British Second Rate ship of the line 'Impregnable' (1810)

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Impregnable	28
Nominal Guns	98	BWAS-1793
Nationality	United Kingdom of Great Britain and Ireland
Operator	Royal Navy
Ordered	13.1.1798	BWAS-1793
Keel Laid Down	23.2.1802	BWAS-1793
Named	7.3.1800	BWAS-1793
Launched	1.8.1810	BWAS-1793
How acquired	Purpose built	BWAS-1793
Shipyard	Chatham Dockyard - Chatham	BWAS-1793
Designed by	William RuleBritish Designer Ship Builder Dockyard Staff Service 1778-1813	BWAS-1793
Constructor	Sir Robert SeppingsBritish Designer Ship Builder Service 1805-1832	BWAS-1793
Category	Second Rate	BWAS-1793
Ship Type	Ship of the Line	BWAS-1793
Sailing Rig	Ship Rigged	BWAS-1793
Sold for Break Up	10.7.1906	BWAS-1793

Dimensions

DimensionMeasurementTypeMetric EquivalentBWAS-1793
Length of Gundeck196' 0"Imperial Feet59.7408
Length of Keel163' 7"Imperial Feet49.6852
Breadth51' 2"Imperial Feet15.5956
Depth in Hold22' 2"Imperial Feet6.731
Draught Forward14' 3"Imperial Feet4.2863
Draught Aft17' 4"Imperial Feet5.1961
Burthen2,278Tons BM

Armament

1811Broadside Weight = 1166 Imperial Pound ( 528.781 kg)BWAS-1793
Lower Gun Deck28 British 32-Pounder
Middle Gun Deck30 British 18-Pounder
Upper Gun Deck30 British 12-Pounder
Quarterdeck14 British 32-Pound Carronade
Forecastle2 British 32-Pound Carronade
Forecastle2 British 12-Pounder

Crew Complement

Date# of MenNotesSource
1811738EstablishmentB033

15 Ship Commanders

DatesRankNameSource
7.1811 - 1812CaptainBWAS-17931812 - 7.1813CaptainBWAS-17937.1813 - 5.1814CaptainBWAS-179319.5.1814 - 29.6.1814Captain Discharged ADM 196/3/1BWAS-179310.1814 - 3.1815CaptainBWAS-17933.1815 - 12.1815CaptainBWAS-179312.1815 - 6.1816CaptainW0336.1816 - 10.1816CaptainBWAS-179310.1816 - 9.1817CaptainBWAS-17939.1817 - 6.1821CaptainBWAS-17936.1821 - 1823CaptainBWAS-179327.10.1840 - 3.1843CaptainB1771.1.1849 - 1852CaptainW0251.1.1852 - 6.1855CaptainW0253.5.1860 - 2.4.1861CaptainW025

3 Flag Officers

DatesRankNameSource
1813AdmiralBWAS-17936.1816 - 10.1816Rear-AdmiralBWAS-179310.1816 - 1817Admiral of the WhiteBWAS-1793

11 Commissioned Officers

DatesRankNameSource
27.6.1811 - 27.6.1814LieutenantNBD18498.7.1811 - 3.9.1811LieutenantNBD184919.10.1812 - 15.6.1814LieutenantNBD184916.9.1814 - 23.3.1815LieutenantNBD184922.2.1815 - 8.1815LieutenantNBD184927.3.1815 - 12.1815LieutenantNBD184927.3.1815 - 15.12.1815LieutenantNBD184917.6.1815 - 19.4.1817Flag LieutenantNBD18497.1816 - 11.1816LieutenantNBD18491843 - 1844LieutenantNBD18491.4.1852 - 3.1857CommanderW025

2 Warrant Officers

DatesRankNameSource
16.6.1804 - 30.11.1804Carpenter DischargedADM 29/819.7.1816 - 13.11.1818PurserADM 29/8

14 Petty Officers

DatesRatingNameSource
1812 - 1814MidshipmanNBD18495.1812 - 2.1815MidshipmanNBD18498.1814 - 10.1816MidshipmanNBD18491815 - 4.2.1815Master's MateNBD18491815 - 22.2.1815Master's MateNBD18494.1815 - 10.1815MidshipmanNBD184911.4.1815 - 10.1815MidshipmanNBD184910.1815 - 1816MidshipmanNBD18491816MidshipmanNBD18491816 - 9.1816Master's MateNBD18491816 - 16.9.1816Master's MateNBD18491817 - 31.10.1817MidshipmanNBD18492.1820 - 10.1823MidshipmanNBD18491841 - 23.11.1841Master's MateNBD1849

1 Crewman

DatesRatingNameSource
1815 - 12.1815Seamanref:1998

Service History

DateEventSource
24.10.1810Completed for a total cost of £65,025 including fittingBWAS-1793
7.1811CommissionedBWAS-1793
1.1812Began fitting for seaBWAS-1793
4.1812Completed fitting for sea at a cost of £19,032BWAS-1793
7.7.1816Sailed in the expedition to AlgiersBWAS-1793
27.8.1816Participated in the bombardment of Algiers, receiving 233 shot in her hull and having 50 killed and 160 woundedBWAS-1793
27.8.1816Bombardment of Algiers
2.1817Reclassed as a 106-gun First RateBWAS-1793
1823Paid off into ordinaryBWAS-1793
2.1825Started rebuildingBWAS-1793
4.1826Completed rebuild with a circular sternBWAS-1793
1839Harbour flagship at PortsmouthBWAS-1793
1862Training shipBWAS-1793

Previous comments on this page

Posted by Jon Miller on Tuesday 7th of July 2026 06:55

Portsmouth, 18 November 1815: A Court-martial was held on Monday last on board the Queen Charlotte, for the trial of Mr Thomas Brotherton, late Boatswain of the Spider, for causing he death of Mr John Roberts, late Carpenter of the same sloop, who fell overboard and was drowned, in consequence of a kick which he received from the Boatswain in the month of June last, whilst laying in St John’s Road, Antigua; but the charge of murder not being proved against the said Mr Thomas Brotherton, he was acquitted. Captain Sir A C Dickson, Bart, of the Rochefort, President. Plymouth, 9 November 1815: His Majesty’s ship Impregnable, of 98 guns, which has lately arrived from the Mediterranean, is ordered to be prepared as the flag-ship of Admiral Sir J T Duckworth at this port. [Hampshire Chronicle, 20 November 1815]

Posted by Jon Miller on Tuesday 7th of July 2026 04:14

Plymouth, 9 November 1815: His Majesty’s ship Impregnable, of 98 guns, which has lately arrived from the Mediterranean, is ordered to be prepared as the flag-ship of Admiral Sir J T Duckworth at this port. [Hampshire Chronicle, 13 November 1815]

Posted by Jon Miller on Saturday 4th of July 2026 16:56

Portsmouth, 21 September 1816: Amongst the numerous losses of valuable lives in the late attack on the Algerines, we are sorry to announce that of Mr John Hawker, Midshipman of the Impregnable, son of Peter Hawker, Esq, of Soberton, in this county, a very promising young officer.
[Hampshire Chronicle, 23 September 1816]

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