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Now showing items 211-220 of 372
Understanding A+B bidding patterns and policy implications for ODOT project lettings
(Oklahoma City, OK : Oklahoma Department of Transportation, 2014., 2014-10)
We first surveyed all Transportation Agencies on their rules of implementation of A+B and incentive/disincentive designs. A complete survey of A+B and I/D letting practice is presented. Policy details such as application, ...
Experimental study of two prestressed steel beam-concrete slab bridge units (FHWA-OK-87-1)
(1987-5)
The behavior of two 55 ft. long prestressed, composite steel beamconcrete
slab bridge units was studied. The type of unit tested is currently
used in county road bridge construction, where the use of prefabricated units ...
Statistical quality control of Portland cement concrete pavements
(1968-6)
The scope of this investigation was to study statistically the process of preparing concrete for Portland cement concrete pavements and to compare the data with the specifications in use. It encompassed the measurement of ...
Degradation in Rush, Wildhorse, and Salt Creeks of Washita River in Oklahoma for Transportation Planning (FHWA-OK-09-01 2194)
(2010-3)
The purpose of this research is to analyze the flow line data and relate it to the degradation of the Rush, Wildhorse and Salt Creeks at bridge location in the Washita River tributaries. This information may then be used ...
Trinity Cable Safety System (FHWA-OK 07(01) 2130)
(2007-1)
CableSafety System (CASSª).is being tested'by the Oklahoma Department of Transportation (ODOT) along I- 35 in McClain County. CASSª will be compare with two other system approve by ODOT. Using C-shaped posts and tensioned ...
Overturning Forces at Bridge Abutments and the Interaction of Horizontal Forces from Adjacent Roadways (FHWA-OK-17-03)
(Jan-18)
ODOT is experiencing a number of problems related to the interactions between bridge abutments and adjacent roadways. These problems include expansion joints closing, roller support bearings tilting, and beams pushing ...
Depressed transverse cracks in asphalt pavements in Oklahoma (FHWA-OK-91-__) 2159
(1991-7)
Transverse cracking of asphalt pavements is a costly pavement distress occurring in states that experience cold/freezing temperatures during the winter months. The cracks are causedˆ by low temperature-induced tensile ...
DEVELOP DRAFT CHIP SEAL COVER AGGREGATE SPECIFICATION BASED ON AGGREGATE IMAGING SYSTEM (AIMS) ANGULARITY, SHAPE, AND TEXTURE TEST RESULTS
(2014-1)
The objective of the study is to improve Oklahoma Department of Transportation (ODOT) chip seal design and performance through introducing new criteria for the selection of cover aggregate and binder. The study evaluates ...
IMPLEMENTATION OF PESTICIDE APPLICATOR CERTIFICATION SCHOOLS AND CONTINUING EDUCATION WORKSHOPS
(2014-3)
The Oklahoma Department of Transportation's (ODOT) herbicide applicator training program consists of initial pesticide applicator training schools followed by independent Certification testing and then on-going yearly ...
Improving concrete performance through the use of blast furnace slag (FHWA-OK-00-01) 2136
(2000-8)
A laboratory testing program was undertaken to evaluate the performance of ODOT Class AA and Class A concretes, specifically containing Oklahoma cements and aggregates, and utilizing partial replacement of portland cement ...