News

Article December 28, 2000
Friends fit togetherFriends fit together. For the backhoe loader, attachments are working companions—and the whole concept of strengthening versatility has helped the machine’s position in the marketplace."The thing that is propelling the rapid growth of the skid steer is the attachments," Nelson...
Trucks Article December 28, 2000
The people who produce International trucks have changed the way they do thingsThe people who produce International trucks have changed the way they do things. And the revised approach is already paying dividends, according to Steve Keate, head of the company’s truck group.After joining the company...
Erosion Control and Soil Stabilization Article December 28, 2000
Pennzoil has developed and patented a unique product that has proven effective in stabilizing erosion problems that sometimes oPennzoil has developed and patented a unique product that has proven effective in stabilizing erosion problems that sometimes occur during road and bridge construction...
Asphalt Article December 28, 2000
When it comes to designing pavements, it’s generally considered a good idea to keep water awayWhen it comes to designing pavements, it’s generally considered a good idea to keep water away. One method is to drain free water out through a permeable base. For some years now, states such as California...
Infrastructure Security Article December 28, 2000
"A good scientist is a person with original ideas." — Freeman Dyson Almost all uses of activated carbon (AC) to clean polluted air or water result in used AC. This eventually will allow pollutants to break through into the media’s effluent when the media are exhausted, as illustrated in Figure 1....
Asphalt Article December 28, 2000
All other things being equal in the asphalt compaction process, an increase in the ground speed of a vibratory roller can transAll other things being equal in the asphalt compaction process, an increase in the ground speed of a vibratory roller can translate directly into an increase in profit or...
Software Article December 28, 2000
At the Computer for Construction ’99 and A/E/C Systems Fall show held at McCormick Place North in Chicago this past November, aAt the Computer for Construction ’99 and A/E/C Systems Fall show held at McCormick Place North in Chicago this past November, a number of web-based software and products...
Storm Water Article December 28, 2000
The Turks and Caicos Islands (TCI) are located 575 miles southeast of Miami and 100 miles north of Hispaniola. The capital, Cockburn Town, is on Grand Turk Island. These islands are expected to experience a real estate and tourism boom1 and water will be a limiting factor in this expected...
DesignBuild Article December 28, 2000
Frequently, I am asked the difference between "design" specifications and "performance" specificationsFrequently, I am asked the difference between "design" specifications and "performance" specifications. This distinction is important because the owner generally warrants the adequacy of design...
Article December 28, 2000
The Road Information Program (TRIP), other members of the highway construction industry and the American Highway Users AllianceThe Road Information Program (TRIP), other members of the highway construction industry and the American Highway Users Alliance (AHUA) are gearing up for the release of...
Infrastructure Security Article December 28, 2000
Though both the cation and the anion resin are responsible for the quality of a deionization (DI) system effluent, it is the cation resin that is the big contributor to leakage. Improving the leakage characteristics of DI cation will reduce effluent conductivity, drop the pH and ultimately lead to...
Smart & Resilient Cities Article December 28, 2000
Truck-mounted sign ADDCO Inc. has combined the flexibility of real-time, dynamic messaging with complete mobility, resulting in a changeable message sign with a universal mounting system. Designed especially for trucks and vans that can be customized for a wide range of vehicle makes and...
Bridges Article December 28, 2000
Written in stoneWritten in stoneWhen three children in Virginia carved their first names into freshly laid cement, they landed in more than just hot water. They wound up in court.The 11-year-old girl, and 12- and 13-year-old boys were charged with unlawful destruction of city property and face a...
Article December 28, 2000
Summer camp Summer camp . . . this exitRoads lead to summer camps. In Missouri, however, there was a summer camp which might lead to a future road . . . or a future bridge. Aspiring engineers had the opportunity to learn more about the roadbuilding industry by attending the Missouri Department of...
Storm Water Article December 28, 2000
Using a temporary sewage bypass pumping system and its nondisruptive pipe rehabilitation methods, Insituform Technologies, Inc. of Chesterfield, Missouri, has rehabilitated a half-mile-long section of trunk sewer buried beneath a roadway in Tucson, Arizona. The line's location under Grant Road, a...
DesignBuild Article December 28, 2000
When I first began working for highway and bridge contractors, state DOT engineers designed substantially all of the highway anWhen I first began working for highway and bridge contractors, state DOT engineers designed substantially all of the highway and bridge construction projects. In that era...
Infrastructure Security Article December 28, 2000
Public Water Supply District #7 in Cass County, Mo., has combined an ultrafiltration membrane system with a ballasted flocculating/clarification system to deliver higher-purity water than ever before. The two treatment systems were designed by Koch Membrane Systems and Kruger of Denmark,...
Article December 28, 2000
Some sculptors never see the day of attending a famous art museum to see their work on displaySome sculptors never see the day of attending a famous art museum to see their work on display. Then there are others who get as far as the curb in front of that famous art museum—putting the finishing...
Infrastructure Security Article December 28, 2000
Design features at the Influent Relief Pumping Station (IRPS) recently placed into service for the City of Chattanooga, Tennessee, have resulted in major construction cost savings. The pump station was built with an initial installed capacity of 80 mgd. It is expandable to 120 mgd with two...
Trucks Article December 28, 2000
The first new models for the year 2001 have just been unveiled by General Motors’ two truck divisionsThe first new models for the year 2001 have just been unveiled by General Motors’ two truck divisions.Featuring all-new diesel engines and five-speed automatic transmissions, these 2001s are...
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