Monday, September 18, 2017

UNIT WEIGHT OF COMMON CONSTRUCTION MATERIALS

UNIT WEIGHT/DEAD WEIGHT OF CONSTRUCTION MATERIALS

The tables given below give the unit weight or dead weight of some common construction material that is used by designer while computing load related calculation.

1. BITUMINOUS SUBSTANCE

ItemWeight (kg/m3)
Anthracite coal1550
Peat (dry)560 to 640
Charcoal (light)300
Coke1000
Graphite500
Crude oil880
Pitch1010
Coal tar1010

2. EXCAVATED MATERIALS

ItemWeight (kg/m3)
Clay (dry, compact)1440
Clay (damp, compact)1760
Earth (dry)1410 to 1840
Earth (moist)1600 to 2000
Sand (dry)1540 to 1600
Sand (wet)1760 to 2000

3. LIQUIDS

ItemWeight (kg/m3)
Alcohol780
Gasoline670
Ice910
Nitric acid 91 percent1510
Sulphuric acid 87 percent1790
Vegetable oil930
Water (fresh)1000

4. BUILDING MATERIALS

ItemWeight (kg/m3)
Bricks1600 to 1920
Cement (ordinary)1440
Chalk2240
Glass2400 to 2720
Limestone2400 to 2640
Sandstone2250 to 2400
Steel7850
timber650 to 720

5. STRUCTURAL ITEMS, CEILINGS, FINISHES ETC

ItemWeight (kg/m3)
Asbestos cement sheets12 to 15.6
Brick masonry1920
Brick wall, 100 mm thick192
Brick wall, 200 mm thick384
Brick wall, 300 mm thick576
Cement plaster, 25 mm thick25
Concrete, plain2300
Concrete, reinforced2400
Galvanized iron steel, 0.56 mm thick5
Galvanized iron steel, 1.63 mm thick13
Mangalore tiles with battens65
Dry rubble masonry2080

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