Impervious Fill definition

Impervious Fill means suitable materials when placed and compacted will form an effective water barrier.
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Impervious Fill has the meaning set out in Section 31 70 00 of Appendix 6-2 [Technical Specifications];
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Related to Impervious Fill

  • Impervious surface means a surface that has been covered with a layer of material so that it is highly resistant to infiltration by water.

  • Impervious area means any surface that does not allow stormwater to infiltrate into the ground.

  • Pervious surface means an area that releases as runoff a small portion of the precipitation that falls on it. Lawns, gardens, parks, forests or other similar vegetated areas are examples of surfaces that typically are pervious.

  • Regulated impervious surface means any of the following, alone or in combination:

  • Impervious cover means a surface composed of material that significantly impedes or prevents natural infiltration of water into soil.