cee122-fa05-mt-Astaneh-soln

cee122-fa05-mt-Astaneh-soln - Last Name_ First Name _...

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CE, © A. Astaneh, University of California at Berkeley, 2005 Midterm 1 UNIVERSITY OF CALIFORNIA AT BERKELEY, DEPARTMENT OF CIVIL AND ENVIRONMENTAL ENGINEERING CE 122- Design of Steel Structures Faculty : A. Astaneh-Asl, Ph.D., P.E., 781 Davis Hall, ------------------------------------------------------------------------------------------------------------------------- Midterm Examination, Thursday, October 20, 2005, Starts: 2:20, Ends; 4:50. This is a Closed Books and Notes You can only bring to the exam the document: “Equations and Tables” posted on the course web site. Please use Engineering pad papers and neat handwriting and sketches. --------------------------------------------------------------------------------------------------- Problem 1 (30 points) Considering all applicable failure modes and checking the 2-channel member as well as both plates, calculate maximum factored load T u shown in the figure below. Type of steel used for each component is indicated on the drawing. Last Name____________________ First Name ____________________ Student ID__________________________________________ All the information you need is provided. Therefore, out of respect for other students and in order not to disturb them during the exam, please DO NOT ask any questions . With best of luck! A.A. 2 PL18”x1/2” , A572 Grade 50 Steel 2C-15x50 A36 Steel d h =3/4” For All Bolt Holes T u 24” 2@3” 3@3” 2” T u PL20”x1”, A36 Steel 18” 20”
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CE, © A. Astaneh, University of California at Berkeley, 2005 Midterm 2 Problem 2 (34 points) Consider the corner column of the structure shown below and calculate maximum value of factored load P. All columns are W12x120, all beams are W24x55 and all steel is A992, Gr. 50. Use G A and G B alignment charts to calculate K values. Check all buckling modes including flexural-torsional
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cee122-fa05-mt-Astaneh-soln - Last Name_ First Name _...

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