Italian landing helicopter dock Trieste

Trieste (L9890) is a landing helicopter dock (LHD) of the Italian Navy with aircraft carrier capabilities.[12] It had been expected to be commissioned in June 2022.[13] However, as of mid-2022 that date was pushed back by several months into June 2023.[14]

For other ships with the same name, see Italian ship Trieste.
Trieste at Castellammare di Stabia, Italy in 2020
History
Italy
NameTrieste
NamesakeTrieste, a city and seaport in northeastern Italy
Awarded3 July 2015
BuilderFincantieri, Castellammare di Stabia, Naples, Italy
Cost€ 1.171 billion[1]
Yard number6260[2]
Laid down20 February 2018[3]
Launched25 May 2019[4]
Sponsored byLaura Mattarella
CommissionedJune 2023 (expected)
IdentificationPennant number: L9890
StatusSea trials[5]
General characteristics
TypeLanding helicopter dock[6]
Displacement38,000 t (37,000 long tons) full load[7]
Length
  • 245 m (803 ft 10 in) LOA[8]
  • 213.4 m (700 ft 2 in) LPP[9]
Beam47 m (154 ft 2 in)
Depth7.2 m (23 ft 7 in)
Propulsion
  • CODOG scheme + electric engines
  • 2 × Rolls-Royce MT30 gas turbines providing 76,000 kW (102,000 hp)[10]
  • 2 × MAN 20V32/44CR diesel engines, 24,000 kW (32,000 hp)[10]
  • 4 × diesel engines generators MAN 9L32/44CR, 20,960 kW (28,110 hp)
  • 2 × 2,250 kW (3,020 hp) electric engines
  • 2 × shaft
Speed
  • 25 knots (46 km/h; 29 mph) on TAGs
  • 18 knots (33 km/h; 21 mph) on diesel engines
  • 10 kn (19 km/h; 12 mph) on electric engines
Range7,000 nmi (13,000 km; 8,100 mi) to 16 knots (30 km/h; 18 mph)
Endurance30 days
Complement
  • 460 crew
  • 604 marines component
  • (max 1043 + 21)
Sensors and
processing systems
  • Leonardo CMS SADOC Mk4
  • 1 × Leonardo Kronos Dual Band, AESA 3D DBR 4FF, only with X-band radar (Kronos StarFire)[11]
  • 1 × Leonardo Kronos Power Shield, AESA LRR L-band radar
  • 1 × Leonardo conformal IFF
  • 1 × Leonardo Black Snake, anti torpedo towed array sonar
  • 1 × TACAN
  • 1 × PAR (Precision Approach Radar) Leonardo SPN-720
Electronic warfare
& decoys		integrated EW System by Elettronica Spa with RESM/RECM/CESM and ELINT/COMINT capabilities
Armament
Aircraft carriedusually 12 × AgustaWestland AW101 or combination with SH90A, AgustaWestland AW129D and F-35B;
Notes
  • 50 m × 15 m (164 ft 1 in × 49 ft 3 in) dock, for 4 × 70 t LCU or 1 LCAC
  • 55 m × 18 m (180 ft 5 in × 59 ft 1 in) garage decks for vehicles (1,200 m (3,937 ft 0 in) for parking vehicles)
  • 21 m (68 ft 11 in) (25 m × 107 m (82 ft 0 in × 351 ft 1 in)) hangar (up to 2,600 m2 (28,000 sq ft)) for up to 14 AgustaWestland AW101 or combination with SH90A, AgustaWestland AW129D and F-35B (or 530 m (1,738 ft 10 in) for parking vehicles)
  • flight deck 230 m × 36 m (754 ft 7 in × 118 ft 1 in)
  • flight deck with up to 9 spots for AW101 or combination with SH90A helicopters, AgustaWestland AW129D
  • Role 2E NATO standard hospital (700 m2 (7,500 sq ft)) with 28 beds

The ship will be equipped with medium helicopters like EH101 and NH90 and Lockheed Martin F-35B Lightning II aircraft.[15] It will have a floodable well deck below the hangar level able to accommodate amphibious landing vessels such as LCM (new Cantieri Navali Vittoria LCM23 type), LCAC, and newer L-CAT (Landing Catamaran) vessels. It also can carry Ariete MBT, B1 Centauro tank destroyers, and up to 600 soldiers. Its base will be in Taranto.[16][17]

The unit is being built at Fincantieri's Castellamare di Stabia facility near Naples, Italy. The first steel was cut on 12 January 2017 and construction of the hull was completed on 25 May 2019.[8]The ship began sea trials in August 2021.[18] It is the largest Italian military ship built after the Second World War.[19] When commissioned it will be the largest vessel of the Italian Navy.[6][20]

See also

References
Wikimedia Commons has media related to Trieste (L 9890).
  1. "Il Progamma Navale per la Tutela della Capacita' Marittima della Difesa" (in Italian). Corte dei Conti. 23 December 2019. Retrieved 18 June 2020.
  3. "Castellammare di Stabia: Slipway Works Start On The Multipurpose Amphibious Unit (LHD)" (Press release). Fincantieri. 20 February 2018. Retrieved 20 February 2018.
  4. "Fincantieri: The Multipurpose Amphibious Unit "Trieste" Launched In Castellammare di Stabia" (Press release). Fincantieri. 25 May 2019. Retrieved 25 May 2019.
  5. "New Landing Helicopter Dock LHD Trieste for Italian Navy conducts sea trials". navyrecognition.com. 15 August 2021.
  6. "Marina militare, la "nave umanitaria" si trasforma in portaerei. Ed esplodono i costi. Taciuti al Parlamento". Ilfattoquotidiano.it (in Italian). 14 April 2016. Retrieved 12 January 2017.
  7. "Iniziano le prove in mare per nave Trieste" (in Italian). Retrieved 17 August 2021.
  8. Di Feo, Gianluca (25 May 2019). "Trieste, la nave di pace che si trasforma in super-portaerei". Repubblica.it (in Italian). Retrieved 18 June 2021.
  9. "The Defenders" (PDF). Fincantieri. 20 December 2016. Archived (PDF) from the original on 20 December 2016. Retrieved 18 June 2021.
  10. RID 9/2017 p. 71
  11. "Land & Naval Radars" (PDF). Archived from the original (PDF) on 6 July 2017. Retrieved 4 June 2017.
  12. "LHD Trieste Class". Fincantieri.com. Retrieved 12 January 2017.
  13. "Piano di dismissioni delle Unità Navali entro il 2025" (PDF). Archived from the original (PDF) on 16 September 2017. Retrieved 29 June 2018.
  14. Rasio, Giovanni; Gosselin-Malo, Elisabeth (2 June 2022). "Italy readies LHD Trieste for 2023 delivery, expands F-35 operations". Shepherd Media. Retrieved 4 August 2022.
  15. "Stato Maggiore Marina : VII Reparto Navi" (PDF). Nsweek.com (in Italian). Retrieved 12 January 2017.
  16. "LHD: Landing Helo Dock - Marina Militare". www.marina.difesa.it (in Italian). Archived from the original on 1 January 2019. Retrieved 29 June 2018.
  17. "Varata oggi Nave Trieste: è la più grande e sarà di base a Taranto. VIDEO". grottaglieinrete.it (in Italian). 25 May 2019. Retrieved 18 June 2021.
  18. "New Landing Helicopter Dock LHD Trieste for Italian Navy conducts sea trials". 15 August 2021.
  19. "Trieste, la più grande nave militare italiana costruita nel Dopoguerra". Il Post (in Italian). 25 May 2019. Retrieved 18 June 2021.
  20. Di Feo, Gianluca (5 August 2015). "Ecco la nuova ammiraglia da 1100 milioni". L'Espresso (in Italian). Retrieved 3 May 2016.

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