Home › Hydro-excavation trucks › Tornado
Tornado EF4
Configuration: Tornado EF4 hydrovac, 12 yd notched debris tank with twin bi-directional 18 in external cyclones, Jurop Helix 2000 blower 6,400 cfm, CAT 3560 pump 25 gpm @ 3,000 psi, 70 in heated van body; chassis not stated in brochure
7 sourced values · Sources: Tornado EF4 brochure, Truck Specs page (image PDF), linked from tornadotrucks.com/ef4. Retrieved 2026-10-25
Dimension diagram
| A | Overall length | Not captured |
| B | Overall height | Not captured |
| C | Wheelbase | Not captured |
| D | Ground clearance | Not captured |
| E | Overall width | Not captured |
| F | Track gauge / tread | Not captured |
Weights
| Spec | Value | Source |
|---|---|---|
| GVWR (gross vehicle weight rating) | Not published | Tornado EF4 brochure, Truck Specs page (image PDF), linked from tornadotrucks.com/ef4. Retrieved 2026-10-25 Not published in the cited OEM document. |
Dimensions
| Spec | Value | Source |
|---|---|---|
| Overall length | Not captured | — |
| Overall width | Not captured | — |
| Overall height | Not captured | — |
| Wheelbase | Not captured | — |
Chassis
| Spec | Value | Source |
|---|---|---|
| Chassis options | Not captured | — |
| Axle configuration | Not captured | — |
Debris body
| Spec | Value | Source |
|---|---|---|
| Debris body capacity | ≈ 9.17 m³ | Published: 12 yd³ Tornado EF4 brochure, Truck Specs page (image PDF), linked from tornadotrucks.com/ef4. Retrieved 2026-10-25Tank size: 12 Yards. |
| Debris body dump angle | Not published | Tornado EF4 brochure, Truck Specs page (image PDF), linked from tornadotrucks.com/ef4. Retrieved 2026-10-25 Only 'Floor Angle: 20 Degrees' published. |
Vacuum system
| Spec | Value | Source |
|---|---|---|
| Vacuum pump / blower type | Jurop Helix 2000 blower | Published: Jurop Helix 2000 blower Tornado EF4 brochure, Truck Specs page (image PDF), linked from tornadotrucks.com/ef4. Retrieved 2026-10-25 |
| Blower / vacuum pump airflow | ≈ 10,874 m³/h | Published: 6,400 cfm Tornado EF4 brochure, Truck Specs page (image PDF), linked from tornadotrucks.com/ef4. Retrieved 2026-10-25 |
| Vacuum rating | Not published | Tornado EF4 brochure, Truck Specs page (image PDF), linked from tornadotrucks.com/ef4. Retrieved 2026-10-25 Not published in the cited OEM document. |
| Vacuum hose / boom tube diameter | ≈ 203 mm | Published: 8 in Tornado EF4 brochure, Truck Specs page (image PDF), linked from tornadotrucks.com/ef4. Retrieved 2026-10-258" suction hose. |
Water system
| Spec | Value | Source |
|---|---|---|
| Water tank capacity | Not published | Tornado EF4 brochure, Truck Specs page (image PDF), linked from tornadotrucks.com/ef4. Retrieved 2026-10-25 Brochure lists 'Tank Capacity: 1250 US Gallons' under Tank Configuration without saying which tank; not transcribed. |
| Water pump flow | ≈ 94.6 L/min | Published: 25 gpm Tornado EF4 brochure, Truck Specs page (image PDF), linked from tornadotrucks.com/ef4. Retrieved 2026-10-25CAT 3560, 25 GPM at 3000 PSI. |
| Water heater | Tornado 690 Inferno boiler | Published: Tornado 690 Inferno boiler Tornado EF4 brochure, Truck Specs page (image PDF), linked from tornadotrucks.com/ef4. Retrieved 2026-10-25 |
| Water pump pressure | ≈ 20.7 MPa | Published: 3,000 psi Tornado EF4 brochure, Truck Specs page (image PDF), linked from tornadotrucks.com/ef4. Retrieved 2026-10-25 |
Boom
| Spec | Value | Source |
|---|---|---|
| Boom reach | Not captured | — |
| Boom rotation | Not captured | — |