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

Building Energy Plans

Pearson Hall

Year Constructed: 1962 / 1982

79,848 Gross Square Feet

Basement Floor Plan - HVAC

First Floor Plan - HVAC

Second Floor Plan - HVAC

Third Floor Plan - HVAC

All Floor Plan - HVAC

# Exemptions Summer Winter
1 Rms 303, 312, 332 - Computer Labs, until AHU is replaced 24/7 @ 76 degrees  Extended hours 
2 (AHU-3) Room 3142 Language Study Resource Center semester hours until May 20, 2013 Mon-Thu 7am-8pm, Sun Noon to 5pm  Mon-Thu 7am-8pm, Sun Noon to 5pm 


Unit Service Area Cool Heat System Type Summer Hours Winter Hours
AHU2 Classrooms: 1st Floor North, 2nd Floor North and Southeast, 3rd Floor Southeast and Northeast   Yes  Yes  Dual Duct HVAC System   Room Scheduling

 		 Room Scheduling
 
AHU3 Offices: 1st floor Southeast and Southwest, 2nd Floor Southwest, 3rd Floor Southwest and North  Yes  Yes  Dual Duct HVAC System   Room Scheduling  Room Scheduling 
AHU4 Basement: Computer Labs and Offices  Yes  Yes  Mixed Air HVAC System   Run = 24/8  Run = 24/8 
FCUs Building  Yes  Yes  Fan Coil Unit with Occupant Thermostat   7am-6pm M-F  7am-6pm M-F 


Unit Service Area Control Strategies
AHU4  Basement: Computer Labs and Offices  Thermostat set at 73-degrees all year. Room temperature will naturally fluctuate between 70 degrees and 76 degrees depending on outside air temperature and heat load in the area served.
AHU2  Classrooms: 1st Floor North, 2nd Floor North and Southeast, 3rd Floor Southeast and Northeast   Thermostat set at 73-degrees all year. 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.
AHU3  Offices: 1st floor Southeast and Southwest, 2nd Floor Southwest, 3rd Floor Southwest and North  Thermostat set at 73-degrees all year. 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
4/18/2006   COMPLETED SPRING 06 BUILDING ENERGY CONSERVATION SETTINGS
7/17/2006   Completed MEA Holiday schedules and reviewed hours of operation--under constuction
10/31/2006   Reviewed for winter schedule
5/11/2007   Reviewed for summer settings.
9/20/2007   Reviewed for winter schedule
11/2/2007   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. AHU-3 and FCUs back to 6pm
2/21/2012   Reviewed for winter schedule;