The average daily traffic on a stretch of road is 300 commercial

Home » Traffic Engineering » Traffic engineering miscellaneous » Question

The average daily traffic on a stretch of road is 300 commercial vehicles per lane per day. Design traffic repetitions for 10 years when vehicle damage factor is 2.5 and traffic growth rate is 7% is

1. 3.8 msa
2. 23.5 msa
3. 45.4 msa
4. 16 msa

Correct Option: A

N =	365[(1 + r)ⁿ - 1]A.D.F
	r

=	365[(1 + 0.07)¹⁰ - 1] + 300 × 1 × 2.5
	0.07

= 3782253 ≈ 3.8 msa