Selecting Your Structure University of Vermont（选择你的佛蒙特大学结构）.pdfVIP

Selecting Your Structure etting out to build a high tunnel Single-bay high tunnels come in two tunnel owners are wise to remove is no different from any other primary shapes: Quonset and Gothic their plastic for the duration of the S arch (see diagram below). The snowy season. capital project. The steps prior to construction—planning, financing Quonset shape is relatively short and and funding, and ordering—are often squat with a rounded roof and sloped Match your structure’s design load to the most difficult. The actual building sides, while the Gothic, like a local conditions of snow and wind. project is relatively simple and can be cathedral, has a high pointed peak and Some greenhouse suppliers can select exciting. The completion of any straight sidewalls. Unheated Quonset design specifications appropriate to project has rewards of satisfaction and structures can also serve as cold your county. In the first winter, one future profit. frames for overwintering nursery northern farmer’s high tunnel— stock. Multi-bay high tunnels, purchased from a southern supplier— In shopping for a high tunnel, and including the Haygrove structure was destroyed in a snowstorm, along here we focus on single-bay described in this manual, are usually a with the perennial plant material structures, a grower will need to select series of interconnected Quonset- inside. from an array of designs, sizes, and shaped tunnels. Gothic type tunnels special features. Different materials have several advantages compared to The taller sidewalls of Gothic tunnels and construction metho