the carpark at chermside is multistorey
An apartment on more than one floor is a multistory apartment.
The term multistory (UK multistorey) are apparently not hyphenated.
A multistory building divided into crowded apartments was a tenement.
They were known for Kivas, pottery, and multistory buildings.
Framed Structure
The weight of a multistory building is based upon factors such as height and its construction materials. The World Trade Center towers weighed some 1.5million tons total to give an idea of weight and height.
When Bessemer developed his method of making steel the use of iron ore grew and so did making railroads, multistory buildings, and bridges.
A multistorey building (US multistory) is a building with two or more levels.
i do not know how to use embalming in a sentence. (there is the sentence)
Francois Hennebique in 1898 building a factory in Swansea.
Stairs were a regular architectural feature of multistory buildings in 32 AD.
So- you are asking when to use 'when' in a sentence. When you are asking how to use when in a question, you are already using when in a sentence, because a question actually is a sentence. I like to use when in a sentence whenever I like.