Molokai Airport (MKK) Terminal Sewer Replacement

Hawaii Department of Transportation – Airports Division

This project includes replacement of the existing 6” sewer trunk-line through the MKK airport terminal building. Orion provided CCTV inspection of the existing pipes, record drawing research, repair recommendations, and preparation of construction documents for the selected repair. The selected repair included installation of new sewer pipes and manholes outside of the terminal building, connection with existing facilities, and installation of a grease interceptor. Design was also provided for the reconstruction of an existing 8’ diameter x 40’ deep drainage drywell.


  • Topographic Survey
  • CCTV
  • New Sewer Lines
  • Grease Interceptor
  • Drywell Reconstruction
  • Traffic Control