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Elementary Structural Analysis and Design of Buildings: A Guide for Practicing Engineers and Students

50 SOLVED PROBLEMS

Question: 6.1

Building design example of a special concentrically braced frame This problem requires the determination of the seismic loads based on the location of the building and design of a steel special concentric-braced frame system based on AISC seismic provisions to resist seismic lateral loading. In ...

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Typical gravity loading is as follows: • D_...
Question: 10.7

Determine the maximum and minimum pile load ...

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The maximum and minimum pile load is found by cons...
Question: 10.3

Eccentrically loaded isolated spread footing The 24-in thick, 10 ft × 8 ft, isolated footing has a concrete column, which is built eccentric to the center of the footing, along the long dimension of the footing, as shown in Figure 10.18. The footing is supporting 100 kips of dead load and 90 kips ...

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Determine the soil pressure distribution along the...
Question: 3.17

Vertical irregularity type 5a and 5b: weak and extreme weak story The shear strengths are given for the piers of the three-story (concrete masonry unit [CMU]) masonry building shown in Figure 3.32, in Table 3.7. Determine if a weak story irregularity exists. ...

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The total shear at each floor level is calculated ...
Question: 8.3

Chord force determination in shear wall Using the design story shears due to wind from Example 8.1, design the building’s east side shear walls at the main level (Figure 8.11). ...

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The design story shears act at the top of the main...
Question: 8.2

Diaphragm design and collector analysis The second floor diaphragm of the building in Example 8.1 is subject to the seismic load, FP, based on anchorage to flexible diaphragm force shown in Figure 8.8. Open web wood trusses span, N–S, 45 ft. They are spaced at 2 ft O.C., and have a 2″ nominal truss ...

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Use basic load combinations from IBC ASD: U...
Question: 8.1

Plywood diaphragm analysis and chord splice design This example illustrates an analysis of a flexible diaphragm and splice connector of a diaphragm chord. Wind pressure = 23 psf. The building shown in Figure 8.1 is a three-story wood-framed building. The building is 45 ft × 75 ft. The main level ...

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The design shear for the roof, the third- and the ...
Question: 4.3

Multistory frame with pin supports and varying heights, bay widths, and loads Determine the reactions of the frame and the moments, shears, and axial forces for the beams and columns shown in Figure 4.22. ...

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Step 1: Find the reactions of the system beginning...
Question: 5.5

Vertical combination of systems in the same direction Determine the appropriate response modification factors and seismic design coefficients for the vertical combination of lateral structural system shown in Figure 5.20. ...

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From ASCE-7 T 12.12-1 SSMF R =8, Ω_0=3,C_d=...
Question: 5.4

Horizontal combination of systems in the same direction Determine the appropriate response modification factors and design coefficients for the lateral structural system shown in Figure 5.18. • The building is assumed to have rigid diaphragm floors. • Special reinforced concrete building frame ...

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From ASCE-7 T 12.2-1 SRCSW R =6, Ω_0 =2\fra...
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