What shall be the radius of an exit taxiway with design exit speed of 90 kmph and coefficient of friction 0.13?
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- What is the calculated stopping sight distance (ft) for a -3% grade when the design speed is 55 mph, assuming the AASHTO recommended deceleration rate and perception-reaction time. Response Feedback: S=v²/[30(a/32.2+G)] + 1.47VtrFor the through movement of the north-bound approach, what is the minimum change and clearance interval (CCL)? Assume a travel speed of 45 mph. Geometric layout is shown in the figure below. Mind you - - that approach is located along a +3% upgrade. Let's consider a semi truck as our design vehicle, which has a vehicle length of 72 ft! a. 3.3 sec b. 4.7 sec C. 5.5 sec d. 7.8 sec JINI 60 ft. 48 ft. TINI North-bound G=+3%QUESTION 3 What is the intersection sight distance (ft) needed at a yield controlled intersection for a passenger car to turn left onto a 2- way, 2-lane road with a design speed of 50 mph? [round to the nearest foot]
- Q- Highway geometric design & planning. The design speed is 100 kmph, perception reaction time is 3 s. The coefficient of friction is 0.25. What is the safe stopping sight distance SSD?In the 4- legged intersection, if G1-11.31 sec, G2 1.2 min, G3 = 58 sec, N1= 100, N2 = 560 pce/lane, N3 = 448 pce/lane, and N4 = %3D 495 pce/lane, then G4 = %3D Oa. 44 sec O b. 36 sec Oc. 29 sec O d. None of the given answers O e 40 sec Of 32 secA runway handling arrivals only. The length of the common approach path is 6 nautical miles and the minimum distance separation between the aircrafts is 3 nautical miles. If the lead aircraft with the speed of 135 nautical miles is followed by an aircraft with the speed of 120 nautical miles what is the capacity of runway in aircraft/hour. Assume runway occupancy time is 60 sec. Capacity of the runway aircraft/hour
- Two adjacent signalized intersections along a major arterial are 650 ft apart (stop line to stop line distance). If the space mean speed between these two intersections is 22 mph, what should be the signal offset of the downstream intersection relative to the upstream intersection? Group of answer choices 20.0 sec 13.5 sec 40.0 sec 29.5 secQUESTION 4 What is the intersection sight distance (ft) needed at a yield controlled intersection for a passenger car to turn right onto a 2- way, 2-lane road with a design speed of 50 mph? [round to the nearest foot]if the distance is (1000) ft and the travel time is (18.9) second, then the . space mean speed is 50.5 ft/sec 52.9 ft/sec 50.4 ft/sec
- 55 mph roadway with two northbound through lanes (both are 11 feet in width) through an intersection. Beyond the intersection, the lanes merge into one lane. Please calculate the merge taper AND the distance the sign must be place AHEAD or upstream of the beginning of the merge. Pls hand written solutionA 6 lane highway (3 lanes in each direction) has 11 ft wide lanes, 8 ft wide shoulders, 50 degree central angle (As), 65 degree central angle (A), design speed of 60 mph and a Pl station at 42+50. What are the PC and PT stations?QUESTION 1 The approaches of a 4-leg signalized intersection are configured with 1 NB lane, 1 SB lane, 1 EB lane, and 1 WB lane and each of these lanes serves LT, TH, and RT movements. The following volumes and phasing are provided. approach EB WB NB SB movement LT TH RT LT TH RT LT TH RT LT TH RT volume 120 480 160 80 560 100 20 200 40 12 160 48 2 6 What is the critical sum for the EB/WB barrier?