A tension member is to consist of two C10 channels and two PL1/2x11, arranged as shown in the Figure to support the service loads, D=200k and L=320k. The member is assumed to be 30ft long and is to have four lines of 4-in dia bolts. Assume U=0.85. All steel will be A36. Neglect block shear. 11 in (10
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Q: 3. The column shown is subjected to a service dead load of 150 kips and a service live load of 320…
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- For the beam shown find the value of Force (F) Ib and maximum stress due to flexure (op ) psi if the shear force in bolts is 300Ib and the shear stress in beam 120psi. Spacing between bolts (S) =5in F s R aft 8ft in lin 10inWT8x50 11 at a spacing of 3” and placed in gr$ 12x ²4 " Plate with eight 7/8" bolts. ½ bolts. two rows, Please determine the shear lag factor (consider case 2 & case 7) and Ae of WT8850.An unsymmetrical flexural member consists of a ½ × 12 top flange, a ½ × 7 bottom flange, and a ⅜ × 16 web. a. Determine the distance y from the top of the shape to the horizontal plastic neutral axis. b. If A572 Grade 50 steel is used, what is the plastic moment M, for the horizontal plastic neutral axis? c. Compute the plastic section modulus Z with respect to the minor principal axis. Pls help!
- A double-angle shape, 2L7 3 4 3 3⁄8, is used as a tension member. The twoangles are connected to a gusset plate with 7⁄8-inch-diameter bolts throughthe 7-inch legs, as shown in Figure P3.4-5. A572 Grade 50 steel is used.a. Compute the design strength.b. Compute the allowable strength.Determine the nominal tensile strength of the single angle. Consider 7/8" diameter bolt and A242 steel with Fy = 50 ksi and Fu = 70 ksi. L6x6x3/4 d = 6 in. b = 6 in. t = 0.75 in. k = 1.25 in. wt./ft. = 28.8 plf. A = 8.46 in.^2 x = 1.77 in.A W16 x 45 of A992 steel is connected to a plate at each flange as shown. Determine the nominal strength based on the net section. Use Equation 3.1 for the shear lag factor.
- 4. Considering sag rods and tie rods at midspan, what is the required diameter of sag rods in mm? (rounded value) A 20m Fink Truss are spaced at 'S' meters o.c. the purlins are made up of C10X20 sections and are spaced 1.1967m on centers. The truss has a height of 4m. Roof LL is 'RLL' N/m2 of roof surface and roof covering is assumed to be 'RDL' N/m2 of roof surface. Determine whether the purlins are adequate to carry such loadings. Fy = 248 MPa. C10X20 properties: w=29.76kg/m, A=3787.09mm2, Ix=32.84x106mm4, Iy=1.17x106mm4, Zx=317.91x103mm3, Sx=258.92x103mm3, Zy=44.25x103mm3, Sy=21.47x103mm3 S (m) RLL (N/m^2) RDL (N/m^2) 6.00 900 900Select a 30-ft-long W12 section of A992 steel to support a tensile service dead load PD = 130 k and a tensile service live load PL = 110 k.As shown in Fig. 4.1, the member is to have two lines of bolts in each flange for 7/8-in bolts (at least three in a line 4 in on center).Steel design. The lap joint shown consist of bolts 22mm in diameter in 25mm diameter holes, The plates are A36 steel with Fy=250MPa, and Fu=400MPa. Use x1=50 mm ,x2= 160mm ,x3=60mm and plate thickness t=12mm for this problem. The allowable stress are: Bearing stress on project are,Fc=1.5Fu Tension on the net area of plates,Ft=0.5Fu Shear on the plates, Fv=0.3Fu Shear strength of bolt,Fv=210MPa Det. the value of Load P based on bolt shear Det. the value of Load P base on bearing on projected area on plate. Det. the value of load P based on block shear
- An unsymmetrical flexural member consists ofa 3 x 30 in. top flange, a 3 x 20 in. bottom flange, and a 60 * 2 in web A. Determine the distance from the top ofthe shape to the horizontal plastic neutral axis. B. If A572 Grade 50 steel is used, what is the plastic moment Mp for the horizontal plastic neutral axis?Select a 30-ft long W12 section of A992 steel to support a tensile servicedead load of 130 kips and a tensile service live load of 110 kips. Asshown in the figure, the member is to have a two lines of bolts in eachflange for 7/8-in bolts (at least three in a line 4 in. on center).Use Fy = 50 ksi and Fu = 65 ksi.8. Considering sag rods and tie rods at third points, what is the required diameter of sag rods? (rounded value) A 20m Fink Truss are spaced at 'S' meters o.c. the purlins are made up of C10X20 sections and are spaced 1.1967m on centers. The truss has a height of 4m. Roof LL is 'RLL' N/m2 of roof surface and roof covering is assumed to be 'RDL' N/m2 of roof surface. Determine whether the purlins are adequate to carry such loadings. Fy = 248 MPa. C10X20 properties: w=29.76kg/m, A=3787.09mm2, Ix=32.84x106mm4, Iy=1.17x106mm4, Zx=317.91x103mm3, Sx=258.92x103mm3, Zy=44.25x103mm3, Sy=21.47x103mm3 S (m) RLL (N/m^2) RDL (N/m^2) 6.00 900 900