Steel Design (Activate Learning with these NEW titles from Engineering!)
6th Edition
ISBN: 9781337094740
Author: Segui, William T.
Publisher: Cengage Learning
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Chapter 9, Problem 9.6.5P
Note For Problems 9.6-1 through 9.6-5, use the lower-bound moment of inertia for deflection of the composite section. Compute this as illustrated in Example 9.7.
9.6-5 For the beam of Problem 9.4-2.
a. Compute the deflections that occur before and after the concrete has cured.
b. It the live toad deflection exceeds
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A beam cast monolithically has the following properties: bf=1200mm, t or hf = 110mm, bw=380mm and h=800mm. It is reinforced with 10D32mm grade 420MPa bars. Concrete strength is assumed to be 27.5MPa and the centroid of tension reinforcement is located 665mm from the outermost compression fiber.
A. Determine maximum nominal moment to ensure tension controlled, kN-m.
B. Calculate the balanced steel area, mm2.
C. Calculate the balanced moment in kN-m.
Details of a rectangular column are as follows:
Column width along X-axis-250 mm
Column Depth along the Y-axis-600 mm
8-25 mm diameter bars distributed equally along the longer sides.
10 mm diameter ties spaced at 10 mm on centers
Concrete 28th day Compressive strength, fc;=20.7 MPa
Reinforcing Steel yield strength, fy-415 MPa
Assume that compression steel yields.
a) Which of the following gives the nominal balanced load Pb (kN). A = 90.4 mm
b) Which of the following gives the nominal axial load (kN) that the column n carry at an
eccentricity of 200 mm along the X axis from the centroidal Y-axis.
The rectangular doubly reinforcement stress concrete block with the arrangement of reinforcement of 2N28
bars on top and 3N28 bars on bottom. The modulus of elasticity are Ec =23,500MPa and Es = 200,000MPa.
Dead load is 18KN/m and live load is 12KN/m.
f' = 25MPa
800
IDE
730
N12 ligs (fsv.f-500MPa)
Ast = 3N28
350
Span = 10m
Figure 3
Calculate the combination load for the reinforcement concrete beam shown in Figure 3. Unit: KN/m
with two decimal. 1.2G+1.5Q=w
Chapter 9 Solutions
Steel Design (Activate Learning with these NEW titles from Engineering!)
Ch. 9 - Prob. 9.1.1PCh. 9 - Prob. 9.1.2PCh. 9 - Prob. 9.1.3PCh. 9 - Prob. 9.1.4PCh. 9 - Prob. 9.1.5PCh. 9 - Prob. 9.1.6PCh. 9 - A W1422 acts compositely with a 4-inch-thick floor...Ch. 9 - Prob. 9.2.2PCh. 9 - Prob. 9.3.1PCh. 9 - Prob. 9.3.2P
Ch. 9 - Prob. 9.4.1PCh. 9 - Prob. 9.4.2PCh. 9 - Prob. 9.4.3PCh. 9 - Prob. 9.4.4PCh. 9 - Prob. 9.4.5PCh. 9 - Prob. 9.5.1PCh. 9 - Prob. 9.5.2PCh. 9 - Prob. 9.5.3PCh. 9 - Note For Problems 9.6-1 through 9.6-5, use the...Ch. 9 - Note For Problems 9.6-1 through 9.6-5, use the...Ch. 9 - Note For Problems 9.6-1 through 9.6-5, use the...Ch. 9 - Note For Problems 9.6-1 through 9.6-5, use the...Ch. 9 - Note For Problems 9.6-1 through 9.6-5, use the...Ch. 9 - Prob. 9.7.1PCh. 9 - Prob. 9.7.2PCh. 9 - Prob. 9.7.3PCh. 9 - Prob. 9.7.4PCh. 9 - Prob. 9.8.1PCh. 9 - Prob. 9.8.2PCh. 9 - A beam must be designed to the following...Ch. 9 - Prob. 9.8.4PCh. 9 - Prob. 9.8.5PCh. 9 - Prob. 9.8.6PCh. 9 - Prob. 9.8.7PCh. 9 - Prob. 9.8.8PCh. 9 - Use the composite beam tables and select a W-shape...Ch. 9 - Prob. 9.8.10PCh. 9 - Prob. 9.10.1PCh. 9 - Prob. 9.10.2P
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