Sunday, May 3, 2026

Steam-Driven Lift Bridge over Oswego Canal

(Satellite?, I don't even know which town this was in.)

Cori Willson posted two photos with the comment: "The West Shore Railroad crossed the Oswego Canal on this steam-operated vertical-lift bridge. The engine and its attendants occupied the small control house on top, which rode upward each time the cables rolled over the four large sheaves to raise the bridge span. This photograph was taken in the early 1880s. Within a few years, the coal sheds and stationary crane visible here (used for unloading canal boats) were replaced by modern coal pockets and a traveling steam elevator for distributing coal from the Delaware & Hudson Canal Company (see second photograph)."
EricGinny Baker: Where is this photo located? [no answer]
Lincoln Sander IV: The West Shore was completed in 1885.
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As Lincoln's comment suggests, Cori probably has the wrong railroad. The only railroads I could find near the Oswego Canal were New York Central & Hudson River, New York Ontario & Western and Delaware Lackawanna & Western. 
1900/00 Fulton and Oswego Quads @ 62,500

And the only place I could find any railroad crossing the the canal was in Oswego, NY.
Digitally Zoomed

This bridge is on the correct angle, but it is way too high to be the bridge in the photos.
Street View, May 2012

Lost/Illinois Terminal Bridge over Sangamon River at Sherman, IL

(Archived Bridge Hunter; Bridge Hunter; no Historic Bridges; Satellite)

Mark Barnett posted six photos with the comment: "I found these photo's I took back in 1992 to 95,of the Illinois Terminal bridge over the Sangamon River just south of Sherman between Sandhill Road north of Springfield.  First one is looking north towards Sherman, then I went over on the old P&N bridge and took a couple more looking east then worked my way north back to the IT looking south. This bridge has been gone for several years now."
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Bob Bruns Flickr
IT 1602 with freight at Sherman 3/12/1955.

Mark Barnett posted 10 photos with the comment: "May of 1998 we called it a rain day and Mike Fortney and I made a road trip back to the Illinois Terminal bridge over the Sangamon River when we got word it was to be removed soon. I took these final photo's all looking south except for the final one looking north towards Sherman where we parked at the rest stop on 55. Also notice one shot of the P&N bridge to the west of the IT. The water was high that day and mother nature was trying to take over the bridge on the north end."
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The bridge was extant in Apr 1995.
Google Earth, Apr 1995

But it was gone three years later. And by the next image, 3/2005, the other bridge was also gone.
Google Earth, Apr 1998

1966 Williamsville and 1950 Springfield East Quads @ 24,000


Saturday, May 2, 2026

Flat Rock Dam on Schuylkill River and Manayunk Canal Lock #68 at Philadelphia, PA

Dam: (Satellite)
Lock: (Satellite)

This view looks over the canal at the diversion dam on the right.
Street View, Jun 2016

The concrete wall is part of the lock.
Lester Wiggs, Sep 2018

Michael E Pearson added
Flat Rock Dam, a graffiti covered canal lock, and fresh pavement that'll probably be a continuation of Flat Rock Road when whatever new developments are complete

This has more graffiti than a boxcar.
Bellina, Jul 2017

A lot more.
Douglas Smithman, Jun 2020

We can see the Wasta Weir in the above photo.
Nicholas Grbec, Mar 20216

Douglas Smithman, Jun 2020

This would have operated the gates in the Historic Gate House.
Raz Reed, Aug 2017

This satellite image caught them still building the new channel and its control structure.
Satellite

Anderson Tunnel near Whittier, AK, longest highway tunnel in North America

(Satellite

This tunnel is the only land access to Whittier, AK.

It is a railroad tunnel that allows one lane of traffic when a train is not scheduled. The vehicle traffic alternates direction every half hour. The fans have to be reversed when the traffic flow is reversed.

The tunnel is 4km (2.5 miles) long. [tommorow.city]

Street View, Oct 2021

Because the tunnel changes direction every half hour, it has parking at the entrance to queue up the cars waiting to go the other direction. The tunnel closes at 11pm so if you are not careful, you can get stuck in Whitter overnight.
Street View, Aug 2009

Facebook Reel
[A comment observed that you could tell that she was a city girl because she locked her van.]

There used to be railcar ferries, but they don't look like they are active anymore.
Satellite

Friday, May 1, 2026

1906 28.5mw Minidoka Dam on Snake River for Irrigation

(Satellite)

Minidoka Dam is a storage and diversion dam for two different irrigation canals.
These would be the gates for the Gravity Canal that is on the south side of the dam. In April, they are opening the gates to start the irrigation season.
Facebook Reel

Same Reel

Same Reel
Three pump houses pump the water up 30' (9m) for a total of 90' (27m).

Photo via uidaho"Minidoka Dam and Reservoir near Rupert", Archival Idaho Photograph Collection, University of Idaho Library Digital Collections, Public Domain

nps
"Today, the multi-faceted Minidoka Project, which provides irrigation water to more than one million acres, counts a total of seven dams and thousands of miles of canals, laterals and drains. Still at the core is the more than 100-year-old Minidoka Dam, significant as the Bureau of Reclamation’s first embankment dam and the first Federally-built dam in the Pacific Northwest to include a powerplant to supply electricity. Minidoka Dam stands only 86 feet [26m] high, but its spillway, designed to handle the great flow of the Snake River, is made of concrete and stretches 2,300 feet [701m] long, or nearly one-half of a mile."
"Over the years, Minidoka Dam has undergone additions and repairs, including the current reconstruction of its spillway. A sixth generating unit was installed in the powerplant in 1927, and a seventh in 1942. Then, in the early 1990s, work began on a new powerplant, with Units 8 and 9 added in 1997. Reclamation retired the original five generators from service but preserved them as museum pieces in the original powerhouse building, where visitors still can see them."

usbr
"The combined generation capacity of all four units is 28.5 megawatts, with a combined flow of 8670 cubic feet per second."
In 2015, the new $21.3m spillway with radial gates replaced the original spillway that used stop logs.

1962+1923 Independence Bridge over Honey Creek in Pike County, IL

(Archived Bridge Hunter; Bridge Hunter; no Historic Bridges; Satellite)

The land between the Mississippi and Illinois Rivers is a bit of a wilderness. The nearest town, Pittsfield, is not close. There are no more bridges across the Illinois River south of IL-106, which goes through Pittsfield. In fact, Google Maps can't even find Independence, IL. But a USGS map could.

Lisa Ruble posted five images with the comment:
Honey Creek bridge east of Independence 
Replaced in 2013 
The last group of four pictures were taken in 2005.
Pike County
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The oldest available street view was taken after the bridge was replaced.
Street View, Aug 2016