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  2. Kamuela Airport (1953) - Wikipedia

    en.wikipedia.org/wiki/Kamuela_Airport_(1953)

    In January 1951, the runway was widened by 16 feet and fully resurfaced, which cost $17,198. Cockett Airlines also begun renting office space at a rate of one dollar per square foot per annum. On October 22, 1951, the HAC approved a sum of $728,000 for the development and construction of a new runway at the new airport.

  3. Grading (earthworks) - Wikipedia

    en.wikipedia.org/wiki/Grading_(earthworks)

    Section through railway track and foundation showing the sub-grade. Grading in civil engineering and landscape architectural construction is the work of ensuring a level base, or one with a specified slope, [1] for a construction work such as a foundation, the base course for a road or a railway, or landscape and garden improvements, or surface drainage.

  4. Columbia Regional Airport - Wikipedia

    en.wikipedia.org/wiki/Columbia_Regional_Airport

    The estimated cost for the improvement would cost $3,000,000 for clearing, grading, runway extension, taxiway, apron, acquisition of south instrument approach zone and terminal building. A prominent feature of the Columbia Airport study was the conclusion that a need existed for a Mid-Missouri Regional Air Terminal serving both Columbia and ...

  5. Soil gradation - Wikipedia

    en.wikipedia.org/wiki/Soil_Gradation

    The process of grading a soil is in accordance with either the Unified Soil Classification System or the AASHTO Soil Classification System. The steps in grading a soil are data collection, calculating coefficients of uniformity and curvature, and grading the soil based on the grading criteria given in the used soil classification system. [1]

  6. Grade (slope) - Wikipedia

    en.wikipedia.org/wiki/Grade_(slope)

    Gradients can be expressed as an angle, as feet per mile, feet per chain, 1 in n, x % or y per mille. Since designers like round figures, the method of expression can affect the gradients selected. [citation needed] A 1371-metre long stretch of railroad with a 20‰ (2%) slope, Czech Republic

  7. Sales per unit area - Wikipedia

    en.wikipedia.org/wiki/Sales_per_unit_area

    The location has the second highest sales per square foot of any mall in the nation at approximately $1,300 per square foot (Bal Harbour Shops is first with over $2,500 per square foot). [1] The average for specialty apparel retailers, for instance, is $400 per square foot ($4,400/m 2 ), and according to Baseline Magazine the retailer Hot Topic ...

  8. 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]

  9. Vergennes Schoolhouse - Wikipedia

    en.wikipedia.org/wiki/Vergennes_Schoolhouse

    Students ranged in age from 4 or 5 to 21 and sometimes toddlers went to school with older siblings who were caregivers. In 1870 in Vermont the average cost to educate one student was $13.60 per year. [2] Grading did not exist. Curriculum consisted of the fundamentals of reading, spelling, writing, and calculating.