PostedFinallNew - 1. alignment design, 2. final engineering...

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AASHTO Design Questions Of the following, how many are AASHTO presumptions that apply to Bearss Ave? 1. dry pavt 2. new tires 3. driver’s eye height 4.25 4. height of stopping object 0.50 ft: @ Ans: None apply. AASHTO presumes wet pavement, worn tires, 3.50 eye height, 2.0 stopping object. *a. 0 b. 1 c. 2 d. 4 If the stopping friction factor is 0.347, the required stopping sight distance on Bearss Ave is most nearly: @ Ans: S = D percept&react + D braking = 2.5 * 45 * 88/60 +(45*88/60)^2/ (2*30*.347) S = 165 + 209.22 = 347.2 a. 250 ft b. 300 ft *c. 350 ft d. 400 ft If driver on Cozumel Dr. stops at a stop sign when approaching Bearss, the ISD (intersection sight distance) required for a safe left turn on Bearss is most nearly: @ Answer: ISD = 7.5 second time gap * 45 mph * 88/60 conversion to fps = 462 ft a. 300 ft b. 350 c. 400 *d. 450 Project Time Flow Question What is the proper order of steps in the time flow of a route project such as Bearss Ave?
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Unformatted text preview: 1. alignment design, 2. final engineering design 3. corridor selection 4. right of way acquisition 5. award contract @ Ans: concept, corridor selection, alignment design, right of way and final engineering design concurrent, award contract. a. 1, 3, 2, 4, 5 b. 3, 1&2 concurrent, 5, 4 *c. 3, 1, 2&4 concurrent, 5 d. 5, 1, 2, 3&4 concurrent Bearss Plan Set Questions Using the typical sections at station 130, 40 ft right of the baseline, the cross slope of the design surface is most near is most nearly: @ Ans: At Sta 130, typical section #1 governs. 40 ft right is on the shoulder, slope 6% a. 2% b. 4% *c. 6% d. 10% For the Bearss Ave project, who is the owner that paid for it? @ Ans: Hillsborough County a. city *b. county c. state d. federal govt. The quantity of Type E Curb and Gutter is most nearly: @ Ans: The quantity sheet shows 10,615 lineal ft a. 9,000 *b. 10,000 c. 11,000 d. 12,000...
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PostedFinallNew - 1. alignment design, 2. final engineering...

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