1、Revisions and Errata List AISC Steel Design Guide 7, 2ndEdition, 1stPrinting (Printed Copy) October 15, 2012 The following list represents corrections to the first printing (dated March 2005) of the second edition of AISC Design Guide 7, Industrial Buildings Roofs to Anchor Rods. Page(s) Item 59 “Ex
2、ample 18.1.3” should be replaced with “Example 18.1.2” in the first paragraph in the left column. 59 In the left column, replace the last sentence of Example 18.1.1 with “Based on the area of the W27146 the axial stress in the beam due to the tractive force is 0.176 ksi.” 60 In the right column, rep
3、lace the second to last line with the following (55.2 replaces 55.5): 55.2(1.25) = 69 kips 125.9 kips. 77 In the left column under “2. Preliminary Design,” replace the 3rd and 4th lines from the bottom with the following (in the equation for , 12 replaces 24 in the denominator): For a fixed-fixed co
4、lumn with a WL = 20 psf: 312wPHEI See Figure 20.3.5. 77 Figure 20.3.4 should be revised as shown: 50k35k125kP1=31kP2=50k121kFig. 20.3.4 Critical Moment Diagrams 117k110kP1=33kP2=37.5kCase 3Case 2 78 In the left column, first line, replace “I1/I2 = 1.0” with “I1/I2= 1.0.” Figure 20.3.7 should be revised as shown: 80 In the left column, replace the 5th line with: K1= 0.89, K2= 1.29 53.31k60.36kFig. 20.3.7 Critical Moment Diagram Case 2 126.68k
