG-TERM DEFLECTIONS AND CAMBER FOR PRESTRESSED CONCRETE BRIDGES (FHWA-OK-07-08)
(2007-8)
Prestressed concrete, an ideal combination of concrete and high strength steel, has emerged as an efficient material for modern construction. The construction of prestressed concrete bridges as a standard practice in the ...
Experimental Products Evaluation Program: Annual Report (FHWA-OK 06(01) 2700)
(2006-4)
The publication consists of a listing of experimental products that are being or have been evaluated by The Oklahoma Department of Transportation (ODOT) or other transportation agencies. The listing is continuously updated ...
The Need for Air Entrainment in High Performance Concrete (FHWA-OK-03-05 2145)
(2003-7)
The use of high performance concrete (HPC) in exterior structures has increased in recent years. Its increased strength and durability make HPC very appealing to the prestressed concrete industry, particularly in bridge ...
GIS Modeling for Transportation Planning in Oklahoma (FHWA-OK-07-07 2202)
(2008-3)
Transportation planning is an important process in the development of Oklahoma and the United States. Gaps traveling from one place to another are addressed in this research. The purpose of the research is to analyze the ...
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 ...
SETTLEMENT BEHAVIOR OF COMPACTED OKLAHOMA SOILS (FHWA-OK 02(03) 2152)
(2003-2)
Numerous highway embankments experience post-construction settlement problems, such as bridge approach settlement that results in the "bump at the end of the bridge." One of the causes may be wetting-induced collapse ...
EVALUATION AND FIELD VERIFICATION OF STRENGTH AND STRUCTURAL IMPROVEMENT OF CHEMICALLY STABILIZED SUBGRADE SOIL (FHWA-OK-08-01 2195)
(20018-7)
Often subgrade soils exhibit properties, particularly strength and/or volume change properties that limit their performance as a support element for pavements. Typical problems include shrink-swell, settlement, collapse, ...
Evaluating Percent Within Limits (PWL) Specifications Volume 2: Portland Cement Concrete Pavements (FHWA-OK 06(05)v2 2172)
(2008-2)
The Oklahoma Department of Transportation (ODOT) let four paving projects where Òpercent within limitsÓ (PWL) specifications were employed. The PWL Specifications are intended to be used as part of the Quality Assessment ...
I-35 PAVEMENT INSTRUMENTATION PHASE II FINAL REPORT (FHWA-OK-09-04)
(2009-12)
This report documents work conducted by the National Center of Asphalt Technology (NCAT) in support of the University of Oklahoma’s (OU) research efforts on a live pavement test site in Purcell, Oklahoma. Technical ...