Construction Abbreviations and Acronyms

1. OBIX
   Open Building Information Exchange
2. OBS
   Obscure
3. OBS
   Organizational Breakdown Stkucture
4. OBS
   Organizational Breakdown Structures
5. OBSC
   Obscure
6. OBW
   Observation Window
7. OC
   Quality Control
8. OC
   On Center
9. OC
   Operation Center
10. OC
    On Centre
11. OCA
    Open Control Architecture
12. OCA
    Ottawa Construction Association
13. OCAPA
    Oregon Concrete Anf Aggregate Producers Association
14. OCB
    Oil Circuit Breaker
15. OCCA
    Ontario Control Contractors Association
16. OCCA
    Offsite Contemporary Construction for Accommodation
17. OCCM
    Office of Court Construction and Management
18. OCCUP RX
    Occupational Therapy
19. OCEW
    On Center Each Way
20. OCI
    Orascom Construction Industries

Last updated: May 2, 2025 — Total entries: 8,262