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7018 documents found.

Evaluation of diagrammatic signing at capital beltway exit No. 1. Paper presented at the 51st Annual Meeting of the Highway Research Board HRB, Washington, D.C., January 1972.

Published: | Hanscom, F.R.

In-vehicle driver aid at traffic signals. Paper presented at the 51st Annual Meeting of the Highway Research Board HRB, Washington, D.C., January 1972.

Published: | Bleyl, R.L.

Motorist information systems.

Published: | -

Proceedings of the Symposium on the Quality Control of Road works, Aix- en- Provence, November, 2-4, 1970.

Published: | -

Recognition of traffic control signs. Paper presented at the 51st Annual Meeting of the Highway Research Board HRB, Washington, D.C., January 1972.

Published: | Dewar, R.E. & Swanson, H.A.

Two-wire emergency call system. Final report.

Published: | Reilly, E.F. Hollinger, R.L. & Santacroce, J.

Analysis and design procedures for the Pennsylvania highway lighting needs study. Paper presented at the 51st Annual Meeting of the Highway Research Board HRB, Washington, D.C., January 1972.

Published: | Herendeen, J.H.

Comparison of accidents and illumination. Paper presented at the 51st Annual Meeting of the Highway Research Board HRB, Washington, D.C., January 1972..

Published: | Box, P.C.

Damages due to drainage, runoff, blasting, and slides.

Published: | Lewis, H. McDaniel, A.H. Peters, R.B. [et al.[

Estimating peak runoff rates from ungaged small rural watersheds.

Published: | Bock, P. Malhotra, G.P. & Enger, I. [et al.]