CONCRETE LINING FOR IRRIGATION CANALS. 
measurements — Continued . 
35 
Loss per mile. 
Loss per 
square 
foot of 
wetted 
area in 
24 hours. 
Character of material 
in the channel. 
Source of informa- 
tion. 
Maxi- 
mum. 
Mini- 
mum. 
Mean. 
Remarks. 
Per 
cent. 
Per 
cent. 
Per 
cent. 
20.00 
i.90 
Cu. feet. 
Records of office 
State engineer of 
of Utah. 
do 
do 
5 feet fall. 
Channel coated with 
thick layer of clay. 
Gravel and black 
loam. 
do 
Sandy loam 
do 
do 
do 
Gravel and black 
loam. 
Sand and gravel 
| sandy loam; J river 
worn gravel and 
bowlders, 2 inches 
to 2 feet in diameter 
Sandy loam 
River rocks and 
sandy loam. 
Clay and blue slate 
rock points. 
Mostly coarse gravel 
covered with soil 
4 to 9 inches deep. 
from recent rains. 
1 foot fall. 
66.00 
15.70 
19.80 
40.00 
4.60 
9.80 
77.40 
do 
do 
do 
.....do 
do 
do 
do 
do 
2 feet fall. 
2 feet fall. 
3 feet fall. 
4 feet fall. 
2 feet fall, flowing a much 
larger stream a few hours 
before. 
2 feet fall. 
7 feet faU. 
2 feet fall. 
.70 
9.20 
6.30 
do 
do 
do 
Report O.L.Waller, 
O. E. S. Bui. 104, 
1900. 
/Report S. O. Jayne, 
\ O. E. S. Bui. 188. 
do 
21 feet fall. 
3 feet fall. 
7 feet fall. 
Measured Oct. 31, 1900. 
2.90 
2.10 
1.80 
1.40 
1.50 
1.20 
1.80 
2.90 
1.80 
2.40 
1.70 
1.60 
.40 
.20 
.65 
Measured Sept. 9, 1904, De 
Moss's bridge to flume No.l 
/Measured May 11, 1906, De 
\ Moss's bridge to flume No.l 
/Measured Sept. 27, 1906, De 
\ Moss's bridge to flume No.l 
/Measured Oct. 16, 1906, De 
\ Moss's bridge to flume No. 1 
/Measured Sept. 27, 1906, 
\ flume No. 1 to flume No. 2. 
Do. 
do 
do 

do 
do 
do 
/Measured Sept. 9, 1904, flume 
1 No. 1 to flume No. 3. 
(Measured May 11, 1906, flume 
\ No. 1 to flume No. 3. 
Measured Oct. 16, 1906, flume 
No. 2 to flume No. 3. 
/Measured July 3, 190fi, flume 
\ to Butterfield's bridge. 
(Measured Aug. 21, 1906, flume 
\ to Butterfield's bridge. 
Measured Aug. 21, 1906, flume 
to northeast corner section 
21. 
Measured July 6, 1906, ceme- 
tery to Rankin hopyard. 
do 
do 
do 
Mostly seamy ba- 
saltic rock. 
do 
do 
.48 
1.04 
Report J. C. Stevens, 
Trans. Am. Soc. 
C. E., vol. 71, p. 
339, 1909. 
...do.. . 
ment, Apr. 16 to Sept. 15- 
1909. From intake to 3C 
mile station. 
ment, Apr. 16 to Sept. 15, 
1909. From 30-mile station 
to 48-mile station. 
