Atch 3 - B2265 As-Builts.pdf

This document is a comprehensive set of construction and mechanical system drawings for a multi-story building project. The drawings include first-floor construction plans with detailed layouts of structural elements, mechanical systems, power/communications infrastructure, and specialized systems. The document encompasses basement through third-floor plans, electrical schematics, HVAC system details, plumbing layouts, fire alarm/mass notification systems, and extensive equipment schedules.

The drawings specify numerous air handling units, terminal units, pumps, transformers (ranging from 150 KVA to 500 KVA), chillers, generators, UPS systems, and associated ductwork and piping. Key systems documented include basement air balance specifications, first and second-floor air balances, data center air balance requirements, relief vent schedules, building totals, and exhaust fan schedules. Electrical specifications detail panel schedules, grounding requirements, conductor sizing, and receptacle placement across multiple locations (marked as HA, A1, HB, DB, HX1, DX1, X1, X2, X3, X4, X5, and X6). The document also provides interconnection details for dry-type transformers, generator specifications, and UPS systems. Construction notes address backfill procedures, utility coordination, equipment accessibility, and installation requirements for various mechanical and electrical components throughout the building's multiple levels.