Thorpe, William Henry · London, E. & F.N. Spon, limited; New York, Spon & Chamberlain · leaf 169
ot essen-tial, should be avoided, thesimplest forms of connec-tion being preferable, if atall suitable. If a step orbutt surface is wanted forany member, it is commonlybetter to provide this by acleat .or other added piece,rather than by cutting into the ^ber butted against. A complicated joint… … , TIMBER 5RIDGES. • 155 surfaces should be ample, straps of liberal dimensions,and bolts large (with good washers), both for. the sakeof bearing surface in the holes, and reduction of anyliability to bend under cross-stress. In trusses of the.form shown in Figs. 85 and 86, it is desirable to…
Bridges
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