Basic Information For Civil Engineers
Basic information For Civil Engineers
In this example, the compact portrayal is conferred on a couple of subjects, as an example, steel mass for every meter, set amendment viewpoints, grade of concrete, and also the specific load of planning materials.
The information is extremely helpful for Structural Specialists and Civil Engineers.
Steel weight for each meter
The weight is zero.222 weight unit for six-millimeter steel
The weight is zero.395 weight unit for eight-millimeter steel
The weight is zero.616 weight unit for ten-millimeter steel
The weight is zero.888 weight unit for twelve-millimeter steel
The weight is one.578 weight unit for sixteen-millimeter steel
The weight is two.466 weight units for twenty-millimeter steel
The weight is three.853 weight unit for twenty-five-millimeter steel
The weight is vi.313 weight unit for thirty-two millimeter steel
The weight is nine.865 weight unit for forty-millimeter steel
The unit of steel is calculated by exploiting the next formula: D2/162
Standard Conversion Aspects
One in. = twenty five.4 mm
One yard = zero.9144 m
One feet = zero.3048 m
One meter = three.28084 foot
One Newton = zero.10 kg
One mile = one.6093 km
One mm = 0.0394 inch
Concrete Grade magnitude relation
In accordance with ACI standards, the next ratios should be unbroken for varied classes of concrete grades.
The magnitude relation should be 1:4:8 [Cement: Sand: Aggregate] for M5 concrete grades
The magnitude relation should be 1:3:6 [Cement: Sand: Aggregate] for M10 concrete grades
The magnitude relation should be 1:2:4 [Cement: Sand: Aggregate] for M15 concrete grades
The magnitude relation should be 1:1.5:3 [Cement: Sand: Aggregate] for M20 concrete grades
The magnitude relation should be 1:1:2 [Cement: Sand: Aggregate] for M25 concrete grades
Herein, M indicates combine and M15 indicates the concrete strength obtained succeeding twenty eight days like fifteen N/mm2
Engineering materials weight:
Bitumen adequate 1340 kg/m3
Cement adequate 1440 kg/m3
Cast Iron adequate 7650 kg/m3
Steel adequate 7850 kg/m3
Ice adequate 913 kg/m3
Petrol adequate 690 kg/m3
Water adequate one thousand kg/m3
Standard Reinforcement and Concrete Works Details
The minimum thickness of the block is 125mm.
The absorption of water mustn’t be over fifteen p.c.
Lapping is unacceptable for the bars that have a diameter of over 36mm.
Longitudinal reinforcement ought to be not below zero.8% or in more than 6 June 1944 of gross C/S.
For the sq. column, the minimum bars is four No’s and vi No’s for the circular column.
Lap slices aren’t suggested for a bar that’s larger than 36mm.
PH worth of the water mustn’t be below vi.
Dimension tolerance for cubes ought to be + 2mm.
Densities of various kinds of Construction Materials
Steel = 7850 kg/Cum
Cement = 1440 kg/Cum
Brick = 1682 kg/Cum or 1920 kg/cum
Sand = 1100 to 1600 kg/cum
Water = one thousand kg/cum
R.C.C = 2500 kg/cum (5% of steel)
P.C.C = 2400 kg/cum
Wood = 1100 kg/cum
Crushed Brick = 950-1250 kg/cum
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