Trenchless Sewer Repair vs Traditional: Pros, Cons, and When Each Wins
March 9, 2026

Quick Answer

Trenchless sewer repair can reduce excavation and restore service with less disruption, but it requires the line to be a good candidate. Traditional excavation is sometimes necessary when the line is collapsed, misaligned, or inaccessible for trenchless methods.

Start with inspection

A sewer camera inspection clarifies the cause: roots, offsets, breaks, scale, or collapse.

When trenchless is a great fit

  • Localized damage with a viable host pipe
  • You want minimal landscape disruption
  • Long runs under concrete or hardscape

When excavation may be necessary

  • Collapsed or severely misaligned pipe
  • Major section replacement needed
  • Access limitations prevent trenchless equipment

FAQ

  • Is trenchless always cheaper?

     Not always, but it may reduce restoration costs.

  • Does trenchless fix roots?

    It can prevent intrusion if the line is properly repaired.

  • How long does it last?

    Depends on method and installation quality.

CG Plumbing can inspect your line and recommend the cleanest option that holds up long term.

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