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1 I I l_ ;5 HERBtRTC. ?ETRY. 11AL WOOOWARD J H K U LTG EN D. C. GREER TEXAS HIGHWAY DEPARTMENT Austin, Texas 78767 May 2, 1967 IN REPLY REFER TO FILE NO. Subject: Traffic Surveys Controls: 16-9 366-1 285-3 Loop 82 and R.M. 12 Hays County: In City of San Marcos Mr. William Wolff City Manager San Marcos, Texas Dear Mr. Wolff: As requested by letter some time ago, we conducted traffic surveys at the intersection of Loop 82 with L.B.J. Drive, Guadalupe Rtreet, Hutchinson Street, Hopkins Street, San Antonio Street and Comal Street and at the intersections of R.M. 12 with L.B.J. Drive and Edward Gary Street for the purpose of determining whether or not traffic at these intersections meet the warrants for traffic lights. Attached for your information are copies of all of the traffic surveys including seven-day, 24-hour counts at these intersect1.ons plllS manual counts for determining the turning movements. An analysis of these surveys indicate that only the intersection at Guadalupe (Loop 82) and Hopkins Street, Guadalupe (Loop 82) and Hutchinson Street, Guadalupe (Loop 82) and Comal Street, and Guadalupe (Loop 82) and San Antonio Street meet the minimum vehicular warrants for traffic control signals. The other intersections do not meet the warrants. You will recall that we requested you to furnish the accident records at these intersections to determine whether or not the intersections did meet the warrants for traffic lights based on accidents. None of the intersections met the accident warrants. One of the most noticeable things brought out by the analysis of the accident records is the fact that 31.8 percent of all of the accidents involving these intersections involved angle parking, 31.8 percent involved following too closely, 9.1 percent involved improper left turns, 9.1 percent involved a 'c