

GATE Exam Questions - Engineering
Q1: A two lane single carriage-way is to be designed for a design life period of 15 years. Total two-way traffic intensity in the year of completion of construction is expected to be 2000 commercial vehicles per day. Vehicle damage factor = 3.0, Lane distribution factor = 0.75. Assuming an annual rate of traffic growth as 7.5%, the design traffic expressed as cumulative number of standard axles, isA
42.9 x 106
B
22.6 x 106
C
10.1 x 106
D
5.3 x 106
ANS:A - 42.9 x 106 Ns = 365*A*(LDF)*F*[ (1+r)^n -1 ] as numerator and 'r' as denominator. |


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