COST OF HYDRO-ELECTRIC POWER PLANTS 



717 



Material. 



Price, F.O.B. 

 Portland. 



Local Freight, 



Railway and 



Wagon and 



Storage. 



Total. 



Cement, per barrel 



Lumber, per thousand 



Sand, per cubic yard 



Broken stone, per cubic yard. 

 (Crushed on the job) 



$1.60 

 25.00 



$ .60 

 6.00 



$2.20 



31.00 



1.50 



1 50 



ESTIMATE OF COST PER CUBIC YARD OF CONCRETE 



For What Used. 



Cement. 



Sand. 



Stone. 



Forms. 



Labor. 



Total. 



Canal lining. . . 

 Forebay, etc . 



$3.00 

 3.00 



$.70 

 .70 



$1.40 

 1.40 



$1.90 

 1.90 



$3.00 

 3.00 



$10.00 

 10.00 



DAMS 



The estimated cost of concrete varied with volume as follows: 



More than 200,000 cubic yards $ 6. 00 



100,000 to 200,000 cubic yards 6.50 



50,000 to 100,000 cubic yards 7.00 



25,000 to 50,000 cubic yards 8.00 



10,000 to 25,000 cubic yards 9.00 



Under 10,000 cubic yards 10.00 



ROCK EXCAVATION 

 Dam foundations, not including estimate for cofferdam, per cubic yard $1 .25 



Canals and forebayc., per cubic yard 1 . 25 



Tunnels, etc., per cubic yard $8.00 to 15.00 



STEEL WORK 

 Trash racks (Bessemer-steel rails) : 



Factory price, per pound $0 . 01 J 



Freight, per pound . 01 J 



Fabrication and placing 02 



Total $ .05 



Pipe work for penstocks: 



Factory price, plate, per pound $ . 01 J 



Freight 01$ 



Fabrication and placing, per pound 03 J to .03$ 



Total $.06-; co .07 



NOTE. See page 724 for unit prices on Hydraulic and Electrical 

 Equipment. 



