栋

棟
dòng
  1. classifier for houses or buildings
  2. ridgepole (old)

CEDICT

old

Classifier for

楼 lóu
  1. house with more than 1 story
  2. storied building
  3. floor

classifiers: 層, 座, 棟
楼房 lóufáng a building of two or more stories

classifiers: 棟, 幢, 座
办公楼 bàngōnglóu office building

classifiers: 座, 棟
住宅楼 zhùzháilóu residential building

classifiers: 幢, 座, 棟
厂房 chǎngfáng a building used as a factory; factory (building)

classifiers: 座, 棟
房子 fángzi
  1. house
  2. building (single- or two-story)
  3. apartment
  4. room

classifiers: 棟, 幢, 座, 套, 間