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2025-03
Feasibility Study of Capacitor-Based Smart Washer Sensor Systems for Highway Sign, Luminaire/Light, and Traffic Signal Structures

Transportation Research Record: Journal of the Transportation Research Board, Volume 2679, Issue 3, pp 797-809

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2024
Evaluating Crashworthiness of Sign Supports and Breakaway Luminaire Poles: Appendices

NCHRP Web-Only Document, Issue 405, 348p

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2024
Guidelines for Evaluating Crashworthiness of Sign Supports and Breakaway Luminaire Poles

NCHRP Research Report, Issue 1123, 209p

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2024
Dynamic Assessment System for the Luminance and Illuminance Measurement of Tunnel Lighting: Practical Case of the L'Olleria Tunnel in A-7 Highway

Transportation Research Board 103rd Annual Meeting, 14p

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2023-07
Development of the Guidance on the Tightening of Large Anchor Rods of Support Structures for Sign and Luminaires

Transportation Research Record: Journal of the Transportation Research Board, Volume 2677, Issue 7, pp 317-325

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2023
Wind Drag Coefficients for Highway Signs and Support Structures

NCHRP Research Report, Issue 1012, 181p

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2021-09
Rational Basis for Light Emitting Diode Street Lighting Retrofit Luminaire Selection

Transportation Research Record: Journal of the Transportation Research Board, Volume 2675, Issue 9, pp 634-638

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2021
Mitigation of Weldment Cracking in Steel Highway Structures Due to the Galvanizing Process

NCHRP Research Report, Issue 965, 97p

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2017
Reliability-Based Fatigue Assessment of Tube-to-Transverse Plate Attachments in Highway Sign Support Structures

Transportation Research Board 96th Annual Meeting, 17p

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2016
On-Demand Roadway-Lighting System Effect on Visual Performance and Public Impressions

Transportation Research Board 95th Annual Meeting, 11p

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2014
Development and Calibration of AASHTO LRFD Specifications for Structural Supports for Highway Signs, Luminaires, and Traffic Signals

NCHRP Report, Issue 796, 123p

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2014
Economic and Technical Feasibility of LED Lighting on State Routes in Missouri

Transportation Research Board 93rd Annual Meeting, 18p

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2014
Field Evaluation of Light Performance for New Light Sources in Roadway Lighting Applications

Transportation Research Board 93rd Annual Meeting, 20p

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2014
Demonstration and Evaluation of New Approaches for Roundabout Lighting

Transportation Research Board 93rd Annual Meeting, 11p

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2013-08
Analysis of New Highway Lighting Technologies

67p

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2013-02
Best Practices and Strategies to Reduce Fatal or Serious Injury Crashes into Posts and Luminaire Supports: U.S. and International Experiences

Transportation Research Circular, Issue E-C172, pp 113-115

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2013
Field and Software Evaluation of Illuminance from LED Luminaires for Roadway Applications (With Discussion)

Transportation Research Record: Journal of the Transportation Research Board, Issue 2384, pp 55–64

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2013
Comparison of LED Luminaires for Roadway Lighting Using Object Detection and Color Recognition Distances

Transportation Research Board 92nd Annual Meeting, 19p

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2012
Fatigue Loading and Design Methodology for High-Mast Lighting Towers

NCHRP Report, Issue 718, 140p

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2011
Cost-Effective Connection Details for Highway Sign, Luminaire, and Traffic Signal Structures

NCHRP Web-Only Document, Issue 176, 236p

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2011
LED Streetlight Application Assessment Project: Pilot Study in Seattle, Washington (With Discussion and Closure)

Transportation Research Record: Journal of the Transportation Research Board, Issue 2250, pp 65-75

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2010
Construction 2010, Volume 2

Transportation Research Record: Journal of the Transportation Research Board, Issue 2152, 78p

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2010
Fatigue Performance of Groove-Welded Tube-to-End-Plate Connections in Highway Sign, Luminaire, and Traffic Signal Structures

Transportation Research Record: Journal of the Transportation Research Board, Issue 2152, pp 63-70

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2008
Relationship of Vertical Illuminance to Pedestrian Visibility in Crosswalks

Transportation Research Record: Journal of the Transportation Research Board, Issue 2056, pp 9-16

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2007-04
The Relationship of Vertical Illuminance to Pedestrian Visibility in Crosswalk

18th Biennial TRB Visibility Symposium, 15p

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Showing 1 - 25 of 67 records