Y1FB - CONSTRUCTION OF RECREATIONAL BUILDINGS

Y1FD - CONSTRUCTION OF DINING FACILITIES

Y1FE - CONSTRUCTION OF RELIGIOUS FACILITIES

Y1GA - CONSTRUCTION OF AMMUNITION STORAGE BUILDINGS

Y1GB - CONSTRUCTION OF FOOD OR GRAIN STORAGE BUILDINGS

Y1GC - CONSTRUCTION OF FUEL STORAGE BUILDINGS

Y1GD - CONSTRUCTION OF OPEN STORAGE FACILITIES

Y1GZ - CONSTRUCTION OF OTHER WAREHOUSE BUILDINGS

Y1JZ - CONSTRUCTION OF MISCELLANEOUS BUILDINGS

Z2AA - REPAIR OR ALTERATION OF OFFICE BUILDINGS

Z2AB - REPAIR OR ALTERATION OF CONFERENCE SPACE AND FACILITIES