ISU Facilities

Building Energy Plans

Administrative Services Building

Year Constructed: 1998

47,861 Gross Square Feet

# Exemptions Summer Winter
1 AH-1 & AH-2 Run AH-1 and AH-2 0600 to 1800 all days for summer   


Unit Service Area Cool Heat System Type Summer Hours Winter Hours
AH01 1st Floor  Yes  Yes  HVAC System with Reheat   Run = 24/7  Run = 24/7 
AH02 2nd Floor  Yes  Yes  Mixed Air HVAC System   Run = 24/7  Run = 24/7 
Radiator Exterior Walls    Yes  Radiator   Off  Available 24/7 


Unit Service Area Control Strategies
AH01  1st Floor  Thermostat set at 70-degrees all year. Cooling controlled by a duct temperature sensor for 76-degree return air. Heating controlled by thermostat and reheat coils in VAV boxes. Room temperature will naturally fluctuate between 70 degrees and 76 degrees depending on outside air temperature and heat load in the area served. During “off” periods there will be an 83-degree upper limit and a 63-degree lower limit.
AH02  2nd Floor  Thermostat set at 70-degrees all year. Cooling controlled by a duct temperature sensor for 76-degree return air. Heating controlled by thermostat and reheat coils in VAV boxes. Room temperature will naturally fluctuate between 70 degrees and 76 degrees depending on outside air temperature and heat load in the area served. During “off” periods there will be an 83-degree upper limit and a 63-degree lower limit.


Date Ex Energy Conservation Action(s) Taken
4/24/2006 AHU1 and AHU2 = complete
7/7/2006   Completed MEA Holiday schedules and reviewed hours of operation
10/30/2006   Reviewed for winter schedule.
5/9/2007   Reviewed for summer schedule.
11/1/2007   Reviewed for winter schedule
5/14/2008   Reviewed for summer schedule
9/8/2008   Reviewed for winter schedule.
5/11/2009   Reviewed for summer schedule
9/30/2009   Reviewed for winter schedule.


Facilities Planning & Management
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