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Additional Information / Summary:
Texas Transportation Institute, Research Report 134-3, August 1969. An evaluation of the AASHTO design criteria including driver perception reaction time, design friction factors, assumed speeds for design, driver's eye height, and object height. Photocopy. expert books,pavement edge drop expert, pavement edge drop off expert, work zone safety expert, construction zone safety expert, roadway hydroplaning expert, traffic engineering expert, traffic sign expert, traffic signal expert, pavement marking expert, highway safety expert
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