Me lesio Q4) Concrete is required for walls of a building that will be moderately exposed to Intrained freezing and thawing. The cross section of a wall is 300 x 1500 mm. The smallest spacing between reinforcing steel is 50 mm. The specified compressive strength of Complessive strength concrete at 28 days is 21.5 MPa and a slump of 50 mm. Portland cement type I is used with specific gravity of 3.15, maximum size of aggregate 25 mm and fineness modulus of fine aggregate is 2.4, absorption capacity and moisture content of fine aggregate are of 0.8%, and 1.75% respectively. The dry-rodded unit weight of coarse aggregate is 1650 kg/m³, absorption capacity and moisture content of coarse aggregate are of 0.8%, and 1.75% respectively. Both aggregates have a bulk specific gravity (SSD) of 2.65. The aggregates conform to the ASTM C33-84 requirements for grading. Estimate the quantity of (cement, fine aggregate, coarse 94 8.75 aggregate and water) for 1m³ concrete. 3 Thee* 2:66 = 94875 15
Me lesio Q4) Concrete is required for walls of a building that will be moderately exposed to Intrained freezing and thawing. The cross section of a wall is 300 x 1500 mm. The smallest spacing between reinforcing steel is 50 mm. The specified compressive strength of Complessive strength concrete at 28 days is 21.5 MPa and a slump of 50 mm. Portland cement type I is used with specific gravity of 3.15, maximum size of aggregate 25 mm and fineness modulus of fine aggregate is 2.4, absorption capacity and moisture content of fine aggregate are of 0.8%, and 1.75% respectively. The dry-rodded unit weight of coarse aggregate is 1650 kg/m³, absorption capacity and moisture content of coarse aggregate are of 0.8%, and 1.75% respectively. Both aggregates have a bulk specific gravity (SSD) of 2.65. The aggregates conform to the ASTM C33-84 requirements for grading. Estimate the quantity of (cement, fine aggregate, coarse 94 8.75 aggregate and water) for 1m³ concrete. 3 Thee* 2:66 = 94875 15
Chapter2: Loads On Structures
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Problem 1P
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Transcribed Image Text:ve
st Semest
desi
Q4)
Concrete is required for walls of a building that will be moderately exposed to
Intrained
freezing and thawing. The cross section of a wall is 300 x 1500 mm. The smallest
spacing between reinforcing steel is 50 mm. The specified compressive strength of
Compressive strengthe
3
concrete at 28 days is 21.5 MPa and a slump of 50 mm. Portland cement type I is
used with specific gravity of 3.15, maximum size of aggregate 25 mm and fineness
modulus of fine aggregate is 2.4, absorption capacity and moisture content of fine
aggregate are of 0.8%, and 1.75% respectively. The dry-rodded unit weight of
coarse aggregate is 1650 kg/m³, absorption capacity and moisture content of coarse
aggregate are of 0.8%, and 1.75% respectively. Both aggregates have a bulk
specific gravity (SSD) of (2.65. The aggregates conform to the ASTM C33-84
requirements for grading. Estimate the quantity of (cement, fine aggregate, coarse
94 8.75
aggregate and water) for 1m³ concrete.
Tooox 2.65
alka slump
=
948.75
2650
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