Mobile Base (No Concrete)
10x50 Tornado Shelter – Mobile Base (No Concrete)
The CSB5010 is an above-ground steel tornado shelter (10' x 50') for up to 164 persons Maximum Occupancy (97 at design occupancy), on its own steel Mobile Base — no concrete to pour, and it relocates with your project. It has two storm-rated doors and 500 sq ft of protected floor area. Designed to FEMA P-361 and ICC 500 criteria for EF-5 tornadoes (250 mph winds).
- Maximum Occupancy
- Up to 164 persons
- Footprint
- 10' x 50' · 500 sq ft
- Storm-rated doors
- 2
- Wind rating
- EF-5 · 250 mph
Also available as a Concrete Slab Install (CS5010).
CSB5010 specifications
| Model | CSB5010 |
|---|---|
| Footprint | 10' x 50' |
| Protected floor area | 500 sq ft |
| Maximum Occupancy | Up to 164 persons (3 sq ft / person) |
| Design occupancy | 97 persons (5 sq ft / person) |
| Storm-rated doors | 2 |
| Install type | Mobile Base (No Concrete) |
| Wind rating | EF-5 tornado, 250 mph |
| Standards | Designed to FEMA P-361 and ICC 500 criteria |
| Construction | Solid-welded steel |
Mobile Base (No Concrete)
- Sits on its own steel base — no concrete to pour.
- Relocates with your project: job sites, turnarounds, seasonal and temporary workforces.
- Faster site prep and flexible rental terms.
Inside every shelter
- Interior bench seating and LED lighting
- Natural ventilation with shielded vents
- Two storm-rated access doors
Designed to FEMA P-361 and ICC 500 criteria for EF-5 tornadoes (250 mph winds).
Full engineering details, 3D model and anchoring specs: CSB5010 on US Tornado Shelter.
Compare mobile base (no concrete) sizes
| Model | Footprint | Maximum Occupancy | Design occupancy | Doors | Install type |
|---|---|---|---|---|---|
| CSB1008 | 8' x 10' | Up to 26 persons | 16 persons | 1 | Mobile Base (No Concrete) |
| CSB1010 | 10' x 10' | Up to 33 persons | 20 persons | 1 | Mobile Base (No Concrete) |
| CSB2008 | 8' x 20' | Up to 53 persons | 32 persons | 1 | Mobile Base (No Concrete) |
| CSB2010 | 10' x 20' | Up to 66 persons | 40 persons | 1 | Mobile Base (No Concrete) |
| CSB3008 | 8' x 30' | Up to 80 persons | 48 persons | 2 | Mobile Base (No Concrete) |
| CSB3010 | 10' x 30' | Up to 100 persons | 60 persons | 2 | Mobile Base (No Concrete) |
| CSB4008 | 8' x 40' | Up to 106 persons | 64 persons | 2 | Mobile Base (No Concrete) |
| CSB5008 | 8' x 50' | Up to 131 persons | 77 persons | 2 | Mobile Base (No Concrete) |
| CSB4010 | 10' x 40' | Up to 133 persons | 80 persons | 2 | Mobile Base (No Concrete) |
| CSB5010 | 10' x 50' | Up to 164 persons | 97 persons | 2 | Mobile Base (No Concrete) |
More about the CSB5010
The CSB5010 is an above-ground steel tornado shelter (10' x 50') for up to 164 persons Maximum Occupancy (97 at design occupancy), on its own steel Mobile Base — no concrete to pour, and it relocates with your project. It has two storm-rated doors and 500 sq ft of protected floor area. Designed to FEMA P-361 and ICC 500 criteria for EF-5 tornadoes (250 mph winds).
Frequently asked questions
How many people does each tornado shelter hold?
From up to 26 persons (8x10) to up to 198 persons (10x60) Maximum Occupancy, at 3 sq ft per person. Each model page also lists design occupancy at 5 sq ft per person.
Do tornado shelters need a concrete slab?
Only the Concrete Slab Install. The Mobile Base (No Concrete) shelter sits on its own steel base with no pour.
How many doors does a shelter have?
8x10 through 10x20 shelters have one storm-rated door; 8x30 and larger have two.
What standards are the shelters built to?
Our shelters are designed to FEMA P-361 and ICC 500 criteria for EF-5 tornadoes with 250 mph winds.
Talk to a specialist
Get a quote for the CSB5010
Tell us what you need and where it is going. We reply within one business day with availability, lead time and a rental quote. In-stock units ship in days with rush processing; turnkey delivery and pickup are quoted per site.
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