CONCRETE LINING FOE IRRIGATION CANALS. 
measurements — Continued. 
37 
Loss per mile. 
Maxi- 
mum. 
Mini 
mum 
Mean. 
Loss per 
square 
foot of 
wetted 
area in 
24 hours. 
Character of material 
in the channel. 
Source of informa- 
tion. 
Remarks. 
Per 
cent. 
Per 
cent. 
Per 
cent. 
1.36 
3.23 
2.07 
Cu.feet 
1.65 
1.24 
Report J. C. Stevens, 
Trans. Am. Soc. 
C. E., vol. 71, p. 
339, 1909. 
....do 
1.20. 
1.57. 
1.33. 
.81. 
1.20. 
.24 . 
4.73. 
.45. 
.72. 
.23 . 
(Report Clarence T. 
\ Johnston, O.E.S. 
I Bui. 104, 1900. 
.do. 
.do. 
Mean of continuous measure- 
ment, Apr. 16 to Sept. 15, 
1909. From 48-mile station 
to 60-mile station. 
Mean of continuous measure- 
ment, Apr. 16 to Sept. 15, 
1909. 
Measured July 9-11, 1900, 
from station 1 (headgate) 
to station 2. 
[Measured Aug. 20-22, 1900, 
< from station 1 (headgate) 
[ to station 2. 
(Measured July 9-11,1900, 
\ from station 2 to station 3. 
1 1 Measured Aug. 20-22, 1900, 
: \ from station 2 to station 3. 
d 1 1 Measured July 9-11, 1900, 
\ from station 3 to station 4. 
! (Measured Aug. 20-22, 1900, 
l\ from station 3 to station 4. 
I Measured July 9-11, 1900, 
\ from station 4 to station 5. 
| Measured Aug. 20-22, 1900, 
\ from station 4 to station 5. 
/Measured July 9-11, 1900, 
\ from station 5 to station 6. 
(Measured Aug. 20-22, 1900, 
' " \ from station 5 to station 6. 
/Measured July 9-11, 1900, 
\ from station 6 to station 7. 
/Measured Aug. 20-22, 1900, 
\ from station 6 to station 7. 
Measured July 9-11, 1900, 
from station 7 to station 8. 
.do. 
.do. 
.do. 
.do. 
.do. 
