When you need hydro excavation done safely and precisely in Otago, SJ Allen Holdings is the team to call. Their hydro vac services use high-pressure water and vacuum extraction to uncover underground assets without damage. This modern approach keeps worksites cleaner, safer, and more efficient for civil, commercial, and council projects.
As experienced hydro excavation contractors, they handle trenching, pole holes, leak detection, and pipeline exposure with precision. Their fleet includes boom-equipped trucks, digital job recording, and full compliance with council waste-disposal standards. Fast, clean, and reliable — that’s the SJ Allen way. Contact them today.
