???? ??????? ??????? ???? ????? functioning projects ??? ????? ??????. ???? ??? ????????? duties ??? side ???? ????? maintenance machinery, ????????? schedules formal. Aids ??? ????????? ?? limiting disputes ??? parties and clarifying ???????? ?? ??? Aids ?? ensuring ???? undertakings ?????? ????? ???? ????? ????? ?????? ?????, ??? ???????

???? ?????? ???? ??????? ?????? ????? ????? ?????. ???? ??????? ??? ??????? ?????? ?? ?????? ???????. ??? ????? ?????? ??????? ?? ??? ???? ????? ?????? ??????? ???? ??????? ?????? ???????. ?????? ??? ???????? ????? ?????? ???? ????? ??????? ???? ????? ????? ??????? ?????? ????? ????? ?????????? ????????. ???? ??? ??????? ?? ?????? ???? ? ?