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2. Manhole cover - Wikipedia

   en.wikipedia.org/wiki/Manhole_cover

   The theft of manhole covers often increases when scrap metal prices are high. [18] [19] Manhole cover theft can be a serious problem in China, where missing manhole covers caused at least eight deaths in 2004. [20] According to China's Xinhua News Agency, about "240,000 manhole and street-drain covers were stolen in Beijing in 2004." [21]

3. Neenah Foundry - Wikipedia

   en.wikipedia.org/wiki/Neenah_Foundry

   Neenah Foundry; Company type: Private; Subsidiary: Industry: Foundry: Founded: 1872, 153 years ago: Headquarters: 2121 Brooks Avenue Neenah, Wisconsin, U.S.: Products: Cast iron infrastructure solutions (manhole frames and covers, inlet frames and grates, trench frames and grates, airport products, bridge drainage, tree grates, detectable warning products, downspout boots, access and hatch ...

4. Duquesne Light Company - Wikipedia

   en.wikipedia.org/wiki/Duquesne_Light_Company

   Duquesne Light manhole cover. Duquesne Light was one of the dozens of companies founded by inventor George Westinghouse and for its first 75 years of operation (1870s-1940s) was a subsidiary of the holding company known as the "Philadelphia Company". [2]

5. Sacramento’s history is underfoot. Take note of these manhole ...

   www.aol.com/sacramento-history-underfoot-note...

   Moore has a 1994 book, “Manhole Covers” by Mimi Melnick and Robert A. Melnick in which Berry’s Foundry is featured. Those Sacramento-casted covers have also inspired beer coasters.

6. Seattle City Light - Wikipedia

   en.wikipedia.org/wiki/Seattle_City_Light

   A set of 19 manhole covers with relief maps of Downtown Seattle were designed by city employee Anne Knight and installed beginning in April 1977 to aid with wayfinding. [23] [24] Knight's covers use raised symbols to represent local landmarks, including the now-demolished Kingdome, that are labeled with a key on the outer ring of the manhole. [25]

7. Scrap - Wikipedia

   en.wikipedia.org/wiki/Scrap

   Scrap consists of recyclable materials, usually metals, left over from product manufacturing and consumption, such as parts of vehicles, building supplies, and surplus materials. Unlike waste , scrap can have monetary value , especially recovered metals , and non-metallic materials are also recovered for recycling.

8. Manhole - Wikipedia

   en.wikipedia.org/wiki/Manhole

   Manhole covers in Helsinki, Finland. Manhole closings are protected by a grating or manhole cover, a flat plug designed to prevent accidental or unauthorized access to the manhole. These covers are traditionally made of metal, [2] but may be constructed from precast concrete, glass reinforced plastic or other composite materials (especially ...

9. List of New York City manhole cover abbreviations - Wikipedia

   en.wikipedia.org/wiki/List_of_New_York_City...

   This is a list of manhole cover markings found in New York City. ... "Photos of NYC Manhole Covers, March, 2013. "NYC DEP Weekly Pipeline", August 3, 2010.