Proper noun
Highways Agency
(Britain, historical) An executive agency of the Department for Transport in the United Kingdom with responsibility for managing the core road network in England; superseded by Highways England.
‘The Highways Agency, which is responsible for motorways and trunk roads in England, has also set up another working group to review the the provision of safety barriers on major roads.’ Source: Internet
The Highways Agency also raised concerns regarding the impact on their network, particularly around Junction 12 of the M56. Source: Internet