market land and topographic services on the national road network of the Brittany region 2021

establish parcel reports and plans of the right of way, materialize infrastructure right of way in the field, prepare parcel investigation files, application files for assignment orders, etc.

the work to be carried out includes triangulation, microtriangulation, precision polygonal or lifting polygons, the? implantation of? a network of reference poles; the survey of the natural terrain; the survey of existing works of art; establishment d? a topographic plan (s) from land-lift at 1/500th, 1/1000th or 1/2000th as the case may be; the lifting of particular points; the postponement of the existing plot

pre-signalling work; aerial photographic coverage, vertical stereoscopic; work on densification of the basic canvas; photogrammetric canvas; digital reproduction of the plan at 1/1000; complementary work on the ground; drafting of the final plan; provision of a file of the digital plan on digital medium