Solar-Project Cost Report for Howard's Grove School, Howard's Grove, Wisconsin

摘要

Detailed cost information is provided for the solar space heating project at the Howard's Grove School in Howard's Grove, Wisconsin. The system utilizes 138 flat plate air collectors which provide an effective aperture area of 2277 square feet. The collectors are mounted in 6 rows of 23 collectors on the flat roof of the building. The 1620 cubic foot rock storage bin is partially buried under the mechanical room floor. The construction costs of this solar space heating system are presented. Category costs are listed by materials, labor, and subcontract cost. The subcontract costs include materials, labor, overhead, and profit costs for some of the support structure costs and for construction of stairs to the raised mechanical room floor. No further break down of these costs could be obtained. The construction cost for this project was $43,165 not including construction management overhead and profit and general and administrative costs. A more detailed account of the data base and category cost components is provided. (ERA citation 08:023347)