SPECIFICATION OF MATERIALS (Concrete Class E-2,Strength 21 Mpa)
Stone Chips
| Materials | Specification |
|---|---|
| Crushed Stone Chips (Pakur) | 20 mm down well graded, LAA<30 |
| Sylhet Sand 50% | FM>1.8,Free from any impurities or dust |
| Local Sand 50% | FM>1.2,Free from any impurities or dust |
| Cement (OPC) | PCC, Comply with ASTM standard |
Brick Chips
| Materials | Specification |
|---|---|
| Ist Class Picket Bricks Chips | 20 mm down well graded, LAA<30 |
| Sylhet Sand 50% | FM>1.8,Free from any impurities or dust |
| Local Sand 50% | FM>1.2,Free from any impurities or dust |
| Cement (OPC) | PCC, Comply with ASTM standard |
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