Problem 4) Modified Problem 2.29 (page 59, McCormac and Brown, 10th Ed.) Change beam width from 16 in. to 18 in. (c) Find the centroid of the steel bars measured from top of the beam, d = in (d) Determine the depth of equivalent compression block, a = (e) Nominal moment capacity, Mn = in ft*kip

Structural Analysis
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Chapter2: Loads On Structures
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Please answer problem 4 and determine the nominal or theoretical moment capacity Mn of each beam if fy = 60,000 psi f'c = 4000 psi 

Problem 2.29 (Ans. 680.7 ft-k)
24 in.
30 in.
6 #9
3 in.
3 in.
-16 in.
..
Transcribed Image Text:Problem 2.29 (Ans. 680.7 ft-k) 24 in. 30 in. 6 #9 3 in. 3 in. -16 in. ..
Nominal Strength Analysis (Ultimate Strength Stage)
Problem 3) Modified Problem 2.28 (page 59, McCormac and Brown, 10th Ed.)
Change f'. to 5 ksi
(a) Determine the depth of equivalent compression block, a =
in
(b) Nominal moment capacity, Mn =
ft*kip
Problem 4) Modified Problem 2.29 (page 59, McCormac and Brown, 10th Ed.)
Change beam width from 16 in. to 18 in.
(c) Find the centroid of the steel bars measured from top of the beam, d =
in
(d) Determine the depth of equivalent compression block, a =
in
(e) Nominal moment capacity, Mn =
ft*kip
Transcribed Image Text:Nominal Strength Analysis (Ultimate Strength Stage) Problem 3) Modified Problem 2.28 (page 59, McCormac and Brown, 10th Ed.) Change f'. to 5 ksi (a) Determine the depth of equivalent compression block, a = in (b) Nominal moment capacity, Mn = ft*kip Problem 4) Modified Problem 2.29 (page 59, McCormac and Brown, 10th Ed.) Change beam width from 16 in. to 18 in. (c) Find the centroid of the steel bars measured from top of the beam, d = in (d) Determine the depth of equivalent compression block, a = in (e) Nominal moment capacity, Mn = ft*kip
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