R is 899 Problem 6: Select using LRFD approach, the lightest W section available to support workingtensile loads of TD = R/1.75 kN and Tw1.3R kN. The member is to be 6m long and isassumed to have two lines of holes for 20mm Ø bolts in each flange. There will be at leastthree holes in each line 76mm on centre. Use A36 steel.

The given data is shown below: TD=R/1.75 kNTW=1.3R kNLength of member=6mDiameter of bolt=20mmA36…

Problem 6: Select using LRFD approach, the lightest W section available to support working tensile loads of TD R/1.75 kN and Tw= 1.3R kN. The member is to be 6m long and is %3D %3D assumed to have two lines of holes for 20mm Ø bolts in each flange. There will be at least three holes in each line 76mm on centre. Use A36 steel.

Problem 6: Select using LRFD approach, the lightest W section available to support working tensile loads of TD R/1.75 kN and Tw= 1.3R kN. The member is to be 6m long and is %3D %3D assumed to have two lines of holes for 20mm Ø bolts in each flange. There will be at least three holes in each line 76mm on centre. Use A36 steel.

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

Determine the LRFD design strength and the ASD allowable strength of the section shown if snug-tight bolts 3 ft on center are used to connect the A36 angles.The two angles, 5 x 3 1/2x 1/2 , are oriented with the long legs back-to-back (2L 5 x 3 1/2x 1/2) LLBB) and separated by 3/8 inch.The effective length, (KL)x = (KL)y = 15 ft.
Determine: a. max allowable Pu if the shearing if 0.5in bolts dia. governs b. max allowable Pu if the bearing of the tension member governs c. max allowable Pu if all "actions" are considered d. number of anchor bolts needed if an A992 steel bolt is used instead of A325. Assume force is equally shared by the bolts, and the anchor bolts are properly bonded on the ceiling
A built-up beam made from fastening two channels to a wide flange section carriesloads` as shown. The fasteners are 12mm∅ bolts with allowable shear stress τ= 110 MPa. Forbearing, σb= 220MPa for single shear, and σb= 275 MPa for double shear. E=200 GPA. Fy=420MPa. 1. Determine the horizontal shearing stress at 95 mm above the Neutral Axis.2. Determine the spacing of the bolts.
A built-up beam made from fastening two channels to a wide flange section carriesloads` as shown. The fasteners are 12mm∅ bolts with allowable shear stress τ= 110 MPa. Forbearing, σb= 220MPa for single shear, and σb= 275 MPa for double shear. E=200 GPA. Fy=420MPa. Do not round off between solutionDetermine the maximum bending stress on the section.Will give a like
A built-up beam made from fastening two channels to a wide flange section carriesloads as shown. The fasteners are 12mm∅ bolts with allowable shear stress τ= 110 MPa. Forbearing, σb= 220MPa for single shear, and σb= 275 MPa for double shear. E=200 GPA. Fy=420MPa. 1. Determine the Moment of Inertia of the Section2. Determine the Moment Capacity of the section if fb≤280MPa.3. Determine the flexural stress at fiber 30 mm above Neutral Axis at distance 5 metersfrom the support at A.
A built-up beam made from fastening two channels to a wide flange section carriesloads` as shown. The fasteners are 12mm∅ bolts with allowable shear stress τ= 110 MPa. Forbearing, σb= 220MPa for single shear, and σb= 275 MPa for double shear. E=200 GPA. Fy=420MPa. 1. Determine the Moment of Inertia of the Section2. Determine the Moment Capacity of the section if fb≤280MPa.3. Determine the flexural stress at fiber 30 mm above Neutral Axis at distance 5 metersfrom the support at A.4. Determine the maximum bending stress on the section.5. Determine the maximum shearing stress at Neutral Axis.6. Determine the horizontal shearing stress at 20 mm above the Neutral Axis.7. Determine the horizontal shearing stress at 95 mm above the Neutral Axis.8. Determine the spacing of the bolts. Answer only the number 4-6. Thank you!
A built-up beam made from fastening two channels to a wide flange section carriesloads` as shown. The fasteners are 12mm∅ bolts with allowable shear stress τ= 110 MPa. Forbearing, σb= 220MPa for single shear, and σb= 275 MPa for double shear. E=200 GPA. Fy=420MPa. 1. Determine the Moment of Inertia of the Section2. Determine the Moment Capacity of the section if fb≤280MPa.3. Determine the flexural stress at fiber 30 mm above Neutral Axis at distance 5 metersfrom the support at A.4. Determine the maximum bending stress on the section.5. Determine the maximum shearing stress at Neutral Axis.6. Determine the horizontal shearing stress at 20 mm above the Neutral Axis.7. Determine the horizontal shearing stress at 95 mm above the Neutral Axis.8. Determine the spacing of the bolts.
Select sections for the conditions described, using Fy = 50 ksi and Fu = 65 ksi, unless otherwise noted, and neglecting block shear. Select the lightest WT7 available to support a factored tensile load Pu = 250 k, Pa = 160 k. Assume there are two lines of 7/8 -in Ø bolts in the flange (at least three bolts in each line 4 in on center). The member is to be 30 ft long.
A built-up beam made from fastening two channels to a wide flange section carriesloads` as shown. The fasteners are 12mm∅ bolts with allowable shear stress τ= 110 MPa. Forbearing, σb= 220MPa for single shear, and σb= 275 MPa for double shear. E=200 GPA. Fy=420MPa. Do not round off between solutions . Explain the Stepsa.) Determine the Moment of Inertia of the Sectionb.) Determine the Moment Capacity of the section if fb≤280MPa
Select sections for the conditions described, using Fy = 50 ksi and Fu = 65 ksi, unless otherwise noted, and neglecting block shear.Select the lightest MC12 section that will resist a total factored load of 372 kips and a total service load of 248 kips.The member is to be 20 ft long and is assumed to be welded on the end as well as to each flange for a distance of 6 in along the length of the channel. A36 steel is used.
Select sections for the conditions described, using Fy = 50 ksi and Fu = 65 ksi, unless otherwise noted, and neglecting block shear. Select the lightest W12 section available to support working tensile loads of PD =120 k and PW = 288 k. The member is to be 20 ft long and is assumed to have two lines of holes for 3/4-in Ø bolts in each flange. There will be at least three holes in each line 3 in on center.
A bearing plate is to be designed for a W21x62, A36 steel beam that will sit on a reinforced concrete wall (fc=21 MPa) 200 mm thick. The bearing plate material has Fy = 345 MPa. The end reactions are a service dead load of 150 kN and live load of 300 kN. Determine the following using LRFD: 1. Minimum length of bearing plate to prevent web yielding, N =_________? mm. Round up by 10 mm or 25 mm. 2. Required minimum width and thickness of the bearing plate calculated assuming it is positioned at the center of the concrete wall. Use length N= 150 mm. B= _______? mm. Round up by 10 mm or 25 mm. 3. Required thickness of the bearing plate if B = 300 mm, N = 200 mm. t =________?. mm. Round up to the nearest whole