Status: Open to traffic
Location: 42.856699,-106.294142
Carries BNSF Railway over I-25
Design: truss/through/pratt
Design Details: Pratt through truss
Total Length: 257.9 Feet
Span Length: 0.0 Feet
Overview: Through truss bridge over I-25 on the BNSF Railway in Casper
History: Built 1958 using a secondhand truss
Built: 1958
Location: Natrona County
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272523
Photo taken by Jack Schmidt
272524
Photo taken by Jack Schmidt
456124
BNSF - I-25 Overpass
looking north
Photo from Waymark
Status: Open to traffic
Location: 42.541667,-106.458333
Carries Bates Hole St. Tr. over Stinking Creek
Design: beam/stringer/wood
Design Details: Timber stringer
Total Length: 57.1 Feet
Span Length: 19.7 Feet
Overview: Wooden bridge over Stinking Creek on Bates Hole St. Tr.
History: Built 1950
Built: 1950
Location: Natrona County
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Status: Open to traffic
Location: 43.035556,-106.986389
Carries CN1-106 over BNSF Railroad
Design: truss/pony
Design Details: Pony truss
Total Length: 145.0 Feet
Span Length: 34.1 Feet
Overview: Pony truss bridge over Bnrr Overpass on CN1-106 in Powder River
History: Built 1934
Built: 1934
Location: Natrona County
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Status: Open to traffic
Location: 43.268333,-106.655000
Carries Bucknam Road over Cloud Creek
Design: truss/pony
Design Details: Pony truss
Total Length: 147.0 Feet
Span Length: 80.1 Feet
Overview: Pony truss bridge over Cloud Creek on Bucknam Road
History: Built 1924
Built: 1924
Location: Natrona County
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Status: Open to traffic
Location: 42.470960,-106.796273
Carries Fremont Canyon Road over North Platte River
Design: truss/pony/warren
Design Details: Warren pony truss
Total Length: 144.0 Feet
Span Length: 144.0 Feet
Overview: Pony truss bridge over North Platte River on Fremont Canyon Road
History: Built 1957
Built: 1957
Location: Natrona County
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475935
Photo taken by James McCray in July 2020
475936
Photo taken by James McCray in July 2020
475937
Photo taken by James McCray in July 2020
475938
Photo taken by James McCray in July 2020
475939
Photo taken by James McCray in July 2020
475940
Photo taken by James McCray in July 2020
Status: Open to traffic
Location: 42.572038,-106.698794
Carries CR 412 (Gray Reef Road) over Hogback Draw
Design: beam/stringer/wood
Design Details: Timber stringer
Total Length: 74.2 Feet
Span Length: 24.0 Feet
Overview: Wooden bridge over Hogback Draw on CR 412 (Gray Reef Road)
History: Built 1929
Built: 1929
Location: Natrona County
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Status: Open to traffic
Location: 42.848333,-106.318333
Carries Bnrr over U-4125
Design: beam/stringer/wood
Design Details: Timber stringer
Total Length: 51.8 Feet
Span Length: 51.8 Feet
Overview: Wooden bridge over U-4125 on Bnrr
History: Built 1945
Built: 1945
Location: Natrona County
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Status: Open to traffic
Location: 43.035949,-106.986424
Carries Notches Road (CR 1-106) over BNSF Railway
Design: truss/pony
Design Details: Pony truss
Total Length: 145.0 Feet
Span Length: 34.1 Feet
Overview: Pony truss bridge over BNSF Railway on Notches Road at Powder River
History: Built 1934
Built: 1934
Location: Natrona County
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Status: Open to traffic
Location: 42.853994,-106.325221
Carries BNSF Railway over N. Center Street (US 87)
Design: beam/stringer/steel
Design Details: Steel stringer
Total Length: 36.1 Feet
Span Length: 34.1 Feet
Overview: Steel stringer bridge over N. Center Street (US 87) on BNSF Railway
History: Built 1941
Built: 1941
Location: Natrona County
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Status: Lost ca. 1867; Replica Made at Fort Caspar
Location: 42.837798,-106.371637
Carries over Platte River
Design: beam/stringer/wood
Design Details: Timber stringer
Stone-filled cribs
Total Length: 1000.0 Feet
Span Length: 0.0 Feet
Overview: Timber stringer bridge over Platte River
History: Built 1859; Fort abandoned 1867 burnt by Indians not long after; Replica built 1980's
Built: 1859
Location: Natrona County
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256688
Reconstructed Platte River Bridge at Fort Casper, WY
Photo taken by phil h
Status: Removed but not replaced; Replica built
Location: 42.870222,-106.267213
Carries over Platte River
Design: beam/stringer/wood
Design Details: 23 piers of cribs of hewn timbers filled with stone
Total Length: 835.0 Feet
Span Length: 0.0 Feet
Overview: Timber stringer bridge over Platte River
History: Built 1853
Built: 1853
Location: Natrona County
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Status: Open to pedestrians only
Location: 42.638261,-106.617765
Carries an old alignment of WY 220 over North Platte River
Design: truss/through/warren
Design Details: Warren through truss
Total Length: 0.0 Feet
Span Length: 0.0 Feet
Overview: Warren through truss bridge over North Platte River on an old alignment of WY 220
History: Built 1919; bypassed in 2002
Built: 1919
Location: Natrona County
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293713
Overview
https://www.flickr.com/photos/auvet/5040049415/in/pool-39289335@N00/
https://www.flickr.com/photos/auvet/5040049415/in/pool-39289335@N00/
475941
Photo taken by James McCray in July 2020
475942
Photo taken by James McCray in July 2020
475943
Photo taken by James McCray in July 2020
475944
Photo taken by James McCray in July 2020
475945
Photo taken by James McCray in July 2020
475946
Photo taken by James McCray in July 2020
475947
Photo taken by James McCray in July 2020
475948
Photo taken by James McCray in July 2020
475949
Photo taken by James McCray in July 2020
475950
Photo taken by James McCray in July 2020
475951
Photo taken by James McCray in July 2020
475952
Photo taken by James McCray in July 2020
475953
Photo taken by James McCray in July 2020
Status: Replaced by a new bridge
Location: 42.771841,-106.530353
Carries CR 58 over North Platte River
Design: truss/through/warren
Design Details: Warren through truss
Total Length: 325.0 Feet
Span Length: 195.0 Feet
Overview: Lost Warren through truss bridge over North Platte River on CR 58
History: Built 1921; Replaced 1997
Built: 1921
Location: Natrona County
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293715
View Looking West Toward East Portal
Photo taken for the Historic American Engineering Record
293716
View Looking North Toward South Web
Photo taken for the Historic American Engineering Record
293717
View Looking North Along South Web
Photo taken for the Historic American Engineering Record
Status: Open to pedestrians only
Location: 42.466915,-106.851373
Carries Pedestrian trail over North Platte River
Design: suspension/wire
Design Details: Wire/cable suspension
Total Length: 0.0 Feet
Span Length: 0.0 Feet
Overview: Wire suspension bridge over North Platte River on Pedestrian trail
History:
Built:
Location: Natrona County
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309991
Pathfinder Dam, footbridge across North Platte River - NARA - 294389
This file was provided to Wikimedia Commons by the National Archives and Records Administration as part of a cooperation project.
Status: Removed but not replaced
Location: 42.864637,-106.218425
Carries CR 701 over North Platte River
Design: beam/stringer/wood
Design Details: Timber stringer
Total Length: 0.0 Feet
Span Length: 0.0 Feet
Overview: Lost Timber stringer bridge over North Platte River on CR 701
History: Damaged by ice 1971
Built:
Location: Natrona County
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Status: Open to traffic
Location: 42.855036,-106.312181
Carries BNSF Railway over Dry Creek
Design: beam/stringer/steel
Design Details: Steel stringer
Total Length: 52.2 Feet
Span Length: 17.1 Feet
Overview: Steel stringer bridge over McKinley Street on BNSF Railway
History: Built 1945
Built: 1945
Location: Natrona County
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Status: Open to pedestrians only
Location: 42.841787,-106.359816
Carries Platte River Parkway over North Platte River
Design: girder/deck/plate
Design Details: Deck plate girder
Total Length: 420.0 Feet
Span Length: 75.0 Feet
Overview: Deck plate girder bridge over North Platte River on Platte River Parkway
History: Built 1929
Built: 1929
Location: Natrona County
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467294
Platte River Parkway- N. Platte River Bridge
HAER Photo
467295
Platte River Parkway- N. Platte River Bridge
HAER Photo
Status: Open to traffic
Location: 42.853384,-106.331183
Carries BNSF Railway over North Platte River
Design: girder/deck/plate
Design Details: Deck plate girder
Total Length: 475.0 Feet
Span Length: 75.0 Feet
Overview: Deck plate girder bridge over North Platte River on BNSF Railway
History:
Built:
Location: Natrona County
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Status: Derelict/abandoned
Location: 42.840694,-106.193067
Carries Abandoned Chicago & North Western Railway over Canyon Creek
Design: girder/deck/plate
Design Details: Deck plate girder
Total Length: 145.0 Feet
Span Length: 65.0 Feet
Overview: Deck plate girder bridge over Canyon Creek on Abandoned Chicago & North Western Railway
History: Built 1923
Built: 1923
Location: Natrona County
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467309
CNW - Canyon Creek Bridge No. 924
HAER Photo
467310
CNW - Canyon Creek Bridge No. 924
HAER Photo
467311
CNW - Canyon Creek Bridge No. 924
HAER Photo
Status: Open to traffic
Location: 43.045517,-106.997482
Carries BNSF Railway over S. Fork Powder River Bridge
Design: arch/deck/closed
Design Details: Closed-spandrel arch
Total Length: 44.0 Feet
Span Length: 22.0 Feet
Overview: Closed-spandrel arch bridge over S. Fork Powder River Bridge on BNSF Railway
History:
Built:
Location: Natrona County
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Special Bridge Conditions Legend: R - Former location of relocated bridge. ! - At risk for demolition or destruction. X - Confirmed demolished or collapsed. S - Dismantled and/or in storage. L - Severe loss of historic integrity due to alteration.
