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,
The Outstanding Infrastructure Project
The Outstanding Repair & Rehabilitation Project
Seismic Retrofit of Historic Wing Sang Building
The Wing Sang Building at 51 East Pender Street, Vancouver, BC, Canada, is the oldest standing building in Chinatown.
Shotcrete is a Versatile Structural Concrete Repair Material
Shotcrete can be an excellent material and application method for repair of reinforced concrete structures.
Shotcrete Rehabilitation of the Noblestown Road Bridge
The Noblestown Road Bridge is located in Allegheny County just outside of Pittsburgh, PA, in Pennsylvania Department of Transportation?s (Penn DOT) District 11.
The Effects of Liquid Corrosion Inhibitor in Air-Entrained Dry-Mix Shotcrete
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.
MDOT Lodge M-10 Freeway Rehabilitation
Michigan?s M-10, also known as the John C. Lodge Freeway or simply as the ?Lodge? to Detroiters, runs from the city?s downtown core to its northwestern suburbs.
Use of Dry-Mix Shotcrete to Repair a Lighthouse Structure
This article presents a description of the repair work carried out in 1996 at the Haut-Fond Prince Lighthouse located in the St. Lawrence River, 5 mi (8 km) from the coast of Tadoussac, QC, Canada.
The Heartland Corridor Clearance Improvement
With sky-rocketing fuel costs for truck and air transport, moving freight over national railroads has become increasingly attractive to suppliers and manufacturers.