Application of whipstock with hydraulic anchor for one trip for has enabled drill 5-5/8” sidetrack from 6-5/8” casing. This result was received in exact accordance with the terms of specs for whip stock services on well no. 1083 North Urengoy oilfield. 9179 ft. depth. 47,5 degree zenith angle. Setting of whipstock was done with orientation in azimuth. Received benefit with from reliable long-term partnership is not advantage not only for service companies however also for Customer of complex object - sidetrack track construction.