Kelly Construction, LLC

Kelly Construction · Black Hills, South Dakota

Septic Systems in Rapid City & Box Elder

From a new septic system to a replacement tank, Kelly Construction helps prepare your property for what comes next. Serving Rapid City, Box Elder, and surrounding Black Hills communities.

Septic Work Starts with the Right Groundwork

Planning a new home or updating an existing property’s wastewater system? Kelly Construction provides new septic system installation, septic tank replacement, drain-field construction, and the excavation that brings it all together.

Every property is different. We discuss your project, site access, and the scope of work so you can move forward with a clear starting point.

Our Septic System Services

New Septic System Installation

Septic installation for new homes and properties needing an on-site wastewater system, with excavation and site work planned around your project.

Septic Tank Replacement

Replace an aging or damaged septic tank. We help define the excavation, access, and installation work needed for your replacement project.

Drain-Field Construction

Drain-field excavation and construction as part of a new or replacement septic system, with attention to the site’s layout and project requirements.

Site Preparation & Excavation

Prepare the work area with digging, trenching, backfilling, and grading. Explore our excavation services for related site work. Explore Excavation Services

Why Choose Kelly Construction?

A Local Team for Your Next Project

Septic work is one part of getting a property ready. Work with Kelly Construction to discuss your system installation alongside the site preparation and excavation your project needs.

Planning more than septic work? Explore our construction services.

Our Service Area

Rapid City, Box Elder & the Black Hills

Septic system services for properties in Rapid City, SD, Box Elder, and surrounding Black Hills communities. Contact us to discuss your location and project.

Septic System Questions

Frequently Asked Questions

How much does a septic system project cost?

Cost depends on the system, site conditions, access, and the amount of excavation required. Request an estimate from Kelly Construction for your property.

Can you replace an existing septic tank?

Yes. Septic tank replacement is one of our services. Contact us with your location and what you know about the existing tank to discuss the scope of work.

Do you build drain fields?

Yes. We provide drain-field construction for septic projects, along with related trenching and excavation. Your site’s requirements will help determine the work needed.

Can you handle the site preparation too?
Yes. We provide site preparation and excavation, including digging, trenching, backfilling, and grading. Visit our Excavation page for more information.
What areas do you serve?

We serve Rapid City, Box Elder, and surrounding Black Hills communities in South Dakota. Contact Kelly Construction to discuss a project at your location.

What should I include when requesting an estimate?

Share your property location, whether this is a new installation or replacement, your preferred timing, and any available plans or information about the existing system.

Ready to Start Your Septic Project?

Tell us about your property. Contact Kelly Construction to discuss your septic system needs and request an estimate.

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