Streamlining Separationand Collection

Toshima City Environment and Public Sanitation Division

About Toshima City
Toshima Waste
Collection Office■No. of incinerators: 2■Incineration capacity:
400 tons/day■Population:
267,623■Population density:
20,571people/km²(as of Jan. 1, 2012)(as of Jan. 1, 2012)■No. of households:
146,626■Land area:
13.01 km²

(as of Jan. 1, 2012)2

Characteristics of Toshima City
In a good location with the incineration
plant centrally positioned.
Has a busy shopping and entertainment
district.
Many narrow roads.
Many single-occupant households andapartment buildings.
3Items to be separated in Toshima City
Combustibles

Collected twice per week

Waste

Example items: kitchen waste, plastic, paper, etc.
Incombustibles

Collected twice per month

Example items: metals, ceramics, glass, small appliances, etc.
Large-sized waste

Collected as needed

Example items: objects exceeding 30 cm

Recyclables

Paper/cloth

Collected once per week

Example items: newspaper, magazines, cardboard, etc.
Bottles, cans, PET bottles

Collected once per week

Example items: bottles, cans, PET bottle-type plastic, etc.
4Volume of city-collected waste andrecyclables
FY 2010
Collected volume(tons)
Burnable waste
58,037
Metal, ceramic, glass waste
3,069
Large-sized waste
1,798
Total
62,903Paper, cloth
7,030
Bottles, cans
3,596
PET bottles
1,234
Trays/ bottle-type containers
278Group collection
4,130
From collection spots
160
Total
16,428Separated items

Waste

Recyclables

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Waste stations■No. of waste stations: approx. 16,000(Within this, approx. 6,000 stations are per household unit.)■Waste station characteristics
Locations are primarily decided by residents , and shared/managed bymultiple households.

■Stations for waste and recyclables
As a general rule, recyclables are put out at the same station ondifferent days in a week.
● Waste station● Recyclables station (bottles, cans, PET bottles)

6Collection vehicles■New large special-purpose truck■Small compression truck

Mainly for collection on major roads and large
condominium complexes.

Used as the main force in collection■Small special-purpose truck
Collection in narrow alleys, etc.

■Small, lightweight freight truck
Collection in the narrowest alleys and for picking up
illegally dumped items.

■Normal freight truck for collecting recyclables
Collection of recyclables

7No. of collection vehicles (per day)■Waste●New large special-purpose trucks: 2●Small compressor trucks: 22●Small special-purpose trucks: 3●Small, lightweight freight trucks: 8■Recyclables●Normal freight trucks forcollecting recyclables: 24

8Collection plan and changes in various factors

Separated
items

Regional
characteristics■Collection plan
Route, Area
Vehicle Type &Numbers

Collection days

Volume andcomposition of waste
9Formulation of collection plan
■ Collection operations for one day

Estimated waste volume

Small special-purpose compressor truck

×20 trucks×6 trips
2 workers

・・・・・・

1.5 t/ truck
・・・・・・
Collected volume for 1 day =217.1 tons

Small special-purpose trucks

×2 trucks×6 trips
2 workers

・・・・・

0.85 t/ truck
・・・・・

New large special-purpose truck
No. of workers for 1 day = 50

×2 trucks×6 trips
3 workers

2.24 t/ truck

No. of employed staff
10Collection diagram
Waste collection office(1) Leave garage

Area B(3) Return to garage narrow roads(1) Leave garage(2) Work operations

Area Anormal area

(2) Work operations

Incineration plant× 6 trips

× 6 trips

11Collection areas by day

Tue/Fri collection
area for combustibles
Wed/Sat collection
area for combustibles

Mon/Thu collection
area for combustibles
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Necessary for efficient collection
Cooperation from residents including
thorough separation.
Good location for processing facilities, etc.
Technology for purpose-built vehicles, etc.
Establishment of an efficient organizationand chain of command.
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Thank you for your attention

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