Leakage Control—Finding a New Resource from the Existing One
It is estimated that by the year 2005, one person in two will have an insufficient supply of one of the world's most precious elements: water. Worse still, it is predicted that this shortage...

Rate of Under-Registration Due to Failures of Large Meters
Leaks and meter under registrations are suspected as primary components of unaccounted-for water in Korea. In 2001, national unaccounted-for-water rate is reported as 26.6%. More than...

Replacing a Dying Water Infrastructure
The water infrastructure in the United States will soon need massive repairs. Pipes are leaking, and most pipes are near the end of their life cycles. Tens of thousands of sewer overflows...

A Dam for a Dam
The General Electric (GE) Dam in Minneapolis, Minnesota, was more than a century old when it began leaking excessively in December 1998. Operations staff for the dam owner—the Minneapolis-based...

Toronto's Tunnel Solution (Available in the Geoenvironmental Special Section only)
The Toronto Transit Commission (TTC), one of the largest public transportation systems in North America, carries more than 1,000,000 commuters a day. The TTC's tunnels had...

Beach Town Cleanup
The Avila Beach remediation project in California required the demolition of numerous structures and part of the beach in order to remove more than 200,000 cu yd (153,000 m³) of contaminated...

Evaluation of Prestressed Concrete Girders Using Magnetic Flux Leakage

Engineered Polyvinyl Chloride Flashing for Repair of Leaking Residential Windows

Innovations in Pipe Linings for Sanitary Sewer Rehabilitation

Geologic and Geotechnical Considerations for Pressure Tunnel Design

Design of Pressure Tunnels

Non-Halites and Fluids in Salt Formations, and Effects on Cavern Storage Operations

Risk Assessment and Safety Criteria for Underground Caverns

Polyurethane Grouting for Sealing Leakages in Tunnels

Case Study of Support of Critical Utilities during Excavation

True Behavior of High Pressure Tunnel for the Guavio Hydroelectric Project

Spectral and Bispectral Analysis for Nonlinear Leaky Phreatic Aquifer Systems Subject to Time Variable Inputs

Risk Evaluation in Brownfield Slurry Wall Containments by Contaminant Transport and CalTOX Models

Live Internal Sealing Cast Iron Gas Mains

Heat Transfer in Thick Polyethylene Liners





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