ACTI-VAC · HYDRO EXCAVATION

Hydro excavation, done right.

Acti-Vac is the hydro-excavation sister company of Always Active Services — safe, precise, non-destructive digging around the utilities you can't afford to hit, across the greater Seattle area.

Acti-Vac hydro-excavation truck working at first light on a Puget Sound job site
Acti-Vac on a job site at first light

THE METHOD

What is hydro excavation?

Hydro excavation uses pressurized water to break up soil and an industrial vacuum to remove the slurry — digging without a bucket or blade ever touching the ground.

That makes it the safest way to work around buried gas, water, electrical, and fiber lines. It's precise enough to spare tree roots, leaves no stockpile of spoils behind, and keeps congested or sensitive sites clean and code-compliant.

WHY CREWS CHOOSE IT

Safer, cleaner, more precise.

Safe No utility strikes Exposes gas, water, power & fiber without damage
Precise Surgical digging Water cuts exactly where needed and spares tree roots
Clean No spoil piles Spoils vacuumed into the truck — minimal restoration
All-season Hard & frozen ground Heated water cuts compacted clay and frost

WHAT WE HANDLE

Hydro-vac services.

HV-101

Potholing & daylighting

Safely expose buried utilities to verify location, depth, and type before you dig.

HV-102

Slot trenching

Narrow, clean trenches for new utility runs with minimal surface disruption.

HV-103

Digging around utilities

Non-destructive excavation near gas, water, electrical, and fiber lines.

HV-104

Frozen & compacted ground

Cold-weather-capable digging through hard clay and frost.

HV-105

Debris & slurry removal

Vacuum removal keeps the site clean and hauls spoils off-site.

HV-106

Post & piling holes

Precise holes for posts, poles, and pilings without over-excavation.

ACTI-VAC ON THE JOB

Hydro-vac in the field.

Potholing, daylighting, and utility exposure on streets and highways across the greater Seattle and Bellevue area.

GET ACTI-VAC ON SITE

Call dispatch or request a crew.

Main line
★ After hours — emergency hydro-vac

Outside 7:00 AM – 4:00 PM, call or text for urgent or emergency hydro-excavation.

(206) 941-4243 Tap to call or text · 24/7

Reliable hydro-excavation, when the dig has to be exact.

Reach Acti-Vac directly, or see the full hydro-excavation site for details and to request service.

Call dispatch Visit acti-vac.com

One family of companies, from earthwork to hydro-vac.

Always Active services