Final Disposal of Solid Waste Management

Group members Group members

Bani Amin-(11205004)Bani Amin-(11205004)Dewan Parijatul Islam-(11205009)Dewan Parijatul Islam-(11205009)Mehedi Hasan Shourav-(11205019)Mehedi Hasan Shourav-(11205019)Umme Kulsum -(11205021)Umme Kulsum -(11205021)A.R. Atiq-(11205026)A.R. Atiq-(11205026)

Overview

Definition of waste disposal

Proper disposition of a discarded or discharged material in

accordance with local environmental guidelines or laws..

Disposal is done when no alternative exist

Organizations working on solid waste management

The Municipal Government (City Corporation).

The Formal Private (Commercial) like Waste Concern, Bangladesh

Tokai, Vangari shops (Waste retailers)

Community based organizations like Bangladesh Poribeshbadi Andolan (BAPA) Non-paid organizations (NGO’s)

Few basic information of final disposal

The ultimate objective and the final step of solid waste management

Fig: (Scenario of conventional & community based approach to SWM) [4]

Basic strategic ordering of Final Disposal

Storage Collection Transporatation Transfer

Fig: Storage, Collection, Transportation and Transfer to the landfill to dispose [7]

Usual practices for solid waste disposal

Final Disposal

River fillLandfill

Fig : Landfill (left); & Meghna river filled with solid waste by Chandpur Municipality (right)

What is Landfill ?

Landfill is a site for the disposal of waste materials by burial or last resting-place and is the oldest form of waste treatment.

The simplest way to describe landfill is to think of a huge hole in the ground that is gradually filled up with our rubbish

Common practice

Matuail Landfill Site, Dhaka Table 1: Physical characteristics of decomposed solid waste at Matuail Landfill site [ 1(a)]

Table 2: Average concentration of heavy metals in leachate samples (in mg/l) [1(a)]

Leachate: A liquid that has

dissolved or entrained

environmentally harmful

substances

Matuail Landfill Site, Dhaka Graph 1: Average concentration Vs Heavy metals [1(a)]

Fig: Average heavy metal concentration in decomposed solid waste and converted soil sample [1(a)]

Concern before dispose Generation rate of waste

Waste minimization

Waste treatment

Recycling and reuse

Environmental considerations…(Sustainability, Biological reprocessing etc)

Policy and regulation

Education and Training

Planning and Implementation

3 Basic Recommendation

Refuse Reuse Recycle