Vault Expansion - Selmer - Military

2026-11-03

1 . Install new reinforced 8 ” CMU to metal deck above . Reinforcing is two # 4 bars every third course , doweled 4 ” into existing walls . For the existing and new 8 ” CMU walls ( total of four walls ) and to create a secured ceiling element , over the entire vault roomside surface of the walls and to the bottom of the existing steel bar joists install 3 / 16 ” expanded metal with a maximum grid opening of 1 ” x 3 ” and weighing a minimum of 4 . 27 pounds per square foot . The new expanded metal shall be applied and fastened to the CMU walls and steel bar joists so that destruction of the existing and reinforcing materials is required to remove them . 2 . Cut new 48 ” x 84 ” opening in existing 8 ” vault wall . Finish opening with hollow metal cased opening frame . 3 . For the existing floor in the expansion area , install Marsten , Irving or pierced steel planking over the entire surface . The new steel planking shall be applied and fastened to the existing floor so that destruction of the existing and reinforcing materials is required to remove them . 4 . Install new dehumidifier piped to existing drain . New dehumidifier is to be sized to serve both the existing vault and the expansion area ( approximately 6 , 800 cubic feet ). 5 . New LED lighting fixtures in existing vault and to bottom of expanded metal in expansion area . It can be tied to existing light circuits . 6 . Electrical subcontractor to provide conduit as required for use by Electronic Security Systems . See Item 7 below . 7 . Owner ’ s Electronic Security Systems vendor to install new sensors and alarms as necessary to secure the existing and expansion areas of the vault . Run single conduit from existing security panel in a single conduit pipe into expansion terminating into 3 - 4 gang boxes , each corner and center of room . 8 . Owner requests all work to be completed and invoiced no later than 30 June 2026

Tennessee

2026-05-05