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A topographic survey is typically based upon a systematic observation and published as a map series, made up of two or more map sheets that combine to form the whole map. A topographic map series uses a common specification that includes the range of cartographic symbols employed, as well as a standard geodetic framework that defines the map ...
The National Map is a significant contribution to the U.S. National Spatial Data Infrastructure (NSDI) from the Federal Geographic Data Committee (FGDC) and currently is being transformed to better serve the geospatial community by providing high quality, integrated geospatial data and improved products and services including new generation ...
Over the course of the 19th century, land surveying in America transformed from a prestigious, status-driven endeavor derived from the authority of a royal government and administration that had been inherited from the colonial era, to the more practical, and standardized modern field of public service as it is generally recognized today, which ...
This 1988 BLM map depicts the principal meridians and baselines used for surveying states (colored) in the Public Land Survey System. The Public Land Survey System (PLSS) is the surveying method developed and used in the United States to plat, or divide, real property for sale and settling.
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 ...
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 ...
Survey Department mod.gov.bn/survey: Geoportal Archived 2018-12-18 at the Wayback Machine: Cambodia: General Department of Cadastre and Geography: China: 国家测绘地理信息局 National Administration of Surveying, Mapping and Geoinformation: nasg.gov.cn: Fiji: Mapping and Land Information: lands.gov.fj: Hong Kong: 地政總署測繪處 ...
The NMIG (National Mapping Information Group) of Geoscience Australia is the Australian Government's national mapping agency. It provides topographic maps and data to meet the needs of the sustainable development of the nation. The Office of Spatial Data Management provides an online free map service MapConnect. [12]