Pipeline Rehab Survives the Elements

Projects rarely are easy. However, throw in a remote site, steep siphon, a limited number of access points, harsh winter conditions and environmental concerns and you have a daunting project.

Deck: 

Products At Work

Activation Date: 
August 22, 2001
Files: 
Legacy
Legacy ID: 
12549

Waterproofing the Montsouris Reservoir: Using Hydraulic Binders and Nonwoven Geotextiles to End Leaks

Leakage problems have plagued the reservoir since it entered service.

Deck: 

At Work on Coatings

Activation Date: 
August 22, 2001
Legacy
Legacy ID: 
12547

Evaluation of the Use of Crushed Recycled Glass as a Filter Medium: Part 2

Performance studies show that crushed recycled glass can provide capital and annual cost savings over traditional sand filter media.

Deck: 

Filtration

About The Author: 

Richard W. Elliott, P.E., is a civil engineer located in Cazenovia, N.Y.

Activation Date: 
August 22, 2001
Legacy
Legacy ID: 
12546

Upgrading Well Water Disinfection Systems

Disinfection systems treat one city's groundwater supply, allowing the city's aquifers to meet EPA and local water quality regulations.

Deck: 

Hypochlorite Generation

About The Author: 

Randy Walsh is superintendent of plant operations for the Albuquerque Water Utility Division (AWUD), Albuquerque, N.M.

Activation Date: 
August 22, 2001
Legacy
Legacy ID: 
12545

August 2001 Editor's Desk

Water Matters! was the slogan of a rally dedicated to communicating the importance of safe and clean drinking water and securing support for promoting water issues with government leaders.

Deck: 

Rally Cry

About The Author: 

Bill Swichtenberg is the Editorial Director of Water Engineering & Management and Water & Wastes Digest.

Activation Date: 
August 22, 2001
Legacy
Legacy ID: 
12543

New Technology Desalinates Sea Water at 80 Percent Less Cost than Current Methods

Demand for a cheaper way to transform saltwater into fresh has spurred the development of a new technology by AquaSonics International, Inc., the Rapid Spray Distillation (RSD) process, that desalinates water at a fraction of the cost of current methods.

Deck: 

Products at Work

Activation Date: 
August 9, 2001
Files: 
Legacy
Legacy ID: 
12530

Evaluation of the Use of Crushed Recycled Glass as a Filter Medium: Part 1

When compared with traditional sand filter media, crushed recycled glass can provide significant capital and annual cost savings.

Deck: 

Filtration

About The Author: 

Richard W. Elliott, P.E., is a civil engineer located in Cazenovia, N.Y.

Activation Date: 
August 10, 2001
Legacy
Legacy ID: 
12526

Coatings Repair 20-year-old Pump, Save Replacement Costs

When one of four circulating water pumps at the Potomac Electric Power Company (PEPCO) Chalk Point Generating Station began to leak, engineers began to worry.

Activation Date: 
July 25, 2001
Files: 
Legacy
Legacy ID: 
12462

New Water Meter Thrives in Harsh Environment

The Nevada desert: grit, dust, blazing hot sun by day and ground frosts by night. Just the place to stake out a water meter in an open pit and see how long it can last. That is what happened to a new SmartMeter -- with some revealing results.

Activation Date: 
July 25, 2001
Files: 
Legacy
Legacy ID: 
12459

Polyethylene Pipe Chosen for Delicate Northwest Estuary/Aquarium

Two plants separated by Oregon's Yaquina Bay needed to be connected with two separate pipelines: one line to bring raw sewage to the new plant and one line to carry the finished refuse back to the old plant.

Activation Date: 
July 25, 2001
Files: 
Legacy
Legacy ID: 
12458