The LDAC workshop series provides a focused overview on technical and applied research on the usage of semantic web, linked data and web of data technologies for architecture and construction (design, engineering, construction, operation, etc.). The workshop aims at gathering researchers, industry stakeholders, and standardization bodies of the broader Linked Building Data (LBD) community. This includes the buildingSMART Linked Data Working Group (LDWG) participants and the W3C Linked Building Data (LBD) Community Group participants. The aim of the workshop is to present current developments, coordinate efforts, gather stakeholders, and elaborate use cases.