Find the available strength of the S-shape shown. The holes are for ¾-in diameter bolts. Use A36 steel. S15 x 50 (A=14.7 in?, tw=0.550 in, t=0.622 in) Ans. LRFD = 476 kips, ASD = 318 kips 12" 1½" 32" e d S15 x 50
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- A double-angle shape is shown. The steel is A36, and the holes are for 12 mm diameter bolts. Assume that A, = 0.75A.. a. Determine the design tensile strength for LRFD. b. Determine the allowable strength for ASD. Ag = 1560 mm² (Angle) 2L 125 x 75 x 8 LLBBFind the available strength of the S-shape shown in the figure. The holes are for 3/4-inch- diameter bolts. Use A36 steel. Use LRFD Use ASD (1 (2) 3½" I S15 × 50 $23/4" CIVIL ENGINEERING- STEEL DESIGN 1½" 12" e b С d Answer VUZMGLA double-angle shape is shown in Figure 3.5. The steel is A36, and the holes are for ½/2-inch-diameter bolts. Assume that A₂ = 0.75A. a. Determine the design tensile strength for LRFD. b. Determine the allowable strength for ASD. Section 215 x 3 x 16 LLBB
- A Channel C6x13 is used as a tension member. The holes are for 5/8 inch in diameter of bolts. Using A36 steel with Fy=36 ksi and Fu=58 ksi. The gross area of C6x13 is 3.81 in? and Assume U =0.85 Using LRFD what is the design strength based on Tensile Rupture/Fracture 4 @ 2" a 1 1/2 Ob 3" Oc 1 1/2 " I d e C6 x 13 Round your answer to 3 decimal places.A double-angle shape is shown in the figure. The steel is A36, and the holes are for 1/2-inch-diameter bolts. Assume the Ae = 0.75An. Section 215 x 3 x %6 LLBB Determine the design tensile strength for LRFD. Select one: а. 66 b. 156 c. 78 d. 132A PL % x 7 tension member is connected with three 1-inch-diameter bolts, as show in Figure P3.2-1. The steel is A36. Assume that A, = A, and compute the following. a. The design strength , Pu based on gross area ... b. The design strength, Pu based on effective area PL x 7 3/8" O O 7" Cross Sectional area of PL3/8x7 Note: (Fy = 36ksi, Fu = 58ksi) a) Blank 1 b) Blank 2
- A PL x 7 tension member is connected with three 1-inch-diameter bolts, as shown"" in Figure P3.2-1. The steel is A36. Assume that A. = A, and compute the following. a. The design strength , Pu based on gross area b. The design strength, Pu based on effective area PL % x 7 3/8" 7" Cross Sectional area of PL3/8x7 Note: (Fy = 36ksi, Fu = 58ksi) a) Blank 1 b) Blank 2 Blank 1 Add your answer Blank 2 Add your answerA single-angle tension member, an L3 12 x 3 12 x 38, is connected to a gusset plate with 7/8-inch-diameter bolts as shown in the figure. A36 steel is used. Fy = 50 ksi, Fu = 58 ksi, E = 29000 ksi. Ag = 2.50 in^2. Assume that the effective net area is 85% of the computed net area. ... L32 x 3/2 × 3/8 Section Determine the following: a) Design strength based on gross area (kips). Blank 1 b) Design strength based on net area (kips). Blank 21. The tension member shown in Figure 3.4-2 is a PL 58 x 10, and the steel is A36. The bolts are 3/4-inch in diameter. a. Draw the different potential failure lines. b. Compute the effective net area. 22" 2½" 2" 4 3" *₁ 3" ✓ 2" 2. A double-channel shape, 2C10 x 20 steel, Fy = 50 ksi and Fu = 70 ksi, is used for a built-up tension member as shown in the figure. The holes are for 12-inch-diameter bolts. PNA a. Determine the design strength for LRFD. b. Determine the allowable strength for ASD. YD Shape A 2" 2" -X Area, Depth, d | 3²²-|-1 3²² | 00 "There is no elevator to success, you have to take the stairs." - Zig Ziglar God bless. Ⓒ O O O Web Thickness, tw in. in. O 4" C10-30 x25 x20 5.87 10.0 10 0.379 % x15.3 4.48 10.0 10 0.240 4 4" Table 1-5 C-Shapes Dimensions Flange Width, b₁ 2 in. in. in.2 in. C15x50 14.7 15.0 15 0.716 1168 3.72 3% 0.650 % x40 11.8 15.0 15 0.520 x33.9 10.0 15.0 15 0.400 % 14 3.52 32 0.650 % %/16 3.40 3% 0.650 % C12-30 8.81 12.0 12 0.510 4 3.17 3% x25 7.34 12.0 12…
- An A36 tension member shown in the figure is connected with three 19 mm diameter bolts. Dia. Of bolt hole = 22 mm. %3D 50, 100 100 99.45 50.55 100 Properties of 150 mm x 100 mm x 12.5 mm angle A - 3065 mm- y - 50.55 mm Fy - 248 MPa Fu 400 MPa Determine the design strength due to yielding in the gross section. (kN)Steel plates A PL % x 7 tension member is connected with three 1-inch-diameter bolts, as shown in Figure P3.2-1. The steel is A36. Assume that Ae = An and compute the following. a. The design strength for LRFD. b. The allowable strength for ASD. ooo PL ½ x 7For the bolted tension member is shown in the figure. Determine the effective area, Ae. Given, x = 1.68 inch, Ag = 5.75 inch?. (4)- S/8" A325N bolts L6 x 6 x 1/2 -Tu 3" 3" 3"