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  1. The North American Vertical Datum of 1988 (NAVD 88) is the vertical datum for orthometric heights established for vertical control surveying in the United States of America based upon the General Adjustment of the North American Datum of 1988.

    North American Vertical Datum of 1988 - Wikipedia

    https://en.wikipedia.org/wiki/North_American_Vertical_Datum_of_1988
  2. North American Vertical Datum of 1988 - Wikipedia

    en.wikipedia.org/wiki/North_American_Vertical...

    The North American Vertical Datum of 1988 (NAVD 88) is the vertical datum for orthometric heights established for vertical control surveying in the United States of America based upon the General Adjustment of the North American Datum of 1988.

  3. North American Vertical Datum of 1988 (NAVD 88) - Vertical ...

    www.ngs.noaa.gov/datums/vertical/north-american...

    Vertical Conversions (VDATUM) Download PC Software; GEOID12B Toolkit; GPS Toolbox; HTDP; VERTCON; Surveys. Active Geodetic Control (CORS) Adjust Leveling (LOCUS) Survey Mark Datasheets; Process GPS data (OPUS) Calibration Base Lines (CBLs) User-submitted Survey Projects (Bluebooking) GRAV-D; Geoid Slope Validation Survey of 2014; Geoid Slope ...

  4. Talk:North American Vertical Datum of 1988 - Wikipedia

    en.wikipedia.org/wiki/Talk:North_American...

    The North American Vertical Datum of 1988 is a vertical control datum for surveying and not a measure of elevation relative to local mean sea level. Flood zone designations should be unaffected by the choice of vertical datum. --Buaidh 13:38, 23 April 2008 (UTC)

  5. North American Vertical Datum of 1988 - Wikipedia

    ro.wikipedia.org/wiki/North_American_Vertical...

    Datele verticalității în America de Nord (din 1988), acronim NAVD88 (în original, The North American Vertical Datum of 1988) este un set de măsurători de date geodezice referitoare la înălțimea ortometrică stabilită pentru a controla topografierea în Statele Unite ale Americii, bazată pe Ajustările generale ale datelor din America de nord din 1988 (în original, General ...

  6. North American Vertical Datum of 1988 - WIKI 2. Wikipedia ...

    wiki2.org/en/North_American_Vertical_Datum_of_1988

    The North American Vertical Datum of 1988 (NAVD 88) is the vertical control datum of orthometric height established for vertical control surveying in the United States of America based upon the General Adjustment of the North American Datum of 1988.

  7. North American Vertical Datum of 1988 - YouTube

    www.youtube.com/watch?v=sEQ9_zC9wpc

    Oct 19, 2015 · The North American Vertical Datum of 1988 is the vertical control datum of orthometric height established for vertical control surveying in the United States of America based upon the General ...

    • 2 min
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    • Audiopedia
  8. North American Vertical Datum of 1988 (NAVD 88) | Mass.gov

    www.mass.gov/service-details/north-american...

    The North American Vertical Datum of 1988 (NAVD 88) is the official vertical datum of the United States, having superseded the older National Geodetic Vertical Datum of 1929 (NGVD 29). Both NAVD 88 and NGVD 29 are geodetic datums, a reference surface of zero elevation to which heights are referred to over a large geographic extent.

  9. North American Vertical Datum of 1988 | NC Information Technology

    it.nc.gov/.../north-american-vertical-datum-1988

    North American Vertical Datum of 1988 . Associated Files. NAVD88-Fed-Reg-doc-93-14922.pdf

  10. WikiZero - North American Vertical Datum of 1988

    www.wikizero.com/en/North_American_Vertical...

    The North American Vertical Datum of 1988 (NAVD 88) is the vertical datum for orthometric heights established for vertical control surveying in the United States of America based upon the General Adjustment of the North American Datum of 1988.

  11. North American Datum - Wikipedia

    en.wikipedia.org/wiki/North_American_Datum_of_1983

    The North American Datum (NAD) is the datum now used to define the geodetic network in North America. A datum is a formal description of the shape of the Earth along with an "anchor" point for the coordinate system. In surveying, cartography, and land-use planning, two North American Datums are in use: the North American