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Now showing items 41-50 of 78
Tube Suction Test for Evaluating Durability of Cementitiously Stabilized Soils (FHWA-OK-11-05 2215)
(2011-6)
In a comprehensive laboratory study, different tests namely, unconfined compressive strength (UCS) at the end of freeze-thaw/wet-dry (F-T/W-D) cycles, resilient modulus (Mr) at the end of F-T/W-D cycles, vacuum saturation, ...
VALIDATION AND REFINEMENT OF CHEMICAL STABILIZATION PROCEDURES FOR PAVEMENT SUBGRADE SOILS IN OKLAHOMA – VOLUME II (FHWA-OK-11-02(2))
(2011-10)
For projects involving a chemically stabilized layer as a part of the structural design of the pavement, it is typical to conduct a mix design to assess the additive content needed to achieve a certain unconfined compressive ...
DEVELOPMENT OF AN ASPHALT PAVEMENT TEST FACILITY AT THE OSU UNMANNED AERIAL VEHICLE FACILITY (FHWA-OK-17-01 2270)
(2017-3)
This report documents the construction and evaluation of the asphalt pavement testing runway at the OSU Unmanned Aerial Vehicle (UAV) facility. Runway surface characterization and performance evaluation results, in terms ...
DEVELOPMENT OF INTELLIGENT VEHICLE COUNTING AND CLASSIFICATION SENSOR (iVCCS) (FHWA-OK-19-03 2303)
(2019-10)
The Internet of Things (IoT) is reshaping our world. Soon our lives will be based on smart technologies. According to IHS Markit forecasts, the number of connected devices will grow from 15.4 billion in 2015 to 30.7 billion ...
Fatigue Performance of Asphalt Pavements Containing RAS and RAP
(Oklahoma City, OK : Oklahoma Department of Transportation, 2015., 2015-01)
Rising oil and gas prices spurs development of methods and technologies for reducing fuel consumption and increased use of recycled materials. With increased environmental awareness, using reclaimed asphalt pavement (RAP) ...
INVESTIGATION OF OPTIMIZED GRADED CONCRETE FOR OKLAHOMA - PHASE 2
(2015-10)
Optimizing aggregate usage has been a subject widely discussed through the history of concrete. Since aggregates make up over 70% of the volume in a concrete mixture, the aggregate gradation is critical to the strength, ...
FIELD VERIFICATION OF GEOGRID PROPERTIES FOR BASE COURSE REINFORCEMENT APPLICATIONS (FHWA-OK-13-11 2244)
(2013-11)
The proposed field study is a continuation of a recently concluded, ODOT-funded project titled: Development of ODOT Guidelines for the Use of Geogrids in Aggregate Bases, which is aimed at addressing the need for improved ...
EVALUATION OF THE HAMBURG RUT TESTER AND MOISTURE INDUCED STRESS TESTER (MIST) FOR FIELD CONTROL OF HOT MIX ASPHALT (HMA) IN OKLAHOMA (FHWA-OK-13-01 2226)
(2013-3)
This report covers the evaluation of the Hamburg Loaded Wheel Rut Tester (OHD L-55) and the Moisture Induced Stress Tester (MIST) for field control of Oklahoma HMA mixtures. OHD L-55 was evaluated as a possible replacement ...
IMPLEMENT BALANCED ASPHALT MIX DESIGN IN OKLAHOMA (FHWA-OK-19-01 2305)
(2019-08)
The objective of this study was to evaluate selected ODOT mixtures to assist with determining test procedures, specifications and special provisions for evaluation and eventual adaptation of a BMD procedure for ODOT. The ...
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, ...