Straw Bale Reciprocal Roof

I will build a building with a reciprocal roof structure with roundwood in central portugal.

Straw bale reciprocal roof.

See more ideas about cob house natural building earth homes. Here are some pictures of a beautiful double reciprocal roof i found. Sep 17 2016 explore kathy gaeddert s board straw bale construction followed by 385 people on pinterest. Reciprocal roofs require no center support they are quick to construct and they can be built using round poles or dimensional lumber perhaps with some creative.

But i am also hungry to learn more about the physics strengths and weaknesses of these beautiful elegant yet simple roofs. Reciprocal roofs are generally found on round elliptical or polygonal buildings as the weight of. My question is this. A straw bale roundhouse step by step.

All in all it cost charlie about 15 000 23 000. It took charlie a little over a year to build his home with a reciprocal roof and lime plastered straw bale walls. Non bearing walls will be out of cob on the south side and straw bale on the north side and the floor will be earthen. A reciprocal roof is a beautiful and simple self supporting structure that can be composed of as few as three rafters and up to any imaginable quantity within reason of course.

How exactly do i construct the foundations for this building. They originated in medieval japan but probably date back further and aspects of reciprocity can be found in the roofs of many early human settlements. I am becoming more and more enamored with the idea of a reciprocal roof for my own round cob straw bale home. A home that only cost 3 500 euro.