'Plane table' presentation slideshows

1.01k views • 35 slides

SURVEYING

756 views • 35 slides

Plane Table Mapping

246 views • 16 slides

U.S. Coast & Geodetic Survey/NOAA Steps to Creating a Nautical Chart

U.S. Coast & Geodetic Survey/NOAA Steps to Creating a Nautical Chart. Historic types of surveys required Astronomical Observations Land survey (triangulation) Tide Gauges Shoreline Mapping Hydrography.

113 views • 11 slides

Contours

Contours. Contours show points of the same height. These points are joined up usually in 5m or 10m intervals. This line is made up from joining up all the points of the same height. Why do you think it is important to have contours on a map? Make a list with a friend of your answers.

357 views • 10 slides