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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 material used to protect shoreline structures against scour and water, wave, or ice erosion
  • What Is Riprap? And Why It Rocks! - Ayres
    What is Riprap? Riprap describes a range of rocky material placed along shorelines, bridge foundations, steep slopes, and other shoreline structures to protect from scour and erosion Rocks used range from 4 inches to over 2 feet The size of the rock needed on a project depends on the steepness of the slope and how fast water is moving
  • Riprap - U. S. Environmental Protection Agency
    Riprap is a layer of large stones that protects soil from erosion in areas of high or concentrated flowsIt is especially useful for armoring channel and ditch banks,
  • What Is Riprap? | TNC - nature. org
    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
  • Riprapping Construction: A Comprehensive Guide
    Riprap is commonly used to protect shorelines from wave action and flooding By absorbing the energy of waves, it prevents soil erosion and maintains the integrity of coastal properties Riverbank Stabilization In riverine environments, riprap helps stabilize banks, preventing the loss of land and protecting infrastructure
  • What Is Rip Rapping, And How Does It Prevent Erosion?
    Riprap is durable and can last for decades without requiring significant maintenance, saving money over time Additionally, by protecting the shoreline from erosion, riprap can prevent costly damage to nearby infrastructure and property
  • What Is Riprap? Will It Help Prevent Erosion? - Angi
    Riprap is a layer of large, angular rocks and stones placed next to bodies of water, along slopes or hills, or near drainage systems Its main purpose is to prevent erosion caused by moving water (including waves and currents) and runoff
  • What is Riprap? - vermontriverconservancy. org
    Riprap helps “lock” the riverbank in place and prevents the land from washing away during floods or high water flow It’s especially common in gravel-bed rivers where erosion can be intense However, using riprap to stop erosion can have unintended side effects that aren’t immediately visible
  • RIPRAP
    Riprap durability affects the ability of a source to provide a consistent shape, size, and gradation and the ability to resist weathering and other environmental influences Durability is typically determined by laboratory test; but durability can be assessed by observing surface exposures, talus, and waste piles or by examining riprap applications
  • Erosion prevention practices - Riprap - Minnesota Stormwater Manual
    Riprap is a permanent layer of large, angular stone, cobbles, or boulders typically used to armor, stabilize, and protect the soil surface against erosion and scour in areas of concentrated flow or wave energy Riprap is typically placed along graded ditch, channel, and shoreline banks over geotextile, which





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