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River crossing puzzle. A river crossing puzzle is a type of puzzle in which the object is to carry items from one river bank to another, usually in the fewest trips. The difficulty of the puzzle may arise from restrictions on which or how many items can be transported at the same time, or which or how many items may be safely left together. [1]
The missionaries and cannibals problem, and the closely related jealous husbands problem, are classic river-crossing logic puzzles. [1] The missionaries and cannibals problem is a well-known toy problem in artificial intelligence, where it was used by Saul Amarel as an example of problem representation. [2] [3]
Location in Germany. The Ludendorff Bridge (sometimes referred to as the Bridge at Remagen) was a bridge across the river Rhine in Germany which was captured by United States Army forces in early March 1945 during the Battle of Remagen, in the closing weeks of World War II, when it was one of the few remaining bridges in the region and ...
Wolf, goat and cabbage problem. Illuminated illustration depicting the wolf, goat and cabbage problem in the Ormesby Psalter, dating to 1250–1330. The wolf, goat and cabbage problem is a river crossing puzzle. It dates back to at least the 9th century, [1] and has entered the folklore of several cultures. [2] [3]
2006 sale of Keewatin Railway Main article: Keewatin Railway On April 1, 2006, the Hudson Bay Railway sold the former CN Sherridon Subdivision, between Sheritt Junction and Lynn Lake, to the three First Nations in the area, who now own and operate the railway, running twice-weekly mixed (passenger plus freight) trains.
June 22, 1970. Designated TSAL. January 1, 1981. Location. The Waco Suspension Bridge crosses the Brazos River in Waco, Texas. It is a single-span suspension bridge, with a main span of 475 ft (145 m). Opened on November 20, 1869, [2] it contains nearly 3 million bricks. It is located north of downtown Waco, connecting Indian Spring Park (on ...
A pontoon bridge is a collection of specialized, shallow draft boats or floats, connected together to cross a river or canal, with a track or deck attached on top. The water buoyancy supports the boats, limiting the maximum load to the total and point buoyancy of the pontoons or boats. [2] The supporting boats or floats can be open or closed ...
The bridge’s last inspection in 2022 rated it “fair.”. In 2023, it carried 2,609,703 vehicles across the Delaware River. That same year, commission bridge monitors turned away more than ...