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A divided multilane highway in a recreational area (fp=0.90) has four lanes (two lanes in each...

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Civil Engineering

A divided multilane highway in a recreational area (fp=0.90) hasfour lanes (two lanes in each direction) and is on a rollingterrain. The highway has 3 m lanes with a 1.8 m right-side shoulderand a 0.9 m left-side shoulder. The posted speed limit is 80 km/h.Formerly there were 3 access points per km, but recent developmenthas increased the number of access points to 9 access points perkm. Before development, the peak-hour factor was 0.90 and thedirectional hourly volume was 2400 vehicles with 8% large trucksand buses and 5% recreational vehicles. After the development, thepeak-hour directional flow is 2800 vehicles with the same vehiclepercentages and PHF. What is the level of service before and afterthe development?

-For the before condition, the free-flow speed is:

-For the before condition, the analysis flow rate is:

-For the before condition, the LOS is:

-For the after condition, the free-flow speed is:

-for the after condition, the analysis flow rate is:

-For the after condition, the LOS is:

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