Trenchless Goes Hybrid: Old Tricks Are Finding New Applications
The International Society for Trenchless Technology defines trenchless technology as "Underground construction methods of utility installation, rehabilitation, inspection, location and leak detection,...

The Leaning Towers of Wilmington, Delaware: Emergency Response and Retrofit of the I-495 Viaduct to Address Lateral Squeeze
On a sunny, summer afternoon last June, the project manager for AECOM's open-end bridge design contract with the Delaware Department of Transportation (DelDOT) received an...

Data Management System and Construction Monitoring Results from Wolf Creek Dam Rehabilitation
A review of the rehabilitation of Wolf Creek Dam and the Wolf Creek Information Management System (WCIMS), a Geographic Information Systems (GIS)-based application that was developed to...

Seepage Repairs at Howard Hanson Dam

Retrofitting the Foundations of a National Icon

Existing Sewer Evaluation and Rehabilitation
Fully revised and updated, this authoritative volume offers the most comprehensive information available on maintenance, repair, rehabilitation, and replacement of existing sewers. This...

Highway Bridges Performance and Repair
This chapter covers highway bridges performance and repair. Bridges in Mississippi, Louisiana, and Alabama are discussed....

Book Review: Design of Marine Facilities for the Berthing, Mooring, and Repair of Vessels by John W. Gaythwaite. Reston, Virginia: ASCE Press, 2004

A Retrofit for Long Lake
To reduce the effects of storm-water runoff on Long Lake, in Littleton, Massachusetts, the town is implementing a variety of low-impact solutions within the lake's highly...

In Situ Behavior of Breakwaters in Constantza Port—Romania
In order to build breakwaters, especially in the areas with heavy storms, a special analysis on the several factors is necessary. In addition, surveillance of time behavior of breakwaters...

Economic Restoration of Concrete Infrastructure at Jefferson Parish, Louisiana
United States municipalities are spending hundreds of millions of dollars annually tore place and repair corroded concrete infrastructures in wastewater systems. Structures such as wet...

An Aggressive I/I Abatement Program is Underway as Part of Vallejos Wet Weather Program
The Vallejo Sanitation and Flood Control District (VSFCD) is undertaking an aggressive pilot program to control wet weather flows and eliminate sanitary sewer overflows (SSOs) that are...

Installation of Fiber Optic Cables in Sewers Using a CIPP Process
Although using sewers as an avenue for the installation of Fiber Optic Cabling is a relatively new concept, there have been several major technological advances in the installation process...

Multifaceted Trenchless Rehabilitation at the Middletown, Ohio WWTP
This paper describes the multiple trenchless technologies that were evaluated and the ones that were applied to the rehabilitation of a 78la diameter corrugated metal influent line and...

Use of New Liner In Water Distribution System
For years there has been interest in rehabilitation of water distribution systems to provide quality drinking water and to reduce breaks in the water system service. Much work has been...

Shotcrete Lining Design Concepts for New and Rehabilitated Tunnels

Bell's Bridge Rehabilitation
Bell's Bridge carries Tidewater Drive, a major urban arterial in the City of Norfolk, Virginia, over Wayne Creek, a tributary of the Lafayette River. During a routine inspection in 1995,...

Seismic Analysis and Retrofit of the Amoskeag Bridges
In 1983 AASHTO first offered the design guide for seismic analysis of bridges, which ultimately became a permanent part of the AASHTO Bridge Design Manual in 1990. Prior to this time,...

Rehabilitation of the Packers Falls Bridge
The Packers Falls Bridge was constructed in 1912 and consists of a 42' (12.8m) single span, reinforced concrete arch structure. This bridge was constructed using a unique forming system...

The Effects of Maintenance and Rehabilitation Alternatives for Asphalt Pavements in New England and New York

 

 

 

 

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