RFA Tidepool
RFA Tidepool


Previous name:
Subsequent name: ALMIRANTE JORGE MONTT
Official Number: 304555
Class: IMPROVED TIDE CLASS Fleet Replenishment Tanker
Pennant No: A76
Laid down: 4 December 1961
Builder: Hawthorn Leslie, Hebburn on Tyne
Launched: 11 December 1962
Into Service: 28 June 1963
Out of service: 13 August 1982
Fate: Sold to Chile
Items of historic interest involving this ship: -
Background Data: Authorised under the 1961/62 Navy Estimates, the 2 ships in this Class were developed from the original TIDE CLASS and were highly specialised ships for fuelling and storing naval vessels at sea and were capable of high performance under rigorous service conditions. Their capability was further enhanced as they were the first front-line RFA’s to have a single-spot 50 ft x 70 ft helicopter flight deck and full hangar arrangements incorporated into their design.
Involved in the 2nd and 3rd Cod Wars and also served on the Beira Patrol
29 October 1962 Mr E Burke RFA appointed as Chief Engineer Officer
19 March 1963 Captain J A Dines RD RFA (Commander RNR) appointed as Master
2 July 1963 Sailed from the Tyne for Devonport to bunker.
4 July 1963 Maiden voyage Devonport to Trinidad
20 August 1963 Supported the carrier HMCS BONAVENTURE in the English Channel
September 1963 Visited the International Maritime Exhibition at Kiel along with the survey ship HMS SCOTT
24 June 1964 Captain John Ditchburn RFA appointed as Master
May 1965 Supported Operation Seahorse - a SEATO maritime operation in the South China Sea along with RFA’s RELIANT (2), RESURGENT and TIDEREACH
25 June 1965 Mr Ken Robinson RFA appointed as Chief Engineer Officer
11 August 1965 Captain A R Wheeler RD RFA appointed as Master
19 November 1965 berthed at Glasgow for refit
17 March 1966 Along with RFA’s RELIANT (2) and RESURGENT was in support of the destroyer HMS CAMBRIAN and the frigate HMS PLYMOUTH on the Beira Patrol in the Mozambique Channel
20 May 1966 arrived at Singapore Dockyard after 80 days at sea supporting RN units on the Beira oil blockade
6 August 1966 Captain P T Taylor RFA appointed as Master
19 September 1966 in collision with a Japanese cargo ship in fog off Yokohama harbour. There were no casualities
12 April 1967 Mr T J W Humphrey RFA RFA appointed as Chief Engineer Officer
June 1967 Claimed to have undertaken the highest level RAS when she replenished the destroyer HMS HAMPSHIRE in the Welland Canal during a Canadian trip.
19 December 1967 Captain C G D Barker RFA appointed as Master
11 April 1968 Mr P Ryan RFA appointed as Chief Engineer Officer
November 1968 took part in Naval Exercises in the Mediterranean with 17 RN vessels and 33 other ships from Greece, Italy, the USA and France together with RFA's Olwen (2), Olmeda, Lyness and Resource
20 April 1969 to 2 May 1969 took part in a NATO exercise in the Mediterranean with 60 warships and 300 aircraft from five nations including one RN frigate - HMS Lynx
29 December 1969 Humanitarian aid - her Doctor was transferred to the frigate HMS CHICHESTER by helicopter to assist in the treatment of burns casualties resulting from an explosion aboard the Shell tanker MACTRA in the Mozambique Channel.
30 December 1969 all casualties from the explosion had been transferred to the tanker TEXACO TRINIDAD and the Doctor and an LMA from HMS CHICHESTER were transferred by seaboat to her to tend to the casualties who were later flown by helicopter from the frigate HMS EURYALUS to Beira Airport where ambulances awaited to transport them to hospital.
May 1971 in the Atlantic Ocean 200 n.miles from the Sicilies took part in scientific trials with the deliberate spilling of a small quantity of FFO into the sea under strictly controlled conditions and monitored by naval scientists from the Admiralty Oil Laboratory, the Admiralty Materials Labaoratory and the Hydrographic Department. A Naval helicopter from RNAS Culdrose also took part
30 October 1971 took part in the final steam past of the Far East Fleet in the Singapore Straits after the closure of the naval base there along with 6 other RFA’s.
10 December 1972 In Operation Zealous - on standby off East Africa in case of a requirement t evacuate British nationals from Uganda - along with RFA’s TIDESURGE and TIDEREACH.
28 October 1973 deployed in support of RN units off Iceland during 2nd Cod War until 6 November 1973
1975 ran aground in Brodick Bay but was subsequently refloated.
29 November 1975 deployed in support of RN units off Iceland during 3rd Cod War until 13 December 1975
6 September 1974 at Gibraltar
9 September 1974 sailed Gibraltar for Plymouth arriving 12 September 1974
13 September 1974 moved fro Plymouth Sound to Yonderberry Jetty
15 September 1974 to Cawsand Bay at anchor
16 September 1974 sailed on NATO exercise with RFA REGENT, HMS TIGER and HMS FEARLESS
17 September 1974 still on NATO exercise, joined by HMS Hermes and three Dutch frigates
18 September 1974 RASed with all ships on NATO exercise while being monitored by Russian 'spy' trawler
19 September 1974 arrived Invergordon and loaded from RFA DEWDALE. Sailed at 17:30hrs to NATO exercise.
20 September 1974 RASed with RN and Dutch naval units on NATO exercise
21 September 1974 refuelled by RFA PEARLEAF in North Atlantic off Iceland - monitored by Russian Destroyer and 'Spy' trawler all day
22 September 1974 off Norway RASed with RFA REGENT, RN and Dutch naval units
23 September 1974 exercised with US and Swedish aircraft - Russian destroyer still in company
24 September 1974 0930hrs Russian trawler on deliberate collision course. 1200hrs RAS'ed with USS Cone
25 September 1974 RASed with HMS Hermes and Dutch naval units
26 September 1974 RASed with HMS Tiger and HMS Fearless
27 September 1974 RASed with Dutch units
30 September 1974 anchored off Copenhagen until 7 October 1974
7 October 1974 sailed Copenhagen
8 October 1974 RAsed HMSs HERMES, TIGER, FEARLESS and WHITBY
9 October 1974 berthed on Gosport oil jetty until 15 October 1974 to sea
16 October 1974 RASed HMS TIGER in the North Sea
17 October 1974 off the Firth of Forth RASed HMS CHARYBIDIS to starboard, HMS GURKHA to port and HMS BACCHANTEastern. Then sailed for Rotterdam
18 October 1974 berthed at Petrolhaven No 1 Pernis (Shell Refinery) until 21 October 1974
21 October 1974 sailed Rotterdam
22 October 1974 off Plymouth RASed HMS HERMES and RFA RETAINER
23 October 1974 involved in a 'board & tow' exercise with HMS HERMES. Operation 'County Fair' commenced. RASed with HMS's FEARLESS, HERMIONE and DIDO
24 October 1974 involved in exercises off the Dorset Coast. RAS'ed Dutch frigate VANNES and with aRussian trawler in company
25 October 1974 exercise complete to Portland - at anchor until 28 October 1974
28 October 1974 sailed Portland for Portsmouth arrived next day - berthed Gosport oil jetty
4 November 1974 sailed Portsmouth for Clyde area
6 November 1974 in Clyde area - RASed HMS JUNO and HMS GURKHA. with Russian ships around all day.
12 November 1974 berthed at Rosyth until 19 November 1974 - sailed
20 November 1974 RASed HMS HERMES
22 November 1974 with NATO fleet in Moray Firth - RASed HMS Juno and French destroyer
23 November 1974 RASed HMS Glamorgan, German Frigate LUTJENS, Dutch Frigate VANNES - towards Scapa Flow
24 November 1974 at anchor Scapa Flow
25 November 1974 sailed Scapa Flow - RASed with HMSs RHYL, GLAMORGAN and JUNO together with Dutch, German and French naval units
27 November 1974 RASed HMS HERMES and a Dutch naval unit.
29 November 1974 berthed at Rosyth exercise complete
14 May 1975 during a RAS in the Mediterranean, the commando carrier HMS BULWARK collided with her

(image Crown Copyright via Lt Cdr Lester May RN)
5 January 1976 deployed in support of RN units off Iceland during 3rd Cod War until 15 January 1976
21 February 1976 1st Electrical Officer Robert G Bright RFA discharged dead
23 February 1976 deployed in support of RN units off Iceland during 3rd Cod War until 23 March 1976
5 March 1976 Whilst refuelling the frigate HMS NAIAD during the Third Cod War, the 2 ships had to conduct an emergency breakaway when the Icelandic gunboat BALDUR positioned herself 8 cables ahead of them and stopped dead in the water. BALDUR then crossed 2 cables ahead of TIDEPOOL.
23 April 1976 deployed in support of RN units off Iceland during 3rd Cod War until 25 May 1976
25 January 1977 along with RFA’s GREEN ROVER and STROMNESS sailed Devonport as part of Task Group 317.5 led by the helicopter cruiser HMS TIGER
5 September 1977 along with RFA’s GREY ROVER, REGENT and TARBATNESS sailed Portsmouth as part of Task Group 317.6 led by the helicopter cruiser HMS TIGER
23 February 1979 Captain Rex A Cooper RFA appointed as Master
10 February 1982 sailed North Shields after a refit in preparation for sale
22 February 1982 sailed Portsmouth with a mixed RFA and Chilean crew after sale to the Chilean Navy for £1.8m as a Defence Economy Measure. Proceeded to Portland for a brief work-up prior to heading for Chile.
4 April 1982 was recalled after arriving at Arica for handover to the Chilean Navy and sailed soon after arrival to proceed to Balboa enroute for service during Operation Corporate - the Falklands Conflict. Transitted the Panama Canal under cover of darkness and headed for Curacao to load stores, fuel, discharge 6 containers of Chilean navy personnel effects and to re-crew fully as an RFA.
14 April 1982 arrived Willemstad, Curacao
15 April 1982 approx 40 additional RFA personnel flew out from the U.K. to Willemstad
17 April 1982 sailed Cauracao
26 April 1982 arrived Ascension Island and embarked E Flight 845 NAS - 2 x Wessex HU5 helicopters
6 May 1982 sailed Ascension Island in company with RFA PLUMLEAF and HM frigates ARDENT and ARGONAUT
11 May 1982 joined the Amphibious Group
13 May 1982 entered the TEZ ( Total Exclusion Zone ) around the Falkland Islands
1982 - Battle Honour - Falklands 1982 granted.
13 August 1982 was finally delivered to the Chilean Navy at Talcahuano and was renamed ALMIRANTE JORGE MONTT (AO 52). Her Chief Engineer remained behind after the rest of the RFA crew had departed to oversee essential repairs, etc required to bring the ship back to the condition it had been in prior to departure U.K.as it had suffered a fair amount of collision and weather damage during Operation Corporate.
15 December 1997 removed from the Chilean Navy List as she proved very expensive to run.
1999 sold for disposal


