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NCRRP Legal Research Digest, Issue 2, 825p
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TRANSIT-IDEA Program Project Final Report, Issue 77, 30p
Rail Safety IDEA Program Project Final Report, Issue 24, 34p
TR News, Issue 298, pp 36-37
TR News, Issue 298, pp 38-40
TR News, Issue 298, pp 28-35
TR News, Issue 298, pp 41-43
Rail Safety IDEA Program Project Final Report, Issue 22, 29p
Transportation Research Circular, Issue E-C193, 88p
NCRRP Legal Research Digest, Issue 1, 79p
Transportation Research Record: Journal of the Transportation Research Board, Issue 2531, 204p
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Transportation Research Record: Journal of the Transportation Research Board, Issue 2526, 152p
Transportation Research Record: Journal of the Transportation Research Board, Issue 2534, 123p
NCRRP Web Only Document, Issue 1, 271p
Transportation Research Record: Journal of the Transportation Research Board, Issue 2505, 137p
NCRRP Report, Issue 3, 208p
Transportation Research Record: Journal of the Transportation Research Board, Issue 2499, 61p
Transportation Research Record: Journal of the Transportation Research Board, Issue 2476, pp 77–84
Transportation Research Record: Journal of the Transportation Research Board, Issue 2476, pp 15-22
Transportation Research Record: Journal of the Transportation Research Board, Issue 2476, 144p
Transportation Research Record: Journal of the Transportation Research Board, Issue 2475, pp 81-89
Transportation Research Record: Journal of the Transportation Research Board, Issue 2475, pp 16-26
Transportation Research Record: Journal of the Transportation Research Board, Issue 2475, pp 8–15
Transportation Research Record: Journal of the Transportation Research Board, Issue 2475, 109p
NCRRP Report, Issue 2, 242p
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