CE 434, Spring 2010
HW 1 Analysis of Bolted Tension Members
Calculate the design tensile strength of the following tension members. 1. 10" x " plate, A36 steel, 3 gage lines of " bolts at 3" gage, 2 bolts per line spaced at 2", staggered. Bolts are 2.5
CE 434, Spring 2010
Quiz 2 Solution Vulcraft Bar Joist
1 / 1
Select the lightest Vulcraft bar joist from the attached table for the roof purlins indicated below. Use the LRFD load combination: 1.2D + 1.6 L DL = 10 psf, LL = 20 psf, WL = 40 psf A 1 B C
CE 434, Spring 2010
Quiz 1 Jan. 15
1 / 3
1. Identify each column of load combinations below as either LRFD or ASD. LRFD ASD (a) 1.2D + 1.6L r (a) D + L (b) 1.2D + 1.6W + 0.5L + 0.5Lr (b) D + .75L + .75Lr 2. (a) What does LRFD stand for? Load and Resist
HW 6.1
1 / 3
"Hand" Calculations Given: L 20 Lb 0
ft ft
Loads: wSDL wLL does not include SW wU
' '
0.90 2.00 4.28 214
klf klf klf kft =wU'*L^2/9
MU
Since beam has continuous lateral support, lateral torsional buckling will not occur Therefore, use Table 3
HW HSS Column
Check the design compressive strength of Column B2 in the onestory structure below. Design the steel deck to figure dead load to the column.
4 @ 30ft 24ft
1 / 5
A 1
B
C
D
E
48t
2
3
Plan View 4@6ft
Front Elevation (of exterior wall)
Roof Dead
HW Bridge H Pile
Check the design compressive strength of a typical steel pile used to support a twolane highway bridge at a pier. The piles are HP 14x73, A572 Gr. 50 steel. The webs of the piles are parallel with the direction of traffic. Use load factor
HW W Shape Column
1 / 3
Check the design compressive strength of Column C2 in the onestory structure below. The owner may want to add another story in the future to be used as an apartment complex. Dead load is due to a 6"inchthick lightwt. reinforced con
Tension_Member_Analysis.xlsm
Welded Angle
1/2
HW 2.2
Calculate the tensile strength of a L4X4X7/16 angle, A572 Gr. 50 steel.
The angle has long. welds to one leg only.
The angle is connected to a 0.375" thick gusset plate of A36 steel with 7" of overlap.
Tension_Member_Analysis.xlsm Welded_Plate HW 2.1
Calculate the tensile strength of a 6" x 0.75" welded plate, A572 Gr. 42 steel The plate is welded with 10" longitudinal welds, and no transverse welds The plate is connected to a 0.25" thick gusset plate o
Tension_Member_Analysis.xlsm
Bolted Angle HW 1.2
1/3
HW 1.2
Calculate the tensile strength of a L8X4X3/4 angle, A572 Gr. 50 steel
2 gage lines of 0.875" bolts at 3" gage, 3 bolts per line spaced at 2.5" o.c., staggered
Bolts are 3" from the end of the ang
Tension_Member_Analysis.xlsm Bolted Plate HW1.1 HW 1.1
Calculate the tensile strength of a 10" x 0.5" plate, A36 steel 3 gage lines of 0.75" bolts at 3" gage, 2 bolts per line spaced at 2" o.c., staggered (see pattern below) Bolts are 2.5" from the end of
Tension_Member_Analysis_Problems.xlsm Bolted Angle Quiz 3
1/2
Angle Type Steel A572 Gr. 50 5 Fy Fu 50 65 ksi ksi
Holes: n_lin g n_bolt space 2 2.5 4 3 TRUE 1.5 in in number of gage lines spacing between gage lines n bolts per line spacing between bolts in