Search
Now showing items 271-280 of 372
Safence wire roper median barrier (FHWA-OK) 2130
(2005-9)
The Safence Cable Barrier System is designed to minimize or eliminate crossover accidents on divided roadways. This system uses tour tensioned cables stacked vertically to prevent errant vehicles from crossing the median ...
Fatigue assessment of bridge members based on in-service stresses - final report (FHWA-OK-97-06) 2196
(1997-7)
This report summarizes research activities which are described in detail in interim reports entitled "Field Tests, Analyses, and Laboratory Tests" [Zwerneman et al., 1996], and "Data Acquisition System for Strain Measurements" ...
ENERGY DISSIPATION IN THIRTY-FOOT BROKEN-BACK CULVERTS USING LABORATORY MODELS
(2014-09)
This research investigates the reduction in scour downstream of a broken-back culvert by forming a hydraulic jump inside the culvert. A broken-back culvert is used in areas of high relief and steep topography as it has one ...
2004 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 ...
Use of an H20 meter for determination of concrete moisture content in the field
(1994-10)
The ability to accurately determine concrete bridge deck moisture content could increase the probability of satisfactory performance of water repellent treatment materials through choosing favorable conditions for material ...
Statistical models for identification of problematic bridge sites and estimation of approach settlements (FHWA-OK-94-02) 2188
(1995-5)
Bridge approach settlement is caused by the differential movements of the bridge abutment and the approach pavement. The resulting unsafe riding surface not only requires frequent and costly maintenance but also leads to ...
Sealing cracks in flexible pavements interim report III - laboratory tests of asphalt sealants
(1979-5)
A survey of literature pertaining to materials and methods of sealing highway pavement cracks indicated a scarcity of information and a lack of standard testing procedures for asphalt pavement crack sealants. Therefore, ...
Fatigue Assessment of Bridge Members Based on In-Service Stresses interim report no. 1 August 1996 (FHWA-OK-95-07) 2196
(1996-8)
Construction problems involving poor welding practice occurred during widening of the U.S. 69 bridge over the South Canadian River. As a result of these problems, cc>ncerns developed regarding the remaining fatigue life ...
DEVELOPMENT OF RATING TOOL FOR PRESTRESSED CONCRETE BRIDGES VULNERABLE TO SHEAR (FHWA-OK-20-01 Revision 1 2280)
(2020-01)
A study was conducted examining the factors affecting shear capacity and load rating, two potential methods for assessing condition of in-service prestressed concrete bridge girders, and a simple procedure for assessing ...
Experimental Products Evaluation Program Annual Report February 2004 (FHWA-OK-04-01 2700)
(2004-2)
This 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. This listing is continuously ...