Question: A truck collecting solid waste at a certain Brgy. in Q.C. is about to replace by a new one due to efficiency. Your advice of

A truck collecting solid waste at a certain Brgy. in Q.C. is about to replace by a new one due to efficiency. Your advice of the size of the truck is required for replacement. The disposal site is located 15km away from said Brgy. and will upload the waste in 10 min. It is expected to have 20 min. delay of travel due to traffic jams. The crew is composed of 2 collectors and 1 driver to work from 8:00 am – 5:00 pm, with 1 hour & 30 min. break. The Brgy. has a population of 30 households. The truck is about to collect with 3 stops at every 10 households. The compaction ratio of waste was 3.6 and assumed that 10% of the household waste was to be collected at home. The density of the uncompact waste is 102 kg/m3 and the average haul speed is 27 km/hr. Solve for,

a. Mean time per collection stop plus meantime for reaching next stop for 2 collectors

b. Volume per pick-up

c. Off-route time

d. The capacity of the truck

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