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A Spatial Allocation Approach for Post-Earthquake Urban Roadway Networks
1.
[2016] ... by Xingju Wang [and 4 others] · Violent earthquakes have occurred in the past decade. The restoration of post-earthquake roadway networks has attracted the attention of engineers and researchers. The primary challenge for solving this problem is to determine how the resources should be allocated in terms of the
Poster 2016 CTR Symp: Wang
Full-text Link:
http://library.ctr.utexas.edu/symposium/poster-session/2016/2016symp-spatialapproach-earthquake.pdf
1.5 MB
______________________________________________________________________________________________________
Truck Weight Limit Enforcement Technology Applicable to NAFTA Traffic Along the Texas-Mexico Border
2.
1999 ... Kristin Marie Belfield, Nabil Souny-Slitine, and Clyde Lee · Effective truck weight enforcement has become a critical issue as a result of the continual increase in the number of trucks on U.S. and Texas roads, as well as the impending truck-traffic-related provisions of NAFTA. These provisions will enable less restricted trade
1999-167209-1 [CTR] ... SWUTC-99-167209-1
Full-text Link:
http://swutc.tamu.edu/publications/technicalreports/167209-1.pdf
______________________________________________________________________________________________________
Truck Monitoring and Warning Systems for Freeway-To-Freeway Connections
3.
1999 ... Clyde E. Lee, Darrell W. Borchardt, and Qiyue Fei · This project focuses on the development and evaluation of a Truck Monitoring and Warning (TM&W) system for detecting high, long, fast trucks at freeway-to-freeway connections and activating displays to warn the truck drivers of potential hazards as their vehicles approach
2915 Summary [CTR] ... TX/00-2915-S ... Project Summary Report
Full-text Link:
http://ctr.utexas.edu/wp-content/uploads/pubs/2915_S.pdf
______________________________________________________________________________________________________
Truck Monitoring and Warning Systems for Freeway-to-Freeway Connections
4.
1999 ... Clyde E. Lee, Darrell W. Borchardt and Qiyue Fei · This research focuses on the development and evaluation of a truck monitoring and warning (TM&W) system for detecting high, long, fast trucks at freeway-to-freeway connections and activating displays to warn the truck drivers of potential hazards as their vehicles approach
2915-1 [CTR] ... TX-00/7-2915-1
Full-text Link:
http://ctr.utexas.edu/wp-content/uploads/pubs/2915_1.pdf
______________________________________________________________________________________________________
Interactive Graphics Intersection Design System (IGIDS)
5.
1998 ... by Thomas W. Rioux [and three others] · The Interactive Graphics Intersection Design System (IGIDS), a software package that operates on personal computers and workstations, has been developed to assist engineers in the analysis and design of isolated, at-grade intersections. This report serves as the project's final summary
1291 Summary [CTR] ... FHWA/TX-98/1291-S ... Project Summary Report, 0-1291
Full-text Link:
http://library.ctr.utexas.edu/digitized/texasarchive/phase2/1291-s.pdf
0.98 MB
______________________________________________________________________________________________________
Interactive Graphics Intersection Design System (IGIDS) : Research Report
6.
1998 ... by Thomas W. Rioux [and three others] · The Interactive Graphics Intersection Design System (IGIDS), a software package that operates on personal computers and workstations, has been developed to assist engineers in the analysis and design of isolated, at-grade intersections. In addition to documenting the development of this
1291-2 [CTR] ... FHWA/TX-98/ 1291-2
Full-text Link:
http://library.ctr.utexas.edu/digitized/texasarchive/phase1/1291-2.pdf
______________________________________________________________________________________________________
Interactive Graphics Intersection Design System (IGIDS) Training Manual
7.
1998 ... by Thomas W. Rioux, Robert F. Inman, Randy B. Machemehl and Clyde E. Lee · The Interactive Graphics Intersection Design System (IGIDS), a software package that operates on personal computers and workstations, has been developed to assist engineers in the analysis and design of isolated, at-grade intersections. This report
1291-1 [CTR] ... FHWA/TX-98/ 1291-1
Full-text Link:
http://library.ctr.utexas.edu/digitized/texasarchive/phase1/1291-1.pdf
1.7 MB
______________________________________________________________________________________________________
Final Research Findings on Traffic-Load Forecasting Using Weigh-in-Motion Data
8.
1998 ... by Clyde E. Lee, Nabil Souny-Slitine · The overall objective of Project 7-987 was to develop a long-range pavement rehabilitation plan for a segment of US 59, a four-lane divided principal arterial highway in TxDOT's Lufkin District. To identify feasible pavement structures, test sections that would utilize most efficiently the existing
987-7 [CTR] ... TX-98/987-7
Full-text Link:
http://ctr.utexas.edu/wp-content/uploads/pubs/987_7.pdf
189 KB
______________________________________________________________________________________________________
Pavement Management and Monitoring of Traffic and Pavements
9.
1998 ... [various authors] · · CONTENTS: Analysis of Pavement Management Activities Programming by Genetic Algorithms / T. F. Fwa, W. T. Chan and K. Z. Hoque -- Effect of Noisy Data on Pavement Performance Prediction by Artificial Neural Networks / A. Raja Shekharan -- Pavement Deterioration, Rate of Dynamic Force, and
TRR 1643 ... TRR 1643 ... Transportation Research Record (TRR), 1643
Full-text Link:
Ask librarian for assistance.
______________________________________________________________________________________________________
Fuel Savings from Free U-Turn Lanes at Diamond Interchanges
10.
1997 ... Lideana Laboy-Rodriguez, Clyde E. Lee and Randy B. Machemehl · The vehicle emission simulation feature of the TEXAS (Traffic Experimental Analytical Simulation) Model for Intersection Traffic in its Version 3.2 was used to demonstrate the potential fuel savings that can be realized from the provision of free u-turn lanes at
1997-467301-1 [CTR] ... SWUTC/97/467301-1
Full-text Link:
http://swutc.tamu.edu/publications/technicalreports/467301-1.pdf
2.3 MB
______________________________________________________________________________________________________
Traffic-Load Forecasting Using Weigh-In Motion Data
11.
1997 ... by Tongbin Qu, Clyde E. Lee, and Liren Huang · Vehicular traffic loading is a crucial consideration for the design and maintenance of pavements. With the help of weigh-in-motion (WIM) systems, the information about date, time, speed, lane of travel, lateral lane position, axle spacing, and wheel load for each vehicle passing a WIM
987-6 [CTR] ... TX-99/987-6
Full-text Link:
http://ctr.utexas.edu/wp-content/uploads/pubs/987_6.pdf
725 KB
______________________________________________________________________________________________________
Transportation Issues and the US-Mexico Free Trade Agreement
12.
1997 ... by Robert Harrison [and three others] · Eight reports were produced during the four-year duration of Project 0-1319. These reports are summarized below into three areas comprising policy issues, weigh-in-motion studies, and trade transportation forecasting research. | Policy Research: The first study examined the
1319-6 F [CTR] ... FHWA/TX-97/1319-6F
Full-text Link:
http://library.ctr.utexas.edu/digitized/texasarchive/phase2/1319-6f.pdf
831 KB
______________________________________________________________________________________________________
Truck Traffic Characteristics at the Laredo and El Paso, Texas-Mexico Border
13.
1997 ... Derrick Matthew King and Clyde E. Lee · A large percentage of truck traffic that crosses the Texas-Mexico border passes through the ports of entry at Laredo and El Paso. To obtain statistical data about the number of types of border-crossing trucks at these ports, and specifically their axle loads, a weigh-in-motion (WIM) system
1319-5 [CTR] ... FHWA/TX-97/1319-5
Full-text Link:
http://library.ctr.utexas.edu/digitized/texasarchive/phase2/1319-5.pdf
1.31 MB
______________________________________________________________________________________________________
Collection and Analysis of Augmented Weigh-In-Motion Data
14.
1996 ... Clyde E. Lee and Joseph E. Garner · Traffic loading data are essential for the planning and design of adequate and cost-effective highway pavements. Data from an augmented weigh-in-motion (WIM) system have been collected and analyzed. The augmented WIM systems, which comprise bending-plate weighpads, infrared
987-8 [CTR] ... TX-99/987-8
Full-text Link:
http://ctr.utexas.edu/wp-content/uploads/pubs/987_8.pdf
284 KB
______________________________________________________________________________________________________
Heavy Vehicle Characteristics at the Laredo and El Paso Ports of Entry
15.
1996 ... by Luis Alberto Sanchez-Ruiz and Clyde E. Lee · Truck traffic moving through Laredo and El Paso, Texas, includes a large portion of the total number of heavy vehicles entering Texas from Mexico. These trucks have considerable impact on the transportation infrastructure in Texas and other states, and the additional traffic that will
1319-3 [CTR] ... FHWA/TX-97/1319-3
Full-text Link:
http://library.ctr.utexas.edu/digitized/texasarchive/phase1/1319-3.pdf
1.7 MB
______________________________________________________________________________________________________
Preliminary Research Findings on Traffic-Load Forecasting Using Weigh-in-Motion Data
16.
1996 ... by Clyde E. Lee, Jeffrey W. Pangburn · In order to forecast highway pavement performance and to design adequate pavement structures, detailed traffic loading information is essential. Traffic data collected by two unique weigh-in-motion (WIM) systems located in the southbound lanes of US 59 in east Texas have been analyzed
987-5 [CTR] ... TX-96/987-5; 7-987-5
Full-text Link:
http://library.ctr.utexas.edu/digitized/texasarchive/phase2/987-5.pdf
1.88 MB
______________________________________________________________________________________________________
Pavement-Vehicle Interaction and Traffic Monitoring
17.
1995 ... [various authors] · This volume contains 10 papers, most of which were presented at the 1995 TRB Annual Meeting during two sessions sponsored by the Committee on Surface Properties-Vehicle Interaction and the Committee on Highway Traffic Monitoring. · CONTENTS: Includes: "Augmented Weigh-in-Motion System for Traffic
TRR 1501 ... TRR 1501 ... Transportation Research Record (TRR), 1501
Full-text Link:
Ask librarian for assistance.
______________________________________________________________________________________________________
Montana Avenue Feasibility Study
18.
1995 ... Randy B. Machemehl [and four others] · The Montana Corridor from near the El Paso central business district east to Loop 375 is a major urban area transportation system element. Growth along the middle to eastern corridor end will likely create increased future demands. Improvements to transportation system elements within
1942-1 F [CTR] ... TX-95+1942-1F
Full-text Link:
http://library.ctr.utexas.edu/digitized/texasarchive/phase2/1942-1f.pdf
3.18 MB
______________________________________________________________________________________________________
Measurement and Analysis of Traffic Loads across the Texas-Mexico Border
19.
1995 ... Joseph Paul Leidy, Clyde E. Lee and Robert Harrison · Axle load and gross-vehicle weight characteristics of Mexican-origin commercial trucks processed through the U.S. Customs yard in the City of Laredo, Texas, are described in this report. Investigation of these characteristics particular to Mexican-origin trucks is directed by a
1319-1 [CTR] ... FHWA/TX-95+1319-1
Full-text Link:
http://library.ctr.utexas.edu/digitized/texasarchive/phase2/1319-1.pdf
2.91 MB
______________________________________________________________________________________________________
Interactive Graphics Intersection Design User's Manual
20.
1994 ... Thomas W. Rioux, Robert F. Inman, Randy B. Machemehl and Clyde E. Lee · The Interactive Graphics Intersection Design System (IGIDS) has been developed at the Center for Transportation Research at The University of Texas at Austin in cooperation with the Texas Department of Transportation and the Federal Highway
1308-1 [CTR] ... FHWA/TX-95+1308-1F
Full-text Link:
http://library.ctr.utexas.edu/digitized/texasarchive/phase2/1308-1f.pdf
3.50 MB
______________________________________________________________________________________________________
TEXAS Model for Intersection Traffic Version 3.0 Documentation (Updated for Version 3.20)
21.
1993 ... Clyde E. Lee, Randy B. Machemehl, Thomas W. Rioux and Robert F. Inman · The TEXAS Model for Intersection Traffic is a powerful computer simulation tool which allows the user to evaluate in detail the complex interaction among individually-characterized driver-vehicle units as they operate in a defined intersection
Lee 1993
Full-text Link:
http://ctr.utexas.edu/wp-content/uploads/pubs/TXModelV3_2_1993.pdf
14.9 MB
______________________________________________________________________________________________________
TEXAS Model for Intersection Traffic : Additional Features
22.
1993 ... Thomas W. Rioux, Robert F. Inman and Randy B. Machemehl, Clyde E. Lee · The TEXAS Model for Intersection Traffic has been revised and released as Version 3.2. The new Version 3.2 provides nine new features, including: separate diamond interchange u-turn lanes, exact percentages of generated driver-vehicle units, sight-
1258-1 [CTR] ... FHWA/TX-93+1258-1F
Full-text Link:
http://library.ctr.utexas.edu/digitized/texasarchive/phase1/1258-1f.pdf
1.1 MB
______________________________________________________________________________________________________
Effects of Work Zone Detours on Rural Highway Traffic Operations
23.
1993 ... by Clyde E. Lee, Safry Kamal Ahmad · In this study an evaluation of the effects of traffic operations at two workzone sites along a 4-1ane divided rural highway was carried out using infrared reflex beam sensors and retro-reflectors mounted just off the pavement shoulders. Traffic studies about vehicle volume and the
987-2 [CTR] ... TX-95+987-2; Report 7-987-2
Full-text Link:
http://library.ctr.utexas.edu/digitized/texasarchive/phase1/987-2-TxDOT.pdf
5.83 MB
______________________________________________________________________________________________________
Design Guidelines and Other Considerations for Strategic Arterial Streets
24.
1991 ... Theunis J. Kruger [and three others] · The overall objective of Study 1107 is to discover an alternative means of increasing the supply of high-quality traffic service in urban areas. Urban freeways have, for a variety of reasons, become overloaded and difficult to augment. A plausible alternative is to improve the quality and scope of
1107-4 [CTR] ... 0-1107-4
Full-text Link:
http://library.ctr.utexas.edu/digitized/texasarchive/phase1/1107-4-TxDOT.pdf
5.81 MB
______________________________________________________________________________________________________
TEXAS Model Version 3.0 Documentation
25.
1991 ... Clyde E. Lee [and three others] · The TEXAS Model for Intersection Traffic is a powerful computer simulation tool which allows the user to evaluate in detail the complex interaction among individually-characterized driver-vehicle units as they operate in a defined intersection environment under a specified type of traffic control. ·
Lee 1991
Full-text Link:
http://ctr.utexas.edu/wp-content/uploads/pubs/TXModelV3_0_1991.pdf
14.4 MB
______________________________________________________________________________________________________
Infrared Sensors for Counting, Classifying, and Weighing Vehicles
26.
1990 ... Joseph E. Garner, Clyde E. Lee, and Liren Huang · In this study, five field tests were conducted to determine the feasibility of using commercially-available infrared light-beam sensors for counting, classifying, and perhaps weighing vehicles. It was demonstrated that a single, reflex-type infrared sensor mounted just off the
1162-1 F [CTR] ... 0-1162-1F
Full-text Link:
http://library.ctr.utexas.edu/digitized/texasarchive/phase1/1162-1f-ctr.pdf
2.9 MB
______________________________________________________________________________________________________
Criteria for the Selection of a Left-Turn Median Design
27.
1990 ... Sanjay Modur, Randy B. Machemehl, Clyde E. Lee · At least six different median design combinations can be utilized to serve the traffic demands of suburban streets and highways. These range from raised to flush medians with or without left-turn bays, continuous left-turn lanes, or no left-turn geometric treatment. Virtually all of
1138-1 F [CTR] ... 0-1138-1F
Full-text Link:
http://library.ctr.utexas.edu/digitized/texasarchive/phase1/1138-1f-TxDOT.pdf
2.22 MB
______________________________________________________________________________________________________
Auxiliary Turning Lanes at Urban Intersections
28.
1990 ... Christopher T. Marcus, Randy B. Machemehl and Clyde E. Lee · The capacity of an intersection is affected significantly by the relative proportion of straight-through and turning vehicles in each approaching lane. In many situations -- particularly at signalized intersections -- traffic through put on an approach can be increased
1111-1 F [CTR] ... FHWA/TX-91+1111-1F
Full-text Link:
http://library.ctr.utexas.edu/digitized/texasarchive/phase1/1111-1f-TxDOT.pdf
3.59 MB
______________________________________________________________________________________________________
TEXAS Model Version 3.0 (Diamond Interchanges)
29.
1989 ... by Clyde E. Lee, Randy B. Machemehl, Wiley M. Sanders · The Texas Model for Intersection Traffic has been revised and released as Version 3.0. The new Version 3.0 provides the capability of performing detailed computer simulation of diamond interchanges as well as single intersections. Traffic control choices for actuated
443-1 F [CTR] ... FHWA/TX-90+443-1F; CTR 3-18-84-443-1F; Report 0-443-1F
Full-text Link:
http://library.ctr.utexas.edu/digitized/texasarchive/phase2/443-1f.pdf
5.3 MB
______________________________________________________________________________________________________
Utilization of Consultants by the State Department of Highways and Public Transportation
30.
1987 ... William V. Ward, Clyde E. Lee, and Christopher M. Bradley · Traditionally, the State Department of Highways and Public Transportation (SDHPT) has, with few exceptions since it was established in 1917, always employed a sufficient number of qualified in-house personnel to provide the planning and engineering services
1101-1 F [CTR] ... Report 0-1101-1F
Full-text Link:
http://library.ctr.utexas.edu/digitized/texasarchive/phase2/1101-1f.pdf
2.86 MB
______________________________________________________________________________________________________
TEXAS Model for Intersection Traffic. Installation Instructions and Primer
31.
[1987] ... [Clyde Lee] · "This pamphlet has been prepared as a supplement to the user's guide and provides important instructions for installation and use of the TEXAS Model for Intersection Traffic. This document is composed of four sections which address (1) installation of the system on micro-computers equipped with fixed
1133-1 [CTR] ... 0-1133-1F vol.1; 0-361-1 suppl.
Full-text Link:
http://library.ctr.utexas.edu/digitized/texasarchive/phase3/1133-1-ctr.pdf
435 KB
______________________________________________________________________________________________________
The Design of an Automated Traffic Counting System with Turning Movement Flow Analysis
32.
1986 ... by Ann M. Mechler, Randy B. Machemehl, Clyde e. Lee · The feasibility of developing an automated system for making vehicular traffic counts for at-grade intersections was investigated. Various conceptual approaches were explored; however, all calculation methods which attempted to deduce traffic-turning volumes
309-1 F [CTR] ... FHWA/TX-87/50+309-1F; CTR 3-18-81-309-1F
Full-text Link:
http://library.ctr.utexas.edu/digitized/texasarchive/phase2/309-1F-CTR.pdf
3.0 MB
______________________________________________________________________________________________________
Realistic Pavement Serviceability Equations Using the 690D Surface Dynamics Profilers
33.
1985 ... by Sukumar K. Nair, W. Ronald Hudson, Clyde E. Lee · The importance of pavement roughness as the major input to the serviceability of pavements has been previously demonstrated. This research study is related to the Serviceability-Performance (S-P) concept that was developed at the AASHO Road Test by Carey and Irick. The
354-1 F [CTR] ... FHWA/TX-86/09+354-1F; CTR 3-8-83-354-1F; Report 0-354-1F
Full-text Link:
http://library.ctr.utexas.edu/digitized/texasarchive/phase2/354-1F-CTR.pdf
4.5 MB
______________________________________________________________________________________________________
Performance of the Analog and the Digital Profilometer with Wheels and with Non-Contact Transducers
34.
1985 ... by German J. Claros, W. Ronald Hudson, Clyde E. Lee · This report describes a correlation study between an analog GM profilometer (the old profilometer) and a digital GM profilometer model 690D (the new profilometer). This correlation is very important because it provides the information necessary to make a smooth
251-3 F [CTR] ... FHWA/TX-86/19+251-3F; CTR 3-8-79-251-3F
Full-text Link:
http://library.ctr.utexas.edu/digitized/texasarchive/phase1/251-3F-CTR.pdf
4.6 MB
______________________________________________________________________________________________________
User-Friendly TEXAS Model : Guide to Data Entry
35.
1985 ... Clyde E. Lee [and four others] · Two interactive data-entry programs have been incorporated into the TEXAS Model for Intersection Traffic to produce the User-Friendly TEXAS Model. Now, a user, working through an alphanumeric terminal connected in an interactive time-sharing mode to a mainframe computer or through the
361-1 F [CTR] ... FHWA/TX-86/54+361-1F; CTR 3-18-84-361-1F; Report 0-361-1F
Full-text Link:
http://library.ctr.utexas.edu/digitized/texasarchive/phase2/361-1F.pdf
8 MB
______________________________________________________________________________________________________
Demonstration of Weigh-in-Motion Systems for Data Collection and Enforcement
36.
1985 ... Clyde E. Lee, Bahman Izadmehr, and Randy B. Machemehl · In a series of data-taking sessions, over 800 trucks selected from the traffic stream on IH-10 near Sequin, Texas, were weighed in motion by a WIM system at three different speeds and then statically by three different axle-load scales and by three different sets of wheel-
557-1 [CTR] ... FHWA/TX-86/ 77+557-1F; Report 9-557-1F
Full-text Link:
http://library.ctr.utexas.edu/digitized/texasarchive/phase1/557-1F-CTR.pdf
14.4 MB
______________________________________________________________________________________________________
Traffic Capacity and Characteristics
37.
1984 ... [various authors] · · CONTENTS: Simulation of Traffic Performance, Vehicle Emissions, and Fuel Consumption at Intersections: the Texas-II Model -- Lee, Clyde E.; Lee, Fong-Ping -- Level of Service Concepts: Development, Philosophies, and Implications -- Roess, Roger P. -- Passenger Car Equivalents for Uninterrupted
TRR 971 ... TRR 971 ... Transportation Research Record (TRR), 971
Full-text Link:
Ask librarian for assistance.
______________________________________________________________________________________________________
Guidelines for Use of Left-Turn Lanes and Signal Phases
38.
1984 ... Han-Jei Lin [and three others] · At signalized intersections, the common treatment for improving left-turn performance is to increase left-turn capacity by installing a left-turn bay or a separate left-turn phase. However, in a given traffic condition and geometric configuration, there have been no universal guidelines for ascertaining the
258-1 [CTR] ... FHWA/TX-84/07+258-1; CTR 3-18-80-258-1
Full-text Link:
http://library.ctr.utexas.edu/digitized/texasarchive/phase2/258-1-CTR.pdf
4.2 MB
______________________________________________________________________________________________________
Simulation of Vehicle Emissions at Intersections
39.
1983 ... Fong-Ping Lee [and three others] · High concentrations of vehicular emissions at road intersections are a health-related issue of concern, and the associated fuel consumption is a matter of continuing economic interest. For this study, a computer simulation model called TEXAS-II was developed at the Center for Transportation Research
250-1 [CTR] ... FHWA/TX-84/17+250-1; CTR 2/3-8-79-250-1
Full-text Link:
http://library.ctr.utexas.edu/digitized/texasarchive/phase1/250-1-CTR.pdf
14.1 MB
______________________________________________________________________________________________________
Adding Signals to Coordinated Traffic Signal Systems
40.
1983 ... by Randy B. Machemehl and Clyde E. Lee · The purpose of this research was to investigate the effect of adding or removing traffic signals within a coordinated, signal-controlled street network. The report includes a discussion of coordinated signal systems; arterial street network configurations; optimization of signal settings for
260-1 F [CTR] ... FHWA/TX-84/23+260-1F; 3-18-80-260-1F
Full-text Link:
http://library.ctr.utexas.edu/digitized/texasarchive/phase2/260-1F-DHT.pdf
2.9 MB
______________________________________________________________________________________________________
Detector Configuration and Location at Signalized Intersections
41.
1983 ... C.S. Wu, Randy B. Machemehl and Clyde E. Lee · The number and location of detectors on intersection approaches with actuated signal controllers and high traffic approach speeds has been studied by a variety of researchers. The relationship of detector activity to amber signal internals and the presence of dilemma zones has
259-1 F [CTR] ... FHWA/TX-82/48+259-1F
Full-text Link:
http://library.ctr.utexas.edu/digitized/texasarchive/phase2/259-1F-CTR.pdf
6.0 MB
______________________________________________________________________________________________________
Lateral Placement of Trucks in Highway Lanes
42.
1983 ... by Clyde E. Lee, P.R. Shankar, Bahman Izadmehr · Two objectives are addressed in this study: (1) to develop a practical technique for estimating the patterns of cumulative traffic loading in each lane of multilane highways, and (2) to define representative frequency distributions of truck wheel placement within highway traffic
310-1 F [CTR] ... FHWA/TX-84/33+310-1F; CTR 3-8-81-310-1F
Full-text Link:
http://library.ctr.utexas.edu/digitized/texasarchive/phase2/310-1F-CTR.pdf
4.5 MB
______________________________________________________________________________________________________
Evaluation of the Dynamic Arterial-Responsive Traffic System (DARTS). Summary Report
43.
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 Summary [CTR] ... 0-243-1F(S) Report ... Summary Report (Center for Transportation Research),
Full-text Link:
http://library.ctr.utexas.edu/digitized/texasarchive/phase2/243-1F-summary-CTR.pdf
213 KB
______________________________________________________________________________________________________
Evaluation of the Dynamic Arterial-Responsive Traffic System (DARTS)
44.
1982 ... by Clyde E. Lee · DARTS is an auxiliary solid-state electronic timing and switching device which can be connected directly to any modern (NEMA Standards) full-actuated traffic signal controller for the purpose of coordinating the timing of pairs of such controllers at adjacent intersections in such a way that progressive
243-1 [CTR] ... FHWA/TX-82/25+243-1F; CTR 3-18-78-243-1F
Full-text Link:
http://library.ctr.utexas.edu/digitized/texasarchive/phase2/243-1F-CTR.pdf
1.9 MB
______________________________________________________________________________________________________
Use of Road Profile Statistics for Maysmeter Calibration : Summary of Research Report 251-1
45.
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
251-1 Summary [CTR] ... 0-251-1 (S) ... Summary Report (Center for Transportation Research), 251-1
Full-text Link:
http://library.ctr.utexas.edu/digitized/texasarchive/phase2/251-1-summary-CTR.pdf
345 KB
______________________________________________________________________________________________________
The Use of Road Profile Statistics for Maysmeter Calibration
46.
1982 ... by David W. McKenzie, W. Ronald Hudson, C.E. Lee · The use of profile statistics from designated road sections has proved to be an effective method of Maysmeter calibration. For best results, the statistic used must be tailored so that it quantifies what Maysmeters, as a class, actually measure regardless of the intended use of the
251-1 [CTR] ... FHWA/TX-82/26+251-1; CTR 3-8-79-251-1
Full-text Link:
http://library.ctr.utexas.edu/digitized/texasarchive/phase2/251-1-CTR.pdf
3.2 MB
______________________________________________________________________________________________________
Texas Traffic Data Acquisition Program
47.
1980 ... by Han-Jei Lin, Clyde E. Lee, Randy B. Machemehl · An overall analysis of traffic data acquisition and distribution processes and techniques as performed by the Transportation Planning Division (D-10) of the State Department of Highways and Public Transportation is presented in this report. An assessment of needs for traffic
245-1 F [CTR] ... 0-245-1F; CTR 3-10-78-245-1F
Full-text Link:
http://library.ctr.utexas.edu/digitized/texasarchive/phase1/245-1F-CTR.pdf
2.36 MB
______________________________________________________________________________________________________
Annual Report September 1, 1978 - August 31, 1979 : Improving Highway Transportation through Research and Education
48.
1979 ... The Center for Highway Research; Clyde E. Lee, director · The Center for Highway Research, an administrative unit of the College of Engineering, begun in 1963, coordinates and administers a comprehensive research program aimed at improving highway transportation through education and research. Its major functions
CFHR Annual 1978/79 [CTR]
Full-text Link:
No online resource supplied by publisher
______________________________________________________________________________________________________
Roughness at the Pavement-Bridge Interface
49.
1979 ... Yi-Chin Hu [and three others] · Road surface roughness in the proximity of the pavementbridge interface may lower riding quality and induce excessive dynamic wheel loads on highway structures. Twenty-one bridge sites in four Texas State Department of Highways and Public Transportation Districts, Lubbock, Houston,
213-1 F [CTR] ... 0-213-1F
Full-text Link:
http://library.ctr.utexas.edu/digitized/texasarchive/phase2/213-1F-CHR.pdf
5.8 MB
______________________________________________________________________________________________________
Application of the TEXAS Model for Analysis of Intersection Capacity and Evaluation of Traffic Control Warrants
50.
1978 ... by Clyde E. Lee, Vivek Savur and Glenn E. Grayson · The TEXAS Model for Intersection Traffic is a microscopic simulation package describing the behavior of individual driver-vehicle units at isolated intersections. This report deals with two applications of this model, namely determining the capacity of an intersection and
184-4 F [CTR] ... 0-184-4F; CFHR 3-18-72-184-4F
Full-text Link:
http://library.ctr.utexas.edu/digitized/texasarchive/phase1/184-4F-CHR.pdf
2.5 MB
______________________________________________________________________________________________________
Annual Report September 1, 1976 - August 31, 1977 : Improving Highway Transportation through Research and Education
51.
1977 ... The Center for Highway Research; Clyde E. Lee, director · The Center for Highway Research, an administrative unit of the College of Engineering, begun in 1963, coordinates and administers a comprehensive research program aimed at improving highway transportation through education and research. Its major functions
CFHR Annual 1976/77 [CTR]
Full-text Link:
No online resource supplied by publisher
______________________________________________________________________________________________________
The TEXAS Model for Intersection Traffic. User's Guide
52.
1977 ... by Clyde E. Lee [and five others] · The Center for Highway Research at the University of Texas at Austin in cooperation with the State Department of Highways and Public Transportation and the Federal Highway Administration has developed a new microscopic traffic simulation package called the TEXAS Model for Intersection
184-3 [CTR] ... 0-184-3; CFHR 3-18-72-184-3
Full-text Link:
http://library.ctr.utexas.edu/digitized/texasarchive/phase1/184-3-CHR.pdf
2.2 MB
______________________________________________________________________________________________________
The TEXAS Model for Intersection Traffic : Programmer's Guide
53.
1977 ... Clyde E. Lee [and three others] · The TEXAS Model of Intersection Traffic is a new microscopic traffic simulation package which can be used as a tool in evaluating the operational effects of various traffic demands, types of traffic control, and/or geometric configurations at isolated intersections. | This report is a complement to
184-2 [CTR] ... CFHR 3-18-72-184-2; 0-184-2
Full-text Link:
http://library.ctr.utexas.edu/digitized/texasarchive/phase1/184-2-CHR.pdf
15.1 MB
______________________________________________________________________________________________________
The TEXAS Model for Intersection Traffic : Development
54.
1977 ... Clyde E. Lee, Thomas W. Rioux and Charlie R. Copeland · A new microscopic traffic simulation package, called the TEXAS model, which can be used as a tool by transportation engineers to evaluate traffic performance at isolated intersections operating under various types of intersection control has been developed. The package
184-1 [CTR] ... CFHR 3-18-72-184-1; 0-184-1
Full-text Link:
http://library.ctr.utexas.edu/digitized/texasarchive/phase1/184-1-CHR.pdf
11.6 MB
______________________________________________________________________________________________________
Effects of Temperature Change on Plastic Crash Cushions, Phase 2
55.
1977 ... by Clyde E. Lee and Roberto Arcienegas · In a previous study, the ability of two types of commercially available plastic crash cushions to maintain their original shape and integrity when filled with sand to normal service load and exposed to large temperature variations was determined. The investigation that is described in this report
Lee 1977
Full-text Link:
http://library.ctr.utexas.edu/digitized/texasarchive/MS0610.pdf
2.04 MB
______________________________________________________________________________________________________
Effects of Temperature Change on Plastic Crash Cushions
56.
1976 ... by Victor N. Toth, Clyde E. Lee · This study was conducted to determine the ability of two types of commercially available plastic crash cushion units to maintain their shape and integrity when filled with sand to normal service load and exposed to large temperature variations. The test program consisted of alternately
514-1 F [CTR] ... CFHR 3-10-76-514-1F; Report 9-514-1F
Full-text Link:
http://library.ctr.utexas.edu/digitized/texasarchive/phase2/514-1f.pdf
590 KB
______________________________________________________________________________________________________
Organized Research Unit Self Study
57.
1976 ... Clyde E. Lee · The basic purpose of the Center for Highway Research is to improve all aspects of highway transportation in Texas and across the nation through a coordinated program of research and education. The unique resources of faculty, students, staff, and facilities that are available at The University of Texas at Austin
MS-671
Full-text Link:
http://library.ctr.utexas.edu/digitized/texasarchive/MS0671.pdf
678 KB
______________________________________________________________________________________________________
Dynamic Vehicular Loading of the North Floodway Bridges, 1975
58.
1975 ... by Clyde E. Lee · This is the third report dealing with bridge roughness that has been prepared for the State Department of Highways and Public Transportation during the past two years. All these investigations are direct examples of applying the results of research in solving field design, maintenance, and operational problems
156-INTR1 [CTR] ... Report 0-156-Interim (1)
Full-text Link:
http://library.ctr.utexas.edu/digitized/texasarchive/phase2/156-intr1.pdf
4.87 MB
______________________________________________________________________________________________________
Speed of Vehicles on Grades
59.
1975 ... C. Michael Walton and Clyde E. Lee · Prior to the initiation of this study there had not been a field study of actual truck and recreational vehicle performance, specifically their operating characteristics on critical highway grades, for several decades. The many changes in truck engine displacement and truck horsepower and the
20-1 [CTR] ... Report 0-20-1F; CFHR 3-8-73-20-1F
Full-text Link:
http://library.ctr.utexas.edu/digitized/texasarchive/phase1/20-1f-CTR.pdf
3.36 MB
______________________________________________________________________________________________________
Truck Weight Surveys by In-Motion Weighing
60.
1975 ... by Randy B. Machemehl, Clyde E. Lee, C. Michael Walton · The need for vehicle weight data in planning and designing highway facilities has historically been satisfied by stopping selected vehicles at specially prepared roadside sites and weighing each wheel or each axle of the vehicle on either portable scales or on platform scales.
181-1 [CTR] ... 0-181-1F; CFHR 3-10-74-181-1F
Full-text Link:
http://library.ctr.utexas.edu/digitized/texasarchive/phase1/181-1F-CHR.pdf
3.2 MB
______________________________________________________________________________________________________
Speed of Vehicles on Grades : Summary of Research Report 20-1F
61.
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 summary [CTR] ... PSR 0-20-1F(S) ... Summary Report (Center for Transportation Research), 20-1
Full-text Link:
http://library.ctr.utexas.edu/digitized/summaries/20-1F-summary.pdf
250 KB
______________________________________________________________________________________________________
Annual Report September 1, 1974 - August 31, 1975
62.
1975 ... The Center for Highway Research ; Clyde E. Lee, director · The Center for Highway Research, an administrative unit of the College of Engineering, begun in 1963, coordinates and administers a comprehensive research program aimed at improving highway transportation through education and research. Its major functions
CFHR Annual 1974/75 [CTR]
Full-text Link:
No online resource supplied by publisher
______________________________________________________________________________________________________
Dynamic Vehicular Loading of the Hubbard Creek Reservoir Bridge, 1975
63.
1975 ... Clyde E. Lee, Randy Machemehl · Since its construction in the early 1960's, the three-quarter-mile-long predominantly reinforced concrete bridge structure on U.S. Highway 180 over the Hubbard Creek Reservoir in north central Texas has developed significant permanent deformation or sag near the center of most of the 40-foot-long
156-Intr2 [CTR] ... TxDOT Report 0-156-Interim (2)
Full-text Link:
http://library.ctr.utexas.edu/digitized/texasarchive/phase2/156-intr2.pdf
853 KB
______________________________________________________________________________________________________
Dynamic Traffic Loading of Pavements
64.
1974 ... by Randy Machemehl and Clyde E. Lee · Application of a technique for mathematical simulation of the interaction of heavy highway vehicles with a defined road surface profile is described. The simulation technique is used to develop a practical methodology for summarizing the dynamic vehicular loading experience of a highway
160-1 F [CTR] ... 0-160-1F; CFHR 3-8-71-160-1F
Full-text Link:
http://library.ctr.utexas.edu/digitized/texasarchive/phase1/160-1F-CHR.pdf
1.98 MB
______________________________________________________________________________________________________
Speed-Zoning to Reduce Dynamic Loads on the Port Isabel Causeway
65.
1974 ... by Clyde E. Lee, Randy Machemehl · Since its construction in the early 1950's, the mile-long reinforced concrete causeway structure which connects Padre Island with the Texas mainland has developed significant permanent deformation or sag in most of the 30- foot- long simply supported pan girder type spans that compose
156-Intr3 [CTR] ... TxDOT Report 0-156-Interim (3)
Full-text Link:
http://library.ctr.utexas.edu/digitized/texasarchive/MS0695.pdf
4.26 MB
______________________________________________________________________________________________________
Annual Report September 1, 1972 - August 31, 1973
66.
1973 ... The Center for Highway Research; Clyde E. Lee, director · The Center for Highway Research is the administrative unit of the College of Engineering of The University of Texas at Austin. As such, it coordinates and administers a comprehensive research program aimed at improving highway transportation. Its major responsibility
CFHR Annual 1972/73 [CTR]
Full-text Link:
No online resource supplied by publisher
______________________________________________________________________________________________________
A Theoretical and Experimental Study of Dynamic Highway Loading
67.
1972 ... Nasser I. Al-Rashid, Clyde E. Lee, William P. Dawkins · Mathematical models of five representative classes of Highway vehicles have been formulated and verified by extensive Field experimentation. Good agreement was found between Computed and measured wheel forces for all vehicle types, vehicle Speeds (10 to
108-1 [CTR] ... 0-108-1F
Full-text Link:
http://library.ctr.utexas.edu/digitized/texasarchive/phase1/108-1F-CHR.pdf
8.27 MB
______________________________________________________________________________________________________
Annual Report September 1, 1971 - August 31, 1972
68.
1972 ... The Center for Highway Research; Clyde E. Lee, director · The Center for Highway Research is the administrative unit of the College of Engineering of The University of Texas at Austin which coordinates and administers a comprehensive research program aimed at improving highway transportation... During this fiscal
CFHR Annual 1971/72 [CTR]
Full-text Link:
No online resource supplied by publisher
______________________________________________________________________________________________________
Transportation Program Development Project : January 25, 1972 - August 31, 1972 : Final Report
69.
1972 ... Project members: C. Michael Walton [and seven others] · The established goal of the Transportation Program Development Project was a multidisciplinary academic and research program in transportation. Objectives were developed leading to the attainment of the goal. These were as follows: (1) the development of a preliminary
Walton
Full-text Link:
Electronic resource not yet available
______________________________________________________________________________________________________
Evaluation of Traffic Control at Highway Intersections
70.
1970 ... Clyde E. Lee and Walter Vodrazka · The design and development of a digital delay data recorder (d3 recorder) and its use for collecting traffic volume and delay data at intersections are detailed in this report. Extensive field measurements of traffic characteristics observed at 19 locations ranging in complexity from low-
78-1 [CTR] ... 0-78-1F
Full-text Link:
http://library.ctr.utexas.edu/digitized/texasarchive/phase1/78-1F-CHR.pdf
8.65 MB
______________________________________________________________________________________________________
A Portable Electronic Scale for Weighing Vehicles in Motion
71.
1968 ... Clyde E. Lee and Nasser I. A-Rashid · A unique portable electronic scale for weighing each wheel of highway vehicles moving at speeds up to 70 mph has been developed at the center for highway research, the university of texas at austin. The scale consists of a pair of special strain gage transducers, each of which is
54-1 F [CTR] ... Report 54-1F
Full-text Link:
http://library.ctr.utexas.edu/digitized/texasarchive/phase1/54-1F-CHR.pdf
4.42 MB
______________________________________________________________________________________________________
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