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  2. Blasting mat - Wikipedia

    en.wikipedia.org/wiki/Blasting_mat

    Blasting mats are used when explosives are detonated in places such as quarries or construction sites. The mats are placed over the blasting area to contain the blast, suppress noise [1] and dust as well as prevent high velocity rock fragments called fly rock (or flyrock) from damaging structures, [2] people or the environment in proximity to the blast site. [3]

  3. Thornton Quarry - Wikipedia

    en.wikipedia.org/wiki/Thornton_Quarry

    The Metropolitan Water Reclamation District of Greater Chicago (MWRD) contracted to use the quarry for stormwater overflow in 1998 as part of the Deep Tunnel or Tunnel and Reservoir Plan (TARP) for the metropolitan area. The Thornton Quarry supplies 7.9 billion gal US of stormwater storage, allowing the water to be treated before release into ...

  4. Road surface - Wikipedia

    en.wikipedia.org/wiki/Road_surface

    Any steel reinforcing is removed, and the ground pavement is compacted to form the base and/or sub-base layers for new asphalt pavement. [35] Ground pavement may also be compacted for use on gravel roads. [34] Cold in-place recycling: Bituminous pavement is ground or milled into small particles. The asphalt millings are blended with asphalt ...

  5. Rubber mulch - Wikipedia

    en.wikipedia.org/wiki/Rubber_mulch

    Rubber mulch typically consists of waste tire bits or nuggets of synthetic rubber obtained from tires that have been shredded or ground up whole, with their steel bands removed. This process can involve the use of various types of tires, including those from passenger vehicles, large trucks, and trailers. The resulting rubber mulch bits or ...

  6. Gravel road - Wikipedia

    en.wikipedia.org/wiki/Gravel_road

    Compared to sealed roads, which require large machinery to work and pour concrete or to lay and smooth a bitumen-based surface, gravel roads are easy and cheap to build.. However, compared to dirt roads, all-weather gravel highways are quite expensive to build, as they require front loaders, dump trucks, graders, and roadrollers to provide a base course of compacted earth or other material ...

  7. Earth auger - Wikipedia

    en.wikipedia.org/wiki/Earth_Auger

    A post-hole auger. An earth auger, earth drill, or post-hole auger is a drilling tool used for making holes in the ground. [1] It typically consists of a rotating vertical metal rod or pipe with one or more blades attached at the lower end, that cut or scrape the soil.

  8. Soil nailing - Wikipedia

    en.wikipedia.org/wiki/Soil_nailing

    [3]: 33 Next, holes for the soil nails are drilled at predetermined locations as specified by the design engineer. The equipment used for this step is dependent on the stability of the material in which the soil nail wall is supporting. Rotary or rotary percussive methods using air flush or dry auger methods can be used with stable ground.

  9. Directional boring - Wikipedia

    en.wikipedia.org/wiki/Directional_boring

    Directional boring machine. Directional boring, also referred to as horizontal directional drilling (HDD), is a minimal impact trenchless method of installing underground utilities such as pipe, conduit, or cables in a relatively shallow arc or radius along a prescribed underground path using a surface-launched drilling rig.