05-05ChapGere.0001 - load in shear of 900 kN/m. Calculate...

Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
Built-Up Beams Problem 5.11-1 A prefabricated wood I-beam serving as a floor joist has the cross section shown in the figure. The allowable load in shear for the glued joints between the web and the flanges is 65 lb/in. in the longitudinal direction. Determine the maximum allowable shear force V max for the beam. Solution 5.11-1 Wood I-beam 350 CHAPTER 5 Stresses in Beams 0.75 in. 0.75 in. 0.625 in. z y O 8 in. 5 in. 0.75 in. 0.75 in. t = 0.625 in. z y O h 1 = 8 b = 5 h = 9.5 Problem 5.11-2 A welded steel girder having the cross section shown in the figure is fabricated of two 280 mm 3 25 mm flange plates and a 600 mm 3 15 mm web plate. The plates are joined by four fillet welds that run continuously for the length of the girder. Each weld has an allowable
Background image of page 1
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: load in shear of 900 kN/m. Calculate the maximum allowable shear force V max for the girder. z y O 280 mm 15 mm 25 mm 25 mm 600 mm All dimensions in inches. Find V max based upon shear in the glued joints. Allowable load in shear for the glued joints is 65 lb/in. [ f allow 5 65 lb/in. 5 170.57 in. 4 Q 5 Q flange 5 A f d f 5 (5)(0.75)(4.375) 5 16.406 in. 3 V max 5 f allow I Q 5 (65 lb / in.)(170.57 in. 4 ) 16.406 in. 3 5 676 lb I 5 bh 3 12 2 ( b 2 t ) h 1 3 12 5 1 12 (5)(9.5) 3 2 1 12 (4.375)(8) 3 f 5 VQ I V max 5 f allow I Q A-PDF Split DEMO : Purchase from www.A-PDF.com to remove the watermark...
View Full Document

This note was uploaded on 09/20/2009 for the course COE 3001 taught by Professor Armanios during the Spring '08 term at Georgia Institute of Technology.

Ask a homework question - tutors are online