Per the ACI, what is the minimum girder depth (Select a uniform depth for all girders) Material properties are: - Concrete weight: wt = 150 pcf - Concrete compressive strength: f' = 4000 psi - Steel tensile strength: fy = 60 ksi - Stirrup consists of #4 bar - Framing members are not exposed to weather or in contact with soil. Answer from: 24", 30", 36", 28" 30-0¹ B4 Member Solid one- way slabs D4 83 Colm - % 30-07 Dean /16 -Sab Mark 3 co B 30/0 82 D2 TABLE 9.5(a) MINIMUM THICKNESS OF NONPRESTRESSED BEAMS OR ONE-WAY SLABS UNLESS DEFLECTIONS ARE CALCULATED U/18.5 -Ginder 15 Minimum thickness, h One end Both ends Simply supported continuous continuous Cantilever Members not supporting or attached to partitions or other construction likely to be damaged by large deflections €20 1/24 /28 /10 40-0 Beams or ribbed one- way slabs Notes: Values given shall be used directly for members with normalweight concrete and Grade 60 reinforcement. For other conditions, the values shall be modified as follows: 8/21 1/8 a) For lightweight concrete having equilibrium density, we in the range of 90 to 115 lb/lt, the values shall be multiplied by (1.65 -0.005 we) but not less than 1.09. b) For f, other than 60,000 psi, the values shall be multiplied by (0.4+ f/100,000).
Per the ACI, what is the minimum girder depth (Select a uniform depth for all girders) Material properties are: - Concrete weight: wt = 150 pcf - Concrete compressive strength: f' = 4000 psi - Steel tensile strength: fy = 60 ksi - Stirrup consists of #4 bar - Framing members are not exposed to weather or in contact with soil. Answer from: 24", 30", 36", 28" 30-0¹ B4 Member Solid one- way slabs D4 83 Colm - % 30-07 Dean /16 -Sab Mark 3 co B 30/0 82 D2 TABLE 9.5(a) MINIMUM THICKNESS OF NONPRESTRESSED BEAMS OR ONE-WAY SLABS UNLESS DEFLECTIONS ARE CALCULATED U/18.5 -Ginder 15 Minimum thickness, h One end Both ends Simply supported continuous continuous Cantilever Members not supporting or attached to partitions or other construction likely to be damaged by large deflections €20 1/24 /28 /10 40-0 Beams or ribbed one- way slabs Notes: Values given shall be used directly for members with normalweight concrete and Grade 60 reinforcement. For other conditions, the values shall be modified as follows: 8/21 1/8 a) For lightweight concrete having equilibrium density, we in the range of 90 to 115 lb/lt, the values shall be multiplied by (1.65 -0.005 we) but not less than 1.09. b) For f, other than 60,000 psi, the values shall be multiplied by (0.4+ f/100,000).
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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