Cadmap Ltd | Verified Views London and South England | Verified Views London | Utility Surveyors London | GPR Surveys London, | Utility GPR Surveyors Southampton | Utility GPR Surveyors Portsmouth | Utility GPR Surveyors Brighton

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Surrey Office
01483 429385
London Office
020 81111 385
Brighton Office
01273 027327
Hampshire Office
0238 2023881

Email
info@cadmap.co.uk

"Specialising in measured building, land & topographical surveys"

AVR Stage Examples

Verified Views London and South England

Verified Views London, Brighton

Stage One

Locate the View position and establish camera and survey point with Survey Nail or Wooden Peg.

Stage Two

Set up Surveying tripod, level and align the position over the Survey nail using the optical plummet device on the carrier, this is calibrated for the camera as well as the total station.

Stage Three

Mount Camera onto the specially engineered Surveying Tripod, Tribrach and Carrier. Take High resolution photographs of the view in question using the Cannon 5D Mk ii.

Stage Four

Remove the Camera and mount Leica Total Station straight onto the Tribrach, check the laser plummit for alignment.

Stage Five

Survey 15 to 20 random points on fixed details. Survey Fore, Mid and background coordinated survey points.

Stage Six

Coordinate the Camera / Survey Location using Leica GPS technology to give accurate OS GPS Coordinates.

Stage Seven https://cadmap.co.uk/

Export 3D XYZ file into an Excel spreadsheet showing descriptions of the points surveyed.

Identification Points	Eastings	Northings	Height	Height
Camera Location	533217.487	179681.445	35.296	Survey nail in Peg
1	533217.487	179681.445	50.524	Top of Parapet Roof
2	533204.708	179666.166	41.513	Top of Parapet Roof
3	533228.582	179650.219	41.515	Top of Parapet Roof
4	533253.243	179614.589	22.215	Top of Ridge
5	533231.144	179621.929	23.854	Top of Ridge
6	533234.328	179628.430	20.187	Top of Ridge
7	533271.400	179617.294	21.238	Top of Ridge
8	533182.642	179624.687	18.546	Top of Ridge
9	533171.622	179628.632	15.645	Top of Ridge
10	533194.510	179650.907	11.918	Top Right of Window Frame
11	533247.599	179636.020	10.985	Top Right of Window Frame
12	533249.106	179641.621	14.532	Top of Ridge

Stage Eight https://cadmap.co.uk/

Annotate Points numbers onto the photograph which relates to the Excel Spreadsheet giving a clear indication of which point has what coordinates.