Serving Vancouver & Clark County, WACall (360) 364-1309

Frequently Asked Questions

Excavation Contractors Questions

How much do excavation contractors charge in Vancouver, WA?

HomeBlue estimates a machine with operator in Vancouver at about $210 to $370 an hour, or $1,700 to $3,000 for a full day, with hauling at $400 to $600 per truckload. Clearing, rock and wet-season conditions add to that. We quote after seeing the site.

Can you excavate during the rainy season?

Some work, yes: trenching, small digs and emergency repairs go on year-round. Large grading and compaction work is better in the drier months, because saturated soil cannot be compacted properly.

Do I have to call 811 before digging?

Yes. In Washington, requests go to the Washington Utility Notification Center at least two business days ahead, and tickets are valid for 45 days. We place them for our jobs.

Will a drywell work on my property?

It depends on the soil. Gravelly flood deposits like the Sifton series drain very fast, while clay soils on the hills drain slowly. We check the soil and what the city or county allows before recommending one.

Do you clear land for new homes?

Yes. We clear brush and trees, pull stumps, strip topsoil, and leave a rocked access and a graded site.

Do you dig septic systems?

Yes, on rural lots, to designs approved by the health department. We also dig test pits for the soil evaluation.

Do you work for builders and other trades?

Yes. Builders, remodelers, septic installers, plumbers and electricians hire us for the excavation on their projects, and we work to their plans and schedules.

Lot Clearing & Stump Grubbing Questions

Do I need a permit to clear my land?

Often, especially near streams, wetlands or slopes, or for larger areas. We check with the city or county.

Will blackberries grow back?

They will try. Pulling root crowns rather than just mowing makes a big difference, and follow-up mowing keeps them down.

Can you leave the mulch on site?

Yes. Mulch helps hold soil and suppress weeds. It is removed from building areas.

When is the best time to clear?

Late spring through early fall, when ground is firmer and erosion risk is lower.

Can you clear just part of my lot?

Yes. Only the house site, the drive and the utility corridors have to be cleared; anything else can stay wooded.

Stormwater Drainage & Drywells Questions

Will a drywell work in my yard?

On gravelly flood soils, usually. On clay hills, often not. We test before recommending one.

Why is my crawl space wet every winter?

Usually roof water, grading toward the house or a high seasonal water table. Each has a different fix.

Do drains need a permit?

Some do, particularly drywells and connections to public storm systems. We check.

When should I install drainage?

Late summer or fall is ideal, before the rainy season starts.

Can water go to the street?

Only where the city or county allows it. Many areas require on-site infiltration or an approved connection.

Septic Tank & Drainfield Digs Questions

Do you design septic systems?

No. Licensed designers or engineers design them. We dig test pits and excavate to the approved plan.

Why does my lot need a mound system?

Soils that drain too fast or too slowly, or seasonal wetness close to the surface, can rule out a conventional system.

Can you dig a drainfield in winter?

We avoid it in saturated soil because it can damage absorption. Tanks and repairs are more flexible.

Can you raise my septic lids?

Yes, by excavating and installing risers, which makes pumping easier.

How long does septic excavation take?

Test pits take an hour or two. Tank and drainfield excavation is usually one to three days, plus inspection timing.

Home Site & Crawl Space Excavation Questions

Do I need a soils report?

Some sites do, especially on slopes or clay. The permit office will say.

Can you dig footings in the rain?

Light rain, yes, but footings are cleaned and poured quickly. Heavy rain can delay work.

Basement or crawl space?

Crawl spaces are most common here. Basements depend on soil, groundwater and budget.

Do you dig for ADUs?

Yes, footings, utility trenches and site grading.

What happens to the dirt from my crawl space?

Some is reused for backfill and grading; the rest is hauled. HomeBlue puts Vancouver hauling at $400 to $600 per truckload.

Underground Utility Trenching Questions

How deep do water lines go here?

Deep enough for frost protection and code; your water purveyor and plumber set the minimum.

Can you trench to my well?

Yes, keeping setbacks from septic components.

Will the trench sink later?

Not if it is compacted in lifts. We compact as we backfill.

Do you run conduit for a gate?

Yes, for your electrician.

Can you trench under my driveway?

We saw-cut and patch a strip, or the trade can bore under it where that is practical.

Private Roads & Driveway Grading Questions

Why does my driveway keep potholing?

Usually water sitting on the surface and a thin base. Restoring the crown, ditches and rock depth fixes most of it.

Do I need fabric under the rock?

On clay or wet ground, it helps a lot. On firm gravel it may not be needed.

Can you fix a shared private road?

Yes, with an itemized estimate neighbors can split.

When should a drive be regraded?

Late spring or summer, when the base is dry enough to compact.

How thick should the rock be for a truck?

HomeGuide suggests 8 to 12 inches of total gravel for trucks and RVs, more over soft ground.

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