???? Conventions ??????? ???? ????? ??? projects ??? ????? ??????. Defines ??? ????????? duties ??? side ???? ????? maintenance ???????, including ????? ???????. ?????? ??? ????????? ?? minimizing ????????? ??? parties and clarifying responsibilities ?? ??? Aids ?? ?????? ???? projects ????? ????? ???? ????? ?????? ?????? ?????, ??? ??????

??? ???? ?? ?????? ??? ???? ?????? ???? ??? ??????? ??????. ??? ???? ???? ?????? ??? ?????? ??????. ??? ??? ?????? ??? ????? ??? ??????? ????????, ??? ????? ?? ????? . ?????? ????? ?????? ? ??????? ???? ? ????? ??????. ??????? ??????? ?????? ???? ????? ????? ???? ??????? ???? ???? ?? ?? ?????. ?????? ??? ??? ??? ??????? ???? ???? ????? ???? ????