Inflatable rescue boat
D-class (IB1)
Royal National Lifeboat Institution · United Kingdom & Ireland
Small inflatable for surf, rocks and caves.
Specifications
Hull & dimensions
- Manufacturer / builder
- —
- Hull type
- —
- Hull material
- Hypalon-coated fabric
- Watertight compartments
- —
- Length overall
- 5 m (16.4 ft)
- Length at waterline
- —
- Beam
- 2 m (6.6 ft)
- Draught
- 0.52 m (1.7 ft)
- Freeboard at bow
- —
- Freeboard at stern
- —
- Displacement
- 0.4 t (0.5 US tons)
- Gross tonnage
- —
- Net tonnage
- —
- Min vertical clearance
- —
- Height to highest unfixed point
- —
- Height to highest fixed point
- —
- Number built
- —
- Year introduced
- 2003
- Year retired
- —
Machinery & propulsion
- Propulsion type
- Single outboard
- Engines
- 1 x 50 hp outboard
- Engine manufacturer
- —
- Total engine power
- —
- Fuel type
- —
- Total fuel capacity
- —
- Fresh water capacity
- —
- Launch method
- Trolley
Members-only
Operating limits (seas, surf, wind), towing and stability data, and detailed engineering specifications are available to Members.
Performance & capabilities
- Maximum speed
- 25 kn (46.3 km/h · 28.8 mph)
- Range
- —
- Endurance
- 3 h
- Crew complement
- 3
- People capacity
- —
- Self-righting
- —
- Self-bailing
- —
- Ice operations capable
- —
- Max ice-breaking thickness
- —
- Medical facilities onboard
- —
Members-only
Operating limits (seas, surf, wind), towing and stability data, and detailed engineering specifications are available to Members.
Operational envelope & limits
Members-only
Operating limits (seas, surf, wind), towing and stability data, and detailed engineering specifications are available to Members.
Source citations
| # | Source | Type | Supports | Accessed |
|---|---|---|---|---|
| [1] | RNLI https://rnli.org/what-we-do/lifeboats-and-stations/our-lifeboat-fleet/d-class-lifeboatImported at initial compilation; not yet checked against source. | official | General | Not yet checked |