Iowa State University
Utility Services
Iowa State University
Business and Finance Division
Facilities Planning and Management

Building Energy Plans

Science Hall II

Year Constructed: 1972

123,487 Gross Square Feet

All Floors Plan - HVAC

Sub Basement Floor Plan - HVAC

Basement Floor Plan - HVAC

First Floor Plan - HVAC

Second Floor PLan - HVAC

Third Floor Plan - HVAC

Fourth Floor Plan - HVAC

Fifth Floor Plan - HVAC

Sixth Floor Plan - HVAC

Seventh Floor Plan - HVAC

# Exemptions Summer Winter
1 (AHU1) Laboratories and Animal Areas 24/7 at 72 dgrees  24/7 at 72 degrees 
2 (AHU2) Offices and Classroom 6am - 8pm M-F, All other days 8am - 5pm  6am - 8pm M-F, All other days 8am - 5pm 
3 (AHU1) Fume Hoods in area serviced = negative pressure in building Run = 24/7  run = 24/7 


Unit Service Area Cool Heat System Type Summer Hours Winter Hours
AHU1 Building North side of Hallway  Yes  Yes  HVAC System with Reheat   24/7 at 72 degrees  24/7 at 72 degrees 
AHU2 Building South side of Hallway  Yes  Yes  HVAC System with Reheat   Run = 24/7  Run = 24/7 


Unit Service Area Control Strategies
AHU1  Building North side of Hallway  Air handler operates 24/7 with local thermostats @ 72 degrees summer, @ 72 degrees winter.
AHU2  Building South side of Hallway  Local thermostats @ 76 degrees summer, @ 70 degrees winter with idle time limts of 65 degrees winter and 80 degrees summer.


Date Ex Energy Conservation Action(s) Taken
3/17/2006 AHU1 = complete
3/17/2006 AHU2 = complete
7/17/2006   Completed MEA Holiday schedules and reviewed hours of operation
10/31/2006 AHU2 = complete
10/31/2006   Reviewed for winter settings
5/11/2007   Reviewed for summer schedule
11/2/2007   Reviewed for winter schedule
5/22/2008   Reviewed for summer schedule.
9/23/2008   Reviewed for winter schedule.
5/14/2009   Reviewed for summer schedule.
10/9/2009   Reviewed for winter schedule
5/13/2010   Reviewed for summer schedule
6/13/2011   Reviewed for summer schedule
6/13/2011   Reviewed for summer schedule
2/21/2012   Reviewed for winter schedule.