18. Determine the net width for a 12×1/2 in. plate with 3/4 in. bolts placed in three lines as shown in Figure P4.18. P4.18 O O O 3 in 4 in.3 in. 2 in. 4 in. 4 in. 2 in. 12 in.

In mm) Problem 8: A C310 × 45 is connected with 25mm diameter bolts in each flange, as shown in Figure, Problem 11. If Fy = 345MPA, Fu = 450MPA, and Ae = 0.90An, Apply the following %3D %3D %3D approaches to determine: a. The design strength for LRFD. b. The allowable strength for ASD. Section Figure. Problem 8

Find the smallest net area for the plate shown below. The holes are for 1 in. diameter bolts.

4. Given a sheared flat bar 5" in width, which is to have a double line of 3/4" Dia bolts, answer the following. a. Does the bolt hole pattern need to be staggered? b. What is the minimum edge distance required? c. What is the gage distance? d. What is the clearance "E" required? e. What is the diagonal minimum distance? f. What is the minimum pitch?

Determine the design strength of an UNP200 with four lines if 16 mm diameter bolts in standard holes, as shown in the Figure below. F = 370MPA F. = 240MPa 60 80 60 100, 100, 100, 100,100 UNP 200

Tension Member -Problem 2 9 - 4" Bolts Gusset Plate Plate thickness t = ½" 2" Tension Member A36 Steel Plate 3" P, 10" и 3" d h Compare Tension Capacity of line 2" e abcde and line An Ag fgchi 4" 4"

SITUATION I A bolted tension member is shown below. Diameter of bolts are 19 mm and the plate material is A36 steel Fy = 250 MPa, Fu = 400 MPa. Diameter of hole is 2.5 mm bigger than the diameter of bolt and thickness of plate is 10 mm. 100 100 100 100 50

3. The figure shows a steel bracket bolted to the face of a steel column. Find the bolt size required for a maximum load (F) = 15 kN. Bolts are to be grade 8.8 and reusable. Assume a coefficient of friction of joint of 0.6. Top View Side View 20 1.57 20 50 70 140 co A Kolo 260 Z DX T130 130 YA |E=15KN Ans: M12

Situation 4: A steel plate is 300 mm wide and 15 mm thick with 4 bolts (24mm dia.) cut into the plate as shown. Hole diameter = diameter of bolt + 2 mm. Use Fy = 248 MPa and Fu = 400 MPa Given: S1 = 60mm, S2 = 55mm, S3 = 75mm, g1 = 80mm, g2 = 70mm, g3 = 70 mm $1 S2 T+ H g3 DO E $3 1. Which of the following nearly gives the Allowable Strength Ta? O 652 KN O 669 KN O 674 KN O 681 KN BO CO

Determine the capacity of the details shown below.A992: Fy=50ksi, Fu=65ksiA36: Fy=36ksi, Fu=58ksieffective bolt hole diameter = bolt hole + 1/16"beam properties: tw=0.38 in., bf=7.07 in., tf=0.63 in.Fexx=70ksi l) what is the bolt bearing capacity of beam flange of the flange connection in kips? (2 decimal places)