A manhole cover or maintenance hole cover is a removable plate forming the lid over the opening of a manhole, an opening large enough for a person to pass through that is used as an access point for an underground vault or pipe. It is designed to prevent anyone or anything from falling in, and to keep out unauthorized persons and material.
The Carron Company was an ironworks established in 1759 on the banks of the River Carron near Falkirk, in Stirlingshire, Scotland. After initial problems, the company was at the forefront of the Industrial Revolution in the United Kingdom. The company prospered through its development and production of a new short-range and short-barrelled naval cannon, the carronade. The company was one of the largest iron works in Europe through the 19th century. After 223 years, the company became insolvent in 1982 and was later acquired by the Franke Corporation, being rebranded Carron Phoenix.
McWane, Inc. is one of the world's largest manufacturers of iron water works and plumbing products and one of America's largest privately owned companies. The company manufactures a host of different products including ductile iron pipe and fittings, cast iron soil pipe and fittings, heavy duty couplings, utility poles, network switches, monitoring equipment and related products. McWane is also a manufacturer of pressurized cylinders for the storage of propane and other gases through its Manchester Tank and Equipment Company division, as well as fire protection systems and extinguishers through its Amerex subsidiary.
Willamette Iron Works was a general foundry and machine business established in 1865 in Portland, Oregon, originally specializing in the manufacture of steamboat boilers and engines. In 1904, the company changed its name to Willamette Iron and Steel Works, under which name it operated continually until its close in 1990.
Mather & Platt is the name of several large engineering firms in Europe, South Africa and Asia that are subsidiaries of Wilo SE, Germany or were founded by former employees. The original company was founded in the Newton Heath area of Manchester, England, where it was a major employer. That firm continues as a food processing and packaging business, trading as M & P Engineering in Trafford Park, Manchester.
The Standard Steel Casting Company, commonly referred to as Thurlow Works, was a steel production and steel casting facility founded in Chester, Pennsylvania in 1883 by shipbuilder John Roach. The company was established primarily to supply steel ingots for Roach's steel mills, which included the Chester Rolling Mill and the Combination Steel and Iron Company, although it also manufactured steel castings. Standard Steel was the first company in the United States to manufacture commercial quantities of steel utilizing the acid open hearth process.
American Cast Iron Pipe Company is a manufacturer of ductile iron pipe, spiral-welded steel pipe, fire hydrants, and valves for the waterworks industry, and electric-resistance-welded steel pipe for the oil and natural gas industry. Headquartered in Birmingham, Alabama, American's diversified product line also includes static castings and high performance fire pumps.
Dixon Valve & Coupling Company, LLC is a manufacturer and supplier of hose fittings and accessories. The company, often referred to as just Dixon, offers products for fire protection, food processing, dairy processing, beverage and brewery operations, industrial manufacturing, mining, construction, chemical processing, petroleum processing and refining, oilfields, mobile tankers and agricultural operations. Dixon Valve, which was founded by H. W. Goodall in 1916, maintains manufacturing, warehouse, sales or service facilities in eleven U.S. states. It also has sales and service offices on five continents. Its international headquarters are in Chestertown, Maryland (USA).
Bremen Castings, Inc (BCI) is a 4th generation family owned manufacturer of machined complete gray & ductile iron castings for heavy truck, valves & pipe fittings, pump components, compressors, lawn/garden equipment, and military contract work. BCI is headquartered in Bremen, Indiana.
John Henry James was an American football quarterback and manufacturer. He was the starting quarterback for Michigan's undefeated, national championship 1903 "Point-a-Minute" football team that outscored opponents 565 to 6. James later went into the manufacturing business. He was the founder of The Motor Foundry Co., a manufacturer of automobile parts in Detroit, and the James Motor Valve Company, which developed the innovative "James Valve" in the mid-1920s. He also served as the general manager of the Monarch Steel Castings Co., an innovator in the Solvay process.
The Duriron Company is an industrial component manufacturer of such products as automatic control valves, valves and actuators, pumps, sealing systems, filtration equipment, pipes and fittings. The company was incorporated in 1912 as the Duriron Casting Company in Dayton, Ohio by John R. Pitman, William E. Hall, and Pierce D. Schenck.
Mueller Water Products, Inc. (MWP) is a publicly traded company headquartered in Atlanta, Georgia. It is one of the largest manufacturers and distributors of fire hydrants, gate valves, and other water infrastructure products in North America. MWP is made up of two business units—Mueller Co. and Mueller Technologies—that oversee more than a dozen brands and affiliates, including Echologics and Mueller Systems.
Condrain Group, stylized as Condrain and Con-Drain is a Canadian sewer and watermain company, founded in 1954.
Mueller Co. is a Chattanooga, Tennessee based industrial manufacturing group that manufactures fire hydrants, gate valves, and other water distribution products. Mueller Co. which moved to Chattanooga from Decatur, Illinois in 2010, is the largest supplier of potable water distribution products in North America. Mueller Co. is a subsidiary of Mueller Water Products, Inc. A manufacturing facility remains in Decatur.
Reliance Foundry Co. Ltd. is a private company based in Vancouver, Canada. The company was founded in 1925, and constitutes one of Canada’s oldest metal casting supplier firms.
Neenah Foundry is a manufacturing company in the north central United States, based in Neenah, Wisconsin. The company manufactures cast iron manhole covers, gratings, and similar items for municipal and construction applications. Neenah Enterprises, Inc. manufactures iron castings for the heavy truck, agriculture, construction, and related markets.
The Eastern Company was set up in 1858 and now is headquartered in Naugatuck, Connecticut. The company operates in three segments: Industrial Hardware; Security Products; Metal Products. As of November, 2013 the company owns four main subsidiaries namely Eberhard Hardware Manufacturing Ltd. (Canada); Sesamee Mexicana (Mexico); World Lock Co. Ltd. (Taiwan); World Security Industries Co. Ltd..
Midland-Ross Co. was an American steel, aerospace products, electronics, and automobile components manufacturer which existed from 1894 to 1986.
Municipal castings refers to many products, including: access hatches; ballast screens; benches ; bollards; cast bases; cast iron hinged hatches, square and rectangular; cast iron riser rings; catch basin inlet; cleanout/monument boxes; construction covers and frames; curb and corner guards; curb openings; detectable warning plates; downspout shoes ; drainage grates, frames and curb inlets; inlets; junction boxes; lampposts; manhole covers, rings and frames, risers; meter boxes; service boxes; steel hinged hatches, square and rectangular; steel riser rings; trash receptacles; tree grates; tree guards; trench grates; and valve boxes, covers and risers.
J. Stone & Co was a British marine and railway engineering company based in Deptford in south east London, particularly noted for the manufacture of nails and rivets, Stone-Lloyd watertight ships' doors, brass ships' propellers, iron manhole covers, pumps, and railway carriage electric lighting and air conditioning systems. Stone Foundries and Stone Fasteners continue to operate in Charlton.
