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10, A w24x 55 floor beam supports a 4-inch-thick reinforced concrete slab with an effective width...
4. A W12x50 beam acts compositely with a 4.5-inch concrete slab. The effective slab width is...
4. A W12x50 beam acts compositely with a 4.5-inch concrete slab. The effective slab width is 70 inches. Shoring is not used. Applied bending moments are as follows: from the beam, Mbeam = 14 ft-kips; from the weight of slab, Msiab-78 ft-kips; and from the live load, M1-150 ft kips. Steel is A992, the compressive strength of concrete at 28 days is 4ksi. Determine whether the flexural strength of this beam is adequate. Assume full composite action and assume that...
Please refer AISC 15th edition 3. A composite beam consists of a concrete slab that has an effective width be 72-in...
Please refer AISC 15th edition
3. A composite beam consists of a concrete slab that has an effective width be 72-in and a thickness t 7-in. Compressive strength of concrete is 4 ksi. The slabis connected to a A992 steel beam (W36x160) with an adequate number of steel studs to produce a fully composite beam. Determine the nominal moment strength of this beam.
IL. A W 14x 22 acts compositely with a 4-inch-thick floor slab whose effective width b is 90 inch...
IL. A W 14x 22 acts compositely with a 4-inch-thick floor slab whose effective width b is 90 inches. The beams are spaced at 6 feet, and the span length is 30 feet. The superimposed loads are as follows: construction load 20psf, partition load-10psf, weight of ceiling and light fixtures-5 and live load-60 psf . A992 steel is used, and fo 4 ksi a. Compute the maximum deflection before the concrete has cured b. Compute the maximum deflection after composite...
Please refer AISC 15th edition 4. A composite floor system consists of a 5-inch slab which...
Please refer AISC 15th edition
4. A composite floor system consists of a 5-inch slab which is supported by W14x30 beams without shoring. Fy-50 ksi, strength of concrete is 4ksi, beam spacing is 8-ft, the effective width is 81-inches, and the span is 35-ft. Construction load is 20 psf and the live load is 160 psf. Compute the maximum deflection before the concrete has cured. (credit weight 20)
Based on tributary load analysis, the dead and live loads, wd and wų, respectively, acting on...
Based on tributary load analysis, the dead and live loads, wd and wų, respectively, acting on a beam in a vertical load resisting system are shown below. The concrete is normalweight with compressive strength f=5000 psi. Note that the given dead load includes the self-weight of the beam and slab. Section wp=1.2 kip/ft, wu=1.5 kip/ft be-45 inch 5 inch 1 30 inch B A 10 inch In=10 ft 1. Design and detail the beam for positive flexure at section A....
Example CVEG 4303: Reinforced Concrete I One-Way Slabs A 5" thick concrete slab is reinforced for...
Example CVEG 4303: Reinforced Concrete I One-Way Slabs A 5" thick concrete slab is reinforced for tension with #4 bars spaced at 7". The effective depth is 4" Grade 60 bars and 8,ooo psi concrete will be used. 1.) Determine the design bending strength (фМп) of the slab. 2.) Check that ACI requirements for rebar strain, rebar spacing, and minimum reinforcement are met (ACI 7.3.3.1, ACI 24.3.2, and ACI 7.6.1.1 respectively). Note: Do not need to check temperature and shrinkage...
Design a rectangular reinforced concrete cantilever balcony beam of 2.5m span for a high-rise apartment building...
Design a rectangular reinforced concrete cantilever balcony beam of 2.5m span for a high-rise apartment building to satisfy the ultimate limit state requirements based on the following descriptions: Characteristic compressive strength of concrete at 28 days ) 32MPa - Depth of beam is restricted to 400mm, width can be considered as 200mnm " Permanent load (G) on the beam is 12kN/m . Imposed load (Q) is 5kN/m " Building is situated in Brisbane " Allowable total deflection is span/125 Check...
A reinforced concrete beam with dimensions (300 mm * 800 mm) subjected to a service dead...
A reinforced concrete beam with dimensions (300 mm * 800 mm) subjected to a service dead load moment (MD=500 kN.m) and a service live load moment (ML = 400 kN.m). Design the section as a double reinforced section (the dimensions can't be increased). Place the compression reinforcement at 65 mm from the compression face. Compressive strength of concrete; fe 28 MPa, yielding stress of reinforcement; fy= 420 MPa. Assume 30 mm to be used in the tension (two layers), 26...
A reinforced concrete beam with dimensions (300 mm * 800 mm) subjected to a service dead...
A reinforced concrete beam with dimensions (300 mm * 800 mm) subjected to a service dead load moment (MD= 500 kN.m) and a service live load moment (ML = 400 kN.m). Design the section as a double reinforced section (the dimensions can't be increased). Place the compression reinforcement at 65 mm from the compression face. Compressive strength of concrete; fc = 28 MPa, yielding stress of reinforcement; fy= 420 MPa. Assume 30 mm to be used in the tension (two...
A rectangular steel-reinforced concrete beam supports a uniformly distributed load of 875 lb/ft (including the beam...
A rectangular steel-reinforced concrete beam supports a uniformly distributed load of 875 lb/ft (including the beam weight) for a span of 24 ft. The breadth of the beam is 12 in. Concrete with a specified compressive of 3000 lb/sqin and grade 60 steel for tensile and web reinforcement are specified. Four longitudinal tensile bars are to be used. If required, No. 3 stirrups will be used. Determine the minimum effective depth of the beam section (Round to the nearest inch...
4. A W12x50 beam acts compositely with a 4.5-inch concrete slab. The effective slab width is 70 inches. Shoring is not used. Applied bending moments are as follows: from the beam, Mbeam = 14 ft-kips; from the weight of slab, Msiab-78 ft-kips; and from the live load, M1-150 ft kips. Steel is A992, the compressive strength of concrete at 28 days is 4ksi. Determine whether the flexural strength of this beam is adequate. Assume full composite action and assume that...
Please refer AISC 15th edition
3. A composite beam consists of a concrete slab that has an effective width be 72-in and a thickness t 7-in. Compressive strength of concrete is 4 ksi. The slabis connected to a A992 steel beam (W36x160) with an adequate number of steel studs to produce a fully composite beam. Determine the nominal moment strength of this beam.
IL. A W 14x 22 acts compositely with a 4-inch-thick floor slab whose effective width b is 90 inches. The beams are spaced at 6 feet, and the span length is 30 feet. The superimposed loads are as follows: construction load 20psf, partition load-10psf, weight of ceiling and light fixtures-5 and live load-60 psf . A992 steel is used, and fo 4 ksi a. Compute the maximum deflection before the concrete has cured b. Compute the maximum deflection after composite...
Please refer AISC 15th edition
4. A composite floor system consists of a 5-inch slab which is supported by W14x30 beams without shoring. Fy-50 ksi, strength of concrete is 4ksi, beam spacing is 8-ft, the effective width is 81-inches, and the span is 35-ft. Construction load is 20 psf and the live load is 160 psf. Compute the maximum deflection before the concrete has cured. (credit weight 20)
Based on tributary load analysis, the dead and live loads, wd and wų, respectively, acting on a beam in a vertical load resisting system are shown below. The concrete is normalweight with compressive strength f=5000 psi. Note that the given dead load includes the self-weight of the beam and slab. Section wp=1.2 kip/ft, wu=1.5 kip/ft be-45 inch 5 inch 1 30 inch B A 10 inch In=10 ft 1. Design and detail the beam for positive flexure at section A....
Example CVEG 4303: Reinforced Concrete I One-Way Slabs A 5" thick concrete slab is reinforced for tension with #4 bars spaced at 7". The effective depth is 4" Grade 60 bars and 8,ooo psi concrete will be used. 1.) Determine the design bending strength (фМп) of the slab. 2.) Check that ACI requirements for rebar strain, rebar spacing, and minimum reinforcement are met (ACI 7.3.3.1, ACI 24.3.2, and ACI 7.6.1.1 respectively). Note: Do not need to check temperature and shrinkage...
Design a rectangular reinforced concrete cantilever balcony beam of 2.5m span for a high-rise apartment building to satisfy the ultimate limit state requirements based on the following descriptions: Characteristic compressive strength of concrete at 28 days ) 32MPa - Depth of beam is restricted to 400mm, width can be considered as 200mnm " Permanent load (G) on the beam is 12kN/m . Imposed load (Q) is 5kN/m " Building is situated in Brisbane " Allowable total deflection is span/125 Check...
A reinforced concrete beam with dimensions (300 mm * 800 mm) subjected to a service dead load moment (MD=500 kN.m) and a service live load moment (ML = 400 kN.m). Design the section as a double reinforced section (the dimensions can't be increased). Place the compression reinforcement at 65 mm from the compression face. Compressive strength of concrete; fe 28 MPa, yielding stress of reinforcement; fy= 420 MPa. Assume 30 mm to be used in the tension (two layers), 26...
A reinforced concrete beam with dimensions (300 mm * 800 mm) subjected to a service dead load moment (MD= 500 kN.m) and a service live load moment (ML = 400 kN.m). Design the section as a double reinforced section (the dimensions can't be increased). Place the compression reinforcement at 65 mm from the compression face. Compressive strength of concrete; fc = 28 MPa, yielding stress of reinforcement; fy= 420 MPa. Assume 30 mm to be used in the tension (two...
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