倒塌 (dǎo tā): to collapse (of building); to topple over

That old house collapsed in the storm, but luckily no one was inside at the time.

After the earthquake, many bridges collapsed, and the rescue team had to take a detour.

Due to years of neglect, the ancient pagoda at the village entrance could collapse at any time.

The flood washed away the foundation, causing this building to eventually collapse.