PLATE 18. 

 DESIGN FOR A STEEL LOCK-GATE, HORIZONTAL FRAMING 



IX pin for spar attachment 



Him; 



c pi 





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REAM SIDE 



of end posts - 



SECTION NEAR CENTER LINE 

 DESIGN FOR A STEEL LOCK GATE 



WITH HORIZONTAL FRAMING 



AND GATE VALVES. 



FOR A CHAMBER 55 FT. WIDE 



AND OF MODERATE LIFT 



Scale of Feet 



1 8 



