Answered: Determine the LRFD design strength and…

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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The bolt is made of a material having an allowable tensile stress of 140.44 MPa and an allowable shearing stress of 55.44 MPa. The bolt will be tightened so that the axial load will be 17 KN. Find the required thickness of the bolt head if the thread is 0.25 mm deep.
Centroid + Inertia 200 x 20 mm Plate The strength of the rolled section shown is increased by combining S section, channel, plate and then welded. 1. Determine the location of its centroid; and 5310 x 47.3 C310 x 30.8 2. Determine the moments of inertia of the composite section with respect to its centroidal x and y Semi-circle Weld, 10mm radius axes.
With reference to the NSCP 2015, choose the correct statement: For design of flexure members, tension-controlled section is: Select the correct response: when the tensilę steel strain is greater than or equal to 0.005 when the tensile steel strain is greater than or equal to 0.004 when the tensile steel strain is greater than or equal to 0.003 when the tensile steel strain is greater than or equal to the tensile yield strain / DreviOUS
Q1: Choose the correct answer 1. If the control column slenderness (KL/r) for W12x72 section column equal to 47.73. The elastic critical buckling stress (F.) is a) 127.6 ksi b) 58.7 ksi c) 100 ksi 2. If the size of welding equal to 0.25" and length of weld equal to 5 then the value of ß is a) 0.8 b) 2 c) 1 3. If The tension member is a 4 in. x 3/8 in. thick rectangular bar. It is welded to a 1/2 in. thick gusset plate then the minimum size of welded is a)3/8" b) 1/2" c) none of a or b 4. If The tension member is a 4 in. x 3/8 in. thick rectangular bar. It is welded to a 1/2 in. thick gusset plate then the minimum size of welded is a)1/4" b) 7/16" c) none of a or b 5. If Fexx for used welded connector is 70 ksi then Fw is equal to b) 42 a) 18 c) 70
A built-up section was made using PL414x12mm thk plates as shown in the figure below. It is pinned at both ends with additional support against weak axis at middle point. Assume A50 steel. PL414x12 DO Section W16x67 L x-axis a) Calculate moment of inertia at both axes in mm*. b) Determine the design compressive strength in kN if L-3m. c) Find the design compressive strength in kN if L=18m. Elevation y-axis
Determine if the sections are Compact, Non-Compact or slender. (Use ASEP steel Handbook) Show complete solution and neat handwriting. W10x12, A242 W10x12, A242 W12x14, A36
The beam shown has the following properties. f’c= 30 MPa, fc=13.5 MPa, fy=400 MPa, fs=200MPa. c) The cracked section properties Kd and ICR.
Please help me with my homework and use ASEP STEEL HANDBOOK 2004 volume 1 Dimensions and Properties Third Edition, to find the AISC. PLEASE SHOW COMPLETE SOLUTIONS AND DETAILS.
Topic:Bolted Steel Connection - Civil Engineering *Use latest NSCP/NSCP 2015 formula to solve this problem A lap joint is made up of two steel plates 225mm by 10mm. It is connected by seven rivets having a diameter of 22mm snug fit in the drilled holes. The allowable stresses in the rivets and plates are 110 MPa in shear, 220 MPa n bearing and 138 MPa in tension. Use LRFD. Questions: a) Determine the nominal strength for one bolt due to shear. b) Determine the capacity of the plate based on the gross area and effective area.
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7. Determine the design tensile strength of the plate (200 x 10 mm) connected to 12 mm thick gusset, using 24 mm bolts as shown below. Use A572M Grade 345 steel materials. 200 40 50 40 30 30 30 30 40
Question 1: (Use NSCP 505.3 provisions and ASEP Steel Handbook for effective length factors) Use AISC Equation E3-2 or E3-3 and determine the nominal axial compressive strength for the following cases: a. L= 15 ft b. L=20 ft W10 × 33 A992 steel FIGURE P4.3-1

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Determine the LRFD design strength and the ASD allowable strength of the sections given. Use A572 gr 50 Steel.