Horizontal and Vertical Control for Aerial Mapping. a. The Surveyor shall prepare and submit an aerial ground control layout showing the proposed aerial ground control points, for approval by the Owner. b. The Surveyor shall establish and determine the coordinates of the aerial ground control points. c. The Surveyor shall establish and determine the elevations of the aerial control points. d. The Surveyor shall place aerial ground control target material at the established points and maintain until the photographs from the flight are approved. e. The Surveyor shall prepare, to scale, a survey control index sheet for the aerial control points. f. The Surveyor shall be prepared to locate additional points, as determined by the American Society for Photogrammetry and Remote Sensing (ASPRS) certified Photogrammetrist, if any panel points are not visible from the air.
Appears in 2 contracts
Sources: Professional Services Agreement, Professional Services Agreement