Bui. 852, U. S. Dept. of Agriculture. 
am 
Fig. I. — Connection at Gauge I, Clavey Siphon, Oakdale Irrigation District, 
California. (Pipe No. 28.) 
Note air trap and color reservoir. Gauge glass is on pole. 
Fig. 2. — Siphon No. I, Victoria Aqueduct. (Pipe No. 30.) 
Mr. Ewing is standing at tap for gauge No. 1. 
Fig. 3.— Siphon No. 5, Victoria Aqueduct. (Pipe No. 31.) 
Note manholes and concrete trestle over creek. Wood trestle used during construction for conveyance 
of pipe units. 
