WOOD PIPE FOR CONVEYING IRRIGATION WATER. 23 



Thirty-two inch. — At North Yakima, Wash., 1894; Redwood siphon 940 feet 

 long ; 32 inches diameter ; maximum head, 90 feet ; bands, one-half inch diam- 

 eter; built by force account for $2,500, equals $2.66 per linear foot. Dupli- 

 cated by contract, 1903, for same figure. 



At Filer, Idaho, 1901 ; 1,300 feet ; 32 inches diameter ; fir staves, If inches 

 thick, at $40 per thousand feet b. m. on basis of 2 by 6 inch lumber; bands, 

 one-half inch diameter, 57 cents each ; malleable iron shoes, 4 cents each ; 

 tongues, g by 1J by 5ik inches, 3 cents ; pressure head, to 40 feet ; work done 

 by force account ; wages, $2.50 for 10 hours, and foreman $5 ; hauling material 

 8 miles, $75; erecting on top of ground, approximately $250. Cost of staves 

 and steel laid down at Filer, $1.35 per foot of pipe ; haul and erecting, 25 cents ; 

 total approximately, $1.60 per foot. 



Thirty-six inch. — At Jerome, Idaho, 1912 ; 650 feet ; 36 inches diameter ; head, 

 to 43 feet; staves, fir, If inches thick; band, one-half inch diameter; built 

 in trench and buried 2 feet deep ; average haul, 4 to 5 miles. Cost, including 

 everything except engineering and administration, $1,596, or $2.46 per foot. 



Forty inch. — At Jerome, Idaho, 1912; 3,113 feet; 40 inches diameter; head, 

 to 100 feet ; fir staves, If inches thick ; bands, one-half inch diameter ; built 

 in trench and buried 2 feet deep ; average haul, 10 miles ; cost, $3,933, or $2.S7 

 per foot, including everything except engineering and administration. 



Forty-two inch. — At Jerome, Idaho, 1912 ; 9S0 feet ; 42 inches diameter ; head, 

 to 51 feet ; staves, fir, If inches thick ; bands, one-half inch diameter ; built 

 in trench and buried 2 feet deep ; average haul, 4 to 5 miles ; cost, $2,556, or 

 $2.61 per foot, including everything except engineering and administration. 



Forty-four inch. — At Wenatchee, Wash., 1902-3 ; 9 : 000 feet ; 44 inches diam- 

 eter; maximum head, 235 feet; bands, one-half inch diameter ; fir staves, If inches 

 thick ; laid in trench, and on bridge across Wenatchee River ; contract price for 

 pipe, $2.20 per linear foot. Excavating and backfilling not included. 



At Palisades, Colo., 1909-10 ; 3 fir pipes, 44 inches diameter ; 2,S50 feet ; 1,055 

 and 1,150 feet in length ; cost by contract, $3.15, $3.25, and $2.90 per linear foot, 

 respectively. No earthwork included. 



Forty-eight inch. — At Palisades (orchard mesa), Colo., 1909-10; for 6 pipes 

 48 inches in diameter and varying lengths and heads, the unit prices ranged from 

 $2.40 per foot up to $4.75 per foot, the average of the six being $3.52; mate- 

 rial, fir. 



At Deer Park, Wash, (about 1909), 94,000 feet of fir pipe; head, to 70 feet, 

 built in trench ; contract price, $2.35 per foot, includes delivery of all material 

 at railroad point and erection of pipe, but no haul or earthwork. 



Forty-eight inch. — At Clarkston, Wash., 1906 ; fir staves, If inches thick, |-inch 

 bands; built in trench by force account, for light head; cost, $2.25 per foot, no 

 earthwork included. Foreman received $3.50 per day and other men $2.50 for 

 10 hours. 



Fifty-eight inch.— At Pueblo, Colo., 1907 ; 2,277.5 feet ; cost by contract, $6.14 

 per foot, no earthwork included. 



Sixty inch. — At Pueblo, Colo., 1907 ; on 17 fir pipes the unit price per foot 

 ranged from $4.19 to $6.5S, averaging $5.51. The combined length of 17 pipes 

 equals 19,821.5 feet, making the average price per foot on this basis equal $6.27 ; 

 earthwork not included. 



Sixty inch. — -At Nissa, Oreg., 1912; 6,700 feet; average head about 65 feet; 

 bands, f inch diameter ; staves, fir, 2 by 6 inches ; built on wooden cradles ; con- 

 tract price, $4.25 per foot, included material, erecting, and freight, but no haul 

 or earthwork. 



