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  2. American Congress on Surveying and Mapping - Wikipedia

    en.wikipedia.org/wiki/American_Congress_on...

    The American Congress on Surveying and Mapping (ACSM) was an American professional association representing the interests of those engaged in measuring and communicating geospatial data. [1] Originally, it was composed of four organizations: American Association for Geodetic Surveying (AAGS) National Society of Professional Surveyors (NSPS)

  3. Surveying - Wikipedia

    en.wikipedia.org/wiki/Surveying

    The ALTA/ACSM Land Title Survey is a standard proposed by the American Land Title Association and the American Congress on Surveying and Mapping. It incorporates elements of the boundary survey, mortgage survey, and topographic survey. Control surveying: Control surveys establish reference points to use as starting positions for future surveys ...

  4. List of principal and guide meridians and base lines of the ...

    en.wikipedia.org/wiki/List_of_principal_and...

    Figure 1. This BLM map depicts the principal meridians and baselines used for surveying states (colored) in the PLSS.. The following are the principal and guide meridians and base lines of the United States, with the year established and a brief summary of what areas' land surveys are based on each.

  5. Land surveying in Kentucky - Wikipedia

    en.wikipedia.org/wiki/Land_Surveying_in_Kentucky

    Common surveying measures in Kentucky include acre and the survey foot, which are both now referenced in decimal and historically in fraction. For example, a modern survey should list a distance of one-foot and six-inches as 1.50 feet. Historically lengths were also measured as chain and rod. A rod is also known as a pole, both being 16.5 feet.

  6. ALTA Survey - Wikipedia

    en.wikipedia.org/?title=ALTA_Survey&redirect=no

    This page was last edited on 15 May 2015, at 05:50 (UTC).; Text is available under the Creative Commons Attribution-ShareAlike 4.0 License; additional terms may apply ...

  7. Geodetic control network - Wikipedia

    en.wikipedia.org/wiki/Geodetic_control_network

    Electronic distance measurement (EDM) was introduced around 1960, when the prototype instruments became small enough to be used in the field. Instead of using only sparse and much less accurate distance measurements some control networks were established or updated by using trilateration more accurate distance measurements than was previously possible and no angle measurements.

  8. U.S. National Geodetic Survey - Wikipedia

    en.wikipedia.org/wiki/U.S._National_Geodetic_Survey

    It traces its history to the Survey of the Coast, which was formed in 1807 as the first scientific agency of the U.S. federal government. It became the United States Coast Survey in 1836 and the United States Coast and Geodetic Survey in 1878, the latter name change reflecting the increasing role of geodesy in its work. Upon the creation of ...

  9. Phase I environmental site assessment - Wikipedia

    en.wikipedia.org/wiki/Phase_I_environmental_site...

    Standards for performing a Phase I site assessment have been promulgated by the US EPA [1] and are based in part on ASTM in Standard E1527-13. [ 2 ] If a site is considered contaminated, a Phase II environmental site assessment may be conducted, ASTM test E1903, a more detailed investigation involving chemical analysis for hazardous substances ...