3. A rural highway has a +6% grade on a mountainous region. If the maximum and mini- mum speed limit on this highway for trucks is 55 mph and 45 mph, respectively, determine the "critical length" of this grade.

Q: A four-lane undivided highway (two lanes in each direction) has (3.4m) lanes, with (1.2 m) shoulders…

A: Four lane undivided highwayLane width = 3.4 mSpeed limit (V) = 80 km/h

Q: A six-lane freeway operates at capacity during the peak hour. It has 10-ft lanes, 4.3-ft shoulders,…

A: From the given data, lane width = 10 ft shoulder width/clearance = 4.3 ft ramps = 8 per 6 miles =…

Q: A 2-lane highway has lane widths of 2.75m, with 1.83m clear hard shoulders. There are no-passing…

A: Given data - Lane width = 2.75 m Directional split = 60/40 PT = 10%PB = 4% PC = 2% Find out -…

Q: An existing urban freeway in rolling terrain is to be analyzed to determine LOS using the following…

A: Base FFS=70 mph.Number of lanes in each direction is N = 3.Peak hour volume is V = 3300…

Q: Determine the adjustment factor

A:

Q: A four-lane divided multilane highway (two lanes in each direction) in rolling terrain has the…

A: Given  Peak-hour factor = 0.84 Buses and Trucks = 10 % RVs = 3 % Rolling Terrain fHV = 1/ (1 + 0.10…

Q: determine the maximum number of large trucks and buses that can be prersent in the peak hour traffic…

A:

Q: As SR361 enters Middletown from the NW, it must curve to the south between two historic buildings.…

A: Given:Design speed (V) = 60 mph = 88 ft/sSuperelevation rate (e) = 0.06 inches per inch = 0.06/12 =…

Q: A segment of rural freeway is being designed for a FFS of 65 mph using 11 ft lanes in a mountainous…

A: The given data is shown below:

Q: A 2-lane highway has lane widths of 9ft (2.75 m), with 6ft (1.83 m) clear hard shoulders. There are…

A: The quality of traffic service is related to the flow rate using the concept known as level of…

Q: Problem 3: Highway segment is going under planning review. Given the following facts: Lane Width =…

A:

Q: A new basic freeway segment will have 3 lanes in each direction. The left and center lane each has a…

A: Given : Basic freeway segment with 3 lanes in each direction. N = 3 Left and center lane each has a…

Q: Problem 2. Consider a freeway section with three lanes in each direction and with a length of 1.25mi…

A: First condition-Without Bus Removal: The peak hour volume is V=3800 veh/h. The total vehicles are,…

Q: 3. A 3° horizontal curve is proposed to begin at STA 12+35 and end at STA 34+35. The design speed of…

A:

Q: 4. Four-leg intersection on Rural 4-lane highway; Major highway volume 150 veh/hr/ln; %D Left-turn…

A: ANS 4)  Given- 4 leg intersection Major Highway Volume=150 Veh/hr/lane Left turn volume =15…

Q: A four-lane freeway with 12 ft lanes and 5 shoulders is on a 2% grade for the 1.25-mi analysis…

A:

Q: A +2 percent grade on an arterial highway intersects with a -1 percent grade at station (535 +24.25)…

A: