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BAmphibious assault ships
At a glance
HNLMS Johan de Wittlarger figure on 2 of 3
Italian ship San Marco (L 9893)larger figure on 1 of 3
Counts only measures both sources give with the same scope. A larger figure is not a better system.
Measured figures
Length
Single source176.35 m (578 ft 7 in)[source]
Length
Single sourceConfiguration
| Specification | HNLMS Johan de Witt | Italian ship San Marco (L 9893) |
|---|---|---|
| Power | Diesel-electric system 4 × Stork Wärtsilä 14,800 kW (19,800 hp) with Podded Propulsion bow thruster[source] | - 2 × diesel engines Grandi Motori Trieste GMT A 420.12, 6,264 kW (8,400 hp) each - 4 × diesel engine generators Grandi Motori Trieste GMT B230.6, 770 kW (1,030 hp) each[source] |
| Name | Johan de Witt[source] | San Marco[source] |
| Namesake | Johan de Witt[source] | San Marco[source] |
| Operator | Royal Netherlands Navy[source] |
133 m (436 ft)[source]
Bars compare reported quantities only. A larger figure does not make a system better; configurations and test conditions differ.
| — |
| Builder | Damen Shipyards Galați , Romania Damen Schelde Naval Shipbuilding , Netherlands (fitting out)[source] | Fincantieri , Riva Trigoso[source] |
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| Cost | ƒ 260m[source] | — |
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| Laid down | 18 June 2003[source] | 26 March 1985[source] |
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| Launched | 13 May 2006[source] | 10 October 1987[source] |
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| Commissioned | 30 November 2007[source] | 14 May 1988[source] |
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| Home port | Den Helder[source] | Brindisi[source] |
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| Identification | IMO number : 9280768 MMSI number : 244527000 Callsign : PAJW Deck code : JW[source] | Callsign : IARM Pennant number : L 9893[source] |
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| Motto | Ago Quod Ago (I do what I do)[source] | Ti con nu, nu con ti[source] |
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| Status | in active service[source] | Active[source] |
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| Type | Rotterdam -class landing platform dock[source] | — |
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| Endurance | 6 weeks[source] | — |
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| Boats & landing craft carried | 2 × 7 m (23 ft) RHIB Up to 4 x LCVP or 12 m (39 ft) RHIB 2 × LCU in welldock Provisions for Combat Boat 90 's. Can also accommodate LCACs[source] | - 3 × LCM62-class LCM - 3 × MTP96-class LCVP - 1 × patrol craft[source] |
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| Capacity | 170 armoured personnel carriers or 33 main battle tanks[source] | 350 troops with 30 C1 Ariete or 36 Dardo IFV[source] |
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| Troops | 555 marines[source] | — |
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| Sensors & processing systems | Thales Netherlands Variant 2D Combined air / surface radar Thales Netherlands Gatekeeper E/O Warning system SATCOM, Link 11 , JMCIS[source] | - SMA MM/SPQ 702 search radar - GEM Elettronica navigation radar: MM/SPN-748 then MM/SPN-753(V)9 and now dual band radar (X/Ka) MM/SPN-760(V)1 - Selex ES RTN-10X fire control radar[source] |
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| Electronic warfare & decoys | 4 x Sippican Hycor SRBOC MK36 launcher[source] | Elettronica SpA INS-3 ECM/ESM suite[source] |
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| Armament | 2 × Goalkeeper CIWS 4-6 x Browning .50 and FN MAG machine guns[source] | - 2 × OTO Melara KBA 25/80 mm guns[source] |
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| Aircraft carried | 6 x NH90 NFH or 6 x H215M Cougar or 4 x CH-47F Chinook helicopters[source] | 3 × AW-101 , 5 × Bell 212 helicopters or 18 NH90[source] |
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| Aviation facilities | Hangar and stern helicopter flight deck with two landing spots[source] | Flight deck[source] |
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| Source measurement | HNLMS Johan de Witt ( Dutch : Zr.Ms. Johan de Witt ) is the second Rotterdam -class landing platform dock of the Royal Netherlands Navy . It is an improved design of Rotterdam , which was designed in conjunction between the Netherlands and Spain. The ship, displacing 16,800 tons, was launched on 13 May 2006. The motto of the ship is Ago Quod Ago , translated as I do what I do .[source]HNLMS Johan de Witt · Lead; only the objects and conditions stated in this passage | — |
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| Class & type | — | San Giorgio -class landing helicopter dock[source] |
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| Landing craft carried | — | - 3 × LCM62-class LCM - 3 × MTP96-class LCVP - 1 × patrol craft[source]Source-stated capacity; all configurations and qualifiers retained |
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| Troop capacity | — | 350 troops with 30 C1 Ariete or 36 Dardo IFV[source]Source-stated capacity; all configurations and qualifiers retained |
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