CRANBERRY CROWING 



13 



and carefully. It often pays to make the gate of reinforced concrete, l)Ut 

 redwood or kyanizcd cedar lumber is better on soft land. A continuous 

 cross sheet of matched piling under the middle of the gate and extending 

 out into the dam on each side of it is necessary, and two or three sheets 

 may be needed if the water held is to be deep and the soil under the gate 

 is soft or disturbed by springs. A stream of water from the hose of a 

 power sprayer, delivered under high pressure through a piece of iron pipe 



Fig. 11. 

 A Bulkhead and Sewer Pipe Water Gate. 



An Open Gate. The upright timbers extend well above the top of the dam to permit 

 building the dam higher if this is found desirable. 



