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Traffic Operations and Safety Benefits of Active Traffic Strategies on TxDOT Freeways

Description: Report discussing a project, which developed a series of interdependent models and a simulation framework to evaluate the traffic operations and safety benefits of ATM strategies. Four ATM scenarios were evaluated in this study: variable speed limits (VSL), peak-period shoulder use, VSL and shoulder use, and ramp metering.
Date: October 2011
Creator: Nezamuddin, N.; Jiang, Nan (Writer on transportation); Zhang, Ti; Waller, S. Travis & Sun, Dazhi
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department

Algorithms for Routing Vehicles and Their Application to the Paratransit Vehicle Scheduling Problem

Description: "As the demand for paratransit services increases, there is a constant pressure to maintain the quality of service provided to the customers while minimizing the cost of operation: this is especially important as the availability of public funding for paratransit services has been on the decline. Key tasks in accomplishing this objective are efficiently allocating vehicles to service trips and adjusting the schedules of vehicles dynamically in response to calls received by the service providers… more
Date: March 2012
Creator: Park, Myoungkuk; Oberlin, Paul; Rathinam, Sivakumar; Quadrifoglio, Luca & Darbha, Swaroop
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department

Characterization of Exhaust Emissions From Heavy-Duty Diesel Vehicles in the Houston-Galveston-Brazoria Area

Description: "For this study, a total of 30 heavy-duty diesel vehicles (HDDVs) were selected from City of Houston (COH) fleet based on opacity testing for HEs and random selection for non-HEs. With the selected 30 vehicles, driving and idling emission testing were performed to characterize their emissions with respect to vehicle classes, types (HE or non-HE), and model years."
Date: October 2011
Creator: Johnson, Jeremy D.; Lee, Doh-Won; Farzaneh, Reza; Zietsman, Josias & Yu, Lei
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department

Fate and Habitat Use of Rainbow Trout Stocked in the Canyon Reservoir Tailrace

Description: Report over a study conducted to document fate and habitat use of rainbow trout stocked in the Canyon Reservoir Tailrace intended to make recommendations for guiding habitat improvement projects which might decrease losses and increase the number of carryover trout available to anglers. Also includes a report of results of a separate study conducted after tracking was completed to document transmitter retention.
Date: February 2020
Creator: Magnelia, Stephan J. (Stephan John), 1961- & Cummings, Greg A. (Biologist)
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department

Preliminary Evaluation of the Use of Calcified Structures for Separating Spotted Seatrout Stocks

Description: Report on a study "to provide a preliminary evaluation of computer assisted analysis of shape and growth patterns of calcified structures of spotted seatrout collected from the lower Laguna Madre, Matagorda, and Galveston Bays" (p. 1). It includes data collected using the OPRS software and discusses how the analysis can assist in separating stocks.
Date: November 1989
Creator: Colura, Robert L. & King, Timothy L.
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department

Report of the Technical Data Review Panel on the Water Resources of the South Central Texas Region

Description: Report on the water resources of the south central Texas region, including water demands and needs, water sources, the natural recharge of these sources, water quality, and areas of improvement.
Date: November 1992
Creator: Edwards Underground Water District (Tex.). Technical Data Review Panel.
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department

Evaluation of Water Resources in Part of Central Texas

Description: Report studying the central Texas region's water resources, with notes that there has been rapid decline and contamination in the area. The aquifer is also being used faster than it can naturally replenish.
Date: January 1990
Creator: Baker, Bernard; Duffin, Gail; Flores, Robert & Lynch, Tad
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department

Digital Models for Simulation of Ground-Water Hydrology of the Chicot and Evangeline Aquifers Along the Gulf Coast of Texas

Description: Report regarding a means for predicting declines in the altitudes of the potentiometric surfaces in the Chicot and Evangeline aquifers for various conditions of pumping.
Date: May 1985
Creator: Carr, Jerry E.; Meyer, Walter R.; Sandeen, William M. & McLane, Ivy R.
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department

Chemical Marking of Fingerling Striped Bass Otoliths

Description: Report on the results of a study examining the efficacy of immersing striped bass fingerlings in a solution of tetracycline as a marking method in order to gather accurate statistics on the survival rate of striped bass fingerlings.
Date: May 1991
Creator: Bumguardner, Britt W. & Colura, Robert L.
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department
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