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Now showing items 341-350 of 372
Identification of dispersive soils in Oklahoma by physiochemical and clay mineral properties (97-11)
(2000-4)
Twenty-three soils were sampled across Oklahoma to determine sodic-dispersive characteristics. Twenty-two soils contained sodic properties in some part of their subsoil (within 2 m of the soil surface). Only one of the ...
2007 report on roadside vegetation management equipment & technology
The objective of this report is to provide Oklahoma Department of Transportation (ODOT) personnel with recommendations concerning the utilization of new technologies and/or adaptations of existing technology that will ...
Predictability of physical changes of clay-forming materials in Oklahoma
(1972-8)
In cooperation with the Oklahoma Department of Highways and the Federal Highway Administration, Department of Transportation, a research project was undertaken on October 8, 1968 by the Oklahoma University Research Institute, ...
CONTINUOUS FRICTION MEASUREMENT EQUIPMENT (CFME) FOR HIGHWAY SAFETY MANAGEMENT IN OKLAHOMA (FHWA-OK-20-02 2306)
(2020-01)
An important part of the pavement friction management (PFM) process is the selection of the most appropriate friction measuring equipment. In this project, the capabilities of the Grip Tester, a type of continuous friction ...
2005 report on roadside vegetation management equipment & technology
The objective of this report is to provide Oklahoma Department of Transportation (ODOT) personnel with recommendations concerning the utilization of new technologies that will enable more effective management of Oklahoma ...
Evaluation of retroflective sheetings for use on roadway traffic signs (FHWA-OK-95-02) 2193
(1994-9)
The primary objectives of this research were to evaluate the ODOT's policy on use of retroreflective sheeting products, and to identify any necessary changes to this policy based on driver visibility needs, durability of ...
Field Performance of Surtreat TPS a Surface Applied, Penetrating Corrosion Inhibitor (FHWA-OK 04(04))
(2004-3)
Surtreat TPS penetrates into the PCC structure being treated, reacting with the cement phase of the concrete to increase hardness and compressive strength, decrease permeability and render the concrete inert to attack and ...
Experimental investigation of skewed elastomeric expansion bridge bearings (FHWA-OK-87-3)
(1987-4)
Twelve skewed elastomeric expansion bridge bearings were supplied by the Oklahoma Department of Transportation. To evaluate the performance of these skewed bearings, the following six phases of testing were conducted on ...
TEST METHODS FOR USE OF RECYCLED ASPHALT PAVEMENT IN ASPHALT MIXES (FHWA-OK-12-01 2223)
(2012-2)
Usage of recycled asphalt pavement (RAP) in the construction of new pavements has increased in recent years due to the movement to conserve energy and raw materials, and reuse waste materials. To assess the effectiveness ...
Evaluation of rutting potential of hot mix asphalt using asphalt pavement analyzer draft (original was missing pgs 19-23, 48, 49, 68-71, 82, 126-128)
(June, 2002)
Rutting of flexible pavement is a widespread problem nationally, including Oklahoma. Rutting is
defined as the longitudinal depression along the wheel path due to progressive movement of materials
under repeated traffic ...