(REGENCY SOUTH INC-formerly Havenwood) To remodel a 127 sq. ft. existing storage room separated by an existing 1-hour occupancy separation, horizontal & vertical assembly, constructed under BLD01-01641 as part of an existing senior residential assisted living facility. To construct a new 1-hour wall from floor to existing ceiling, 6'-6" in length to create an 33 sq. ft. oxygen cylinder storage and transfer closet at the north end of the storage room; to install a new exterior door to access the oxygen storage room and install two through the wall ventilation openings for for oxygen storage room; to reinforce existing floor joist anchors under the new oxygen storage area per detail 1/A-1 and engineering attached then pour a 2" concrete floor slab over existing floor system; upgrade electrical, fire sprinkler and alarm systems as needed for tenant needs and code compliance, all per approved plans. A "Letter of Compliance" is required. (drs)