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  2. Culvert - Wikipedia

    en.wikipedia.org/wiki/Culvert

    Steel corrugated culvert with a drop on the exhaust end, northern Vermont. Culverts can be constructed of a variety of materials including cast-in-place or precast concrete (reinforced or non-reinforced), galvanized steel, aluminum, or plastic (typically high-density polyethylene). Two or more materials may be combined to form composite ...

  3. Corrugated stainless steel tubing - Wikipedia

    en.wikipedia.org/wiki/Corrugated_stainless_steel...

    CSST is used as an alternative to the older standard “black iron” (steel) gas pipe. The inner stainless steel layer of typical residential CSST is .2 to .3 mm thick while the wall thickness of typical residential “black iron” gas pipe is 3 to 4 mm thick. CSST is more expensive than “black iron” gas pipe.

  4. Bridge No. 90646 - Wikipedia

    en.wikipedia.org/wiki/Bridge_No._90646

    Detail of the underside of the bridge, showing the corrugated steel. The multi-plate arch bridge design was introduced in 1931 by the Armco Culvert Manufacturer's Association. The plates are made of galvanized corrugated steel, manufactured in curved segments, and assembled on site to build an arch. The corrugations, about 6 inches (150 mm ...

  5. Corrugated galvanised iron - Wikipedia

    en.wikipedia.org/wiki/Corrugated_galvanised_iron

    Corrugated galvanised iron (CGI) or steel, colloquially corrugated iron (near universal), wriggly tin (taken from UK military slang), pailing (in Caribbean English), corrugated sheet metal (in North America), zinc (in Cyprus and Nigeria) or custom orb / corro sheet (Australia), is a building material composed of sheets of hot-dip galvanised ...

  6. Cured-in-place pipe - Wikipedia

    en.wikipedia.org/wiki/Cured-in-place_pipe

    The process of CIPP involves inserting and running a felt lining into a preexisting pipe that is the subject of repair. Resin within the liner is then exposed to a curing element to harden it and make it attach to the inner walls of the pipe. Once fully cured, the lining now acts as a new pipeline.

  7. Metal hose - Wikipedia

    en.wikipedia.org/wiki/Metal_hose

    A metal hose is a flexible metal line element. There are two basic types of metal hose that differ in their design and application: stripwound hoses and corrugated hoses. Stripwound hoses have a high mechanical strength (e.g. tensile strength and tear strength).

  8. Evraz Oregon Steel Mills - Wikipedia

    en.wikipedia.org/wiki/Evraz_Oregon_Steel_Mills

    Oregon Steel began as Gilmore Steel in 1926 when William G. Gilmore started the company. [3] Thomas Boklund became president of Oregon Steel Mills in 1982, CEO in 1985 and chairman of the board in 1992. [4] In 1987 the company became Oregon Steel Mills. [3] and went public in 1988 (trading on the NYSE as OS), launching a series of acquisitions. [4]

  9. Trenchless technology - Wikipedia

    en.wikipedia.org/wiki/Trenchless_technology

    Pipe replacement by pipe bursting. Trenchless rehabilitation includes such construction methods as spiral wound lining, sliplining, thermoformed pipe, pipe bursting, shotcrete, gunite, cured-in-place pipe (CIPP), grout-in-place pipe, mechanical spot repair, and other methods for the repair, rehabilitation, or replacement of existing buried pipes and structures without excavation, or at least ...

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