noun
suspended scaffolding
Refers to scaffolding that is hung or suspended, typically used in construction or maintenance work at heights.
ビルの外壁工事で吊足場が使われている。
Suspended scaffolding is being used for the building's exterior wall work.
足場 is a general term for scaffolding or a foothold, while 吊足場 specifically refers to suspended scaffolding.
Compound of 吊る (つる, 'to hang') + 足場 (あしば, 'scaffolding').