Green Gulch Farm Housing

PROJECT
Project Name:	Green Gulch Farm Housing
Completion Date:	2010
Building Type:	Multi-Family, Dormitory
Project Description:	This 8-unit building for the San Francisco Zen Center's Green Gulch Farm was built according to the "Passive House" standards for very low energy consumption. The dormitory is organized into pairs of rooms that share accessible baths and kitchenettes, and each room has access to its own outdoor patio or balcony overlooking the valley. Green Gulch Farm Zen Center, also known as Green Dragon Temple (Soryu-ji), is a Buddhist practice center in the Japanese Soto Zen tradition offering training in Zen meditation and ordinary work.
Location:	1601 Shoreline Hwy CA 94965 Muir Beach, CA
No. of units:	4
Construction Type:	Stick frame
Construction Cost:

TEAM
Owner:	Green Gulch Farm Zen Center
Architect/Designer:	Helen Degenhardt, JSW/D Architects
Engineer/s:
PH Consultant:	Graham Irwin, Essential Habitat
Contractor:	Sawyer Construction
Other:
Miscelaneous:

PREDICTED PERFORMANCE		METRIC VALUES
Treated Floor Area:	2430 ft2	226 m2
Typical Calc. Area:	2853 ft2
Exterior Walls:	17.00 hr.ft2.ºF/BTU	0.334 W/m2K
Floor/Slab:	21.00 hr.ft2.ºF/BTU	0.270 W/m2K
Roof:	59.00 hr.ft2.ºF/BTU	0.096 W/m2K
Overall Window:	5.00 hr.ft2.ºF/BTU	1.136 W/m2K
Window Frame:	4.00 hr.ft2.ºF/BTU	1.420 W/m2K
Window SHGC:	0.24	0.24 %
Entry Door:	20.00 hr.ft2.ºF/BTU	0.2839 W/m2K
Ventilation:	80.60 %	80.60 %
Heating Source:	Solar Thermal w/ Tankless Propane
Cooling Source:
Hot Water Source:	Solar Thermal w/ Tankless Propane
Airtightness:	0.60 ACH50	0.60 ACH50
Green materials:
Annual Heat Demand:	7.18 kBTU/ft².yr	22.65 kWh/m2yr
Heating Load:	3.33 BTU/ft².hr	10.50 W/m2
Primary Energy Value:	26.29 kBTU/ft².yr	82.93 kWh/m2yr