Cob structures can be used as homes chicken coops barns and even smaller ones for ovens.
Putting a roof on a cob house.
The main approach here is to have a solid timber act as the header for the span of the top of the window or door.
It will comprise of 6 dwellings and the main house which is 2 storey will be 80 cob.
For a first time builder a yurt style roof like cyric30 suggested would probably be easiest.
You would place a bond beam at the top of the cob wall ideally concrete and rebar or alternatively airplane cable connecting all the members of the roof in one big circle they way the roof is designed is to act in compression while exerting force on the bond beam which will act in tension.
From sod to straw wool to wood there are a variety of roof insulation options for cob houses.
Windows and doors in a cob house.
Abobe cob construction will feature prominently along with alot of old timber my place is named bedrock after the flintstones.
The roof can be constructed the same way and many are made with a flowing.
You can absolutely have windows and doors in a cob house.
Learn about the pros and cons of each material in this excerpt taken from roofs.
Cob house construction is an ancient building technique using lumps of earth mixed with sand straw and water.