SSCV Thialf
| SSCV Thialf in a Norwegian fjord | |
| History | |
|---|---|
| Name | SSCV Thialf | 
| Namesake | Thialfi (Norse servant of Thor) | 
| Operator | Heerema Marine Contractors | 
| Builder | Mitsui Engineering & Shipbuilding | 
| Identification | 
 | 
| Status | In service | 
| General characteristics | |
| Class & type | Semi-submersible crane vessel | 
| Tonnage | |
| Displacement | 198,750 t max | 
| Length | 201.6 m (661 ft 5 in) | 
| Beam | 88.4 m (290 ft 0 in) | 
| Height | 144.0 m (472 ft 5 in) crane | 
| Draft | 31.6 m (103 ft 8 in) max | 
| Depth | 49.5 m (162 ft 5 in) | 
| Propulsion | 6 × 5,500 kW retractable azimuthing thrusters | 
| Complement | 736 berths | 
SSCV Thialf is a huge semi-submersible crane vessel operated by the Netherlands-based Heerema Marine Contractors; it was the largest crane vessel in the world until the SSCV Sleipnir became the largest in 2019.