Determine variables requested below for a horizontal curve with the following characteristics. Length of curve 1255', Radius 1200', sta of PC 12+00 superelevation rotated about the roadway centerline, 3 lane roadway, 14ft lane width, entire road section normal crown=2%, road design speed%-D60 mph, max superelevation=8% 5) The Lt of the curve, in ft, is: O 77.5 O 310 O 692 O 1200 O 1255

Determine variables requested below for a horizontal curve with the following characteristics. Length of curve 1255', Radius 1200', sta of PC 12+00 superelevation rotated about the roadway centerline, 3 lane roadway, 14ft lane width, entire road section normal crown=2%, road design speed%-D60 mph, max superelevation=8% 5) The Lt of the curve, in ft, is: O 77.5 O 310 O 692 O 1200 O 1255

Traffic and Highway Engineering

5th Edition

ISBN:9781305156241

Author:Garber, Nicholas J.

Publisher:Garber, Nicholas J.

Chapter15: Geometric Design Of Highway Facilities

Section: Chapter Questions

Problem 13P

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Determine variables requested below for a horizontal curve with the following characteristics. Length of curve 1255', Radius 1200', sta of PC 12+00 superelevation rotated about the roadway centerline, 3 lane roadway, 14ft lane width, entire road section normal crown=2%, road design speed=60 mph, max superelevation=8% 8) The station of the NC is: O 8+12.5 8+90 8+92.5 O 11+22.5 O 12+00
Determine variables requested below for a horizontal curve with the following characteristics. Length of curve 1255', Radius 1200', sta of PC 12+00 superelevation rotated about the roadway centerline, 3 lane roadway, 14ft lane width, entire road section normal crown=2%, road design speed=60 mph, max superelevation=8%. 4) The distance of the NC before the curve, in ft, is: O 77.5 O 310 692 O 1200 O 1255
Determine variables requested below for a horizontal curve with the following characteristics. Length of curve 1255', Radius 1200', sta of PC 12+00 superelevation rotated about the roadway centerline, 3 lane roadway, 14ft lane width, entire road section normal crown=2%, road design speed%3D60 mph, max superelevation=8% 6) The length in full superelevation, in ft, is: O 790 O 1100 O 1410 O 1875 O 2075
Determine variables requested below for a horizontal curve with the following characteristics. Length of curve 1255', Radius 1200', sta of PC 12+00 superelevation rotated about the roadway centerline, 3 lane roadway, 14ft lane width, entire road section normal crown=2%, road design speed%3D60 mph, max superelevation=8%. 1) The tangent length of the curve (T) is: 310 O 692 O 1200 O 1665 O 1892
Determine variables requested below for a horizontal curve with the following characteristics. Length of curve 1255', Radius 1200', sta of PC 12+00 superelevation rotated about the roadway centerline, 3 lane roadway, 14ft lane width, entire road section normal crown=2%, road design speed3D60 mph, max superelevation=8%. 9) The difference in elevation of LEP and REP at NC, in ft, is: O 0.42 O 1.68 O 2.52 O 3.36
ROUTE SURVEYING
Determine variables requested below for a horizontal curve with the following characteristics. Length of curve 1255, Radius 1200', sta of PC 12+00 superelevation rotated about the roadway centerline, 3 lane roadway, 14ft lane width, entire road section normal crown=2%, road design speed=60 mph, max superelevation=8% 7) The difference in elevation of LEP and REP at PC/PT, in ft, is: O 0.42 O 1.68 O 2.52 O 3.36
Determine the values and stationing (sta. PT) for a compound curve to be placed on an exist loop of a freeway. The stationing of the loop construction will start at the point the taper departs the freeway with a station of 10+00. The PI of the compound curve will begin 2,700ft after the taper starts. The first curve has a radius of 2,400ft and a deflection angle of 33deg 45’ and the second curve has a radius of 1,900ft and a deflection angle of 25deg 15’.
Determine variables requested below for a horizontal curve with the following characteristics. Length of curve 1255', Radius 1200', sta of PC 12+00 superelevation rotated about the roadway centerline, 3 lane roadway, 14ft lane width, entire road section normal crown=2%, road design speed=60 mph, max superelevation=8% 2) The design/full superelevation, in %, is: O 7.2 O 7.4 O 7.6 O 7.8 O 8.0
2
Determine the values and stationing (sta. PT) for a compound curve to be placed on an exist loop of a freeway. The stationing of the loop construction will start at the point the taper departs the freeway with a station of 10+00. The Pl of the compound curve will begin 2,700ft after the taper starts. The first curve has a radius of 2,400ft and a deflection angle of 33° 45' and the second curve has a radius of E (Ctrl) 1,900ft and a deflection angle of 25° 15'.
The data given for a vertical sag curve on a roadway plan and profile sheet are as follows: PVI station @ 32+11.61, PVI elevation =54.18 ft, back tangent gradient g1 =- 4.00 percent, forward tangent gradient g2 = + 7.00 percent, and length of curve L= 600ft. Determine the curve elevations at half-station intervals along the curve, and compute the station and elevation of the lowest point.