Determine the station where tangent runout starts

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The station of a PI of a horizental curve is 60+20. The horizental curve has a degree of 4 and a length of 400ft. the othere given design perameters include. Superelevation runoff rate is 1/400. width of the pavement is is 15ft. normal crown slope is 2%. all maximum superelevation is 8%. find the following.

1. Station of PC and PT.

2. station where tangent runout starts

3. superelevation at station 58+00.

Reference no: EM13299377

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