Fetching details from the dictionary...
scaffold; scaffolding
foothold; footing
foothold (e.g. in business); foundation; base
convenience for transportation; convenience of access (by road or rail)
建物の周りに足場が組まれていた。
Scaffolding was set up around the building.
工事が終わって足場を撤去した。
They removed the scaffolding after the work was done.
足場の上で作業するのは危険だ。
It is dangerous to work on scaffolding.