1. Abigail Pierce Martha Hammel CDAE 170 Flomenhoft

2. Overview Cordwood Bamboo Papercrete

3. Cordwood Questions What is it? Why is it considered to be green? What are its advantages? Others? Answers Short, round pieces of wood (think firewood) stuck together It makes use of “scrap” wood Properties of insulation and thermal mass

4. Day Creek (SE Minnesota) 1,560 sq ft (2 floors) 16 sides, 8’x8’ each 32 walls separated with foam insulation 6,327 blocks of 8” wood 2400 lbs dry newspaper 19,586 lbs sand 555 batches mortar

5. Bamboo Questions What is it? Why is it considered to be green? What are its advantages? Others? Answers A plant found in many regions on earth. Bamboo grows very quickly (fast regeneration) Strong for its weight

6. Bamboo Living Model Home Maui, HI Order, have materials and blueprints sent Extra insulation needed in colder climates Great in tropics Stands up to hurricanes

7. Papercrete Questions What is it? Why is it considered to be green? What are its advantages? Others? Answers Re-pulped paper with cement or sand added Use of (any) discarded paper Versatile—may be used as a plaster or poured into bricks.

8. 55 gallon drum of paper 20 sandbag sized blocks 1 block 15 lbs $.10 concrete Materials as low as $.16 /sq ft Glass bottles as skylights