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    Evaluation of Existing Roadside Safety Hardware Using Updated Criteria. Volume 1. Technical Report. NCHRP Web-Only Document 157

    D. L. Bullard / R. P. Bligh / W. L. Menges et al. | NTIS | 2010
    Schlagwörter: Roadside hazards , Roadside safety hardware

    Aesthetic Concrete Barrier Design

    D. L. Bullard / N. M. Sheikh / R. R. Haug et al. | NTIS | 2005
    Schlagwörter: Roadside improvement

    Evaluation of the Crashworthiness of Thin-Walled Aluminum and Steel U-Channel Sign Supports

    D. L. Bullard / W. L. Menges | NTIS | 1995
    Schlagwörter: Roadside hazards

    Overview of the Development of a TxDOT In-Service Performance Evaluation Process for Roadside Safety Features

    I. Van Schalkwyk / R. P. Bligh / D. C. Alberson et al. | NTIS | 2006
    Schlagwörter: Roadside safety devices

    Design and Evaluation of the TxDOT F411 and T77 Aesthetic Bridge Rails

    D. L. Bullard / W. F. Williams / W. L. Menges et al. | NTIS | 2002
    Schlagwörter: Roadside safety

    Crash Testing and Evaluation of the Modified T77 Bridge Rail

    D. L. Bullard / C. E. Buth / W. F. Williams et al. | NTIS | 2003
    Schlagwörter: Roadside safety

    Impact Performance Evaluation of Work Zone Traffic Control Devices

    R. P. Bligh / D. L. Bullard / W. L. Menges et al. | NTIS | 2000
    Schlagwörter: Roadside safety

    Impact of Declining Mobility in Major Texas and Other U.S. Cities

    T. J. Lomax / D. L. Bullard / J. W. Hanks | NTIS | 1989
    Schlagwörter: Roadside businesses