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Verified Reviews for Excavation pros in Lisbon, NH

*The Angi rating for Excavation companies in Lisbon, NH 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 Lisbon, NH 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 July 01, 2026

Find Excavation pros in Lisbon

Avatar for Regenerative Gardenworks LLC
Regenerative Gardenworks LLC
5.0(
7
)

Serving Lisbon, NH and surrounding areas

Approved

In business since 2016

Small jobs welcome

Credit card accepted

"I had a tree fall on my shed and garage. Regenerative Gardenworks was very quick to get me a quote, and were able to do the work quickly. They showed up, removed the tree safely and cleaned up the mess. Highly Recommend."
Garden Install
Driveway Install
Garden Design
Brush Hogging
Hardscape

+20

61 neighbors recently requested a quote
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Avatar for Waterscapes of New England
Waterscapes of New England
3.9(
26
)

Serving Lisbon, NH and surrounding areas

Approved

In business since 1985

Free estimates

Warranties offered

"This was a complex project with a lot of moving parts.
Several thousand square feet of patio, complicated pool coping and a significant amount of reconstruction. The land I gave Carl to work with was ugly and unstable.
I give Carl an A for time and price because of the value he brings to the table. Not because he's the cheapest or the fastest sprinter.
Some significant challenges materialized over the course of the job that added time and cost to the project. The great thing is Carl rolled with the punches, reacted fast, didn't compromise quality, and never asked for more money.
This was not an easy piece of land to work with. A 40 year old pool patio on shaky foundations.
His foreman/mason Eddie is the only person I trust to do anymore work on my hardscape/landscape. His ability, attention to detail and work ethic is unquestionable.
Carl brings 30 years of experience to the table; great design ideas, flexibility, problem solving, vision..........value!!
Additionally, Carl has a fantastic network of partners that are just as reliable.
I would be happy to provide a reference to all serious buyers.
"
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+9

3 neighbors recently requested a quote
Recommended by85%of homeowners
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Avatar for SW WOOD LLC
SW WOOD LLC
5.0(
1
)

Serving Lisbon, NH and surrounding areas

Approved

Free estimates

Emergency services offered

Small jobs welcome

"I was very pleased with the work he did, he has a nice way of explaining things , I sure I will hire him again for other projects when needed he is a very pleasant person to deal with. Tank you Scott for being such a nice guy ."
23 neighbors recently requested a quote
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Avatar for D.R Guilmette Landworks
D.R Guilmette Landworks
New to Angi

Serving Lisbon, NH and surrounding areas

Approved

In business since 2010

Free estimates

Credit card accepted

D.R Guilmette Landworks has extensive experience working with various areas of land developing. From building site preparation, to new patios for an existing home, our company can do it all.

23 neighbors recently requested a quote
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Excavating questions, answered by experts

To locate an underground downspout, you should start by identifying where the above ground gutter drains. Look for an entry point, such as a pipe or elbow leading into the ground. Follow the surface path for signs like depressions, landscaping disruptions, or wet areas after rain. You can use a metal detector or plumber’s snake to trace the pipe underground. For deeper pipes, a professional locator tool or camera inspection may be necessary. Visual markers or utility maps can also guide the search.

The best type of soil to build on is a mixture of sand and clay, known as loam soil. Loam soil has the best combination of these soil types to build a foundation on. The clay particles help with water retention, so it won’t erode like sandy soil might, and the sandy particles help with drainage, so you won’t see unsafe soil expansion or have an increased risk of leaks from water sitting against your foundation.

A mini excavator can dig between 5 and 11 feet deep, depending on the type and size of the mini excavator. Mini hydraulic excavators are more powerful and can reach deeper into the earth, but electric models have a more limited range. Mini excavators over two tons in size are also more powerful and able to dig as deep as 11 feet.

Depending on the severity of the freeze and the method used, thawing frozen underground pipes can take anywhere from 30 minutes to several hours. Applying heat directly to the pipe using heat tape, infrared lamps, or hot water jetting can speed up the process. However, patience and careful monitoring are key to avoiding pipe damage.

A perc test can take anywhere from one to eight hours to complete. The total time depends on factors like the amount of excavation required, the depth and width of the holes, and whether multiple test holes are needed. For a single hole, the process of filling it with water and monitoring the drainage rate usually takes less than an hour. Professionals can often complete the entire test in a single day. While it's possible to get results the same day, some companies may take a few days to provide the official report.

The Lisbon, NH homeowners’ guide to excavation services

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

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