HMS Bristol was a 50-gun fourth rate ship of the line

Ship of the line

A ship of the line was a type of naval warship constructed from the 17th through the mid-19th century to take part in the naval tactic known as the line of battle, in which two columns of opposing warships would manoeuvre to bring the greatest weight of broadside guns to bear...

 of the Royal Navy

Royal Navy

The Royal Navy is the naval warfare service branch of the British Armed Forces. Founded in the 16th century, it is the oldest service branch and is known as the Senior Service...

, built at Plymouth Dockyard according to the 1706 Establishment

1706 Establishment

The 1706 Establishment was the first formal establishment of dimensions for ships built for the Royal Navy. Two previous sets of dimensions had been established, though only for particular shipbuilding programmes; the 1706 Establishment was intended to be permanent.-Origins:Dimensions for ships had...

, and launched on 8 May 1711.

On 22 November 1742 Bristol was ordered to be dismantled for rebuilding. Unlike the vast majority of ships of the line rebuilt during the Establishment era, Bristol was not reconstructed according to the establishment in effect at the time (in this case, the 1741 proposals of the 1719 Establishment

1719 Establishment

The 1719 Establishment was the first formal 'Establishment' laid down to govern the construction of all ships built or rebuilt down to those of 20 carriage guns, whether in the Royal Dockyards or by commercial contractors...

). She shared her dimensions with later, newly-built . Bristol was relaunched on 9 July 1746.

Bristol was broken up in 1768.