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riprap    
n. 乱石,碎石,堆成的石基
vt. 用乱石筑基

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  • Riprap - Wikipedia
    Riprap (in North American English), also known as rip rap, rip-rap, shot rock, rock armour (in British English) or rubble, is human-placed rock or other hard, heavy, unconsolidated material used to protect shoreline structures against scour and water, wave, or ice erosion [1][2][3] Riprap is used to armor shorelines, streambeds, bridge abutments, foundational infrastructure supports and other
  • What Is Riprap and How Does It Prevent Erosion?
    Riprap is a layer of large, angular stones placed along slopes, shorelines, and channels to prevent erosion You’ll find it anywhere moving water threatens to wash away soil: riverbanks, bridge foundations, culvert outlets, and coastal shorelines It works by absorbing the energy of waves and flowing water before that force can reach the bare ground underneath How Riprap Works The basic
  • What Is Riprap? | The Nature Conservancy
    Where natural coastal habitats have been removed, riprap — ranging from large rocks to massive concrete blocks — is a man-made solution that can actually degrade the ecosystem Riprap alters sediment transport and sand composition, depletes some invertebrate populations, and buries fish-spawning habitat, among other negative impacts When coastal habitats are preserved, nature’s innate
  • Riprap - U. S. Environmental Protection Agency
    Riprap depth Riprap minimum depths depend upon site flow regimes, median riprap size and local design requirements Consult and appropriately implement local design standards Filter material To prevent underlying soil from moving through the riprap, apply a filter fabric, geotextile material or layer of gravel before applying the riprap
  • What is Rip Rap? - How to Install Rip Rap - TowerClimber. com
    Riprap, also known as rip rap, rip-rap, shot rock, rock armour or rubble, is rock or other material used to armor shorelines, streambeds, bridge abutments, pilings and other shoreline structures against scour and water or ice erosion
  • Comparing Rip Rap Sizes: Which One Is Right for Your Job?
    Don't risk project failure Learn how to accurately size rip rap for erosion control using industry standards like ASTM and Caltrans Get the right material from Roblar Quarry
  • What Is Riprap? And Why It Rocks! - Ayres
    Riprap describes rocky material placed along shorelines, bridge foundations, steep slopes, and other shoreline structures to protect from scour and erosion
  • The Different Types of Rip Rap and Their Uses
    Learn types of rip rap—by size, stone, and use—and when to use each for shorelines, culverts, slopes, and landscapes, plus install tips, care, and upkeep now
  • What is riprap? | Stormwater Solutions
    What is riprap? Riprap is a human-placed rock that is used for shoreline protection Riprap comes in many forms and can be made of rock, stone, shale or other materials It is also known as rip rap, rip-rap, shot rock, rock armor or rubble Riprap is used for shoreline protection, erosion control, landscaping and flood control





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