48-foot-long trellis over the entry and carport Essay

Stretching horizontally from a two-story house, this trellis-toppedcarport provides a sheltered place to park, defines the entry walk, andhelps visually settle the house down into the surrounding landscape. Inwarm weather, it provides a shaded place for outdoor parties. The 48-foot-long structure runs out from one corner of the hillside house.

Wooden beams, rafters, and crosspieces, which get progresivelymore delicate with each layer, appear to be supported by massiveconcrete columns. Actually, the 78-inch-tall columns are relativelylightweight asbestos-cement (Transite) pipes, spaced about 20 feetapart. The true supporting elements are 6-by-6 posts inside the pipes. The 1-inch-thick, 2-foot-diameter pipes are manufactured to serveas storm drains. These 6-1/2-foot lengths cost about $100 apiece andweigh about 300 pounds. Check the yellow pages under Water WorksEquipment and Supplies. Bolted to the 6-by-6 posts are pairs of 4-by-12 beams.

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The beamssupport rows of paired 2-by-8s; single 2-by-3s form the top layer. The structure was designed and built by owners Michele and GaryTobey of Design Concepts, santa Rosa, California.


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