The lead ship of a new class of twin-screw offshore patrol vessels for the Irish Naval Service is due for delivery in April 1984. Known as the P31 class, the ships are being built by the Verolme Cork Dockyard Ltd and have the following principal particulars:- Length o.a. 81.0m; Breadth, moulded 12.0m; Depth, noulded 8.75m; Draught, loaded 4.3m; Corresponding displacment 1900 tonnes; Trials speed (80% mcr) 19 knots; Propulsion machinery mcr 6640 bhp; Range at 15 knots 7000 n. Miles. The design meets the requirements of the Irish Department of Defence and other interested authorities. Extensive model tests were carried out at the NSMB Wageningen and wind-tunnel tests at the Netherlands National Aerospace Laboratory, Amsterdam. Details of the main propulsion machinery, which consists of two type 12 RKCM Ruston Diesel engines, are given, together with those of the auxiliary machinery, armament and fire-control systems, navigation aids, LSA etc. Provision is made for an effective ship/helicopter flying capability using a Navy Lynx or Aerospatiale Dauphin aircraft.

  • Supplemental Notes:
    • Holland Shipbuilding, 31 <1982>, p. 28 <June> (2 pp., 1 diag.)
  • Publication Date: 1982


  • English

Subject/Index Terms

  • Subject Areas: Marine Transportation;

Filing Info

  • Accession Number: 00684519
  • Record Type: Publication
  • Source Agency: British Maritime Technology
  • Files: TRIS
  • Created Date: Aug 14 1995 12:00AM