Waste Collection Systems

Question 1

5 main phases

Answer 1

1. House to refuse container
2. Container to collection truck
3. Collection truck from house to house
4. Collection truck routing
5. Collection truck to disposal site

Question 2

micro-routing

Answer 2

routing of a vehicle in its assigned collection zone

Question 3

macro-routing (districting)

Answer 3

routing to a disposal site and route boundaries

Question 4

deadheading

Answer 4

passing a collection point again after previous pickup

Question 5

nodes

Answer 5

locations

Question 6

uni-coursal network

Answer 6

a system that has all nodes even degree

Question 7

litter

Answer 7

special type of MSW not deposited in proper container

Question 8

Micro-Routing Rules

Answer 8

routes should not overlap

starting point should be as close to garage as possible

avoid heavily traveled streets during rush hour

one-way streets that cannot be traversed should be looped from upper end of street

dead end streets should be collected on right side of the street

on hills, collection should proceed downhill

clockwise turn around blocks should be used

long, straight paths should be used before looping

avoid U-turns

Question 9

transfer trailer unloading

Answer 9

live bottom
push blade
drag chains
tipper