Storm Sewers Files

NASSCO Tech Tips - Understanding the Chemical Grout Process

Tech Tips from NASSCO - Dick Schantz Underground Construction Magazine 2012

  • Chemical grouting is one of the olderst techniques used to stop water infiltration into sewer collection systems, Unfortunately, it is also one of the misunderstood.
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Magazine Article: NASSCO Report: Grouting

Infiltration Control Grouting Association (ICGA) Trenchless Technology 2016

  • Think You Know Municipal Grouting? Think Again - Reeducate! To further the objectives of ICGA, reeducation is now core to its mission, as injection grouting has experienced monumental advances in the last decade, with more to come.
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NASSCO Report: Past, Present and Future of Municipal Grouting

NASSCO's Infiltration Control Grouting Association (ICGA) Trenchless Technology May 2016

  • This year the municipal grouting industry celebrates 50 years as the original trenchless technology. It is appropriate to honor our past, but - more importantly - prepare for the future and the renewed focus on our failing infrastructure.
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NASSCO Tech Tips - Injection Grout Specification Guideline Aligns Contractors, Engineers and Municipalities

Tech Tips from NASSCO - Don Rigby Underground Construction Magazine 2016

  • The birth of a specification guideline begind with a need. It is born from a process of collarboration and consensus among mulit-disciplined stakeholders. After two years, the first suggested standard specification on grouting was born.
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2003 DFI/Geo-Institute Paper: Irreversible Changes in the Grouting Industry Caused by Polyurethane Grouting

Alex Naudts DFI/Geo-Institute of the A.S.C.E 2003

  • An Overview of 30 Years of Polyurethane Grouting
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Magazine Article: Driving Down I/I

Joe Hastreiter Municipal Sewer & Water 2006

  • CIPP lining and grouting of lateral connections proves to be a sound formula for tightening sewers in Graettinger, Iowa
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White Paper: Two Dimensional Model Study on Infiltration Control at a Lateral Pipe Joint Using Acrylamide Grout

H. Gurkan Ozgurel, H.A. Gonzalez, and C. Vipulanandan Pipelines 2005 2005

  • In this study, A table top lateral joint model was used to investigate grout movement through soil, when sealing sewer pipe leaks at lateral joints by grouting.
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Magazine Article: Storm Sewer Joints Repaired After Causing Settlement Problems

Timothy V. Gumina Concrete Repair Bulletin 1995

  • A general contractor recently installed a buried precast concrete storm sewer line as part of a larger project involving the rerouting of two city blocks in Denver, Colorado.
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White Paper: The Role of Chemical Grouting in Wastewater Systems

Angus W. Stocking, L.S. ICGA 2011

  • The Role of Chemical Grouting in Wastewater Systems: How to Reduce I&I and Prevent Structural Damage with Intelligent Use of Chemical Grout
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Flyer: Geotechnical Project Overview

Avanti 2011

  • A list of sample geotechnical projects. Over 90 case studies may be found at www.AvantiGrout.com.
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Flyer: Stops Leaks in Concrete Structures

Avanti 2011

  • Avanti International chemical grouts can stop leaks in: cracks or joints, precast structures, dams and reservoirs, mines and tunnels, and manholes.
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Grout Workshop: Stop Water Infiltration Now, Not Later

Traci Read, Senior Editor Underground Construction Rehabilitation Technology 2010

  • Stop water infiltration now, not later
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Magazine Article: Using Grout to Lock Pollution in Place

Jeff Griffin Underground Construction Magazine 1998

  • In Pennsylvania, Rembco used grouting to contain oil leaking under an oil refinery’s sea wall. The concrete wall had been constructed on top of old wharf piling. Over time, tidal action caused erosion, resulting in leakage at the wall’s base.
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Magazine Article: Lateral Packers and Grout Close in on Infiltration

Phillip Hannan, Rod Lovett, Trent Ralston Water Environment & Technology Magazine 1996

  • Over the past 30 years, tremendous progress has been made in reducing infiltration of groundwater into sewer systems. Now, one of the last sources of leaks is being sealed.
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Magazine Article: Chemical Grout Helps Increase Sewer System Capacity

Rick Harris, Sewer Maintenance Supvr., Borough of Downingtown, Pennsylvania Public Works 1999

  • Some sewer districts have learned they can use chemical grout to stop leaks, then sell their excess capacity to other municipalities for more than the cost of rehab.
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