In a one-way road,

a+3%

grade intersects with

a-1%

grade at station

(742+00)

and at elevation of

430ft

. If the design speed is

65mph

, then determine: (20 points)\ a. The length of the vertical curve (L) considering sigh distance criteria\ b. The station and elevation of the PVC and PVT\ c. The station and elevation of the highest point of the curve

4. In a one-way road, a+3% grade intersects with a 1% grade at station (742+00) and at elevation of 430ft. If the design speed is 65mph, then determine: (20 points) a. The length of the vertical curve (L) considering sigh distance criteria b. The station and elevation of the PVC and PVT c. The station and elevation of the highest point of the curve