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  2. Expansion joint - Wikipedia

    en.wikipedia.org/wiki/Expansion_joint

    A expansion joint, or movement joint, is an assembly designed to hold parts together while safely absorbing temperature-induced expansion and contraction of building materials. They are commonly found between sections of buildings , bridges , sidewalks , railway tracks , piping systems , ships , and other structures.

  3. Concrete cover - Wikipedia

    en.wikipedia.org/wiki/Concrete_cover

    Concrete cover, in reinforced concrete, is the least distance between the surface of embedded reinforcement and the outer surface of the concrete (ACI 130). The concrete cover depth can be measured with a cover meter. The purpose of concrete cover is to protect the reinforcement from corrosion, fire, and other potential damage.

  4. Canal lining - Wikipedia

    en.wikipedia.org/wiki/Canal_lining

    Concrete used for canal lining is typically non-reinforced, as a way to reduce cost. A common method for constructing concrete lining is the use of slip forms, which are drawn down the length of the canal as the concrete is poured. [3] Hand laying of concrete or prefabricated sections are also used when only a short distance needs to be covered ...

  5. Dowel bar retrofit - Wikipedia

    en.wikipedia.org/wiki/Dowel_bar_retrofit

    The retrofit begins with cutting of six slots (three in each wheel path) across all transverse joints or cracks. The slots are cut with ganged diamond saws that make six cuts in each wheel path. The concrete between the saw cuts is then removed with lightweight jackhammers (heavy-weight jackhammers tend to damage the concrete around the cuts).

  6. Pin and hanger assembly - Wikipedia

    en.wikipedia.org/wiki/Pin_and_hanger_assembly

    Pin and hanger assembly. A pin and hanger assembly is used to connect two plate girders of a bridge.These assemblies are used to provide an expansion joint in the bridge. One beam (the anchor span) is set on a pier with a short section cantilevered out toward the next pier.

  7. New Orleans attack: Suspect's travel to Egypt under investigation

    www.aol.com/orleans-attack-latest-fbi-dhs...

    The suspect in the truck attack that killed 14 and injured dozens in New Orleans on New Year's had traveled to Egypt in 2023 for about a month, his half-brother told ABC News. Shamsud-Din Jabbar ...

  8. What College Football Playoff games are today? Breaking down ...

    www.aol.com/college-football-playoff-games-today...

    The College Football Playoff got underway Friday but the main course is spread out through Saturday. Three first-round games will be played across three separate campus sites from State College ...

  9. Dr. Mehmet Oz had up to $33 million in companies doing ... - AOL

    www.aol.com/dr-mehmet-oz-had-33-100758042.html

    President-elect Donald Trump’s pick to be the top health insurance regulator in the country, Dr. Mehmet Oz, has invested in companies that do business with the agency he would run.. Oz, Trump ...

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