Equipment Operator Constructionman Collin Scheffer (left) and Equipment Operator Constructionman Sawyer Buck (right), from Naval Mobile Construction Battalion (NMCB) 133 Detail Montana, use bulldozers in tandem to clear and grub the job site. Scheffer, Buck and 16 other Seabees of NMCB 133 arrived in Montana to prepare an 18.4 acre site for a housing development that will create 27 homes for the Fort Belknap American Indian Community.