"bridgehead of" is a correct and usable phrase in written English.
It is typically used to describe a physical or strategic point of control or entry, often used in military or political contexts. Example: The small town of Kandahar served as the bridgehead of the Taliban's stronghold, making it a key target for coalition forces.
At the expiration of fifteen years there will be evacuated: the bridgehead of Mainz, the bridgehead of Kehl and the remainder of the German territory under occupation.
Schools – and particularly female education – are seen as a bridgehead of "corrupting modernity".
While this might be a modest contribution in the wider context, it offers a bridgehead of principle from which progress can be made.
Probably built on the site of an earlier Assyrian fortress, Mosul succeeded Nineveh as the Tigris bridgehead of the road that linked Syria and Anatolia with Persia.
It is only on this basis that Mr Kennedy hopes to persuade Labour-haters in his party that they can better defend their expanded bridgehead of 47 seats against the Tories.
Climate change, however is denied by the country's new science minister, Aldo Rebelo, who has declared the environmental movement is "nothing less, in its geopolitical essence, than the bridgehead of imperialism".
On 24 March 1945 Operation Varsity began, an airborne operation to aid in the establishment of a bridgehead on the east bank of the River Rhine which involved 6th Airborne Division and the American 17th Airborne Division.
Bromination of the three benzhydrylic bridgeheads of the parent tribenzotriquinacene, of its centro-methyl homologue, in particular, and of its centro-ethyl homologue has opened a convenient access to a large variety of three-fold substituted or functionalized derivatives with C3v or C3 molecular symmetry.
The assault company of Kradschützen-Bataillon I (1st Motorcycle Infantry Battalion) under the command of Wend von Wietersheim established the first bridgehead north of Igles and west of Saint-Menges.
Breaking out of their newly established bridgehead west of the Canal at the northern end of the Great Bitter Lake, the IDF launched an offensive from Deversoir toward Ismailia.
The ambitious tone of Mr Nott's remarks about attacking Port Stanley may be a hint that the Argentinian detachment at Port Darwin and the Goose Green airstrip 20 miles south of the British bridgehead is of insignificant strength.
