Intact Roman Glass Bottle c. 180-200 AD, from Trinity Street excavations, London

Site Investigation

Heritage Advice

Observation & Recording

A Watching Brief is most often applied as a condition of planning consent and may be either the sole archaeological requirement or as a follow-on from more major pieces of work.



Archaeological evaluation enables the rapid determination of the presence or absence, nature and extent of archaeological remains on a site. An evaluation can consist of one or a combination of differing methodologies.

Built Heritage Services


An archaeological excavation is usually undertaken as a condition of planning consent, when significant archaeological remains have been demonstrated to exist on a site through a process of archaeological evaluation.