Bui. 852, U. S. Dept. of Agriculture. 



Plate V. 



' 



-rift- ■ wk W: ■ 







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. 



