
Oklahoma Underground Storm Shelters & Septic Tanks
Call us today for Pricing
1-800-208-6037

Carnegie Pre-Cast
We have been keeping families safe for over 50 years
An underground storm shelter can give you complete protection from any storm no matter how big or small.
Oklahoma Storm Shelters
Our storm shelters meet and exceed FEMA 320, 361 and ICC 500 requirements
We are certified by state approved engineers.
Small Sloped Front
6' Wide by 8' Long
4' Walls, bottom & top
Steel reinforcing
7' total height
6'3" headroom
Steel door
2 Directional vents
2" X 8" wood stairs
Complete one-day installation
10 Year Warranty



Large Sloped Front
7' Wide by 10'8" Long
4" Walls, 5" bottom & top
Steel reinforcing
7'6" total height
6'3" headroom
Steel door
2 Directional vents
2" X 8" wood Stairs
Complete One-Day installation
10 Year Warranty

Small Flat Top
6' Wide by 8' Long
4" Walls, 5" bottom & top
Steel Reinforcing
7'4" total height
6'6" headroom
Steel door
2 Directional vents
2" X 8" Wood stairs
Complete one-day installation
10 Year Warranty



Large Flat Top
7' Wide by 10'8" Long
4" Walls, 5" bottom & top
Steel reinforcing
7'6" total height
6'8" headroom
Steel door
2 Directional vents
2" X 8" wood stairs
Complete one-day installation
10 Year Warranty
