IRRIGATION 95 



2G feet; length, 318 feet, 7 inches. Vandalia — Type, re-enforced concrete dam, 

 Ambursen type; height, 26 feet apron to fixed crest (34 feet bottom of abutment to 

 fixed crest), with top 6 feet movable; length, 320 feet; length of auxiliary spillway, 

 1,200 feet. 



Length of canals: St. Mary Canal — Length, 28.8 miles; capacity, 850 second- 

 feet. Chinook division not determined. Malta division — 44 miles with capacity 

 greater than SOO second-feet (including 1.4 miles of slough, 0.8 miles Peoples Creek 

 and 0.5 miles of natural basin) ; 110 miles with capacities from 50 to 300 second- 

 feet; 190 miles with capacities less than 500 second-feet. Glasgow division — 41 

 miles with capacities 50 to 300 second-feet; 60 miles with capacities less than 50 

 second-feet. 



Pressure pipes: There will be a lO-foot concrete pipe under Kennedy Creek 

 of total length 200 feet, operating under a pressure head of 10 feet; a double barrel 

 7%-foot steel pipe across the St. Mary River of total length of 3,300 feet, operating 

 under a pressure head of 150 feet; and a double barrel 6%-foot steel pipe across 

 Halls Coulee, of total length 1,500 feet, operating under a pressure head of 95 feet. 



Aggregate length of dikes: Malta division (constructed), 28,265 feet. 



Irrigable area: There are no irrigable lands in the St. Mary Storage feature. 

 The St. Mary Storage feature of the Milk River Project comprises the storage 

 of the waters of the St. Mary River and their diversion into the North Fork of Milk 

 River only. Entire project, 219,557 acres (Malta division works completed for 

 12,800 acres). 



Present status of irrigable land: 43,700 acres entered subject to Reclamation 

 Act; 28,300 acres public lands unentered; 8,700 acres state lands; 108,857 acres in 

 private ownership; 30,000 acres Indian lands. 



Results to June 30, 1913. 

 St. Mary Storage Feature — 



Canals: With capacities greater than 800 second-feet, 3 miles. 



Bridges: Wood, 2 more than 50 feet in length; 20 less than 50 feet in length; 

 total length, 50G feet. 



Buildings: Offices, 3; residenees, 6; dormitories, 21; messhouses, 7; barns and 

 storehouses, 22; blacksmith shops, 3; sawmill, 1. 



Roads: 65 miles. 



Telephone lines: 83 miles. Telephones in use, 5. 



Material excavated: Class 1, earth, 406,500 cubic yards; class 2, undurated 

 material, 4,581 cubic yards; class 3, rock, 5,078 yards. 

 Milk River Project — 



Canals: 8 miles with capacities more than 800 second-feet; 12% miles with 

 capacities from 50 to 300 second-feet; 35.4 miles with capacities less than 50 

 second-feet. 



Waste water ditches and drains: 16 miles. 



Diversion dams: Valume — Masonry 163 cubic yards; earth, 5,900 cubic yards; 

 rock fill, 8,350 cubic yards; crib, 8,363 cubic yards. 



Dikes and levees for protection from overflow; total length, 29,800 feet; volume, 

 144,442 cubic yards. 



Canal structures: Concrete— 13, costing over $2,000 each; 9, costing from $500 

 to $2,000 each; 14, costing from $100 to $500 each. Wood— 1, costing over $2,000; 

 21, costing from $100 to $500 each; 343 costing less than $100 each. 



Bridges: Steel — 1 over 50 feet in length; 1 less than 50 feet in length; total 

 length, 155 feet. Wood — 2 over 50 feet in length; 31 less than 50 feet in length; 

 total length, 872 feet. 



Culverts: Concrete— 1, 518 feet. Wood— 7, length 108 feet. Vitrified pipe— 8, 

 length 1,030 feet. 



Flumes: Steel— 4. length 322 feet. Wood— 9, length 2,122 feet. 



Buildings: Offices, 1; residences, 6; barns and storehouses, including bunk- 

 houses and messhouses, 6. 



Wells: 3; aggregate depth, 200 feet. 



Roads: 3% miles. 



Telephone lines: Rented. Telephones in use, 8. 



Material excavated: Class 1, 2,397,770 cubic yards; class 2, 8,357 cubic yards; 

 class 3, 5,1131/^ cubic yards. 



Riprap: 7,164 cubic yards. 



Paving: 4,499 square yards. 



Cement used: 4,128 barrels. 



Concrete placed: 3,304 cubic yards. 



— Wheat pays good profits in Montana, 



