Determine the maximum axial compression service load that can be supported by the column shown in Figure 1 if the service live load is 3 times bigger than the service dead load. Check that HSS 8x4x4 is a nonslender-element cross section and then use ACI Equations E3-2 or E3-3. 12 feet TMM HSS 8 x 4 x 1/4 ASTM A500 Grade B Figure 1

Determine the maximum axial compression service load that can be supported by the column shown in Figure 1 if the service live load is 3 times bigger than the service dead load. Check that HSS 8x4x4 is a nonslender-element cross section and then use ACI Equations E3-2 or E3-3. 12 feet TMM HSS 8 x 4 x 1/4 ASTM A500 Grade B Figure 1

Steel Design (Activate Learning with these NEW titles from Engineering!)

6th Edition

ISBN:9781337094740

Author:Segui, William T.

Publisher:Segui, William T.

Chapter4: Compression Members

Section: Chapter Questions

Problem 4.4.2P

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If the beam in Problem 5.5-9 i5 braced at A, B, and C, compute for the unbr Cb aced length AC (same as Cb for unbraced length CB). Do not include the beam weight in the loading. a. Use the unfactored service loads. b. Use factored loads.
A column in a building is subjected to the following load effects: 9 kips compression from dead load 5 kips compression from roof live load 6 kips compression from snow 7 kips compression from 3 inches of rain accumulated on the roof 8 kips compression from wind a. If lead and resistance factor design is used, determine the factored load (required strength) to be used in the design of the column. Which AISC load combination controls? b. What is the required design strength of the Column? c. What is the required nominal strength of the column for a resistance factor of 0.90? d. If allowable strength design is used, determine the required load capacity (required strength) to be used in the design of the column. Which AISC load combination controls? e. What is the required nominal strength of the column for a safety factor of 1.67?
A W530x92 supports a uniformly distributed load of 12 kN/m (including the weight of the beam) and equal concentrated load P at quarter points (L/4, L/2, and 3L/4). The compression flange is laterally supported at quarter points and at the ends. The beam is 12m simply supported. Using A36 steel, the beam has the following properties: d = 533 mm bf = 209 mm tf = 15.6 mm tw = 10.2 mm k = 32 mm ry = 44.9 mm Sx = 2070 x 10^3 mm^3 Zx = 2360 x 10^3 mm^3 Es = 200,000 MPa Ix = 552 x 10^6 MPa Find the maximum allowable load P so that it will not exceed its maximum allowable moment capacity. Use conservative assumption for Cb.
Problem 1.A compression member is 30 feet long. It is made up of ASTM A500 Grade B (Fy= 46 ksi and Fu = 58 ksi) rectangular HSS 12x8x3/16. Assume k-value equals to 1.0 and Q= 1.0 . If the member carries an axial load composed of 26 kips dead load and 77 kips live load, is the member adequate? Use E=29000 ksi. a. Solve for the gross area.b. Compute for the design strength against squash load.c. Solve for the moment of inertia and radius of gyration for both axes. (X-X and Y-Y)d. Compute for the design strength against global buckling.e. Solve for kL/rfor both axes.(X-X and Y-Y)f. Solve for Fcr.g. Solve for design strength against local buckling.Check first if Local Buckling is applicable.h. Compute for the ultimate load to be carried by the member. Use LRFDLoad Combination.i. Does this member have enough strength? Why or why not?
Compute the maximum service axial compression load permitted on the built-up cross-section of the accompanying figure. The load is 30% dead load and 70% live load. The steel used is A992, and the effective lengths are (KL)y = 14 ft and (KL)x = 42 ft.
Select a W-shape for the following conditions:Beam spacing 5 12 ftSpan length 5 25 ftSlab and deck combination weight 5 43 psfPartition load 5 20 psfCeiling weight 5 5 psfFlooring weight 5 2 psfLive load 5 160 psfFy 5 50 ksiThe maximum live load deflection cannot exceed Ly360.a. Use LRFD.b. Use ASD.
Problem 1. A W30 x 116 beam has the top flange restrained against lateral displacement and rotation and has an unstiffened web. A point load is applied to the top flange at 2m. From the left support. The beam spans 12 m. Use A36 steel with yield strength of Fy = 248 Mpa. a. Compute the maximum value of point loadthat may be applied without web yieldingoccurring. Properties of W30 x 116d = 762 mmK = 41.28 mmbf = 266.7 mmtf = 21.59 mmtw = 14.33 mm
5.5-9 The beam shown in Figure P5.5-9 is a W36 x 182. It is laterally supported at A and B. The 300 kip load is a service live load. Using the unfactored service loads, a. Compute Cb. Do not include the beam weight in the loading b. Compute Cb, Include the beam weight in the loading
Use A992 steel and select a W shape for typical floor beam AB. Assume that the floorslab provides continuous lateral support. The maximum permissible live load deflection is L/180.The service dead loads consist of a 5-inch thick reinforced concrete floor slab (normal weightconcrete), a partition load of 20 psf, and 10 psf to account for suspended ceiling and mechanicalequipment. Don’t forget to check with self-weight. The service live load is 65 psf. You may useAISC Table 3-2 and/or Table 3-10 to check for bending and shear. Use LRFD only.
Problem 1. A W30 x 116 beams has the top flange restrained against lateral displacement and rotation and has an unstiffened web. A point load is applied to the top flange at 2m. From the left support. The beam spans 12 m. Use A36 steel with yield strength of Fy = 248 Mpa. b. Compute the maximum value of point load that may be applied without web crippling occurring. d = 762 mm; K = 41.28 mm; bf = 266.7 mm; tf = 21.59 mm; tw = 14.33 mm
A W18 × 97 with Fy = 60 ksi is used as a compression member. The length is 13 feet.Compute the nominal strength for Kx = 2.2 and Ky = 1.0.
Determine the design strength of the beam(properties given below) and the safe service live load if the service dead load is 320 kN.m.Use f'c =22 Mpa and fy=415 MPa. given properties: b=400 mm d'=70 mm d=620 mm As=10-28 mm A's=3-25 mm bars hello please answer this thanks ☺️