Subways Files

Trenchless Pioneers Build on Past, Look to Future

Sharon M. Bueno Trenchless Technology August 2016

  • Avanti International Continues to Educate and Develop Chemical Grouting Industry

Foundation Grout Solutions

Avanti 2012

  • AvantiGrout - multiple grout solutions for stabilizing soil and controlling groundwater - before, during and after construction.

Sorting Out the Grout

Britt N. Babcock, PE, Director, Geotechnical Division World Tunnelling 2013

  • Tunnel contractors can choose whether to use cement or chemical grouts. To help them out, Britt Babcock discusses both types, which to use, when to use them and why...and an idea of how much it will all cost.

Mitigating Inflow Due to Both Primary and Secondary Permeability in Mining

Brad Crenshaw, PE - General Manager - Ground Engineering Contractors AEG News 2013

  • Groundwater infiltration can be due to either primary or secondary permeability. When both types of permeability are present, mitigation requires versatility and cooperation between multiple project participants.

Cement Grout vs. Chemical Grout

Britt N. Babcock, PE, Director, Geotechnical Division Avanti 2013

  • Cement Grout vs. Chemical Grout: Which One to Use, When, and Why. A White Paper providing guidance to the Geotechnical Community

To Grout Or Not To Grout?

Brad Crenshaw, P.E. P.G., Scott Langley, Vic Daiber, P.E. P.L.S., Donald Rigby World Coal 2013

  • Groundwater can bring an underground mining operation to its knees, but it can be controlled with ingenuity, co-operation and grout expertise

Avanti Product Guide

Avanti 2016

  • Avanti Product Guide - A complete list of Avanti products and their general information on descriptions, uses and packaging

Toronto Successfully Using Acrylamide Grout to Stop Tunnel Leaks

L.Narduzo, P.E., Leak Remediation Engineer for Toronto Transit Commission Underground Construction Magazine 2003

  • The Toronto Transit Commission (TTC) is responsible for one of the largest public transportation systems in North America. The tunnel leak remediation program was built around a solid foundation of expertise in the specialty field of grouting.

ICGA White Paper

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

Acrylamide Chemical Grout (AV-100) Frequently Asked Questions (FAQ)

Avanti Rev. 2016

  • The purpose of this document is to answer questions and provide factual information about acrylamide chemical grout: AV-100.

Geotechnical Project Overview

Avanti 2011

  • A list of sample geotechnical projects. Over 90 case studies may be found at www.AvantiGrout.com.

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.

Curtain Grouting Manholes and Underground Structures

Daniel Magill NASSCO 2010

  • Picture this: You’re standing in a brick manhole that is 50 years old and leaking extensively all around you. You’ve already been working for over an hour and for every leak you stop, several new leaks pop up. Now what?

When Grouting - Don't Forget the Soil

Richard M. Berry, MASCE Rembco 2000

  • When soil or rock improvement or modification is needed, grouting is one of the options called for.

Subway System Rehabilitation

Ray Bahr III Water Control Quarterly 1998

  • This rehabilitation project consists of stopping leaks, replacing concrete, installing new tracks on the northbound side and filling voids underneath southbound tracks that were caused by water flowing underneath the tracks.
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