For the daily traffic information of four-lane highway shown in the table below: 1. Determine the truck factor for each vehicle type. 2- Determine the traffic load (CESAL) if the expected annual traffic growth is 4% and the design period is 20 year. The vehicle mix is expected to remain the same throughout the design life of the pavement. Vehicle Type Vehicle/day 22 50 Single Axle Tandem Axle No of No of Axles Weight (lb) Axles Weight (lb) 50 2000 50 6000 65 6000 130 24000 2000 2000 32 65 Passenger 1000