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Trusted, Local Since 1981 — Contact Biggs Backhoe Now
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Built to Withstand F5 Tornadoes
Explore Our Selection of Safe Rooms & Storm Shelters
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Storm Shelters
Septic Tanks

Serving Oklahoma SINCE 1981

ABout Biggs

Biggs Backhoe, family owned and operated since 1981, provides trusted storm shelters, concrete safe rooms, septic system installation and maintenance, and excavation and hauling services across Oklahoma. With three generations of Biggs family expertise, FEMA-tested products, professional installation, and ongoing support, we deliver durable, code-compliant solutions to protect your home and keep your systems running smoothly. Call 405.373.2530 for a free quote.

Family Owned
& Operated
Professional Installation
Personal Service
& Support
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Tornado-Ready Safe Rooms & Storm Shelters

Built to Protect

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Our concrete and steel safe rooms and storm shelters are engineered to meet or exceed FEMA 320 and ICC‑500 standards, providing reinforced protection against tornadoes and severe weather. Installation is included, and our team provides customized placement, code‑compliant construction, and ongoing maintenance to keep your family safe.

Concrete Safe Room
Reinforced concrete for maximum protection.
Steel Safe Room
Prefab steel, compact above-ground solution.
Slope Front Shelter
Slanted entry for better drainage and low profile.
Flat Top Shelter
Level entrance, extra interior headroom.
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“Honest company. You will not be disappointed at all. We had some raising of ours, they came right out and took care of it"
Hanna C.
Hanna C.
“We are so thankful for our storm shelter! We had ours installed two years ago. It happened to be my son’s 11th birthday. He was thrilled to know we would have a safe place during future storms!! Thank you Earl Biggs!!”
Jim L.
Jim L.
“Excellent! They did a great job, kept us informed the entire time. Walked us through getting the permit”
Wes C.
Wes C.

Reliable Septic Systems & Maintenance

Built to Last

We design and install dependable aerobic and conventional septic systems tailored to your property and local regulations. New installations include a two-year warranty with semiannual inspections during the warranty period to ensure proper operation. Ongoing maintenance plans and reliable service keep systems performing efficiently for years to come.

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Get Started Today with a Free Estimate!

Request a free, no-obligation estimate and let our team help you find the right shelter or septic solution.

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Past Work & Installations

Gallery

Browse photos of our completed safe rooms, septic installations, and excavation projects to see the quality of our work. Contact us to discuss how we can deliver the same reliable results for your property.

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News & Tips from Biggs Backhoe

Blog

Stay informed with practical storm safety tips, septic system care advice, and updates from the Biggs Backhoe team. Read our latest articles for expert guidance on protecting your home and maintaining your property.

Septic and Sewer Concerns

Owning a home is likely the biggest investment you’ll make in your lifetime, and while it comes with a lot of pride, it also comes with a lot of responsibility. While certain areas of your home might be more obvious in terms of improvement, there are certain things you likely don’t give a second thought to unless there are signs of complication, one of these areas is your septic system.
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