Q5) The interior continuous beam shown in Fig. (5) has been designed to carry an ultimate load of 86 m.The flexural design has been based on ACI moment coefficients at the face of support and midspar resultingin a concrete section with b = 350 mm and d = 635 mm. Positive bars consist of 5#25 bars in two layers,which will be cut off in 2# 25. Specify the exact point of cutoff for positive steel and sketch your results.transverse reinforcement according to ACI-code requirements.(13 points)0.43#252#25.6 mFig. (5)

Step 1:Write down all the measurements and loads you're given.Remember to include the 80 kN-m…

Answered: Q5) The interior continuous beam shown…

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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4. Find the maximum allowable value of P for the column. The cross- sectional areas and working stresses () are shown in Figure 3. 2P FIGURE 3 Steel: A=500 mm² Qw=120 MPa Timber: A=2000 mm² Ωw =12 MPa Timber: A=8000 mm² Ωw =16 MPa
The rigid plate ABC shown in figure 2, was positioned on top of two identical steel posts, and the aluminum post was 0.1mm shorter than the steel posts at temperature of 50°C, if the allowable compressive stress in steel is limited to 120 MPa and in aluminum to 150 MPa, what is the maximum possible load P that can be supported on the rigid plate at temperature of 10°C ? P steel raid steel sF I A=0-1 Mat 50°d E = 200 GPa -Aluminum L= 250 Mm A = 1600 mm ² X = 12 x10%2 Call = 200 MPa Comp Alumivun Post. E = 73 GPa A = 2400 mM 400 mM 40o mm 2 X = 23 x 10% T = 150 MP Comp Figure 2
A concrete floor slab 10e mm thick is cast monolithic with concrete beams 2.0 m on centers. The beams have a span of 4.0 m, web width of 250 mm and overall depth of 500 mm. The tensile reinforcement consists of 6-020 mm bars in two rows with 25 mm vertical clear spacing. Use material strengths f'c = 21 MPa and fy = 415 MPa. Calculate the following considering a T-geometry: Effective flange width of an interior beam in mm = Depth of uniform stress block at ultimate stage in mm to the nearest whole number = Tensile steel strain compatible with concrete strain of 8.003 in 3 decimal places =
A concrete floor slab 100 mm thick is cast monolithic with concrete beams 2.0 m on centers. The beams have a span of 4.0 m, web width of 250 mm and overall depth of 500 mm. The tensile reinforcement consists of 6 - ø20 mm bars in two rows with 25 mm vertical clear spacing. Use material strength f'c = 21 MPa and fy = 415 MPa. Calculate the following considering a T-geometry: Effective flange width of an interior beam in mm = _______ Depth of uniform stress block at ultimate stage in mm to the neares whole number = _______ Tensile steel strain compatible with concrete strain of 0.003 in 3 decimal places = __________
A. Beams Analysis - Determining Moment Capacity for beam (Under-Reinforced, Over-Reinforced, Balanced Conditions) 3 #19 -350 mm- 520 mm 600 mm 80 mm *For the problem above, use f'c = 28MPa and Fy = 414MPa. C. What is the depth of the compression block "a"? d. What is the stress in the steel fs? How about the stress in f's?
Seatwork The beam shown is prestressed by using a bonded (stress relieved tendons) with a specified tensile strength of prestressing tendons strength fpu=1350 MPa, fc'=35 MPa. The area of prestressed reinforcement in tension zone Aps=1000 mm?. The specific yield strength of prestressing tendons sd, foy=1160 MPa. а. What is the value of the stress in prestressed reinforcement at nominal strength (Aps) b. What is the value of the depth of the compression block. С. What is the ultimate moment capacity of the prestressed beam. 0.85fc' 430 NA |(d-a/2) · A=1000 T=Ap.Sps 250
anwser 2nd part
S9. Knowing that the allowable normal stress for the steel used is 150 MPa, select the most economical metric wide-flange beam to support the loading shown in Figure 9.0. 50 kN/m A D B -2.4 m- 0.8 m 0.8 m Figure 9.0 $10. Determine the average shearing stress in the web of the beam indicated and check whether the design obtained earlier for that beam is acceptable, knowing that the allowable shearing stress for the steel used is 110 MPa. Consider the beam of $9 above.
anwser part 4
Q3. Calculate the internal axial force in member AB, BE, BF and BC and state whether it is in tension or compression by using: a- The joint method. (refer to the course similar example) b- The section method ? c- Calculate the internal axial force in member CD and CF and state whether it is in tension or compression. Follow the method of your choice. d- Calculate the stress in MPa at the bars CD and CF if their cross section areas equal respectively to 2.0 cm² and 300 mm². 10KN *** 4m C A G 20KN 4m 10KN ** 4m 4m 8m
A concrete floor slab 100mm thick is cast monolithic with concrete beams 2.0m on centers. The beams have a span of 4.2m, web width of 250 mm and overall depth of 450 mm. The tensile reinforcement consists of 4-25 mm diameter bars in two rows with 25mm vertical clear spacing. Use material strengths f’c = 21 MPa and fy = 415 MPa. Calculate the following considering a T-geometry: Effective flange width of an interior beam in mm = Depth of uniform stress block at ultimate stage in mm to the nearest whole number = Tensile steel strain compatible with concrete strain of 0.003 in 3 decimal places =
2. Per ACI318-19, choose the correct value of the strength reduction factor ø for the flexural capacity of a beam with ɛ = tension face. 0.0032, where & is the strain for steel reinforcement closest to the (A)0.9 (B) 0.85 (C) 0.75 (D)0.65

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