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4CORE ~ Sustainable Building Education Program

Case Study #1  Built in 1998  4 occupants + 24 sled dogs  Motivation: Necessity and conservation  Uses: Garden, Durango Dog Ranch & fruit trees

Basic collection and transfer

Submersible pump with float switch connecting to a garden hose Northern Tool and equipment for $50 Home Depot for $90

5 galvanized steel stock tanks

Roof overhang and ice damage Removed in winter

Case Study #2  Double wall adobe home  Built in 2009  Uses: Landscaping (ornamental and fruit trees) and eventually a small vegetable garden  Home featured in the 2009 Energy Tour and 2010 Parade of Homes

Case Study #4  1164 sq ft (interior dimension) straw bale home  Built in 2006  2 occupants  Additional costs under $1000  Purchased parts locally  Motivation: Water wells in subdivision believed to be tainted by gas well drilling  Uses: Household use, garden, limited landscaping

Trusses: 25 lbs over snow load requirements Roof Pitch: Staggered Lowered to snow guards hold snow 1 piece gutters

4ft overhangs protect straw bale exterior and provide additional surface area for catchment 1 of 2 downspouts on east side of home

8x galvanized window screen 4” PVC pipe Cleanouts

Contains overflow and access to valves for future 2 nd cistern 1800 gallon cistern

Cistern contains float valve and well pump

1800 Gallon Cistern  Water delivered 2 – 4 times per year at $100 per fill  Approximately 400 gallons of dead space at bottom  Vacuums out sediment once a year  ¼ cup of Clorox for full cistern  No freeze issues in cistern or pipes

Reverse osmosis filter under kitchen sink for drinking water. GE off-the-self from Home Depot - $400

Pre-filter Expansion Tank

DIY Rain Barrel Information

Jeff Titus Colorado Division of Water Resources 160 Rockpoint Dr, Ste E Durango Tech Center (970) 247-1845 jeff.titus@state.co.us