2. (1 point) What is the controlling effective slenderness ratio for the column shown below assuming...
What is the slenderness ratio of the column shown below (2 directions)? Is it acceptable? Unbraced Column -2 x 4 6-6"
Use the alignment chart to determine the effective length factor kr for the column #1 shown below. (15 points) 4. No bracing is provided in this frame. Column #2: HP14X102 15 ft Girder: W12X45 Girder: W12X45 Column #1: HP14X102 15 ft Column orientation 30 ft 30 ft Use the alignment chart to determine the effective length factor kr for the column #1 shown below. (15 points) 4. No bracing is provided in this frame. Column #2: HP14X102 15 ft Girder:...
Q4. Figure Q4 shows a steel column that pinned on top and fixed at the base. The column is restrained by steel beams about its x-axis and y-axis on the top of the column. The radius of gyrations of the column about x-axis is 137 mm and y-axis is 77.8 mm. The Modulus Elasticity of the column is 200 x10 kPa. (i) Calculate the moment of inertia of the column on x axis and y axis. (17 marks) (ii) Find...
For the figure shown, the column consists of a W10x33 and is A992 steel. Assume no torsional buckling. Assume that the effective length factor, K 1.0 in both the X and Y directions. a) Check column effective slenderness ratio. b) Using the equations in Table B4.1a, show the checks for slender elements. Using Chapter E, determine the design compressive strength, фРп, of the column. c) d) Is the member adequate for the compressive force shown D=80 K L= 115 K...
Question 6 refers to a frame in an unbraced multi-story building shown below. The column on gridline C is a W12x72 oriented such that strong axis buckling would occur in the plane of the frame. B W16x26 W1835 15 ft W16x26 W18X35 15 ft 30 ft 40 ft 6. (5 points) Determine the effective length, Lc (ft) and available strength (k) of the column. You may use either LRFD or ASD.
Problem 4: Determine if the 87/4 x 15-inch cross section for the column shown below is sufficient to resist the axial loads given below using ASD methods. The column is manufactured using axial combination 2 and is a DF glulam. The column is a pinned-pinned end column (i.e., K = 1.0), the moisture content is 11%, and the temperature is in the normal range for occupancy. D = 20 k L = 40 k L = 22 ft L =...
The column shown has a hollow rectangular cross-section. L=6 meters, the material is cold-drawn steel with E=207 GPa, and Sy=580 MPa. Assume end condition to be C=1; 010 Determine D=80mm 200mm 1. 2. 3. 4. Slenderness ratio Transition Slenderness ratio Short or long column? Why? Is the column safe if the axial load P shown is 1 MN? 100mm Column Cross-section bh3 For a rectangular cross-section I 12 X For a circular cross-section, I = 1 D4 64
D/C is Demand/ Capacity Ratio Arectangular non-reinforced (plain) concrete column is subject to the load as shown in image below. What is D/C ratio assuming concrete tensile and compressive allowable stresses are 5MPa and 40MPa respectively. Is design safe? P-80kN 0.2 m M-10kNm 0.2 m 0.1 mX 0.1 m Arectangular non-reinforced (plain) concrete column is subject to the load as shown in image below. What is D/C ratio assuming concrete tensile and compressive allowable stresses are 5MPa and 40MPa respectively....
Question2 Determine the LRFD design De Pn for the axially loaded W12 x 96 column which has the bracing and end support conditions as shown (the column is braced on its weak y axis as shown in the figure). Fy 50 ksi. Solve: a) Using Trial and error Procedure; i.e. Table 4-22; b) Using LRFD Tables: i.e. Table 4-1. 10 ft 26 ft 16 ft n T x-x axis y-y axis l of 2
Please help me to solve this quiestion Mechanics of material The column AB shown in the Figure below is made of A-36 steel, which is fixed at A and pinned at B. The column has a circular hollow section as shown in section a-a, which has an outer radius ro= 25mm and inner radius ri=20mm. (a) Determine the slenderness ratio of the column [5%] (b) Is the column safe? [12%) (c) What is the failure mode of the column [3%)...