HMS ''Colossus'' was an 80-gun

second rate In the rating system of the Royal Navy used to categorise sailing warships, a second-rate was a ship of the line which by the start of the 18th century mounted 90 to 98 guns on three gun decks; earlier 17th-century second rates had fewer guns ...

ship of the line A ship of the line was a type of naval warship constructed during the Age of Sail from the 17th century to the mid-19th century. The ship of the line was designed for the naval tactics in the Age of Sail, naval tactic known as the line of battl ...

built for the

Royal Navy The Royal Navy (RN) is the naval warfare force of the United Kingdom. It is a component of His Majesty's Naval Service, and its officers hold their commissions from the King of the United Kingdom, King. Although warships were used by Kingdom ...

in the 1840s. The ship was fitted with steam propulsion in 1854–1855, and was sold for

scrap Scrap consists of recyclable materials, usually metals, left over from product manufacturing and consumption, such as parts of vehicles, building supplies, and surplus materials. Unlike waste, scrap can have monetary value, especially recover ...

in 1867.

Description

The ''Vanguard'' class was designed by Sir William Symonds,

Surveyor of the Navy The Surveyor of the Navy, originally known as Surveyor and Rigger of the Navy, held overall responsibility for the design of British warships from 1745. He was a principal commissioner and member of the Navy Board from the inauguration of tha ...

, with each ship built with a slightly different hull shape to evaluate their speed and handling characteristics. ''Superb'' had a length at the

gundeck The term gun deck used to refer to a deck aboard a ship that was primarily used for the mounting of cannon to be fired in broadsides. The term is generally applied to decks enclosed under a roof; smaller and unrated vessels carried their guns ...

of and at the

keel The keel is the bottom-most longitudinal structural element of a watercraft, important for stability. On some sailboats, it may have a fluid dynamics, hydrodynamic and counterbalancing purpose as well. The keel laying, laying of the keel is often ...

. She had a

beam Beam may refer to: Streams of particles or energy *Light beam, or beam of light, a directional projection of light energy **Laser beam *Radio beam *Particle beam, a stream of charged or neutral particles **Charged particle beam, a spatially lo ...

of , a draught of and a depth of

hold Hold may refer to: Physical spaces * Hold (compartment), interior cargo space * Baggage hold, cargo space on an airplane * Stronghold, a castle or other fortified place Arts, entertainment, and media * Hold (musical term), a pause, also called ...

of . The ship's

tonnage Tonnage is a measure of the capacity of a ship, and is commonly used to assess fees on commercial shipping. The term derives from the taxation paid on '' tuns'' or casks of wine. In modern maritime usage, "tonnage" specifically refers to a cal ...

was 2,583 tons burthen.Winfield, p. 171 The ''Vanguard''s had a wartime crew of 720 officers and ratings.Lyon & Winfield, p. 97 The ''Vanguard'' class ships of the line were armed with twenty 32-pounder (56 cwt)"Cwt" is the abbreviation for

hundredweight The hundredweight (abbreviation: cwt), formerly also known as the centum weight or quintal, is a British imperial and United States customary unit of weight or mass. Its value differs between the United States customary and British imperial sy ...

, 56 cwt referring to the weight of the gun. cannon and two 68-pounder

carronade A carronade is a short, smoothbore, cast-iron cannon which was used by the Royal Navy. It was first produced by the Carron Company, an ironworks in Falkirk, Scotland, and was used from the last quarter of the 18th century to the mid-19th cen ...

s on her lower

, twenty-eight 32-pounder (50 cwt) cannon and another pair of 68-pounder carronades on the upper gundeck. On her

quarterdeck The quarterdeck is a raised deck behind the main mast of a sailing ship. Traditionally it was where the captain commanded his vessel and where the ship's colours were kept. This led to its use as the main ceremonial and reception area on bo ...

were fourteen 32-pounder (42 cwt) cannon and on the

forecastle The forecastle ( ; contracted as fo'c'sle or fo'c's'le) is the upper deck (ship), deck of a sailing ship forward of the foremast, or, historically, the forward part of a ship with the sailors' living quarters. Related to the latter meaning is t ...

deck were eight more 32-pounder (42 cwt) cannon.

Modifications

When ''Colossus'' was ordered to be modified for steam propulsion in 1854, she was fitted with a two-cylinder horizontal trunk steam engine of 400

nominal horsepower Horsepower (hp) is a unit of measurement of power, or the rate at which work is done, usually in reference to the output of engines or motors. There are many different standards and types of horsepower. Two common definitions used today are th ...

that drove a single propeller shaft. On trials the engine produced which gave the ship a speed of .Lyon & Winfield, p. 189

Construction and career

''Colossus'' was ordered from

Pembroke Dockyard Pembroke Dockyard, originally called Pater Yard, is a former Royal Navy Dockyard in Pembroke Dock, Pembrokeshire, Wales. History It was founded in 1814, although not formally authorized until the George IV of the United Kingdom, Prince Regent s ...

on 18 March 1839 and

laid down Laying the keel or laying down is the formal recognition of the start of a ship's construction. It is often marked with a ceremony attended by dignitaries from the shipbuilding company and the ultimate owners of the ship. Keel laying is one ...

in October 1843. She was launched on 1 June 1848 and completed on 3 July. The ship was not

fitted out Fitting out, or outfitting, is the process in shipbuilding that follows the float-out/launching of a vessel and precedes sea trials. It is the period when all the remaining construction of the ship is completed and readied for delivery to her o ...

and ''Colossus'' was placed

in ordinary ''In ordinary'' is an English phrase with multiple meanings. In relation to the Royal Household and public officials more generally, it indicates that a position is a permanent one (in contrast to positions that are extraordinary). In naval matt ...

. Her construction cost £59,119. Between January 1854 and June 1855, she was fitted with steam propulsion. ''Colossus'' was sold for scrap in March 1867.Lavery, p. 191

Notes

Citations

References

*Lavery, Brian (1983) ''The Ship of the Line - Volume 1: The Development of the Battlefleet 1650-1850.'' Conway Maritime Press. . * *

External links

* {{DEFAULTSORT:Colossus (1848) Ships of the line of the Royal Navy Vanguard-class ships of the line Ships built in Pembroke Dock 1848 ships