Serving Clarksville, Middle Tennessee and the Nashville area · based in Woodlawn, TN
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Underground Utilities in Woodlawn, TN

Underground Utilities · Woodlawn, TN

Trenching and backfill for the lines that serve your property

Underground utilities run under almost every new build. Water lines, electrical conduit, sewer lines, and septic lines all need a trench before anyone hooks them up. We dig that trench, bed the line, and backfill it once the pipe or conduit is set. It is part of the excavation work we do out of Woodlawn, just west of Clarksville.

Most utility trenching rides along with a bigger job. A pad gets built, a driveway gets cut, and the lines go in before final grade. We also run trenches on their own, like a new water service or a line out to a shop. When the lot still needs shaping, site prep and grading happens on the same visit.

What We Handle

  • Trenching for new water lines and water service runs
  • Trenching and backfill for electrical conduit and underground power
  • Sewer line trenches dug to the depth and fall the plumber calls for
  • Trenching for septic lines ahead of the licensed septic installer
  • Grade laser used to hold the fall on a gravity line
  • Trenches run under a driveway or across open pasture
  • Tennessee 811 locate request placed before the first cut
  • Backfill and cleanup so the ground sits back down right

Free Underground Utilities Quote

Tell us about the job and the ground. We will get right back to you.

Water Line Installation and Trenching Services

Water line installation starts with the trench. We open it from the meter toward the house, deep enough to keep the line below the frost line. The bottom gets an even base so the pipe lays flat and does not sag between high spots.

Electrical conduit runs the same way, at the cover depth the electrician's code calls for. Sewer and septic lines are different, because gravity does the work. Those trenches need a steady fall, so we set the grade with a laser.

Septic lines get the same trenching, and that is where our part stops. A licensed septic installer sets the tank and the field. We do the digging and the backfill, then clean up the ground.

Tennessee 811 and the Lines Already in the Ground

Before a machine touches the ground, the existing lines have to be marked. Tennessee 811 is the state's call before you dig service, and it is free. State law asks for at least three working days of notice, which is 72 hours not counting weekends and holidays.

The utility companies then come out and paint or flag what they own. Red is electric, blue is water, green is sewer, and yellow is gas. The ticket is good for fifteen calendar days from the start date on it.

The marks show the general path of the line. Tennessee law sets a tolerance zone of the line's width plus two feet on each side. We slow down inside that zone and uncover the line before we go deeper.

Underground Utility Installation on a New Build

On a new house, the utility trenches usually come after the pad and before the final grade. We can dig them while we are already on site with the excavator. That saves a second trip and keeps the ground from being torn up twice.

Builders and general contractors bring a lot of this work. They tell us where the lines go, and their plumber and electrician make the connections. We handle the digging and the backfill on our end.

Existing properties work the same way. A water line to a barn, conduit for a shop panel, or a sewer replacement all start with a trench. If the yard also holds water, french drains and yard drainage can go in while we are there.

Open excavation cut into red clay on a job site Tracked excavator parked on freshly cleared and graded ground

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How We Work

How a Job With Wilson Forestry and Excavating Runs

From the first call or text to the finished property, here is how it goes.

1

Call or Text Us

Call or text (931) 572-8673 with what you need done and where the property sits. Photos and rough acreage help us size the job before we drive out.

2

Site Visit and Free Estimate

We come out and look at the ground, the access, and where the water runs. Then we put a price on the work and go over it with you. The visit and the estimate are free.

3

Pick a Start Date

Once you approve the estimate, we get you on the schedule. Weather and ground conditions set which week works, and we tell you where you stand.

4

The Work Gets Done

Equipment comes in and the job runs in order, from clearing to digging to final grade. We keep the site drained and passable while we work.

5

Final Walkthrough

We go over the finished job with you before the equipment leaves. Anything that needs another pass gets handled while we are still on site.

FAQ

Underground Utilities Questions, Answered

Common questions about underground utilities across Clarksville, Middle Tennessee and the Nashville area. If yours is not here, call or text and ask.

Call (931) 572-8673

Do I need to call Tennessee 811 before you dig, or do you?
We place the locate request for the work we are doing. State law puts that on whoever is doing the digging. Tennessee 811 is free, and the request goes in at least three working days ahead, not counting weekends or holidays.
Will 811 mark my private lines too?
No. The utility companies mark only the lines they own, up to the meter. Private lines past the meter are not marked, like a propane line or power out to a shop. Point those out to us, and we will dig around them carefully.
How deep does the trench have to be?
It depends on the line. Water lines go below the frost line so they do not freeze. Electrical conduit and buried cable have cover depths set in the electrical code. Your plumber or electrician gives us the depth their plan calls for, and we dig to it.
Do you make the connections to the water meter or the panel?
No. A plumber makes the water and sewer connections, and an electrician makes the power connections. We open the trench, hold the depth and the fall, and backfill after the line passes inspection. They handle the parts that are theirs.
Can you dig utilities at the same time as the driveway or the pad?
Yes, and that is usually the better order. The trenches go in before the final grade, so the ground only gets shaped once. A new gravel driveway can go in over the trench line after the fill settles.
What does an underground utility job cost?
Trench length and depth drive most of it, along with what the ground is made of. Rock close to the surface slows the digging, and wet clay slows it more. We come look at the property and give a free estimate before any work starts. Call or text (931) 572-8673.
More From Wilson Forestry & Excavating

Work That Pairs With Underground Utilities

Lot graded to bare dirt after site prep, trees kept at the edges

Site Prep and Grading

We handle the dirt work before a build: building pads, cut and fill, rough and finish grading, and driveway cuts. The ground ends up level where it should be and sloped so water leaves the site.

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Deep utility trench in red clay with a grade rod set for depth

French Drains

Water standing in the yard or against the house needs a way out. We regrade the ground and put in French drains and pipe that carry it off.

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Residential lot cleared down to bare dirt with the trees along the road left standing

Land Clearing

We clear lots and acreage of trees, brush, and stumps across Montgomery County and Middle Tennessee. The ground gets cleaned up so it is ready to build on or put back into pasture.

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Why Choose Wilson Forestry & Excavating

Clearing the way for your next big project

On TDEC's Approved Contractor List

We are on TDEC's approved contractor list for erosion control, and we have done those jobs. That counts on sites where slopes, ditches, and roadways have to hold through a Tennessee rain.

Builders Send Us Repeat Work

Much of our work comes from builders and general contractors, on house builds and commercial buildings. The same names call us back for the next site.

Roots in Road Building

The company started out cutting roads for a timber company's trucks and equipment. Farm roads, construction entrances, haul roads, and timber roads are still a big part of what we build.

Free Estimates Across the Area

Estimates are free, and we come out to the site to give you one. We cover Clarksville and Montgomery County out to Dover, Springfield, Dickson, Nashville, and Franklin.

Free Estimates

Get In Touch With Wilson Forestry & Excavating

Tell us what the job is and where the property sits, and we will get you an estimate. You can also call or text (931) 572-8673 if that is faster.

  • (931) 572-8673 · call or text
  • Woodlawn, TN · serving Clarksville, Middle Tennessee and the Nashville area
  • Free estimates · TDEC approved erosion control contractor

Get a Free Quote

Tell us about the job and the ground. We will get right back to you.