CATTLE DIPPING TANKS 243 



Approximate List of Materials Required. 



Portland Cement. — Required for tank proper, 24 casks ; required for 

 dripping race and sump, 9 casks ; required for bedding 40 posts, 10 casks ; 

 total cement required, 43 casks. 



(The above-mentioned casks are supposed to contain 376 lbs. of 

 cement each.) 



Sand. — Required for tank proper, 7 cubic yards ; required for dripping 

 race and sump, 2^ cubic yards; required for bedding 40 posts, 3 cubic 

 yards. 



Broken Stone. — Required for tank proper, 13 £ cubic yards; required 

 for dripping race and sump, 5 cubic yards ; required for bedding 40 posts, 

 6 cubic yards. 



Reinforcing Iron. — 1000 feet of .V-incli round iron; 1100 feet of 2-inch 

 round iron ; total weight of the above iron, 1080 lbs. 



Annealed Wire.— 1000 feet of T * 6 inch. 



Timber for Forms or Moulds. — Sides (flooring boards), 36 12-feet 

 lengths. Studs (3" by 3" deal), 18 pieces, each 8 feet 6 inches long ; 



2 pieces, each 7 feet long; 2 pieces, each 6 feet long; 2 pieces, each 



5 feet long; 2 pieces, each 4 feet long; 2 pieces, each 3 feet long; 2 

 pieces, each 2 feet long. Top cross bars (2^" by 3" deal), 14 pieces, 

 each 7 feet 6 inches long. Struts (2£" by 3" deal) 15 pieces, each 

 4 feet long; 13 pieces, each 3 feet 6 inches long; 12 pieces, each 



3 feet long ; 10 pieces, each 2 feet 6 inches long ; 9 pieces, each 2 feet 

 long. Pegs, 28 pegs, each 2 feet 6 inches long. 



Permanent Timber and Other Materials. — Splash-boards or roof-flaps, 

 2 pieces 3" by 3" deal, each 13 feet long; 4 pieces 3" by 3" deal, 

 each 12 feet 6 inches long ; 2 pieces 3" by 3" deal, each 7 feet long ; 

 36 pieces 3" by 3" deal, each 3 feet 3 inches long; 2 pieces 4£" by 

 3" deal, each 13 feet long; 4 pieces 4£" by 3" deal, each 12 feet 



6 inches long; 2 pieces 4£" by 3" deal, each 7 feet long. Plain or 

 flat galvanised iron, 16 sheets, each 7' by 3'. Rails for race (4£" 

 by 3" deal), 36 pieces, each 17 feet long; 8 pieces, each 9 feet long. 

 Splash-board rail (9" by 1£" deal), 6 pieces, each 14 feet; 2 pieces, 

 each 7 feet 6 inches. 5" by 5" hardwood posts for race, 22 each 



7 feet long, and 2 each 8 feet long (for in-end). 4" by 4" hardwood 

 posts, for splash-board rail, 16 each 6 feet 3 inches long. 2" by 



