26 05 00 Common Work Results for Electrical 26 32 13 Engine Generators Consultant - General Estimating 26 33 53 Static Uninterruptible Power Supply 23 30 00 HVAC Air Distribution 23 34 00 HVAC Fans 13 34 00 Fabricated Engineered Structures Engineers 26 01 00 Operation and Maintenance of Electrical Systems