EXPECTED USEFUL LIFE TABLE - Wa
2017-12-12 · EXPECTED USEFUL LIFE TABLE MECHANICAL/ELECTRICAL FAMILY ELDERLY ACTION = REPLACE 50+ = 'long-lived' systems CONSTR. CONSTR. UNLESS NOTED Central Unit Exhaust, roof mtd 15 15 Chilled Water Distribution 50+ 50+ Chilling Plant 15 25 Compactor 15 15 Cooling Tower 25 25 Electrical Switchgear 50+ 50+ Electrical Wiring 30 30 Elevator, Controller ...
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