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Question 1: Calculate Ig and Icr for cross sections (a) and (b) shown in Figure (1). Given: fc=4,000 psi, Normal-Weight...
TOIMII. (10 points) Compute V. for the sections shown. Use fc' = 4,000 psi and fy=...
TOIMII. (10 points) Compute V. for the sections shown. Use fc' = 4,000 psi and fy= 50,000 psi. 5 in #3 stirrups 8 in. 27 in. 30 in. #4 stirrups @ 6 in 22 in. 32 in. 3 in 16 in Problem 2. (10 points) For the given beam and load, select stirrup spacings. Assume #4 U-stirrups (fyt = 60,000 psi) and normalweight concrete with fe' = 4,000 psi. Show your shear diagram and the important values. Also, show the...
1. For the cross section and loading shown below. [50 points] 10" fc-5500 psi 60,000 psi...
1. For the cross section and loading shown below. [50 points] 10" fc-5500 psi 60,000 psi Concrete unit weight 150 pcf 18.5, P,-15 kips w 1,500 lb/ft 32" 25" 37 (12) #8 15" a. Calculate the gross moment of inertia, Ig, and the location of the centroid, ybar (from the bottom) Neglect the steel when calculating Ig. [10 points] b. What is the cracking moment, Mcr? [5 points] c. Calculate the cracked transformed moment of inertia, Icr. [10 points] d....
Assume normal concrete weight (wc = 143 lb/ft) with specified compressive strength fc = 4,000 psi,...
Assume normal concrete weight (wc = 143 lb/ft) with specified compressive strength fc = 4,000 psi, and steel Grade 60 (fy = 60,000 psi). For design loads assume dead load wd = 30 lb/ft? (excluding self-weight) and live load we = 100 lb/ft. Finally assume that the steel percentage ratio is equal to p= 0.18fc/fy. Design an interior one-way simply supported slab with a 15 ft span using the above assumptions. Show sketches of one-way slab cross section, including reinforcing...
B. Design an interior one-way slab considering the given loading. The weight of the slab is...
B. Design an interior one-way slab considering the given loading. The weight of the slab is not included in the given loading. Include a reasonable estimate for the slab weight. Use Pmax = 0.18 fc/fy. Choose a es not exceed twice the thickness of the slab. Show sketch of cross section including bars sizes and spacing. Assume normal weight concrete that weighs 150 pcf, fy = 60,000 psi, fc = 4,000 psi. W. = 100 psf
For Problems 1 and 2, design rectangular sections for the beams. Loads and Density values are...
For Problems 1 and 2, design rectangular sections for the beams.
Loads and Density values are shown. Beam weights are not included
in the loads shown. Show sketches of cross sections, including bar
sizes, arrangement, and spacing. Assume concrete weighs 150
lb/ft3, fy = 60,000 psi, and fc′ =4000 psi, unless given
otherwise.
2. Design a cantilever beam. The loading cases are shown in Figure 2: Wp = 3 k/ft, w, = 1 kft MITIMIZ 12f- Use p= 0.1852 Figure...
5.7. Compute the siresses in the compression sieel. f for the crosS sections shown in Fig.5.38....
5.7. Compute the siresses in the compression sieel. f for the crosS sections shown in Fig.5.38. Also compute the nominal moment strength for the section in pan (b). Given 6000 psi (414 MPa),normal-weight concrete 60.0000 psi (414 MPa) .5 in 63.5 mmn 2.5 in (63.5 mm 2 No. 8 2 No, 5 3 No. 9 4 No. 9 10 in. in, (254.0 mm) 163,5 mm 12 in, 304.8 mm (al lb) Figure 5.38 We were unable to transcribe this image
Problem 3 Assume normal concrete weight (wc = 143 lb/ft) with specified compressive strength fc =...
Problem 3 Assume normal concrete weight (wc = 143 lb/ft) with specified compressive strength fc = 4,000 psi, and steel Grade 60 (fy = 60,000 psi). For design loads assume dead load wd = 30 lb/ft? (excluding self-weight) and live load wų = 100 lb/ft. Finally assume that the steel percentage ratio is equal to p= 0.18fc'/fy. Design an interior one-way simply supported slab with a 15 ft span using the above assumptions. Show sketches of one-way slab cross section,...
Find the maximum design axial load strength for the tied column of cross section shown in Figure 1.1. Check the ties. Assume a short column. Use f’c = 4000 psi and fy = 60,000 psi for both longitudina...
Find the maximum design axial load strength for the tied column
of cross section shown in Figure 1.1. Check the ties. Assume a
short column. Use f’c = 4000 psi and fy = 60,000 psi for both
longitudinal steel and ties. Also, draw the flexural and shear
reinforcement on a sketch.
Case 1: Design of Short Columns- Small Eccentricity Find the maximum design axial load strength for the tied column of cross section shown in Figure 1.1. Check the ties....
Problem 4 Load and Load Combinations (50pts) With fy 60,000 psi and fc' 4000 psi, select...
Problem 4 Load and Load Combinations (50pts) With fy 60,000 psi and fc' 4000 psi, select the tensile reinforcing for the edge L beam AB for the floor system shown in Figure 4.1. The cross section of the floor system is shown in Figure 4.2. Note that LI = 6ft and L2 = 12ft. Assume simple supports at sides A and B. The live load is to be 80 psf, while the dead load in addition to the concrete's weight...
Problem ll The figure below shows a cantilever beam with b = 12-in containing 3-No 7 bars that are anchored in the column by standard 90° hooks. fc 4500 psi (normal weight) and fy- 60,000 psi. If the...
Problem ll The figure below shows a cantilever beam with b = 12-in containing 3-No 7 bars that are anchored in the column by standard 90° hooks. fc 4500 psi (normal weight) and fy- 60,000 psi. If the steel is stressed to fy at the face of the column, can these bars: a) be anchored by hooks into the column? The clear cover to the side of the hook is 2 34 -in. The clear cover to the bar extension...
TOIMII. (10 points) Compute V. for the sections shown. Use fc' = 4,000 psi and fy= 50,000 psi. 5 in #3 stirrups 8 in. 27 in. 30 in. #4 stirrups @ 6 in 22 in. 32 in. 3 in 16 in Problem 2. (10 points) For the given beam and load, select stirrup spacings. Assume #4 U-stirrups (fyt = 60,000 psi) and normalweight concrete with fe' = 4,000 psi. Show your shear diagram and the important values. Also, show the...
1. For the cross section and loading shown below. [50 points] 10" fc-5500 psi 60,000 psi Concrete unit weight 150 pcf 18.5, P,-15 kips w 1,500 lb/ft 32" 25" 37 (12) #8 15" a. Calculate the gross moment of inertia, Ig, and the location of the centroid, ybar (from the bottom) Neglect the steel when calculating Ig. [10 points] b. What is the cracking moment, Mcr? [5 points] c. Calculate the cracked transformed moment of inertia, Icr. [10 points] d....
Assume normal concrete weight (wc = 143 lb/ft) with specified compressive strength fc = 4,000 psi, and steel Grade 60 (fy = 60,000 psi). For design loads assume dead load wd = 30 lb/ft? (excluding self-weight) and live load we = 100 lb/ft. Finally assume that the steel percentage ratio is equal to p= 0.18fc/fy. Design an interior one-way simply supported slab with a 15 ft span using the above assumptions. Show sketches of one-way slab cross section, including reinforcing...
B. Design an interior one-way slab considering the given loading. The weight of the slab is not included in the given loading. Include a reasonable estimate for the slab weight. Use Pmax = 0.18 fc/fy. Choose a es not exceed twice the thickness of the slab. Show sketch of cross section including bars sizes and spacing. Assume normal weight concrete that weighs 150 pcf, fy = 60,000 psi, fc = 4,000 psi. W. = 100 psf
For Problems 1 and 2, design rectangular sections for the beams.
Loads and Density values are shown. Beam weights are not included
in the loads shown. Show sketches of cross sections, including bar
sizes, arrangement, and spacing. Assume concrete weighs 150
lb/ft3, fy = 60,000 psi, and fc′ =4000 psi, unless given
otherwise.
2. Design a cantilever beam. The loading cases are shown in Figure 2: Wp = 3 k/ft, w, = 1 kft MITIMIZ 12f- Use p= 0.1852 Figure...
5.7. Compute the siresses in the compression sieel. f for the crosS sections shown in Fig.5.38. Also compute the nominal moment strength for the section in pan (b). Given 6000 psi (414 MPa),normal-weight concrete 60.0000 psi (414 MPa) .5 in 63.5 mmn 2.5 in (63.5 mm 2 No. 8 2 No, 5 3 No. 9 4 No. 9 10 in. in, (254.0 mm) 163,5 mm 12 in, 304.8 mm (al lb) Figure 5.38 We were unable to transcribe this image
Problem 3 Assume normal concrete weight (wc = 143 lb/ft) with specified compressive strength fc = 4,000 psi, and steel Grade 60 (fy = 60,000 psi). For design loads assume dead load wd = 30 lb/ft? (excluding self-weight) and live load wų = 100 lb/ft. Finally assume that the steel percentage ratio is equal to p= 0.18fc'/fy. Design an interior one-way simply supported slab with a 15 ft span using the above assumptions. Show sketches of one-way slab cross section,...
Find the maximum design axial load strength for the tied column
of cross section shown in Figure 1.1. Check the ties. Assume a
short column. Use f’c = 4000 psi and fy = 60,000 psi for both
longitudinal steel and ties. Also, draw the flexural and shear
reinforcement on a sketch.
Case 1: Design of Short Columns- Small Eccentricity Find the maximum design axial load strength for the tied column of cross section shown in Figure 1.1. Check the ties....
Problem 4 Load and Load Combinations (50pts) With fy 60,000 psi and fc' 4000 psi, select the tensile reinforcing for the edge L beam AB for the floor system shown in Figure 4.1. The cross section of the floor system is shown in Figure 4.2. Note that LI = 6ft and L2 = 12ft. Assume simple supports at sides A and B. The live load is to be 80 psf, while the dead load in addition to the concrete's weight...
Problem ll The figure below shows a cantilever beam with b = 12-in containing 3-No 7 bars that are anchored in the column by standard 90° hooks. fc 4500 psi (normal weight) and fy- 60,000 psi. If the steel is stressed to fy at the face of the column, can these bars: a) be anchored by hooks into the column? The clear cover to the side of the hook is 2 34 -in. The clear cover to the bar extension...
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