The biggest regulation that applies pertains to the amount of enclosure of the structure. Smoking shelters for public use cannot be more than 50% closed in by walls or other boundaries. If the structure is detached from the main building, you probably don't need a building permit.
The specific regulations that apply to your work activities depend on:What country, and state or province you work inWhat kind of work you do
They were stone age hunter/gatherers, who lived in caves and rock shelters.
Anderson shelters were made from corrugated iron.
I love animals and I want to help my local animal shelters. What kind of things could they need donated?
houses
logs?
shelters.
longhouses:
Wooden houses.
Morrison shelters were used inside a householders home. Anderson shelters were designed to be used in the householders garden and there were various types of public shelters which were usually underground.
they live in tall buildings.
Tobacco smoking