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Grouting

Grouting is the process of sealing pipeline and manhole cracks, filling voids or modifying/improving ground conditions. Grouting materials may be cementitious, chemical or composed of other mixtures.

Lateral Rehabilitation Why Lateral Rehabilitation Matters
Jessica Williams
October 21, 2025
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Project of the Year
2025 Trenchless Technology Rehabilitation Project of the Year Runner-Up
October 15, 2025
Business/People
Avanti Continues to Add NSF/ANSI/CAN 61 Certified Injection Grouts to Product Catalog
September 22, 2025
Grouting Multiurethane Thermal Backfill Grouting
Fluidized Thermal Backfill Grouting for Managing Heat with Underground Transmission Lines
May 8, 2025
Grouting NapaSan
The Challenge of Manhole Infiltration in Napa
April 22, 2025
Grouting Marc Anctil Trenchless Pioneer
Trenchless Pioneers – Marc Anctil 

For his entire trenchless career Marc Anctil spent his time focused on rehabilitation-related techno...

October 3, 2024
Grouting NASSCO Grout Rig 1200x800
NASSCO Report – Infiltration Control Grouting Committee: Education and Beyond

The term municipal grouting has come to be known as a proven and reliable technique using injection...

July 24, 2024
Grouting
Injection Grouting a Wet Well in the Bahamas a Money-Saving...

Prior to injection grouting, it's estimated the infiltration leak in this one wet well was costing t...

June 27, 2024
U.S. News Avanti culvert grouting
Avanti Announces Director Roles, Changes to Sales Team Structure

As a testament to Avanti's commitment to innovation, growth, and excellence in the injection grout i...

June 18, 2024
Storm Water/Culverts worker in a culvert
What to Know About Culverts and Grouting

Proper design, installation, and maintenance of stormwater culverts are essential to ensure they fun...

April 26, 2024
Manhole Rehab manhole after grouting
Manhole Rehab – Squaring Off Against I&I with Injection Grouting

Everyone is familiar with the round covers of manholes. You walk past manholes in sidewalks near our...

October 4, 2023
Business/People
Marc Anctil Receives NASSCO’s Harold Kosova Lifetime Achievement Award

The NASSCO – Infiltration Control Grouting Committee (ICGC) 2023 Harold Kosova Lifetime Achievemen...

May 24, 2023
Grouting NASSCO pipe
NASSCO Report – Knowledge of Sewer Grout Behavior Advances

NASSCO’s Infiltration Control Grouting Committee (ICGC) is set to release the Test Cell Grouti...

April 25, 2023
Manhole Rehab manhole rehab in Westport
NASSCO Report – Manhole Rehab Standing the Test of Time

The manholes shown above and below are representative of several structures that were recently rehab...

November 11, 2022
Grouting Panama City seawall rehab
How Grout Rehabbed a Seawall in the Panama City Marina

Grout sealed the failing joints in the wall, stabilized any potentially loose or saturated soils, fi...

October 3, 2022
Grouting infiltration control grouting committee
NASSCO Report – Grout Safety Certification Available Soon Through NASSCO

Members of NASSCO’s Infiltration Control Grouting Committee (ICGC) and NASSCO’s Health and Safet...

September 21, 2022
News
Registration Open for Municipal Grout School in Waukesha, Wisconsin

Registration is now open for the Municipal Sewer Grout School taking place in Waukesha, Wisconsin on...

August 1, 2022
Canada grouting school
Educating Canada on Grouting

With an eye on educating new technicians and reinforcing training in more experienced grouting crews...

June 8, 2022
Grouting lateral grout equipment
NASSCO Report – Sewer Grouting Provides Permanent Solution to a...

Looking for a permanent solution to a costly inflow and infiltration problem, Waterford, Connecticut...

March 23, 2022
Grouting mainline grouting example
The Key Steps in Mainline and Lateral Grouting

A proactive rehabilitation approach versus a reactive repair or replacement approach should be top o...

January 31, 2022