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Integrated Water Management at a Rapidly Growing, Drought Prone Campus. Sally Hoyt, Stormwater Engineer Cindy Shea, Sustainability Director The University of North Carolina at Chapel Hill. Smart and Sustainable Campuses Conference April 16, 2013. Water Conservation. LOW FLOW FIXTURES.

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Presentation Transcript

Integrated Water Management at a

Rapidly Growing, Drought Prone Campus

Sally Hoyt, Stormwater Engineer

Cindy Shea, Sustainability Director

The University of North Carolina at Chapel Hill

Smart and Sustainable Campuses Conference

April 16, 2013



LOW FLOW FIXTURES

Showers

Faucet Aerators

Toilets



Stormwater and development boom
Stormwater and Development Boom

  • Largest Expansion in campus history

  • Number of stormwater control measures on campus rises from 12 to over 200

UNC-Chapel Hill Master Plan Campus

Ayers Saint Gross, Architects


Surface parking to mixed use
Surface Parking to Mixed Use

  • Rams Head: Dining Hall, Recreation Center, Grocery Store, 3 Level Parking Deck, Intensive Green Roof

  • Bell Tower: Genome Sciences,

    Bell Tower Deck,

    Central Park


Green roofs
Green Roofs

Global Education Center (L)

Carrington Hall (R)


Permeable pavement
Permeable Pavement

Estes Park & Ride (L)

NC Botanical garden (R)


2007 worst drought in history
2007 = Worst Drought in History

Exceptional Drought

Extreme Drought

Severe Drought


Non potable water uses at unc
Non-Potable Water Uses at UNC

Athletic Field Irrigation

Cooling Towers

Landscape Irrigation

Toilet Flushing


Rainwater harvesting
Rainwater Harvesting

NC Botanical Garden (L)Bell Tower Project (R)



Seasonality peaks
Seasonality & Peaks

Notes: Based on billing dates; includes UNC Hospitals


Non potable water program
Non-Potable Water Program

Rooftop Rainwater




Lesson 2 don t rely on the regulations and regulatory reviews
Lesson 2: Don’t rely on the regulations and regulatory reviews.

Initial Construction

After Corrected


Lesson 3 mind the gap
Lesson 3: Mind the Gap… reviews.

…Between the Civil Engineer and Plumbing Engineer.


Lesson 4 develop a cross connection control program
Lesson 4: Develop a Cross-Connection Control Program reviews.

TRAINING

  • Staff

  • Contractors

  • PHYSICAL

  • Labels

  • Colors

  • Different Pipe Materials

  • Signs

  • TESTING

  • Initial construction

  • After renovation

Azsustainability.com


Lesson 5 what kind of water establish consistent terminology
Lesson reviews. 5: What kind of water? Establish consistent terminology

Graywater?

We don’t have graywater!

Lessons:

Educate owner/designer/staff about non-potable water

Use correct terminology (in code, at site)


Lesson 6 take advantage of the opportunity to educate
Lesson reviews. 6: Take advantage of the opportunity to educate





Lesson 10 state schools run your own npdes ms4 program
Lesson 10 (State Schools): Run your own NPDES MS4 Program reviews.

Pollution Detection and Elimination, Erosion Controls, Spill Response, Training


Npdes stormwater program
NPDES Stormwater Program reviews.

Street sweeping, mapping, storm drain cleaning and BMP maintenance, inspections


Stormwater funding
Stormwater Funding reviews.

  • ADD IA MAP


Questions
Questions? reviews.

http://sustainability.unc.edu


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