Metal and Nonmetal National Mine Rescue Contest Rules

DoorReg u la torFireAirMove mentWa terCavedThe “D” sym bol can be shown byit self, in per ma nent or tem po rarystop ping. Type, size, and open ornot if in di cated on plac ard, must bein di cated on map be side sym bol.The curve of the “D” in di cates di -rec tion of door open ing.If the reg u la tor is dam aged, leak ing,or de stroyed, con di tion must beshown on map. Also, in di cate whetheropen (how much), or closed.Write out any in for ma tion given onplac ard about fire, on map be sidesym bol.Show ar row in di rec tion of movementas in di cated on plac ard, andhow any quan tity, if given, or otherin for ma tion, such as flow ve loc ity.Put on map be side sym bol.In di cate depth or any other informationas shown on plac ard. Put onmap be side sym bol.Caved ar eas are not con sid ered airtightun less so stated on plac ard.Write out any in for ma tion on plac -ard be side sym bol on map.Unsafe Sym bol used for any in di ca tion ofRoof ques tion able roof con di tions. MayAcross or may not be scal able. Write outEntry any other in for ma tion on plac ard onRib-to-Rib map be side sym bol.103