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Homework 11 - roadway signs 9 Describe the differences...

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CEE 122 Traffic Engineering Spring 2010 Homework #11 Due: __________________ 1. Define “Traffic Control Devices”. 2. List the 5 basic requirements for traffic control devices to be effective. 3. List the 5 types of “Uniformity” to adhere to by all government agencies. 4. List the 4 levels of heading used in MUTCD that classify the nature of text that follows. 5. List the 13 standard colors and assigned meaning in MUTCD. 6. Study the traffic signs listed in textbook Table 14-1, then identify appropriate shapes for them. 7. What shapes of roadway sign are each associated with one unique message, and what are the messages? 8. Discuss the general guidelines for longitudinal, lateral, and vertical placements of
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Unformatted text preview: roadway signs. 9. Describe the differences, advantages, and disadvantages of Pre-time and Actuated traffic signal operations. 10. Define following signal timing terms. a) Cycle b) Interval c) Phase 11. Describe flashing operations of traffic signal during low volume period. 12. Compute the signal timing for an isolated intersection at Pine and Oak. Pine is 56 feet (17.1 M) wide, with 300 vehicles per lane, and approach speed of 40 mph (64.4 km/h). Oak is 40 feet (12.2M) wide, with 225 vehicles per lane, and approach speed of 25 mph (40.2 km/h). Use deceleration rate of 9.8 ft/s2....
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