ecause the new travel time rate (TTR) from Iditional traffic (e.g., 300vph) exceeds the r ceptable local standard of 2.0 min/mile, it oposed to increase the road capacity by povph/lane by adding one lane in each dir alculate the new travel time rate and traffic inq:
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- The table below shows the hourly volumes obtained from a short-term traffic count station and their corresponding hourly expansion factors (HEFs). DEFs for Friday and Saturday are 8.5, and 8.7 respectively; and MEF is 1.655. Compute the AADT a. 26447 b. none c. 28450 d. 15501 e. 331217. The following are the tabulation of the coverage count of the average daily traffic on a monthly and weekly basis made with automatic traffic counts on a highway. Use the tables to calculate;(a) the ADT for February and October based on 2 days counts: (i) on Tuesday in February the daily counts were 250 vehicles and (ii) on Friday in October, the daily traffic volume was 300 vehicles. (b) the AADT if the flows counted on Friday, Saturday and Sunday in July were 8000, 6000 and 5000 vehicles on a 16 hourly count basis.(c) the seven day 16 hourly flow in September.road construction The 20-year projection of annual average daily traffic of a two-way roadway is 36.500 vehicles. Theroad serves as a highway between a residential area and a business area and the expected directionaldistribution factor is D=0.6. The 30th peak hour factor for the roadway is K=0.15. During an hourly vehiclecount, the following values were registered: 1st 15 minutes: 200 cars, 2nd 15 minutes: 130 cars, 3rd 15minute 230 cars, 4th 15 minutes. 180 cars. Estimate the peak hour factor . What is the designdirectional hourly volume for this route?
- hree routes connect an origin and a destination with performance functions: ?1=8+0.5?1; ?2=1+2?2; and ?3=3+0.75?3; with the x’s being the traffic volume expressed in thousands of vehicles per hour and t’s being the travel time expressed in minutes. If the peak hour traffic demand is 3400 vehicles, determine user equilibrium traffic flows. [Hint: Note that one of the paths will not be used under the equilibrium conditionDetermine the density (in veh/mi) of a traffic stream comprised mainly of passenger cars, for which a 6-ft long detector measured an occupancy of 17%. Assume an average vehicle length of 18 ft. A. 37.4 B 41.3 C 49.9 D Insufficient information is provided. E None of the above2. Explain the following terms: a) AADTb) ADTc) Volume flow diagramd) Thirtieth highest hourly volume This is the question of Transport Infrastructure.
- A rural primary road segment of 2 miles long has an average annual daily traffic(AADT) of 11,350. The number of crashes that have occurred over the past 5 yearsare 5 fatal, 55 injury crashes and 100 property damage only crashes. Statewide averagecrashes for this type of road are 2 fatal, 130 injury, and 300 property damage onlycrashes per 100 MVMT. The weighting factors for fatal, injury and property crashesare 8, 3, 1, respectively. Using the critical crash ratio methodology, determine whetherthis site can be labeled a hazardous site. Use a 95 percent confidence limit.Estimate the number of lanes of a highway having a LOS E of 0.86 if its AADT is 32,000 pcu/day while having a peak hour factor of 25% and a directional distribution factor of 70%A toll bridge carries 10,000 veh/day. The current toll is ₱150/vehicle. Studies shown that for eachincrease in toll of ₱25, the traffic volume will decrease by 1000 veh/day. It is desired to increasethe toll to a point where revenue will be maximized.a. Write the expression for travel demand on the bridge related to toll increase and currentvolume. b. Determine the toll charge to maximize revenues. c. Determine traffic in veh/day after toll increase. d. Determine the total revenue increase with new toll.
- The table below shows data obtained in a travel time study on a section of highway using the moving-vehicle technique. Estimate (a) the travel time and (b) the volume in each direction at this section of the highway. Choices for northward: Tn = 5.9, 6.2, 5.2, 4.9 Vn = 535, 505, 514, 555 Choices for southward: Ts = 6.2, 5.2, 4.9, 5.9 Vs = 555, 535, 505, 517 Help me pls. I will upvote, Badly need your help. Thankyou :)a/ There was a need to know the volumes traffic for a rural project where 24 hrs. flows were counted on Thursday, Friday and Saturday in December as follow, Thursday = 8000, Friday = 8000 and Saturday = 10000. Q2 /b/ Design data is required for improvement of two – lane of two – way highway with central reserve. The current traffic in 2016 expressed by AADT is 3000 vehicles. The improved road with a design life of 20 years will opened to traffic in 2021, the estimated annual growth rate of traffic is 8%, K-factor is 12% of AADT and D (Directional distribution) is 55% of total traffic. Find DDHVA traffic engineer urgently needs to determine the AADT on a rural primary road that has the volume distribution characteristics as discussed. She collected the data shown below on a Friday during the month of March. Determine the AADT of the road. 1:00 –2:00 p.m. = 600; 2:00 –3:00 p.m. = 645; 3:00 –4:00 p.m. = 730; 4:00 –5:00 p.m. = 780; 5:00 –6:00 p.m. = 815; 6:00 - 7:00 p.m. = 795