5.8 The following show the bending moment diagram that was calculated by a computer analysis of a multi-span continuous beam. The beam total length is 60 ft (each square unit is 2 ft long). The calculated bending moments are shown in kip-ft. the maximum positive moment is 39.2 ft kip and maximum negative moment is 47.2 ft-kips. (Positive bending moment indicates tension at bottom of section and is drawn downward). 34.6 -39.2 47.2 ALE HIC #HC Eittho -7.9 10 76 -12.3 K a) Draw the beam elevation diagram and show the location of tension reinforcing bars (top and bottom). The bar development length is 2 ft. Use a straight edge ruler and show the bar length to a correct scale. (For clarity, a beam may be commonly drawn deeper than it would be if drawn to the same scale as its length). b) Determine the number and size of required reinforcing bars for the bending moments (positive and negative). The beam cross-section is 14"-deep by 10" wide. Concrete cover is 1" and stirrups are #4. Material properties are: f'c = 5 ksi fy = 60 ksi

5.8 The following show the bending moment diagram that was calculated by a computer analysis of a multi-span continuous beam. The beam total length is 60 ft (each square unit is 2 ft long). The calculated bending moments are shown in kip-ft. the maximum positive moment is 39.2 ft kip and maximum negative moment is 47.2 ft-kips. (Positive bending moment indicates tension at bottom of section and is drawn downward). 34.6 -39.2 47.2 ALE HIC #HC Eittho -7.9 10 76 -12.3 K a) Draw the beam elevation diagram and show the location of tension reinforcing bars (top and bottom). The bar development length is 2 ft. Use a straight edge ruler and show the bar length to a correct scale. (For clarity, a beam may be commonly drawn deeper than it would be if drawn to the same scale as its length). b) Determine the number and size of required reinforcing bars for the bending moments (positive and negative). The beam cross-section is 14"-deep by 10" wide. Concrete cover is 1" and stirrups are #4. Material properties are: f'c = 5 ksi fy = 60 ksi

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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NOTE: This is a multi-part question. Once an answer is submitted, you will be unable to return to this part. Consider the given beam and loading. Given: P = 5.5 kips. دلالی 6 kip-ft A V\max M\max kips C kip.ft 6 ft P 3 kips 4 kips. D E 6 ft Determine the maximum absolute values of the shear and bending moment. 6 ft 6 ft 12 kip.ft B
The simply supported beam consists of a W14 × 34 structural steel wide-flange shape [E = 29,000 ksi; I = 340 in.4]. For the loading shown, use discontinuity functions to compute (a) the slope of the beam at E and (b) the deflection of the beam at C. Assume w0 = 7 kips/ft, wCD = 5.5 kips/ft, LAB = 7.0 ft, LBC = 7.0 ft, LCD = 9.5 ft, LDE = 4 ft.
The simply supported beam consists of a W14 × 34 structural steel wide-flange shape [E = 29,000 ksi; I = 340 in.4]. For the loading shown, use discontinuity functions to compute (a) the slope of the beam at E and (b) the deflection of the beam at C. Assume w0 = 9 kips/ft, wCD = 4.0 kips/ft, LAB = 8.5 ft, LBC = 8.5 ft, LCD = 11.0 ft, LDE = 5 ft.
Question 3: Determine the end moments for the beam and draw the bending moment diagram. El is constant but 1.5EI for the middle span as shown in the figure. 30KN 30KN 3m-3m 20KN/m EI 品 EI T ISEI Ar. ET EI 6m 6m | 4m | 6m 6m
The simply supported beam consists of a W14 × 34 structural steel wide-flange shape [E = 29,000 ksi; I = 340 in.4]. For the loading shown, use discontinuity functions to compute (a) the slope of the beam at E and (b) the deflection of the beam at C. Assume w0 = 10 kips/ft, wCD = 6.0 kips/ft, LAB = 10.0 ft, LBC = 10.0 ft, LCD = 13.5 ft, LDE = 5 ft.
The simply supported beam consists of a W14 × 34 structural steel wide-flange shape [E = 29,000 ksi; I = 340 in.4]. For the loading shown, use discontinuity functions to compute (a) the slope of the beam at E and (b) the deflection of the beam at C. Assume w0 = 11 kips/ft, wCD = 5.0 kips/ft, LAB = 7.5 ft, LBC = 7.5 ft, LCD = 11.0 ft, LDE = 4 ft.
3. A steel beam is use to carry a uniform load of 25 kN/m over a span of 6 m. The left support must be at the end but the right support can be places at any reasonable distance from right end A. Which of the following gives the distance from the right support should be placed so that the smallest beam can be used? (hint: smallest beam used must have smallest maximum moment where +M -M... B. Compute for the maximum moment 25 kN/m
The simply supported beam consists of a W14 x 34 structural steel wide-flange shape [E = 29,000 ksi; I = 340 in.4]. For the loading shown, use discontinuity functions to compute (a) the slope of the beam at E and (b) the deflection of the beam at C. Assume wo = 6 kips/ft, wcD = 5.0 kips/ft, LAB = 6.5 ft, Lsc = 6.5 ft, LcD = 9.5 ft, LDE = 4 ft. wo WCD B |C D E LAB LBC LCD LDE Answer: rad (a) OE = 0.036 in. (b) vc = 0.432
The simply supported beam consists of a W14 × 34 structural steel wide-flange shape [E = 29,000 ksi; I = 340 in.4]. For the loading shown, use discontinuity functions to compute (a) the slope of the beam at E and (b) the deflection of the beam at C. Assume w0 = 6 kips/ft, wCD = 2.0 kips/ft, LAB = 7.5 ft, LBC = 7.5 ft, LCD = 9.0 ft, LDE = 4 ft.
A wide-flange beam with an unbalancedcross section has the dimensions shown in the figure.Determine the plastic moment MP if σY = 36 ksi.
The simply supported beam consists of a W14 × 34 structural steel wide-flange shape [E = 29,000 ksi; I = 340 in.^4]. For the loading shown, use discontinuity functions to compute (a) the slope of the beam at E and (b) the deflection of the beam at C. Assume Wo = 13 kips/ft, WCD = 5.5 kips/ft, LAB = 5.0 ft, LBC = 5.0 ft, LCD = 6.5 ft, LDE = 3 ft.
A restrained beam is loaded as shown below, determine the following using Area-Moment Method. Use E = 15 x10° N/m? and I = 50 x10° mm*. A. External Moment at point A in kN.m. B. Vertical Reaction at Support B in kN. C. The midspan deflection in mm. 20 kN 20 kN A 2.0 m 2.0 m 2.0 m 1 Add file