Laterals Files

Magazine Article: How to be Assured of a Quality Grout Project

Public Works Staff Public Works Magazine 1996

  • Chemical grout has been used successfully for more than 30 years to stop leaks in sewer systems. However, not all installations have been equally successful.

Magazine Article: Chemical Grout Maintains Trenchless Popularity, Viability

Rehabilitation Technology Staff Rehabilitation Technology Magazine 1999

  • The use of chemical grout, the original trenchless method, continues to grow, year after year. Both awareness and sales are up significantly over five years ago, industry statistics show.

Borough of Downington Stops Infiltration

Rick Harris, Borough of Downingtown Water Control Quarterly 1999

  • Like most towns or cities with public sewer systems, Downingtown was experiencing high amounts of inflow and infiltration (I & I).

Magazine Article: How to Plan a Chemical Grout Program

Avanti Public Works Magazine 1995

  • How to plan your chemical grouting program: Most infiltration enters sewers through 1. Manholes, 2. Pipe Joints and 3. Service Connections and the first few feet of the service line.

NASSCO Spec: Performance Specification Guideline for Manhole Rehabilitation

Various NASSCO 2013

  • NASSCO Performance Spec for Manhole Rehab
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