noun which may take the genitive case particle 'no'
on the brink of collapse; in a state of near-collapse
Describes a situation, system, or structure that is extremely close to complete failure or breakdown. Often used with だ or の to modify nouns.
その会社は崩壊寸前だ。
That company is on the brink of collapse.
崩壊寸前の橋を渡るのは危険
It's dangerous to cross a bridge that's about to collapse.