286 



TIMBER BRIDGES AND TRESTLES. 



CHAP. VII. 



wvi/vi/vfa/i^' '* i 



glSIMsdl^a. ^sb 



flngleB/odB~3J83 ; 

 Material- Cast Iron 

 ILJI' 



j^MM^J. 



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't'/ifMlfi/ift /V *" flaterial-Castlron 



fing/e Slock" B 3m 

 Material-Cast Iron t _ 



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-js-jtiL* iHr/4* 



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 N 



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f 



Lateral finale Block 



83/93 

 Material-Cast Iron 



B 3/90 A with fins. Separating Washer 

 83/90 omit Fins. dark "P z ' 



Material-Cast Iron Material-Cast Iron 



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 Hl_^K^ 



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Lateral finale Block 



83194. 

 Material-Cast Iron 





finale Block B3I3I 

 tlaterial- Cast Iron ' 



^i 



NIQ}- 



^IfcL, 



Cast Iron Packing Washer 

 for Lateral Rods 



l lsj& ''"These ccm$rs.rnust fie square^ !fejr/aj 



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Lateral ' fing/e Block 



51365 

 Material-Cast Iron. 



C-r 

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^/77/? C3 ~, 



FIG. 6. IRON DETAILS FOR 150 FT. SPAN, HOWE TRUSS SPAN. 

 C. M. & P. S- RY. 



