а. 0.85С. 0.65b. 0.82d. 0.789. Compute for the maximum steelarea.a. 4474.85 mm?C. 5007.91 mm?b. 2761.11 mm?d. 2945.24 mm?10. Assuming steel yields, computefor the depth of rectangular stressblock.a. 125.04 mmC. 90.34 mmb. 192.88 ттd. 147.11 mm11. Compute for the nominal momentсараcity.а. 825.00 kN. mс. 855.42 kN. mb. 859.51 kN. md. 842.02 kN. m SITUATION II:A reinforced concrete beam 320mmand effective depth 537mm is used asa cantilever on a 7-m span. It has 6-32mm diameter main bars at thetension side and 2-20mm diametermain bars at the compression side at60mm from the top. f'c = 32 MPa;fy = 400 MPa.8. Find the ratio of depth ofrectangular stress block to the depthto the neutral axis.

Answered: Image /qna-images/answer/82435f98-738f-478c-9582-8a00037870d7.jpg

SITUATION II: A reinforced concrete beam 320mm and effective depth 537mm is used as a cantilever on a 7-m span. It has 6- 32mm diameter main bars at the tension side and 2-20mm diameter main bars at the compression side at 60mm from the top. f'c = 32 MPa; fy = 400 MPa. Find the ratio of depth rectangular stress block to the depth to the neutral axis. 8. of

SITUATION II: A reinforced concrete beam 320mm and effective depth 537mm is used as a cantilever on a 7-m span. It has 6- 32mm diameter main bars at the tension side and 2-20mm diameter main bars at the compression side at 60mm from the top. f'c = 32 MPa; fy = 400 MPa. Find the ratio of depth rectangular stress block to the depth to the neutral axis. 8. of

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

See similar textbooks

Similar questions

. In reinforced beam having a width of 300 mm and an effective depth of 600 mm, carries a moment of 80 kN-m, which developed a stress (fc) of 5 MPa in the Concrete. Considering Cracked Analysis. a) If n = 9, compute the distance of the neutral axis from the top of the beam. Hint kd = k x d. Note: k < 1.0 O 200.000 mm O 229.180 mm O None of the Choices O 259.688 mm O 145.017 mm O 171.989 mm
A rectangular beam of length 702mm has a width of 132mm and a depth of301mm. Compression steel bars are placed at a distance 98 mm from the extreme concrete compressivefiber. The beam supports service dead loads of dead load (16 KN/m) and live load (24 KN/m). Reinforced with 4 25mm tension steel bars and 4 12mm tension steel bars f′c = 42 MPafy = 519 MPa 1. Solve for the height of the neutral axis measured from the extreme compression fiber.2. Solve for the design moment.3. Solve for the strength reduction factor.
60KN A ANALYZE THE STRUCTURE USING PORTAL FRAME METHOD Compute: 1. Axial Load of AD 2. Moment at Support B 3. Moment of Member EF at E Show Complete Solution B 7m E 5m LL F 8m
Situation. A flooring system consists of parallel I-beam sections spaced at 3 m. on centers simply supported over a span of 9 m. The beam supports a 200 mm thick concrete slab of ultima strength fc = 21 MPa. The flooring system is designed for as ceiling and floor load of 750 N/m². The properties of the I-beam sections are: A = 11,500 mm² d = 350 mm; tw = 10 mm bf = 250 mm; t+= 16 mm lx = 266x105 mm4 ly = 45 x 105 mm4 fy = 248 MPa Wb = 90 kg/m fy = 248MPa Calculate the service floor live load (kPa) each beam can sustain in bending under allowable stress design method. Select the correct response: 7.05 2.91 C CUN 2.21 1.92
From the given figure below, determine the maximum flexural stress of the beam if it has a cross section of 150mm wide by 250mm deep. (JN 10 N/m o' RA=42N 42N 3M B IM 75Nm 81NM Im RD=3N -3N 0° 78 Nm 3NM V-DIAG M-DIAG
A simply supported beam 300mm x 500mm has a span of 5m. The beam is reinforced with unbonded tendons. fse above the bottom of the beam f. 2. —D 750 МPа, Аps 1200mm2 in tension zone located at 75 mm = 35 MPa. Determine the following: a. Reinforced indices for the beam b. Safe ultimate moment capacity c. Safe live load it could carry, weight of concrete is 24 kN/m³
A T beam for a floor system has a slab thickness of 100mm and total depth of 550mm. bw=300mm. The beam has a span of 6m with a spacing of 2.4m center to center. The beam carries a live load moment of 184 kN.m and dead load moment of 84 kN.m f'c = 20.7 Mpa, fy= 413.7. Steek cover = 65mm A.Determine the effective flange width (m) B.Determine the depth of concrete compression block (mm) C.Determine requires steel area,(mm^2)
Situation 11 An overhang beam is loaded as shown below. The beam cross-section was built by attaching two (2) channels to a 9mm thick plate using 16mm rivets The property of the channel is given: Depth, D=225 mm Flange Width, B=112.5 mm. Flange Thickness, tf=9mm Web Thickness, tw9 mm The allowable flexural stress on the beam is 180 MPa. Rivets has a capacity of t 100 MPa on shear, for bearing, o.-200 MPa on single sheer, a-260MPa on double shear Determine the location of centroid, y, from top of the beam in mm Determine the moment of inertia, I, of the section in mm^4. Determine the maximum allowable moment, M(all) in kn-m, base on the beam's cross-section. Determine the location of the maximum moment on the beam in meters. Determine the maximum moment, in kN-m, on the beam Determine the maximum flexural stress on the beam in MPa.
SITUATION II. Given a beam with section shown and has a simple span of 6m caTIes a uniform load of 10KN/m and a concentrated load of 15KN at the midspan. Concrete weighs 24 KN/m³, Use 4- 28mm diameter bars. Modular ratio, n 200 -300 150 -500- 5. Determine the distance (mm) from the neutral axis to the outer compression fiber. A. 256.0 C. 255,3 В. 234,6 D. 246.4 8. Determine the transformed moment of Inertia (10^6 mm^4) at the neutral axls. A. 7168.69 C. 9034.49 B. 8413.35 D. 6823.33 Determine the actual strees of conarete (MPa). A. 3.86 C. 4.17 B. 4.04 0,3.54 8. Determine the actual streas of steel concrete (MPa). A. 70 C. 85 8.67 D, 60
A simply supported rectangular beam of length 6.45m has a width of 390.5mm and an effective depth of 610.5mm. The beam is to be reinforced using 12 ?? bars. The beam supports service dead loads of Wd = 13.5kN/m and WL = 35.5kN/m. f'c = 28Mpa and fy=420 MPa %3D Given: b= 390.5 mm d= 610.5mm L= 6.45 m Wd = 13.5 kN/m WL = 35.5 kN/m %3D 1. Calculate the ultimate moment capacity of the beam. 2. Calculate the height of the equivalent stress block. 3. Determine the number of bars required for this beam.
Situation. A flooring system consists of parallel I-beam sections spaced at 3 m. on centers simply supported over a span of 9 m. The beam supports a 200 mm thick concrete slab of ultimate strength f'c = 21 MPa. The flooring system is designed for as ceiling and floor load of 750 N/m². The properties of the I-beam sections are: A = 11,500 mm² d = 350 mm; tw = 10 mm bf = 250 mm; t = 16 mm lx = 266x106 mm4 ly = 45 x 106 mm4 fy = 248 MPal Wb = 90 kg/m fy = 248MPa If each beam is laterally braced by the concrete slab, calculate the allowable bending strength using safety factor of 1.67. Select the correct response: 175.17 248.79 235.94 394.03
1. A rectangular reinforced concrete beam has the follawing properties: Beam Span, L 6 m Beam width, b = 320 mm Effective depth, d = 640 mm Concrete strength, fc 25 Mpa Reinforcing steel strength, fy 200 MPa a. Compute the (Vanominal shear strength provided by the concrete. b. Compute the (V.) shear capacity of stirrups if it carries a Vu = 200 KN at critical point c. Compute the spacing of stirrups using 10 mm diameter rebar