Army engineer manual

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“The primary advantage of VRS is that it allows you to increase the spacing of the CORS stations over conventional RTK, which makes the system more cost effective.”

‘Traffic managers, relying on a network of cameras and sensors, monitor conditions and can change the toll as quickly as every six minutes. Electronic billboards flash the latest [toll] price before the entryway.’

Controversial NOAA report says Louisiana’s shores plunging fast