Theory & Articles, Blog #05
Usage of Scrap Materials After Building Construction – Context of Bangladesh
Reducing Waste and Promoting Circular Construction
Topic: Usage of Scrap Materials After Building Construction – Context of Bangladesh
Subtitle: Reducing Waste and Promoting Circular Construction
Presented by: MD. Faisal Chowdhury (Sr. Executive-Architect)
Date: 06.11.2025
Introduction
- Every year, Bangladesh generates thousands of tons of construction and demolition (C&D) waste.
- Limited landfill space and environmental concerns are driving the need for sustainable reuse.
- Scraped materials can be reused or repurposed for affordable construction, infrastructure, or landscaping.
- Need for sustainable construction practices.
- Reusing scrap materials reduces environmental impact, saves cost, and creates jobs.
What Are Scrap Materials?
- Definition: Materials left after construction or demolition – e.g., bricks, concrete chunks, wood, steel, glass.
- Examples:
- Concrete and bricks
- Steel and rebar
- Timber and plywood
- Glass and ceramics
A. Reuse of Concrete and Bricks
1. Bench
2. Outdoor & Indoor Garden
3. Office Desk
4. Interior Solution
5. Sculpture
B. Reuse of Steel & Rebar
1. Sculpture
2. Door Handle
3. Coffee Table
C. Reuse of Timber, Wood & Board
Why Reuse Scrap Materials?
- Environmental Benefits:
- Reduces landfill use
- Cuts CO2 emissions
- Economic Benefits:
- Lowers material costs
- Generates income from resale
- Social Benefits:
- Employs informal labor sectors
Reuse Applications in Bangladesh
- Crushed concrete for road base
- Reused bricks in rural construction
- Recycled steel in rebar production
- Wooden planks for scaffolding and furniture
