A traffic survey conducted on Wednesday in the month of February from 7:00 to 1:00 pm indicates that 1250 vehicles passed through the certain location of roadway. The expansion factor for conducted survey is 10. The daily expansion factor for wednesday is 7.3 and monthly expansion factor for february is 1.2. The annual average daily traffic would be__
15640

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Solution

The correct option is A 15640
$24 - h r v o l u m e f o r W e d n e s d a y = 1250 \times 10$
=12500
$T o t a l 7 - d a y v o l u m e = 12500 \times 7.3 = 91250$
$A v g . 24 h r v o l u m e = \frac{91250}{7}$
=13035.7
AADT=ADT for february $\times$ monthly expansion factor
$= 13035.7 \times 1.2$
$= 15642.85 \approx 15643$

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