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  2. Pavement condition index - Wikipedia

    en.wikipedia.org/wiki/Pavement_Condition_Index

    The pavement condition index (PCI) is a numerical index between 0 and 100, which is used to indicate the general condition of a pavement section.The PCI is widely used in transportation civil engineering [1] and asset management, and many municipalities use it to measure the performance of their road infrastructure and their levels of service. [2]

  3. Concrete slab - Wikipedia

    en.wikipedia.org/wiki/Concrete_slab

    A concrete slab is a common structural element of modern buildings, consisting of a flat, horizontal surface made of cast concrete. Steel- reinforced slabs, typically between 100 and 500 mm thick, are most often used to construct floors and ceilings, while thinner mud slabs may be used for exterior paving (see below). [1][2] In many domestic ...

  4. Asphalt concrete - Wikipedia

    en.wikipedia.org/wiki/Asphalt_concrete

    Asphalt batch mix plant A machine laying asphalt concrete, fed from a dump truck. Asphalt concrete (commonly called asphalt, [1] blacktop, or pavement in North America, and tarmac or bitumen macadam in the United Kingdom and the Republic of Ireland) is a composite material commonly used to surface roads, parking lots, airports, and the core of embankment dams. [2]

  5. List of most expensive U.S. public works projects - Wikipedia

    en.wikipedia.org/wiki/List_of_most_expensive_U.S...

    Central Texas Turnpike, area around Austin, Texas: 2003–2008 $1.5 billion 2001 $2.8 billion (2008) [9] [10] $3.1 billion I-10 Katy Freeway Expansion (Interstate 10 in Texas) 2007–2011 $2.57 billion [11] Intercounty Connector, Montgomery County, Maryland: 1997–2029 $1.66 billion $2.2 billion $3.17 billion

  6. Double tee - Wikipedia

    en.wikipedia.org/wiki/Double_tee

    Double tee structure is an alternative for short to medium spans between 40 and 90 feet (12 and 27 m). There are many standards such as double-tee beam of Texas Department of Transportation and the Northeast Extreme Tee (NEXT) Beam of the Northeast. [8] A benefit of using double tees for bridge replacements is to shorten the construction time.

  7. Inflation slowed again, new CPI report shows: Will the Fed ...

    www.aol.com/inflation-slowed-again-september-cpi...

    That would reduce the rate from about 4.8% to about 4.3%. With inflation seemingly headed toward the Fed’s 2% target, it likely would take an unusually weak, or strong, labor market to alter ...

  8. Stone mastic asphalt - Wikipedia

    en.wikipedia.org/wiki/Stone_mastic_asphalt

    Stone mastic asphalt (SMA), also called stone-matrix asphalt, was developed in Germany in the 1960s with the first SMA pavements being placed in 1968 near Kiel. [1] It provides a deformation-resistant, durable surfacing material, suitable for heavily trafficked roads. SMA has found use in Europe, Australia, the United States, and Canada as a ...

  9. Lift slab construction - Wikipedia

    en.wikipedia.org/wiki/Lift_slab_construction

    Lift slab construction (also called the Youtz-Slick Method) is a method of constructing concrete buildings by casting the floor or roof slab on top of the previous slab and then raising (jacking) the slab up with hydraulic jacks. This method of construction allows for a large portion of the work to be completed at ground level, negating the ...

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