... ., ., . 622.271.32.013.3 ., ., . - . , 70% . 500 , ( , . - , 150 3–4 ( 80‰) 325‰). - . , - . – , - , . . . , , , [2]. . 1985 , - , (2010 .) , . , . , , , = [C1 + - . . 1, 2 1] –[ . [3]: 2+ 2+ )], (1) – , .; 1, 2 – , , - .; – , .; – , 1–2 - =0,08 [4]. [5] , 7–9% [1]. , . , - , . 0. = C1 – , , (1) , 1– 2+ : 2, (2) . - . . . . 2010. 3. 5 , 1,5 5 [6]. –––––––––––––––––––––––————————————————–––––––––––– 5 . 1. : – Q /Q =0,2; – Q /Q =0,3; – Q /Q =0,4 2 . – - 10 : 1. , (Q /Q <1). . , . . Q /Q =0,3 2. (Q /Q =1). . . 1, ). ( - . (Q ). – 5, 10 15 , . Q /Q , ( – 0,2 ( . Q /Q =0,4 (Q ) - . 1, ), 1 7 10 . - . 1, ). . .2 0,2; 0,3 0,4, , Q /Q >0,3. . 3 - – . - – 7 1 . (Q /Q =1) 10 . 2. 6 –––––––––––––––––––––––————————————————–––––––––––– , 10 . . . . 2010. 3. ... 11 – 2 7 . , - , . 3. : 1. 0,3. , Q /Q <0,3 – 3. . ., . 4. : . .: 5. 6. ., – , 2 . 23 - 20 . , , 2. 2007. 1. . 9–13. 1. 2. - 3. . 5. . // . . - ( 2.05.07-85). ., : , 1978. 231 . . 2 . 2., . , 2001. . I. 519 .: . . .: . 1977. . , 1975. 360 . // 10. . .: Bibliography - , . ) Q /Q =1 - . . 2, ( , 2. . . - , 1. ., – . 2 2 ., 4. 6. Ivashov N.A. Feasibility study of the opening method of stocks behind a limiting contour of an open-cast mine. The bulletin of MSTU named after G. I. Nosov. 2007. 1. P. 9–13. The manual for definition of the integrated technical and economic cost indexes of building for comparison of variants and a choice of kinds of industrial transport (to SNiP 2.05.07-85). Jumatov B.P., Bunin ZH.V. Building and reconstruction of ore opencast mines. 2 edit., revised and add., .: Nedra, 1978. 231 p. Trubetsky K.N, Krasnjansky G.L., Hronin V.V. Designing of opencasts: Textbook for high schools: In 2 vol. 2 edit., revised and add. .: Publishing house of Academy of mining sciences, 2001. I. 519 p.: fig. A technique (substantive provisions) of definition of economic efficiency of use in a national economy of new techniques, inventions and innovation proposals // Economic newspaper. 1977. 10. Vasiliev M.V. Combined transport in the quarries. M.: Nedra, 1975. 360 p. 622.271:622.17 . ., ., . « »( ) ( ) , - , ( « ») . , . . . . 2010. 3. –––––––––––––––––––––––————————————————–––––––––––– 7