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Top-Rated Excavation pros in Grinnell - Updated Nov 2026

River Hills
5.0(
8
)
Excavation - Major Grading or ReslopingBuilding Site - Preparation and ClearingBuilding Site - Preparation and Clearing - For Business+1 more

Serving Grinnell, IA and surrounding areas

Approved

In business since 2000

Free estimates

Customers say: Quick response

"Brian and Tyler did excavating work on an old marsh for me. Their workmanship and knowledge on the job was incredible. The outcome was well beyond my expectations. If you need excavating work done, River Hills Excavating is the only company you will need to contact. I give them my highest recommendation."
Response time1 day
Response rate91%
2 neighbors recently requested a quote
Downs Excavating LLC
5.0(
4
)
Building Site - Preparation and ClearingBuilding Site - Preparation and Clearing - For BusinessExcavation - Major Grading or Resloping+1 more

Serving Grinnell, IA and surrounding areas

In business since 2024

Free estimates

Offers commercial services

"Quick to reply when I reached out to request services to clean up trees that damage and he also did tree removal. Travis was quick to get me on the schedule and get the work completed. Fast and efficient and didn't break the bank! Would definitely recommend!"
Response time5 hrs
Recommended by100%of homeowners
VH Excavating LLC
3.3(
15
)
Building Site - Preparation and ClearingExcavation - Major Grading or Resloping

Serving Grinnell, IA and surrounding areas

In business since 2009

Free estimates

Credit card accepted

"Amazing service, professional work. The concrete supplier sent bad concrete and the final result had issues because of it. Steve and Austin stood behind their work and made it right. Good friendly people who are experts at their work. Couldn’t be happier and recommend that anyone who needs work call these guys."
Recommended by100%of homeowners
Gent Underground Solutions LLC
New to Angi
Building Site - Preparation and ClearingBuilding Site - Preparation and Clearing - For BusinessExcavation - Major Grading or Resloping+1 more

Serving Grinnell, IA and surrounding areas

Free estimates

Credit card accepted

Offers commercial services

It is my mission to provide excellent workmanship and customer satisfaction from start to completion of a project. In order to understand the needs and expectations of customers, I take great care to work and communicate with every customer in a professional manner. My reputation is based on service, safety, and quality, regardless of how large or small the job.

Avatar for Dynamic Grading
Dynamic Grading
New to Angi
Excavation - Major Grading or ReslopingExcavation - Major Grading or Resloping - For Business

Serving Grinnell, IA and surrounding areas

In business since 2019

Free estimates

Offers commercial services

We are dedicated to providing our clients with the very best in excavation and building site services, as well as landscaping material delivery and construction debris removal. We specialize in residential and commercial services and take pride in the attention to detail put into each of the projects we're involved with. We're known for our quality work and the integrity of our business. We look forward to building long-term relationships with our clients, and guarantee your satisfaction.

Response time6 hrs
Mid Iowa Site Services, LLC
New to Angi
Building Site - Preparation and ClearingBuilding Site - Preparation and Clearing - For BusinessExcavation - Major Grading or Resloping+1 more

Serving Grinnell, IA and surrounding areas

In business since 2016

Free estimates

With over 20 years of experience, Mid Iowa Site Services is the solution for all your demolition, excavation, and gravel needs. We take great pride in our extreme professionalism, timeliness and superior customer service on every job. We develop lasting relationship, so that the next time service is needed there's no question who to call. Satisfaction guaranteed! Call us today! \n

Response time3 hrs
Showing 1-10 of 17

FAQs for excavation projects in Grinnell, IA

Depth depends on the type of installation and the regulations in your area. Water supply lines typically require 24 inches, while drainage pipes are often installed 36 inches below grade. For most general projects, a depth of 12 to 24 inches and a width of about eight inches is sufficient. Sticking to these specs keeps your utilities safe, code-compliant, and easier to maintain later.

When you need to run utilities underground, you’ve got two main options: boring or trenching. Boring employs directional drilling to install utilities without exposing a continuous channel, while trenching requires excavating an open channel to place utilities securely. Directional drilling preserves landscape integrity, whereas trenching provides direct access for installation, albeit with greater surface disruption. This clear comparison helps you select the method best suited to your project.

Plan on 12 hours to dig 100 linear feet when the soil is cooperative and you can work continuously. This timeframe applies when work is performed consistently and methodically. Factors such as rocky soil, tree roots, obstructions, and frozen ground increase the overall duration, demanding extra planning and effort. Comprehensive operational planning ensures that every challenge is managed efficiently and the project is completed on schedule.

If you want your yard to look untouched, laying fresh sod over the trench is the quickest fix. New sod needs 30 to 45 days to root and blend with the rest of your lawn. A local sod pro can provide you with a firm timeline and tips to ensure the grass takes hold and maintains your curb appeal.

The Grinnell, IA homeowners’ guide to excavation services

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