Structural Steel Design (6th Edition)
6th Edition
ISBN: 9780134589657
Author: Jack C. McCormac, Stephen F. Csernak
Publisher: PEARSON
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Question
Chapter 3, Problem 3.17PFS
To determine
The minimum stagger and the net area of the given tension member.
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Students have asked these similar questions
The tension member shown in Fig. P3-13 contains holes for 3/4-in Ø bolts. At what
spacing, s, will the net area for the section through one hole be the same as a rup-
ture line passing though two holes? (Ans. 3.24 in)
2 in
8 in
3 in
24 in
FIGURE P3-13
Determine the controlling (lowest) net area of the member.
X = 2.69
Y = (6-2.69)/2
Z=0.7
Y"
-X
Y"
5 @ 1/2"
OD
O
a Do
-OHD
-(5)-z" bolts
-L6 X 4 X 7/16
Determine the LRFD design strength and the ASD allowable strength. Neglect block shear.
A36 steel and 7/8-in Ø bolts
N
VA
N
SZ
2-MC 12 x 40
00
K
All 2 in
2 in
3-in
3/in
2/in
Chapter 3 Solutions
Structural Steel Design (6th Edition)
Ch. 3 - Prob. 3.1PFSCh. 3 - Prob. 3.2PFSCh. 3 - Prob. 3.3PFSCh. 3 - Prob. 3.4PFSCh. 3 - Prob. 3.5PFSCh. 3 - Prob. 3.6PFSCh. 3 - Prob. 3.7PFSCh. 3 - Prob. 3.8PFSCh. 3 - Prob. 3.9PFSCh. 3 - Prob. 3.10PFS
Ch. 3 - Prob. 3.11PFSCh. 3 - Prob. 3.12PFSCh. 3 - Prob. 3.13PFSCh. 3 - Prob. 3.14PFSCh. 3 - Prob. 3.15PFSCh. 3 - Prob. 3.16PFSCh. 3 - Prob. 3.17PFSCh. 3 - Prob. 3.18PFSCh. 3 - Prob. 3.19PFSCh. 3 - Prob. 3.20PFSCh. 3 - Prob. 3.21PFSCh. 3 - Prob. 3.22PFSCh. 3 - Prob. 3.23PFSCh. 3 - Prob. 3.24PFSCh. 3 - Prob. 3.25PFSCh. 3 - Prob. 3.26PFSCh. 3 - Prob. 3.27PFSCh. 3 - Prob. 3.28PFSCh. 3 - Prob. 3.29PFSCh. 3 - Prob. 3.30PFSCh. 3 - Prob. 3.31PFSCh. 3 - Prob. 3.32PFSCh. 3 - Prob. 3.33PFSCh. 3 - Prob. 3.34PFSCh. 3 - Determine the LRFD design strength and the ASD...Ch. 3 - Prob. 3.36PFSCh. 3 - Prob. 3.37PFS
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- Determine the net area W12 x 16 1Ag = 4.71 in 22 of the shown in Fig. 3.7, assuming that the holes are for 1-in bolts.arrow_forwardCompute the net area. The plate 7/8 x 14 shown in Fig. P3-11. The holes are for 7/8-in Ø bolts.arrow_forward1. 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…arrow_forward
- Compute the net area. The tension member shown in Figure P3-14 contains holes for 1-in Ø bolts.At what spacing, s, will the net area for the section through two holes be the same as a rupture line passing through all three holes?arrow_forwardCompute the net area of the given member.arrow_forwardDetermine the effective net cross-sectional area of the C12 × 25 shown in Fig. P3-18. Holes are for 3/4 in Ø bolts. 1 in И И 3 in O O O 5 in O O O 3 in ttete All 2 in FIGURE P3-18 -/2 INarrow_forward
- ACTIVITY 1. A PL %x7 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 for LRFD. b. The allowable strength for ASD. PL % x7 O O FIGURE P3.2-1arrow_forward3.4-2 The tension member shown in Figure 3.4-2 is a PL 5 × 10, and the steel is A36. The bolts are 7/8-inch in diameter. a. Determine the design strength for LRFD. b. Determine the allowable strength for ASD. 2" 3" 2" |27|27|--|--| 3" О 2" FIGURE P3.4-2arrow_forwardQUESTION 6 3. check the capacity of the shear connection. A992: Fy=50ksi, Fu=65ksi A36: Fy=36ksi, Fu=58ksi effective bolt hole diameter = bolt hole + 1/16" beam properties: tw=0.295 in. Fexx=70ksi what is the bearing capacity of the shear plate in kips? (2 decimal places)arrow_forward
- 3-9. The 1 x 8 plate shown in Fig. P3-9. The holes are for -in Ø bolts. (Ans. 6.44 in?) 3 in 3 in 8 in - 2 in 1 in PL 1 x 8arrow_forwardA. increases B. decreases 9. The limit states must check in the pin-connected member: A. tensile and shear ruptures B. pin bearing C. yielding D. all these sentences. 10. The spacing between bolts in painted built-up tension member is: thieknessarrow_forwardHelp pls. Thanksarrow_forward
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