Kekaha Drainage Canal Scour Repairs (Kaua’i) Koga Engineering & Construction, Inc. successfully completed emergency scour repairs at Kekaha Drainage Canal No. 3 for the State of Hawai`i, Department of Transportation. Work was expedited to ensure public safety. Scour repairs included installation of concrete floor, backfill of voids, abutment and riprap embankment protection. Koga Engineering & Construction, Inc. overcame emergency repairs with successful coordination of subcontractor activities, flexibility as site conditions varied from plans, and timely completion having minimal impact to users of Kaumuali`i Highway.