Collection of Municipal solid waste

1. COLLECTION OF SOLID WASTE
S. Yashmeen Sulthana Barveen, M.E., M.I.S.T.E

2.  Collection of UnSeparated Waste
 Collection of Separated Waste
COLLECTION OF SOLID WASTE

3. COLLECTION OF UNSEPARATED WASTE
 From low-Rise detached Dwellings
 From Low and Medium Rise Apartments
 From High Rise Apartments.

4. FROM LOW RISE DETACHED DWELLINGS
 Curb
 Alley
 Set out- Set back
 Set out

5. CURB
 Home owner – Placing the containers to be emptied at the
curb on collection day.
 Returning the empty container to their storage location.
ALLEYS
 Alley storage of containers used for solid waste.

6. Curb Service

7. Alley Service

8. SET OUT –SET BACK SERVICE
 Container are set out from the homeowner’s property.
 Set back after being emptied by additional crews.
 Work in conjunction with the collection crew responsible for
loading the collection vehicle.
SET OUT SERVICE
 Same as set out- set back service.
 Homeowner is responsible for returning the containers to their
storage location.

9. Set out Set Back Service

10. Set out Service

11. MANUAL METHODS USED FOR THE COLLECTION OF
RESIDENTIAL WASTE
 Direct lifting and carrying of loaded containers to the
collection vehicle for emptying.
 Rolling of loaded containers to the collection vehicle for
emptying.
 Use of small lifts or hooks of loaded containers to the
collection vehicle.

12.  For curb collection – Collection crew transfer the wastes
directly from the containers to the collection vehicle.
 Collection vehicle are equipped with auxiliary container.
 Auxiliary container are emptied by mechanical means.
 Wastes are emptied into a large container carried by a satellite
vehicle.
 When the container is loaded, the satellite vehicle is driven to
the collection vehicle and emptied.
 90 gal container used in conjunction with mechanized
collection vehicle.

13. FROM LOW AND MEDIUM RISE APARTMENTS
 Curbside collection service is common.
 Maintenance Staff is responsible for transporting the containers
to the street by manual or mechanical means.
 Large containers are used, the containers are emptied by
mechanical means.

14. FROM HIGH RISE APARTMENT:
 Large containers are used to collect wastes from large
apartment buildings.
 Size and type of container used, container may be emptied
mechanically using collection vehicle.

15. FROM COMMERCIALAND INDUSTRIAL FACILITIES:
 Manual and Mechanical means used to collect the waste.
 Avoid traffic congestion during the day, solid waste collected in the
late evening and early morning hours.
 Manual Collection – Waste collected in plastic bag, card board box
other disposable containers.
 Waste Collection – Four person crew
- 1driver + 2 or 3 more collector

16.  Space for storage container available – Container coupled with
large stationary compactor.
 Depending on the size and type of container used – mechanized
collection system.
 Minimize difficulties due to traffic congestion – mechanical
collection during the evening hours

17. COLLECTION OF WASTE
SEPARATED AT THE SOURCE

18. COLLECTION OF WASTE SEPARATED AT THE SOURCE
 Residential Curbside Collection
 Commercial Facilities

19. RESIDENTIAL CURBSIDE COLLECTION:
 Source Separated recyclables are collected separately.
 Residents to separate different materials (newspaper, plastic,
glass and metals).
 Stored in own container and collected separately.
 One container – commingled recyclables
 One container – Paper
 One container – Heavy recyclables (glass, aluminum and tin
cans.)

20. Principle types of collection vehicles used for the collection of
separated waste
 Standard Collection vehicle
 Specialized collection vehicle including closed body recycling
trucks, recycling, trailers, modified flatbed trucks, open bin
recycling trucks.

21. TRAILERS

22. MODIFIED FLATBED TRUCKS

23. OPEN BIN RECYCLING TRUCKS

24. COMMERCIAL FACILITIES
 Separated waste collected by hauler.
 Recycled waste are stored in separate containers.
 Large commercial facilities – bailing equipment used
for the paper and cardboard
 Crushers are used for the aluminum cans.
 Commingled MSW separated materials collected by
private haulers.

25. HAULER

26. BAILING EQUIPMENT