Framework Agreement for Metric Survey Services

Historic England wishes to establish framework agreements for a range of metric survey services carried out on historic sites and monuments. The services under the framework agreements fall into the following categories:Lot 1. Image Based Survey including photogrammetric cover of building fabric, elevations, ceilings and floors. Precise co-ordinate control by use of marked control targets and detail points. Photo cover and control commensurate with up to 1:20 scale photogrammetric output. 1.1 Orthophotographic output including provision of digital elevation model (DEM) data.Lot 2: Low Level Aerial Photography: For inspection and mapping. Minimum height 2 metres to maximum height 120 metresLot 3. Topographic Survey of historic landscapes and sites at 1:200 and 1:100 scales using terrestrial techniques.Lot 4. Measured Building Survey in the form of plans, sections, elevations and sectional elevations at 1:50 and 1:20 scales.