Ohio School Facilities CommissionFranklin Brown, AIA, REFP, LEED AP

SUSTAINABLE ARKANSAS

May 20, 2008

Presentation #1

OSFC Funding SourcesOSFC Appropriations by Source by Year ($Millions)

-

200

400

600

800

1,000

1,200

1,400

Tobacco - actual

Tobacco Bonds - projected

Cash - projected

Cash - actual

Bonds - projected

Bonds - actual

Evaluation of Ohio Schools Design Manual Standards in Relationship to LEED

Comparison between Rating Systems

Standard (Columbus Middle Schools) Btus/sqft/yr

EIA existing Educational Buildings in Midwest, 1995 85,000

EPA Target Finder 58,300

ASHRAE 90.1 (1999) 50,100

ASHRAE 90.1 (2004) 50,100

LEED 2 points 45,236

7 points 36,031

ASHRAE New K-12 Guide -30% Reduction 35,070

LEED 10 points 30,508

AIA 50% Reduction Goal 26,150

Current Ohio School Standards 51,100

1. Daylighting

Orient school on east-west axis to maximize solar access

Btus/Square Foot Glass/Day – 400 Latitude North

1. Daylighting

Incorporate light-colored roofing materials to enhance radiation entering daylighting glazing

1. Daylighting

Controlled daylighting

1. Daylighting

Controlled daylighting

1. Daylighting

Controlled daylighting

2. Insulation

Additional insulation in walls and ceilings

Walls: R-11.4 versus R-5.7 Roof: R-25 versus R-15

3. Lighting

1.0 Watts/square foot versus 1.2 Watts/square foot

4. Improved Equipment Efficiency

Reduce plug loads and equipment by .5 Watts/square foot

Vending machines

Computers

TV monitors

Mini refrigerators

Walk-in coolers

Kitchen equipment

5. Improved Heating and Cooling

COP: 3.2 versus 2.8 and Condensing Boilers

6. Geothermal

When wells cost less than $11/foot

7. Solar Water Heating

SHW provides majority of cafeteria load

Comparison between Rating Systems

Standard (Columbus Middle Schools) Btus/sqft/yr

LEED 2 points 45,236

7 points 36,031

ASHRAE New K-12 Guide -30% Reduction 35,070

LEED 10 points 30,508

AIA 50% Reduction Goal 26,150

Current Ohio School Standards 51,100

New Proposed Ohio School Standard 24,800

51.5% Reduction

LEED

Gold LEED Rating $4.84/sq ft to $10.38/sq ft

Average $7.61/sq ft

15 year savings from Core $8.42/sq ft Energy Saving Measures

40 year savings from Core $46+/sq ft Energy Saving Measures

QUESTIONS ?

ftp://www.osfc.state.oh.us/MichaelNicklas