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Backfill and Initial Regrading

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20:02
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At 6:01 in

How to Install a French Drain: pricing, tools, setting elevations. 4k video

What happens here

After placing the drain tile and rock, the crew closes the filter fabric over the rock and begins backfilling the trench with the excavated dirt. This is done in stages, especially due to wet conditions, to avoid collapsing the trench or disturbing the installed system. Heavy machinery, such as a mini-excavator and tracked skid steers, are used to carefully move and compact the dirt. The goal is to return the yard to its original grade, or to a newly established grade that directs surface water toward the French drain.

Goal: Cover the French drain system and restore the general yard grade.

Tools and materials

  • Mini Excavator Bobcat 325 — Moving and spreading excavated dirt for backfilling and initial regrading
  • Rake — Leveling and smoothing the topsoil during regrading
  • Shovel — Spreading dirt, especially in tighter areas or for detail work
  • Tracked Skid Steer ASV RT-75 — Transporting and spreading large quantities of dirt across the yard

What they say

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four inch / drain tile into that trench now we use a corrugated perforated drain tile we just like that we could use solid schedule 40 that's been perforated I don't prefer to use that because the corrugated gives me the flexibility to be able to make angles and changes in the grade and it's a little more forgiving but there's a couple things that we don't compromise on and that's the fabric and the rock the more rock the better the more fabric the better the longer the entire system will hold up those are two things that you've got to get right are you gonna be going back after the fact now one of the things we haven't covered much in this video is mobility on the

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