Ready-reckoner for material quantities in common construction activities. Includes dry volume conversion factor (1.52–1.54) for concrete, mortar consumption for masonry and plastering.
Concrete — per m³ (wet volume)
Dry volume = 1.52 × wet volume. 1 bag cement = 50 kg = 0.035 m³
| Work Item | Cement | Sand | Aggregate | Other |
|---|
| M10 (1:3:6) — PCC | 4.2 bags (210 kg) | 0.44 m³ (680 kg) | 0.88 m³ (1410 kg) | |
| M15 (1:2:4) — PCC/Lean RCC | 6.3 bags (315 kg) | 0.44 m³ (680 kg) | 0.88 m³ (1410 kg) | |
| M20 (1:1.5:3) — RCC | 8.0 bags (400 kg) | 0.42 m³ (650 kg) | 0.84 m³ (1340 kg) | |
| M25 (1:1:2) — RCC | 10.8 bags (540 kg) | 0.38 m³ (590 kg) | 0.76 m³ (1220 kg) | |
Brickwork — per m³
Standard brick: 230×115×75mm. With 10mm mortar joints.
| Work Item | Cement | Sand | Aggregate | Other |
|---|
| Brick masonry (CM 1:6) | 1.3 bags (63 kg) | 0.27 m³ | | 500 bricks |
| Brick masonry (CM 1:4) | 1.8 bags (90 kg) | 0.25 m³ | | 500 bricks |
| Brick masonry (CM 1:3) | 2.2 bags (110 kg) | 0.23 m³ | | 500 bricks |
| Half-brick wall per m² (115mm thick) | 0.6 bags (30 kg) | 0.02 m³ | | 58 bricks |
| One-brick wall per m² (230mm thick) | 1.2 bags (60 kg) | 0.04 m³ | | 117 bricks |
Plastering — per m² (single coat)
Dry volume factor = 1.33 for mortar.
| Work Item | Cement | Sand | Aggregate | Other |
|---|
| 12mm thick (CM 1:6) — interior | 0.16 bags (8 kg) | 0.012 m³ | | |
| 12mm thick (CM 1:4) — exterior | 0.22 bags (11 kg) | 0.011 m³ | | |
| 15mm thick (CM 1:6) — ceiling | 0.20 bags (10 kg) | 0.015 m³ | | |
| 20mm thick (CM 1:4) — exterior | 0.36 bags (18 kg) | 0.018 m³ | | |
| Two-coat: 12mm base + 8mm neat | 0.35 bags (17 kg) | 0.012 m³ | | |
Flooring — per m²
| Work Item | Cement | Sand | Aggregate | Other |
|---|
| PCC bed 75mm (1:2:4) | 0.47 bags (24 kg) | 0.033 m³ | 0.066 m³ | |
| PCC bed 100mm (1:2:4) | 0.63 bags (32 kg) | 0.044 m³ | 0.088 m³ | |
| Tile fixing (CM 1:4, 20mm bed) | 0.30 bags (15 kg) | 0.015 m³ | | |
| IPS Flooring 40mm (1:2:4) | 0.26 bags (13 kg) | 0.018 m³ | 0.035 m³ | |
Painting — per 100 m²
Two coats unless noted otherwise.
| Work Item | Cement | Sand | Aggregate | Other |
|---|
| Wall putty (2 coats) | | | | 100–140 kg putty |
| Cement primer (1 coat) | | | | 10–12 L primer |
| Emulsion paint (2 coats) | | | | 12–15 L paint |
| Enamel paint (2 coats — wood/metal) | | | | 8–10 L paint |
| Whitewash (3 coats) | | | | 5 kg lime |
Thumb Rules — For a 1000 sqft (93 m²) House
Approximate values for G+1 residential construction.
| Work Item | Cement | Sand | Aggregate | Other |
|---|
| Cement | 400–450 bags | | | 20–22.5 tonnes |
| Steel | | | | 3.5–4.5 tonnes (3.5–4.5 kg/sqft) |
| Sand (river/M-sand) | | 38–45 m³ | | ~2.5 truck loads |
| Aggregate (20mm) | | | 28–35 m³ | ~2 truck loads |
| Bricks | | | | 15,000–18,000 nos |
| Water | | | | For construction only |
Generated by InfraLens · infralens.in