Repair Portal

RepairField Guide to Concrete Repair Application Procedures

ACI RAP Bulletin 12

Concrete Repair by Shotcrete Application

RepairStructuralWabush Wharf Rehabilitation

Marc Ferland and Philip Sawoszczuk

RepairArchitecturalStructuralThe Howard A. Hanson Dam

Marcus H. von der Hofen

The Howard A. Hanson Dam, located in the foothills of the Cascade Mountain Range, is one of many in the state of Washington.

RepairArchitecturalStructuralThe Dan Ryan Expressway

2009 Outstanding Infrastructure Project

The Dan Ryan Expressway runs from the Circle Interchange of downtown Chicago through the south side of the city and totals 11.5 mi (5.22 km).

RepairArchitecturalStructuralSeismic Retrofit to the University of Memphis? Cecil C. Humphreys School of Law

2009 Outstanding Repair & Rehabilitation Project

In January of 2006, the University of Memphis officially announced that it was moving the Cecil C. Humphreys School of Law to the historic building that housed the Memphis Customs House, the Federal Court House, and the Post Office.

RepairUndergroundStructuralThe Heartland Corridor Clearance Improvement Project: Vaughan, Roderfield, Laurel, and Gordon Tunnels

2009 Outstanding Underground Project

As part of a 3-year project, Norfolk Southern Railway, which operates 21,500 mi (34,600 km) of track in 22 eastern states, is expanding 28 tunnels along the Heartland Corridor,

RepairArchitecturalStructuralInternationalSeismic Retrofit of Historic Wing Sang Building

Dudley R. ?Rusty? Morgan and Lihe ?John? Zhang

The Wing Sang Building at 51 East Pender Street, Vancouver, BC, Canada, is the oldest standing building in Chinatown.

RepairStructuralShotcrete is a Versatile Structural Concrete Repair Material

Bruce A. Collins and Adam N. Zius

Shotcrete can be an excellent material and application method for repair of reinforced concrete structures.

RepairStructuralShotcrete Rehabilitation of the Noblestown Road Bridge

Ted W. Sofis

The Noblestown Road Bridge is located in Allegheny County just outside of Pittsburgh, PA, in Pennsylvania Department of Transportation?s (Penn DOT) District 11.

RepairInternationalThe Effects of Liquid Corrosion Inhibitor in Air-Entrained Dry-Mix Shotcrete

Jean-François Dufour, Simon Reny, Pierre Lacroix, and Richard Morin

In Canada, the main causes of reinforced concrete deterioration are the corrosion of the reinforcing steel and the action of frost, or freezing-and-thawing cycles, in the presence of deicing salts.