Problem 1: Textbook Problem 5.7W The following data was obtained from a survey. Apply the license plate matching method to estimate the average travel time. Plate No. 361 197 818 262 968 388 194 231 212 856 714 732 174 89A ACJ 588 271 Observer A Time (mm:ss) 0:18 0:56 1:28 3:20 3:48 4:18 4:37 5:26 5:34 5:58 6:20 7:10 7:37 8:01 8:26 9:24 9:35 Plate No. 13Q 361 818 954 868 262 388 170 231 212 856 216 732 204 174 616 ACJ Observer B Time (mm:ss) 0:43 1:20 2:10 2:36 3:24 4:09 4:59 5:36 6:09 6:33 6:40 7:53 8:03 8:14 8:31 8:56 9:16

Problem 1: Textbook Problem 5.7W The following data was obtained from a survey. Apply the license plate matching method to estimate the average travel time. Plate No. 361 197 818 262 968 388 194 231 212 856 714 732 174 89A ACJ 588 271 Observer A Time (mm:ss) 0:18 0:56 1:28 3:20 3:48 4:18 4:37 5:26 5:34 5:58 6:20 7:10 7:37 8:01 8:26 9:24 9:35 Plate No. 13Q 361 818 954 868 262 388 170 231 212 856 216 732 204 174 616 ACJ Observer B Time (mm:ss) 0:43 1:20 2:10 2:36 3:24 4:09 4:59 5:36 6:09 6:33 6:40 7:53 8:03 8:14 8:31 8:56 9:16

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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A distance AB is observed repeatedly using the same equipment and procedures, and the results, in meters, are listed below: 69.401, 69.400, 69.402, 69.396, 69.401, 69.401, 69.396, and 69.404. 1. Determine the range within which the observations should fall 90% of the time. Express your answers in meters to six significant figures separated by a comma. 2. What percentage of values fall within this range? 3. Determine the range within which the observations should fall 95% of the time. Express your answers in meters to six significant figures separated by a comma. 4. What percentage of values fall within this range?
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how can errors occur when trying to measure the average speed of a an actual car passing by with a meter tape
The parking survey data collected from a parking lot by license plate method is as shown in the table below. Find the average occupancy, average turn over, parking load, parking capacity and efficiency of the parking lot. BAY P1 P2 P3 P4 Time 00-10 10-20 20-30 30-40 40-50 50-60 A1212 Y1212 B1212 C1212 D1212 E1212 H7896 H7698 K7878 B1012 C1210 E1021 M7878 K1612 K7887 K7878 G0012 P1010 F6666 F6666 F6666 F6666 Q1 L3232 L3232 L3232 L3232 L3232 L3232 Q2 A1919 A1919 B1645 P7814 Q3636 V0001 Q3 M2756 M2756 M2756 Q4 R6015 P6015 B6015 E6015 Q5 Q6 Q6666 B1212 Q6666 B1212 Q6666 B1212 M2756 F6015 E6015 T1010
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Q3. The below Table shows the time and distance for 10 vehicles recorded during a traffic survey. Choose the correct answer of the following (Four only): 1. The Average Spot Speed of the sample in the Table equals: a. (68.5) Km/hr c. (19.21) Km/hr e. (18.9) Km/hr (20 Marks Time (sec) 5.0 Distance (m) b. (190.21) Km/hr d. (67.9) Km/hr f. None of them Distance/time (m/sec) 20.00 100 5.6 100 17.86 5.6 100 17.86 4.8 100 20.83 2. The Time Mean Speed (TMS) of the sample in the Table equals: a. 68.5 (Km/hr) c. 19.21 (Km/hr) e. 18.9 (Km/hr) 6.1 100 16.39 5.3 100 18.87 b. 190.21 (Km/hr) d. 67.9 (Km/hr)- f. None of them 5.9 100 16.95 5.2 100 19.23 4.5 100 22.22 5.0 100 20.00 3. The Space Mean Speed (SMS) of the sample in the Table equals: a. 68.5 (Km/hr) d. 67.9 (Km/hr) Total 53 1000 190.21 b. 190.21 (Km/hr) e. 18.9 (Km/hr) c. 19.21 (Km/hr) f. None of them 4. The Average travel Speed of the sample in the Table equals: a. 68.5 (Km/hr) d. 67.9 (Km/hr) b. 190.21 (Km/hr) e. 18.9 (Km/hr) c. 19.21…
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A certain road section has 3 lanes per direction. The result of a survey that was conducted to get the Peak Hour Volume from 5pm - 8pm, is given below. Determine the level of Service (LOS) using the tables below: 5:00-5:15 5:15-5:30 5:30-5:45 5:45 - 6:00 6:00 - 6:15 6:15-6:30 6:30- 6:45 6:45-7:00 7:00-7:15 7:15-7:30 7:30 - 7:45 7:45-8:00 8:00-8:15 8:15-8:30 8:30- 8:45 8:45-9:00 PCEF Types of Highway 2-lane Multi-lane (per lane) Level of Service Cars 15 95 69 95 10 89 47 56 68 12 100 15 F Source: DPWH Highway Planning Manual 19 69 36 69 Cars 1 0.21 -0.50 0.51 -0.70 0.71 0.85 0.86 - 1.00 greater than 1.0 Traffic Volume Trucks 77 Possible capacity (pcu/hr) 2000 2000 Table S: LOS for road section evaluation Volume / Capacity Ratio less than 0.20 18 25 86 15 2 91 26 59 2 57 92 40 14 15 79 Trucks 2.5 Bus 16 77 58 55 3 49 38 85 24 79 38 59 Description free flow traffic free flow traffic moderate traffic 56 33 83 73 Bus 1.5 *PCEF = Passenger Car Equivalent Factor; this will convert your…
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