Get matched with top excavation pros in Superior, MT

Q: How deep should you bury underground electrical wire?

• <div><p>You can bury underground electrical wire six inches deep&mdash;but only if you use a rigid metal electrical conduit. For rigid, non-metallic conduits, bury the wire at least 12 inches deep. If using an underground feeder cable rated for direct burial, you'll need to place it at least 18 inches deep, as it has no conduit for extra protection.</p></div>

Q: How deep should a trench be?

• <div><p>Trenches are typically 12 to 24 inches deep and 8 inches wide. However, the required depth depends on the specific project and local ordinances. For example, a French drain may need to be 18 inches deep, while a water pipe might require a depth of 24 inches and a drainage pipe 36 inches. Your city or county may have specific regulations, so it's wise to consult with an excavation professional to determine the correct depth for your project.</p></div>

Q: How deep can a trench be without protection?

• <div><p>A trench that is less than 5 feet deep often doesn't require a protective system. Most residential trenches will not go this deep (the typical residential drainage trench is just 18 inches deep). In the event that an excavator needs to dig more than 5 feet beneath the surface, a protective system is required unless the excavation is in entirely stable rock. </p></div>

Q: How much does excavation cost?

• <div><p>The average cost of excavation is approximately $3,200, with typical projects ranging from $500 to $15,000. Depending on the contractor, you may be charged between $50 and $200 per cubic yard or an hourly rate of $40 to $180 for an excavation specialist. The total cost is influenced by several factors, including the project size, the amount of soil to be removed, and the soil's condition. Hard soil, tree roots, or excessive rocks and clay can increase the price, potentially adding $200 to $1,200 to the final bill. Other factors that can drive up costs include the presence of nearby structures that complicate the work or tight spaces that require manual excavation instead of heavy machinery.</p></div>

Q: Is a ditch a trench?

• <div><p>No, a ditch isn&rsquo;t a trench. A ditch is an open, relatively shallow channel that&rsquo;s carved out of the ground and used for drainage purposes. In contrast, a trench is a deeper excavation that&rsquo;s entirely underground. Trenches have many uses, including gas lines, sewage systems, and electrical wiring. Unlike trenches, ditches don&rsquo;t get filled back in with dirt after they&rsquo;re dug.</p></div>

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Verified Reviews for Excavation pros in Superior, MT

*The Angi rating for Excavation companies in Superior, MT is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Excavation needs.

*The HomeAdvisor rating for Excavation companies in Superior, MT is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Excavation needs.

Last update on February 23, 2026

Reviewed in February 2026
Drew was hired to wire our entire new home and shop. He did an excellent job for a very reasonable price. Drew was great to work with and his expert recommendations were spot on and very welcomed. We highly recommend Drew for any electrical need you may have.
Excelled Electric
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Reviewed in July 2023
Was done on a week from the time I told him. I wanted it done
Clark Fork Concrete Construction
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Reviewed in May 2023
he was on time he came in and did a investigation and he came prepared and he did a job well done
Alan Handyman Utah
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Reviewed in September 2022
Job was well done, very happy with the work they did.
Orca Fireplace, LLC
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Reviewed in February 2022
Tone and assistant did great work. Installed drawers in a cabinet, replaced some trim and painted my bathroom. Quick response time on first call. I highly recommend them and intend to use them on future projects.
Beastmode Construction, Inc.
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Reviewed in January 2022
Dayane and her team are extremely thorough and efficient. She works super hard and does and amazing job. I am impressed every single time she cleans and sheâ s been cleaning for us for years!
MEGA Cleaning Services
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Reviewed in September 2021
My experience with Infinity was great! This was my first big project and Jeremy gave me options, detail oriented information and answered any questions I had even provided different samples for me to choose from . When a big problem presented itself, he and his helpers went the extra mile to fix...
Infinity Construction And Repair LLC
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Reviewed in August 2020
It went very well! Pleasant workers, who were efficient and got the work done in a timely manner.
Renewal by Andersen of Montana
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Reviewed in February 2020
This is our third major experience with Charles Wyles and his son, Joel. My wife and I cannot praise them too highly. We have had problems with follow through using local contractors in this rural part of Montana. Charles and Joel always showed up on time and ready to work hard and finish the...
Charles Wyles Contractors
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Find Excavation pros in Superior

JAG Grading & Paving

3.5(

)

Serving Superior, MT and surrounding areas

Approved

In business since 2014

Customers say: Quick response

"I am thrilled with the job!"

Response time5 hrs

Recommended by100%of homeowners

Serving Superior, MT and surrounding areas

In business since 2020

Free estimates

Warranties offered

"We recently worked with Flathead Excavation and couldn't be happier with the experience. From start to finish, their communication was outstanding—they kept us informed every step of the way, answering all of our questions promptly and clearly. The quality of their work was exceptional, and they went above and beyond to ensure everything was done to the highest standard. Their team demonstrated incredible professionalism, attention to detail, and a genuine commitment to delivering results that exceeded our expectations. If you're looking for a reliable, hardworking excavation company that truly cares about its clients and the work they provide, I highly recommend Flathead Excavation. A top-notch team that you can trust!"

+163

Recommended by66%of homeowners

Serving Superior, MT and surrounding areas

In business since 2021

Free estimates

Offers commercial services

"H&H Excavation have done a great job with several client jobs' of mine. Excellent communication and a ready to work mentality. I would highly recommend H&H for all your excavation and dirt work needs."

+30

Response time4 hrs

Recommended by66%of homeowners

Serving Superior, MT and surrounding areas

In business since 2023

Free estimates

Credit card accepted

"Driveway is amazing. Can't wait for the other work. Quick, efficient and not a arm & a leg very affordable. Which isn't something we say much anymore with high inflation"

+14

Recommended by100%of homeowners

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R & D Land Experts, LLC

5.0(

)

Serving Superior, MT and surrounding areas

In business since 2015

Free estimates

Offers commercial services

"They have done excellent work for us, we never had problem with them."

Response time10 mins

Recommended by100%of homeowners

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Dirty Treasures Sewer and Septic - Home Facebook

3.0(

)

Serving Superior, MT and surrounding areas

In business since 2013

Free estimates

Credit card accepted

"The guys showed to clean up my overrun, junk filled basement. They were fast and efficient...I was truly impressed with how they handled the job, thank you!"

+24

Recommended by50%of homeowners

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TCH Builders & Remodeling

4.0(

)

Serving Superior, MT and surrounding areas

In business since 1999

Emergency services offered

Credit card accepted

If you dream it, we can build it. What's the biggest difference between us and them? We build to last! We offer a full line of Green and Energy Star Certified products, backed by our labor and manufacturer's lifetime transferable warranties. Credit Cards Welcome Financing Available OAC.

Recommended by100%of homeowners

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Scenic Excavation

New to Angi

Serving Superior, MT and surrounding areas

In business since 2019

Free estimates

Scenic Excavation takes great pride in our experience, expertise, quality and customer service. It is our mission to provide excellent workmanship, and complete customer satisfaction, from start to completion of a project. In order to understand the needs and expectations of our customers, we take great care to work and communicate with every customer in a professional manner. Our reputation is based on service, safety, and quality, regardless of how large, or small the job.

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Knoll Family Trucking and Excavating, LLC

New to Angi

Serving Superior, MT and surrounding areas

In business since 1974

Free estimates

Welcome to Knoll Trucking and Excavation, we are excited to exceed your expectations. As experts, we will handle your needs with the high-quality expertise that your home deserves. We offer competitive prices, and customer satisfaction is our number one priority. Call us now! \n\n

Serving Superior, MT and surrounding areas

Free estimates

Emergency services offered

Credit card accepted

"These guys were really on top of it. All of our remodeling needs were met & we are ecstatic with the end result."

Recommended by100%of homeowners

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Showing 1-10 of 19

Excavating questions, answered by experts

You can bury underground electrical wire six inches deep—but only if you use a rigid metal electrical conduit. For rigid, non-metallic conduits, bury the wire at least 12 inches deep. If using an underground feeder cable rated for direct burial, you'll need to place it at least 18 inches deep, as it has no conduit for extra protection.

Trenches are typically 12 to 24 inches deep and 8 inches wide. However, the required depth depends on the specific project and local ordinances. For example, a French drain may need to be 18 inches deep, while a water pipe might require a depth of 24 inches and a drainage pipe 36 inches. Your city or county may have specific regulations, so it's wise to consult with an excavation professional to determine the correct depth for your project.

A trench that is less than 5 feet deep often doesn't require a protective system. Most residential trenches will not go this deep (the typical residential drainage trench is just 18 inches deep). In the event that an excavator needs to dig more than 5 feet beneath the surface, a protective system is required unless the excavation is in entirely stable rock.

The average cost of excavation is approximately $3,200, with typical projects ranging from $500 to $15,000. Depending on the contractor, you may be charged between $50 and $200 per cubic yard or an hourly rate of $40 to $180 for an excavation specialist. The total cost is influenced by several factors, including the project size, the amount of soil to be removed, and the soil's condition. Hard soil, tree roots, or excessive rocks and clay can increase the price, potentially adding $200 to $1,200 to the final bill. Other factors that can drive up costs include the presence of nearby structures that complicate the work or tight spaces that require manual excavation instead of heavy machinery.

No, a ditch isn’t a trench. A ditch is an open, relatively shallow channel that’s carved out of the ground and used for drainage purposes. In contrast, a trench is a deeper excavation that’s entirely underground. Trenches have many uses, including gas lines, sewage systems, and electrical wiring. Unlike trenches, ditches don’t get filled back in with dirt after they’re dug.

The Superior, MT homeowners’ guide to excavation services

From average costs to expert advice, get all the answers you need to get your job done.

See all articles

Paige Bennett
•
May 30, 2026May 30, 2026
How Much Are Excavator Rental Prices? [2026 Data]
Preparing for a big excavation project in your yard? Find out excavator rental prices by type, project size, and more to budget for your project.
Haley Nothstein
•
May 30, 2026May 30, 2026
How Much Does It Cost to Dig Out a Basement? [2026 Data]
If you’re building a new home, you might need to consider the cost of digging out a basement. Use this pricing guide to get an estimate for the project.
Scott Dylan Westerlund
•
Apr 8, 2026Apr 8, 2026
How Much Does Pool Excavation Cost? [2026 Data]
You can't have an in-ground pool without digging into the ground. How much does pool excavation cost, and can you take it on yourself? Our guide explains.
Rachel Presser
•
Mar 19, 2026Mar 19, 2026
Who Can Dig a Trench for Me?
Who can dig a trench for you? You can rent trenching equipment for a simple job, but a local excavation company can help with tough ones. Here's how.
Veronica Sparks
•
Apr 10, 2026Apr 10, 2026
What Is Excavation? A Comprehensive Guide for Homeowners
Discover what excavation is, the different types, and when it's needed in construction. Learn key insights for your next big home project.
Taylor Freitas
•
Apr 4, 2026Apr 4, 2026
What’s the Difference Between a Trench vs. a Ditch?
Trenches and ditches both involve excavation, but they serve different purposes. Unsure which one you need? Let’s compare a trench versus a ditch.