CONCRETE LINING FOE IRRIGATION CANALS. 
measurements — Continued. 
25 
Loss per mile. 
Max 
mum 
Mini- 
mum. 
Mean 
Loss per 
square 
loot of 
wetted 
area in 
24 hours. 
Character of material 
in the channel. 
Source of informa- 
tion. 
Remarks. 
Per 
cent. 
Per 
cent. 
Per 
cent. 
9.60 
5.40 
3.90 
Cu. feet. 
2. a 
1.16 
Very gravelly 
1.16 
1.46 
2.77 
5.52 
1.50 
.76 
1.83 
2.07 
.88 
1.06 
Clay loam slightly 
mixed with gravel. 
Sandy loam mixed 
with small amount 
of gravel. 
Acadia silt loam and 
heavy yellow clay. 
miles sandy loam; 
5 miles heavy clay; 
remainder light 
sandy loam. 
Report D.H. Bark, 
9th Biennial Re- 
port State Engi- 
neer, Idaho, 1911- 
12. 
....do 
.do. 
Report W. B. Greg- 
ory, Journal Assn. 
Eng. Societies, vol. 
49, No. 1, July, 
1912. 
Report Samuel For- 
tier, O. E. S. Bui. 
172, 1906. 
.do. 
.do. 
.do. 
Measured Sept. 3, 1912, 2 
miles north of Downey. 
Clean uniform cross - sec- 
tion; water level in ditch 
about same as ground sur- 
face: used 1 year. 
Measured Sept. 3, 1912, 2 
miles north of Downey. 
Clean uniform cross - sec- 
tion; carrying less than one- 
fourth capacity; uniform 
grade; used 1 year. 
Measured Sept. 3, 1912, 2 
miles north of Downey. 
Uniform cross-section; car- 
rying very small part of 
full capacity; used 1 year. 
Measured Aug. 7, 1911, from 
• Benoit flume to Lyons 
Point flume. 
Measured Aug. 9-13, 1900 
from Tilden's ranch to Hes 
per farm. 
Measured June 10-13, 1902 
Received some inflow from 
High Line Canal and irri- 
gated lands. 
Measured Aug. 4-6, 1902. Re- 
ceived some inflow from 
High Line Canal. 
Measured 1903. Received 
some inflow from both the 
High Line and the Yellow- 
stone canals, and irrigated 
lands. 
Measured 1903. 
Do. 
Measured 1903. Receives 
heavy inflow from canals 
and irrigated lands above 
it. 
Do. 
Measured 1903. A large in- 
crease in this section in 
third and fourth miles from 
head due wholly to seepage. 
Measured 1903. 
Do. 
Measured July 18-20, 1900. 
No canals or irrigated lands 
to affect this section by 
waste water. 
Measured June 24-25, 1902. 
No canals or irrigated lands 
to affect this section by 
waste water. 
Measured 1903. No canals or 
irrigated lands to affect this 
section by waste water. 
