1981 ... Alberto Garcia-Diaz [and four others] · A summary report of the research done to revise and combine the REHAB and NULOAD computer models into a new approach to forecast pavement rehabilitation costs. · Summary of Research Report 298/312-1(Final) volume 5F · Publ. by: Texas A&M University. Texas Transportation Institute
298/312-1 vol.5 F summary [TTI/CTR] ... PSR 0-298/312-1 vol.5 F(S) ... Summary Report (Texas
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1981 ... Alberto Garcia-Diaz [and four others] · This volume contains the user instructions for program RENU. The program provides a methodology for determining the effects of changes in truck size, weight, and configuration on pavement performance and for relating these effects to pavement maintenance and rehabilitation needs and costs.
298/312-1 vol.4 F(S) [TTI/CTR] ... PSR 0-298/312-1 vol.4 F(S) ... Summary Report (Center for
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1981 ... Alberto Garcia-Diaz [and four others] · This volume contains the user instructions for program RENU. The program provides a methodology for determining the effects of changes in truck size, weight, and configuration on pavement performance and for relating these effects to pavement maintenance and rehabilitation needs and costs.
298/312-1 vol.4 F(S) [TTI/CTR] ... PSR 0-298/312-1 vol.4 F(S) ... Summary Report (Texas Highway
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1982 ... J. Scott Heisey [and three others] · Pavement life is usually defined as the length of service of the pavement system before maintenance or rehabilitation is required. Estimates of remaining life as well as appropriate remedial measures are based on elastic moduli of the various pavement materials. Young's elastic
256-2(S) [CTR] ... 3-8-80-256-2S ... Summary Report (Center for Transportation Research), 256-2
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1982 ... Bary Eagleson [and four others] · Research Report 256-1 is the first report describing work done on project 3-8-80-256, "The Study of New Technologies for Pavement Evaluation." It presents the results of an analytical study undertaken to determine the best model for pavement evaluation using the criteria of cost,
256-1(S) [CTR] ... Summary Report (Center for Transportation Research), 256-1
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1982 ... Mark J. Owens and Lymon C. Reese · A series of field load tests were performed to investigate the effects on the axial capacity of drilled shafts when casings could not be pulled. The tests show that leaving casing in place is detrimental, but grouting proved an effective remedial measure when the casing was placed in an oversized
255-1 F(S) [CTR] ... PSR 0-255-1 F(S); Summary 255-1F (S) ... Summary Report (Center for Transportation
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1982 ... Thomas W. Kennedy [and three others] · Research Report 253-3 is the third in a series of reports describing the findings of Research Project 3-9-79-253, "Moisture Effects of Asphalt Mixtures." This report includes a discussion of the development of the Texas Freeze-Thaw Pedestal Texas for evaluating moisture susceptibility of
253-3(S) [CTR] ... PSR 0-253-3(S) ... Summary Report (Center for Transportation Research), 253-3
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1981 ... Thomas W. Kennedy and Chee-Chong Lin · Research Report 253-2 summarizes the findings and conclusions of an evaluation of the asphaltene settling test. It is the second in a series of reports which describe work performed for Research Project 3-9-79-253, "Moisture Effects on Asphalt Mixtures." · Publ. by: University of
253-2(S) [CTR] ... 0-253-2 Summary ... Summary Report (Center for Transportation Research), 253-2
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1982 ... David W. McKenzie, W. Ronald Hudson and C.E. Lee · Research Report 251-1 is the first report presenting results from Research Project 3-8-79-251, "Deployment of a Digital Road Profilometer." The study has two primary objectives: (1) to provide continuing support to the Texas State Department of Highways and Public Transportation
251-1(S) [CTR] ... 251-1 Summary ... Summary Report (Center for Transportation Research), 251-1
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1982 ... Victor Torres-Verdin and B. Frank McCullough · Research Report 249-4 is the fourth in a series of reports which describe work done on Project 3-8-79-249, "Implementation of Rigid Pavement Overlay and Design System." This report discusses several of the factors that affect Dynaflect deflections in rigid pavements and provides a
249-4(S) [CTR] ... 249-4 Summary ... Summary Report (Center for Transportation Research), 249-4
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1982 ... Gerald Lowe and Lymon C. Reese · Research Report 244-2F concerns the design of drilled-shaft foundations for use with Overhead Sign Bridges. Design procedures for single and double-shaft systems are presented, with attention given to the effects of soil-structure and structure-structure interaction. · "The Research
244-2 F(S) [CTR] ... PSR 0-244-2 F(S); Summary 244-2F(S) ... Summary Report (Center for Transportation
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1982 ... Clyde E. Lee · A means for coordinating the timing of traffic-actuated signal controllers at intersections along an arterial route is needed so that progressive movement can be provided when justified, but so that normal functioning of the local controller will not be affected during those periods of time when progression for arterial
243-1 F(S) [CTR] ... 0-243-1 Summary Report ... Summary Report (Center for Transportation Research),
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1983 ... C. Michael Walton and Chien-pei Yu · The primary purpose of Report 241-6F was to study and discuss the economic impact on the state of Texas made by the movement of oversize-overweight trucks on the state's highways. A 100 percent compliance case was set up in order to provide comparison with actual case data. · Publ.
241-6 F(S) [CTR] ... Report 0-241-6F(S) ... Summary Report (Center for Transportation Research), 0-241
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1983 ... C. Michael Walton, Chien-pei Yu, and Paul Ng · One important element in the assessment of impacts due to change in legal truck weight limits is the prediction of the shifting of future truck weight distribution as affected by the change.A number of methodologies have been developed for this purpose. However, with the availability of
241-5(S) [CTR] ... Summary Report (Center for Transportation Research), 0-241 Report 5
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1982 ... C. Michael Walton [and three others] · Research Report 241-4 is a compilation of material from vehicle size and weight studies undertaken by separate states. It is part of a series of studies conducted by the Center for Transportation Research to assess the areas that are affected by the 1974 and 1976 amendments to the Federal Aid
241-4(S) [CTR] ... 241-4 Summary ... Summary Report (Center for Transportation Research), 0-241-4
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1981 ... C. Michael Walton and Ogilvie Gericke · In Texas, a study is underway to evaluate some of the effects of operating larger and heavier vehicles on the highway system. Initial results, using a study technique modified from NCHRP Report 141, showed estimated pavement costs, bridge costs, truck operating cost savings, and fuel savings
241-2(S) [CTR] ... Summary Report (Center for Transportation Research), 0-241 Report 2
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1981 ... B.F. McCullough, W.R. Hudson and C.S. Noble · In order to explain observations of significantly different performances for many of the rigid pavements in Texas, a quantitative evaluation was required to relate distress mechanisms to distress manifestation and to develop better predictors of performance. In theory, if all variables
177-22 F Summary ... 177-22F-S
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1981 ... Arthur Taute and B. Frank McCullough · A large portion of the Interstate highways of Texas is paved with continuously reinforced concrete pavement (CRCP). Some of these highways were constructed during the early phases of the Interstate program and others at a later date, and, thus, the pavement ages vary considerably and
177-19(S) [CTR] ... 0-177-19S ... Summary Report (Center for Transportation Research)
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1974 ... S. Kashima and J.E. Breen · Report 121 -2 is the second in a series which summarized a detailed investigation of the various problems associated with formulation of design and construction procedures for long span prestressed concrete bridges of precast segmental construction. The initial report in the series summarized
121-2(S) [CTR] ... PSR 0-121-2(S) ... Project Summary Report, 121-2
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1969 ... G.C. Lacey and J.E. Breen · The objective of this report is to examine in detail one means of achieving long spans in bridge structures, namely, segmental precast box girder construction. Segmental precasting involves the manufacture of the bridge structure in a number of short units. During erection these are joined together, end
121-1(S) [CTR] ... PSR 0-121-1(S) ... Project Summary Report, 121-1
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1970 ... William O. Hadley, W. Ronald Hudson and Thomas W. Kennedy · Research Report 98-7 summarizes the results of a study to develop and evaluate equations for estimating modulus of elasticity, Poisson's ratio, and failure strains for materials tested by indirect tension. It is the seventh report in a series which describes work done on
98-7(S) [CTR] ... PSR 98-7(S) ... Project Summary Report, 98-7
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1969 ... William O. Hadley, W. Ronald Hudson and Thomas W. Kennedy · Research Report No. 98-2 discusses some of the factors affecting the properties,of asphalt-treated materials and describes the experimental program and statistical technique used to evaluate the effects of the important factors. It is the second report in a series
98-2 Summary [CTR] ... PSR 98-2S ... Project Summary Report, 98-2
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1972 ... John J. Panak and Hudson Matlock · Research Report 56-25 describes a numerical method of analysis for orthogonal slabs and plates with an integral grid-beam system. The method is particularly suited for application to highway bridge structures composed of slabs with supporting beams and diaphragm systems. Other structures such
56-25 Summary [CTR] ... PSR 0-56-25S ... Project Summary Report, 56-25
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1975 ... C. Michael Walton and Clyde E. Lee · Research Report 20-1F summarizes the findings of Research Project 3-8-73-20 "Speed of Vehicles on Grades," and presents the study procedure leading to the development of new composite speed-distance curves for critical classes of trucks and recreational vehicles on a range of vertical
20-1 F(S) [CTR] ... Summary Report (Center for Transportation Research), 20-1
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