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Search results for "level changes"

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Viewing 1 - 20 of 27 results by relevance

Appendixes to NCHRP Research Results Digest 314: State DOT Staff Resources for Administering Federal Public Transportation Programs  (2007)

Public Information and Education in the Promotion of Highway Safety  (2007)

Supplementary Cementitious Materials to Enhance Durability of Concrete Bridge Decks  (2007)

Elements Needed to Create High-Ridership Transit Systems  (2007)

Performance and Testing Requirements for Portable Track Geometry Inspection Systems  (2007)

The Impact of Legislation, Enforcement, and Sanctions on Safety Belt Use  (2007)

Public Transportation Passenger Security Inspections: A Guide for Policy Decision Makers  (2007)

Rail Freight Solutions to Roadway Congestion--Final Report and Guidebook  (2007)

Countermeasures to Protect Bridge Piers from Scour  (2007)

Appendixes to TCRP RRD 84: Audible Signals for Pedestrian Safety in LRT Environments  (2007)

Multi-Objective Optimization for Bridge Management Systems  (2007)

Managing Selected Transportation Assets: Signals, Lighting, Signs, Pavement Markings, Culverts, and Sidewalks  (2007)

Guidance for Cost Estimation and Management for Highway Projects During Planning, Programming, and Preconstruction  (2007)

Proceedings

Innovation Policies for the 21st Century: Report of a Symposium  (2007)

Guidelines for Concrete Mixtures Containing Supplementary Cementitious Materials to Enhance Durability of Bridge Decks  (2007)

Using the Results of Contractor-Performed Tests in Quality Assurance: Contractor's Final Report  (2007)

Environmental Effects in Pavement Mix and Structural Design Systems  (2007)

Improving ADA Complementary Paratransit Demand Estimation  (2007)

Health and Wellness Programs for Commercial Drivers  (2007)