All resting on a very strong self supporting roundwood reciprocal roof see here for the building history of this roundhouse to date.
Roundhouse green roof.
Using this method to erect the first rafters no scaffolding is needed.
The green roof also had other advantages such as better insulation and the opportunity to create a beautiful terrace with wonderful views.
The green roof further adds drama.
Above that will go insulation waterproof membrane soil and plants.
However this roof is far from flat.
A guide to starting a roundhouse roof based at butser ancient farm in hampshire uk.
The final stage of building the roof of our roundhouse was to transform it into a garden.
In the later part of the 20th century modern designs of roundhouse eco buildings were constructed with materials such as cob cordwood or straw bale walls and reciprocal frame green roofs.
A roundhouse is a type of house with a circular plan usually with a conical roof.