Browsing Research Highlighters and Reports - ODOT Office of Research & Implementation by Author "Oklahoma Department of Transportation. Materials and Research Division. Office of Research & Implementation"
Now showing items 81-100 of 356
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Energy dissipation in eighteen-foot broken-back culverts using laboratory models (FHWA-OK-12-05)
Tyagi, Avdhesh K.; Ali, Abdelfatah; Johnson, Nicholas; Motte, Mariazel Rios; Davis, Taylor (2012-9)This report represents Phase III of broken-back culverts with a drop of 18 feet. The first phase of this research was performed for a drop of 24 feet and the second phase of this research was carried out for a drop of 6 ... -
ENERGY DISSIPATION IN THIRTY-FOOT BROKEN-BACK CULVERTS USING LABORATORY MODELS
Tyahi, Avdhesh; Ali, Abdelfatah; Hamilton, Matthew (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 ... -
ENERGY DISSIPATION IN TWELVE-FOOT BROKEN-BACK CULVERTS USING LABORATORY MODELS (FHWA-OK-13-07)
Tyagi, Avdhesh; Ali, Abdelfatah; Hamilton, Matthew; Johnson, Nicholas (2013-9)This report represents Phase IV of broken-back culverts with a drop of 12 feet. The first phase of this research was performed with a drop of 24 feet, the second phase of this research was carried with for a drop of 6 feet, ... -
Energy Harvesting on Highway Bridges (FHWA-OK-11-01 2224)
Baldwin, David J.; Roswurm, Samuel; Nolan, Justin; Holliday, Lisa (2011-1)A concept for harvesting energy from the traffic-induced loadings on a highway bridge using piezoelectric materials to generate electricity was explored through the prototype stage. A total of sixteen lead-zirconate titanate ... -
Engineering Properties of Stabilized Subgrade Soils for Implementation of the AASHTO 2002 Pavement Design Guide (FHWA-OK-08-10 2185)
Solanki, Pranshoo; Khoury, Naji N.; Zaman, Musharraf M. (2009-6)A comprehensive laboratory study was undertaken to determine engineering properties of cementitiously stabilized common subgrade soils in Oklahoma for the design of roadway pavements in accordance with the AASHTO 2002 ... -
Epoxy coated reinforcing steel in bridge decks (FHWA-OK-81-3) 717
Pourkhosrow, Ghasem (1981-11)The objective of this project is to study the application ot fusionbonded epoxy coatings ot rebars in bridge decks. A thin fiim of epoxy resin is fusion bonded to the reinforcing steel as a prevention against corrosion. A ... -
Establishment of underdrain maintenance procedures (FHWA-OK-95-04)
Sawyer, Steven (1995-5)Project #2183 analyzed the condition of underdrains and developed a method of classifying, maintaining, and, when necessary, replacing underdrain outlets. The project encompassed every region of Oklahoma and many different ... -
Establishment of underdrain maintenance procedures (FHWA-OK-95-04) 2183
Sawyer, Steven (1995-5)Project #2183 analized the condition of underdrains and developed a method of classifying, maintaining, and, en necessary, replacing underdrain outlets. The project encompassed every region of Oklahoma and many different ... -
Evaluating Percent Within Limits (PWL) Specifications Volume 1: HMA Specifications (FHWA-OK 06(05)v1 2172)
Cross, Stephen A.; Frantzen, Jeffrey A. (2006-5)The Oklahoma Department of Transportation (ODOT) has let four paving jobs for construction where percent within limits (PWL) specifications were employed. The PWL specifications are intended to be used as part of the Quality ... -
Evaluating Percent Within Limits (PWL) Specifications Volume 2: Portland Cement Concrete Pavements (FHWA-OK 06(05)v2 2172)
Russell, Bruce W.; Frantzen, Jeffrey A. (2008-2)The Oklahoma Department of Transportation (ODOT) let four paving projects where Òpercent within limitsÓ (PWL) specifications were employed. The PWL Specifications are intended to be used as part of the Quality Assessment ... -
Evaluation and Field Verification of Strength and Structural Improvement of Chemically Stabilized Subgrade Soil (FHWA-OK-07-09 2195)
Snethen, Donald R.; Miller, Gerald A.; Cerato, Amy B. (2007-7)Often subgrade soils exhibit properties, particularly strength and/or volume change properties that limit their performance as a support element for pavements. Typical problems include shrink-swell, settlement, collapse, ... -
EVALUATION AND FIELD VERIFICATION OF STRENGTH AND STRUCTURAL IMPROVEMENT OF CHEMICALLY STABILIZED SUBGRADE SOIL (FHWA-OK-08-01 2195)
Snethen, Donald R.; Miller, Gerald; Cerato, Amy (20018-7)Often subgrade soils exhibit properties, particularly strength and/or volume change properties that limit their performance as a support element for pavements. Typical problems include shrink-swell, settlement, collapse, ... -
EVALUATION OF A FIXED ANTI-ICING TRACKING SYSTEM FOR SNOW REMOVAL AND ICE CONTROL (FHWA-OK 03(04) 2120)
Hurst, Bryan K.; Williams, Gary (2003-4)The Fixed Anti-icing Tracking System is a stand alone, anti-icing liquid chemical spray system normally mounted on preselected highway bridges. These systems are designed to help prevent a strong bond of snow and/or ice ... -
Evaluation of a Pyrament bridge deck overlay (FHWA-OK-96-12)
Gordon, Kimberly L. (1996-12)The Oklahoma Department of Transportation (ODOT) has been using high density Portland cement (HDPC) overlays for more than twenty years to minimize spalls and delaminations in concrete. Since HDPC overlays were introduced, ... -
Evaluation of an experimental protective coating for bridge steel (88-03)
Streb, David C. (1989-10)This report describes the application of an experimental metal sealer to bridge beams which are coated with lead-based paint. Regulations developed by the Environmental Protection Agency (EPA) , prohibit the introduction ... -
Evaluation of asphalt binders construction report (FHWA-OK-96-__) 2197
Williams, Gary (1996-5)In August, 1995, The Oklahoma Department of Transportation- (ODOT) completed construction on ODOT Project Number NH-186(190). Briefly, this project consisted of milling and resurfacing a 10.9 km (6.8 mi) long section of ... -
Evaluation of bituminous mixes in pavement structures - final report
Manke, Phillip G. (1977-6)A summary of the research methodology, results, conclusions and recommendations of a five-year study of bituminous mixtures used in Oklahoma flexible highway pavements is presented in this terminal report. The research ... -
Evaluation of bituminous mixes in pavement structures interim report I - Analysis of mixes containing siliceous aggregates
Manke, Phillip G.; Ford, Miller C. Jr. (Jun-73)Sufficient heat can be transported from the surrounding ground to a bridge deck by heat pipes to both reduce the number of freeze-thaw cycles and to reduce the time during which the surface is below freezing. In a computer ... -
Evaluation of bituminous mixes in pavement structures interim report II - Characteristics of rutting on high quality bituminous highway pavements
Manke, Phillip G.; Osteng-Seifah, Samuel (Dec-72)Rutting on high quality flexible pavement due to traffic action and is a functional as well as a structural type of failure. That is, it interferes with the quality of ride expected from such a surface and can be determintal ... -
Evaluation of bituminous mixes in pavement structures interim report III - A preliminary study of the use of the stiffness concept in minimizing
Eldin, Nour Magdy S.; Manke, Phillip G. (Mar-76)Transverse cracking in flexible highway pavements is considered to be a serious and extensive problem by the asphalt paving technologist. There is a wide adreement that these cracks are caused primarily by the thermal ...