4. Check the adequacy of the beam of Q.2 from deflection criteria. The maximum permissible centraldeflection is 1/360 of the span. Use the following formula (from AISC manual given) for deflectioncalculation: I value is supplied in the last table.MLu (k/ft)C = 161C, = 201(a)(b)C = 158 (A @ Center)Cj = 170(c)Loading constants(d)FIGURE 10.7Values of constant C, for use in deflection expression. (Figure 3-2 in AISC Manual.)In this expression, M is the maximum service load moment in ft-k, and it can bebased on the 4 different loading conditions from Fig. 10.7:C, is a constant whose valuecan be determined from Fig. 10.7; L is the span length (ft); and I, is the moment ofinertia (in).

(a) Simply supported beam subjected to udl over entire span: Consider the free body diagram of the…

Check the adequacy of the beam of Q.2 from deflection criteria. The maximum permissible central deflection is 1/360 of the span. Use the following formula (from AISC manual given) for deflection calculation: I value is supplied in the last table.

Check the adequacy of the beam of Q.2 from deflection criteria. The maximum permissible central deflection is 1/360 of the span. Use the following formula (from AISC manual given) for deflection calculation: I value is supplied in the last table.

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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Concept explainers

Beams

In structural engineering, a beam is a component made of a variety of materials (including steel alloys, and wood) that can resist loads applied laterally to the beam axis. Members, elements, rafters, shafts, and purlins are all terms used to describe beams.

Question

4. Check the adequacy of the beam of Q.2 from deflection criteria. The maximum permissible central
deflection is 1/360 of the span. Use the following formula (from AISC manual given) for deflection
calculation: I value is supplied in the last table.
ML
u (k/ft)
C = 161
C, = 201
(a)
(b)
C = 158 (A @ Center)
Cj = 170
(c)
Loading constants
(d)
FIGURE 10.7
Values of constant C, for use in deflection expression. (Figure 3-2 in AISC Manual.)
In this expression, M is the maximum service load moment in ft-k, and it can be
based on the 4 different loading conditions from Fig. 10.7:C, is a constant whose value
can be determined from Fig. 10.7; L is the span length (ft); and I, is the moment of
inertia (in).

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