Yankton Toll Bridge (NM1870) - Yankton, SD
Posted by: Groundspeak Premium Member Benchmark Blasterz
N 42° 51.919 W 097° 23.639
14T E 631190 N 4747109
All the Blasterz love a good drawbridge, and were excited to discover that this one is also an NGS benchmark
Waymark Code: WM17F24
Location: South Dakota, United States
Date Posted: 02/10/2023
Published By:Groundspeak Premium Member Ernmark
Views: 3

Daddy Blaster is a civil engineer, so we always check out the cool infrastructure, especially when they are old bridges and, being prairie dwellers near a non-navigable river, draw bridges.

This bridge formally carried US 81/Meridian Highway over the Missouri River between Nebraska and South Dakota. In 2019 is been converted into a pedestrian bridge, unfortunately Blasterz did not have enough time today to walk back and forth over the bridge. When an lot of Lewis and Clark history is so close by, Older Sister Blaster gets inpatient to go explore it.

NM1870 DESIGNATION - YANKTON TOLL BRIDGE
NM1870 PID - NM1870
NM1870 STATE/COUNTY- SD/YANKTON
NM1870 COUNTRY - US
NM1870 USGS QUAD - GAVINS POINT DAM (2017)
NM1870
NM1870 *CURRENT SURVEY CONTROL
NM1870 ______________________________________________________________________
NM1870* NAD 83(1996) POSITION- 42 51 55.16312(N) 097 23 38.32506(W) ADJUSTED
NM1870 ______________________________________________________________________
NM1870
NM1870 HISTORY - Date Condition Report By
NM1870 HISTORY - 1948 FIRST OBSERVED CGS
NM1870
NM1870 STATION DESCRIPTION
NM1870
NM1870'DESCRIBED BY COAST AND GEODETIC SURVEY 1948 (MEW)
NM1870'THE STATION IS LOCATED AT THE SOUTH EDGE OF YANKTON. IT
NM1870'IS A LARGE STEEL STRUCTURE WHICH CROSSES THE MISSOURI RIVER.
NM1870'
NM1870'THE POINT INTERSECTED WAS THE CENTER OF THE SOUTHEAST BALANCE
NM1870'WHEEL (SOUTHEAST OF 4).
Condition: Mark found in good condition

Designation: -blank-

Benchmark Agency: U.S. Coast & Geodetic Survey

Monumentation type: other (not any of the below)

County: Yankton

USGS 7.5' Topographic Quadrangle Name (optional): Gavins Point Dam

Find type: Coordinates and/or to-reach information from the NGS database (or Geocaching's copy of it) were used

NGS PID: NM1870

Benchmark Agency (if other): Not listed

Monumentation type (if other): Not listed

Special category (optional): Not listed

Special Category (if other): Not listed

Web address of this benchmark's datasheet (optional): Not listed

Local database's URL (optional): Not listed

Visit Instructions:
  1. A closeup photo of the mark taken by you is required.
  2. A 'distant' photo including the mark in the view is highly recommended. Include the compass direction you faced when you took the picture.
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Benchmark Blasterz visited Yankton Toll Bridge (NM1870) - Yankton, SD 02/15/2023 Benchmark Blasterz visited it