210 



ACTUAL COSTS AND CAPACITY OF GASWORKS. 



for each bed. It is supported on the cross girders 

 with cast-iron stands and carried round the retort house 

 wall on suitable brackets. 4-inch tar pipes are supplied, 

 and fixed to the underside of each hydraulic, and con- 

 tinued to a i5-inch tar tower. The latter is fitted up 

 complete with J-inch liquor feed pipe and valve, 2-inch 



2'C 



fcL 





Fig. 10. Retort Bench : End Elevation. 



vacuum pipe and valve, 2-inch sealed overflo.w pipe, run 

 off pipe, valve and handhole. 



The two regenerative settings are capable of making 

 96,000 cubic feet of gas per day, or the equivalent of 

 19,200,000 cubic feet per annum, on the basis of 200 

 times the full producing capacity. Conceding that a 10 

 per cent, margin is needed, the capacity is still equal to 

 17,500,000 cubic feet per annum. With a setting 



