Search
Now showing items 11-20 of 72
APPLIED APPROACH SLAB SETTLEMENT RESEARCH, DESIGN/CONSTRUCTION (FHWA-OK-13-09 2227)
(2013-8)
Approach embankment settlement is a pervasive problem in Oklahoma and many other states. The bump and/or abrupt slope change poses a danger to traffic and can cause increased dynamic loads on the bridge. Frequent and costly ...
3D LASER IMAGING FOR ODOT INTERSTATE NETWORK AT TRUE 1-MM RESOLUTION
(2014-12)
With the development of 3D laser imaging technology, the latest iteration of PaveVision3D Ultra can obtain true 1mm resolution 3D data at full-lane coverage in all three directions at highway speed up to 60MPH. This project ...
Development of alternative high friction surfaces for Oklahoma / Michael Heitzman, Michael Vrtis.
(Oklahoma City, OK : Oklahoma Department of Transportation, 2016., 2015-12)
Research work described in this report was undertaken to improve understanding of desiccation cracking and shallow slope failures in clayey slopes subjected to seasonal variations in weather. Research involved field and ...
Oklahoma Public and Tribal Transportation Infrastructure Employee Occupational Safety and Health Training and Evaluation – Phase 1 (FHWA-OK-16-09 2300(16-03))
(2016-10)
The objective of this project was to reduce the number and severity of incidents to Oklahoma’s public and tribal sector workforce that has responsibilities for working on the road while gaining a better understanding of ...
PERFORMANCE OF ULTRA-THIN WHITETOPPING (UTW) IN OKLAHOMA
(2010-12)
With the current level of deterioration of pavements in Oklahoma and the United States a satisfactory repair
technique that is economical and can be applied rapidly while resisting a significant volume of traffic is ...
Correlation of Fully-Softened Shear Strength of Clay Soil with Index Properties, Phase I
(2010-9)
Shallow slope failures in clay soils cause many millions of dollars of damage annually on highway
embankments and cut slopes and necessitate difficult and expensive repairs that negatively
impact budgets, traffic flow, and ...
DEVELOPMENT OF FLEXIBLE PAVEMENT DATABASE FOR LOCAL CALIBRATION OF MEPDG (FHWA-OK-11-06(1) 2209)
(2011-6)
The new mechanistic-empirical pavement design guide (MEPDG), based on the National Cooperative Highway Research Program (NCHRP) study 1-37A, replaces the widely used but more empirical 1993 AASHTO Guide for Design of ...
Modeling of 85th Percentile Speed for Rural Highways for Enhanced Traffic Safety (FHWA-OK-11-07 2211)
(2011-7)
Traffic operation on two-lane rural highways and setting posted speed limits are some of the difficult tasks faced by the Oklahoma Department of Transportation (ODOT) and other transportation agencies. The present study ...
BLACK ICE DETECTION AND ROAD CLOSURE CONTROL SYSTEM FOR OKLAHOMA (FHWA-OK-14-01 2239)
(2014-10)
Black ice is a thin coating of glazed ice on roadways or other transportation surfaces. Black ice has identical appearance with black pavement and wet road, and it often forms during calm weather. It is highly transparent ...
Investigation and Demonstration of Turbidity Reduction in Stormwater Runoff for Oklahoma Highway Construction Sites (FHWA-OK-13-13 2237)
(2013-12)
The Environmental protection Agency (USEPA) has issued new requirements on the construction industry to control the discharge of pollutants from the sites. The construction effluent guidelines or ELG’s require construction ...