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Pensacola Dam
Facts
- Overview
- Dam carrying S.H. 28 over Neosho (Grand) River between Langley & Disney.
- Location
- Mayes County, Oklahoma
- Status
- Open to traffic
- History
- Built 1940 by the Grand River Dam Authority.
- Builders
- - John Duncan Forsythe
- W. R. Holway
- Design
- Concrete multiple-arch (51) dam across the Neosho (Grand) River carrying S.H. 28. World's longest multiple-arch dam.
- Dimensions
-
Length of largest span: 61.4 ft.
Total length: 4,284.3 ft. (0.8 mi.)
Deck width: 19.7 ft.
- Recognition
- Posted to the National Register of Historic Places on September 2, 2003
- Also called
- Grand River Dam
- Approximate latitude, longitude
- +36.46974, -95.03823 (decimal degrees)
36°28'11" N, 95°02'18" W (degrees°minutes'seconds") - Approximate UTM coordinates
- 15/317383/4037983 (zone/easting/northing)
- Quadrangle map:
- Spavinaw
- Elevation
- 780 ft. above sea level
- Average daily traffic (as of 2016)
- 3,000
- Inventory numbers
- NRHP 03000883 (National Register of Historic Places reference number)
OKNBI 275690000000000 (Oklahoma bridge number on the National Bridge Inventory)
BH 37900 (Bridgehunter.com ID) - Inspection report (as of November 2018)
- Overall condition: Fair
Superstructure condition rating: Fair (5 out of 9)
Substructure condition rating: Fair (5 out of 9)
Deck condition rating: Fair (5 out of 9)
Sufficiency rating: 28.4 (out of 100)
View more at BridgeReports.com
Update Log
- April 23, 2020: New photo from Geoff Hubbs
- January 15, 2020: New Street View added by Geoff Hubbs
- October 28, 2008: Added by Rick Mattioni
Sources
- Rick Mattioni
- Oklahoma Historical Society Listing
- Wikipedia
- Geoff Hubbs
© Copyright 2021, Historic Bridge Foundation and contributors.
This page's URL is http://bridgehunter.com/ok/mayes/bh37900/
This page's URL is http://bridgehunter.com/ok/mayes/bh37900/
A multi-arch dam in Canada is 20' longer.
https://www.405magazine.com/oklahoma-and-that-dam-record/