HS2/139 Aerial Survey Services
A detailed topographic and photographic survey of the proposed HS2 Phase Two route to provide data products and technical support to HS2 Ltd, it's Development Partner and Professional Services Framework Consultants.
The aerial survey will be undertaken between Handsacre and Manchester, including proposed links to West Coast mainline south of Golbourne to Preston. Also included is
the route from the proposed connection to Phase One near Denton Hall to Leeds and proposed links to East Coast mainline south of Ullerskelf as far as York. It shall
also include the spurs for the respective depots at Staveley and New Crofton.
The following deliverable Aerial Survey Products are required:
Orthorectified Aerial Imagery (RGB and CIR) at 12.5cm resolution or greater
Raw LiDAR data (25pp sqm)
Raw LiDAR data rationalised to alternative pp sqm
DTM (bare earth) with surface objects removed (such as buildings, bridges and vegetation) but including flood defence embankments and DEM including all of the above; constructed from LiDAR data
Hyperspectral data (CASI)
HD Oblique Imagery at approx. 45º angle with the capability to measure depth, height and area off the images
Flight Details shapefile detailing the extents of the photography in low resolution geotiff format, extents of the LiDAR collection and the boundary of the processed information
HD Video of route (Optional)
Report on the post processing of all the data.
Ground control point report and co-ordinate schedule