1042. A reinforced concrete beam 6 m long and perfectly re- strained at the ends is to carry a live load of 20 kN/m in addition to its weight. Assuming d = 600 mm, design a beam with balanced-stress = 120 MPa, and n = 10. Allow 50 reinforcement, using f = 6 MPa, f, 2400 kg/m³. (Use the hint in Problem 1041.) mm of concrete below the reinforcing steel. The density of concrete is = 1100 mm² ced-stress 1043. Ans. b = 219 mm; A,

Structural Analysis
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Chapter2: Loads On Structures
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7,6 = 267m
Own. Since the
Force 7 in the
1042. A reinforced concrete beam 6 m long and perfectly re-
strained at the ends is to carry a live load of 20 kN/m in addition to its
weight. Assuming d
reinforcement, using f = 6 MPa, f,
600 mm, design a beam with balanced-stress
120 MPa, and n = 10. Allow 50
2400 kg/m³. (Use the hint in Problem 1041.)
mm of concrete below the reinforcing steel. The density of concrete is
1043.
Ans. b = 219 mm; 4, 1100 mm²
ced-stress
Transcribed Image Text:7,6 = 267m Own. Since the Force 7 in the 1042. A reinforced concrete beam 6 m long and perfectly re- strained at the ends is to carry a live load of 20 kN/m in addition to its weight. Assuming d reinforcement, using f = 6 MPa, f, 600 mm, design a beam with balanced-stress 120 MPa, and n = 10. Allow 50 2400 kg/m³. (Use the hint in Problem 1041.) mm of concrete below the reinforcing steel. The density of concrete is 1043. Ans. b = 219 mm; 4, 1100 mm² ced-stress
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