Changing Course
Guidelines governing areas subject to 100-year flood consider the expected vertical elevation of floodwaters but overlook the possibility that a river channel may move laterally. A recent...

Headcut Analysis for Off-Channel Gravel Pits in Arid Environments
The study focuses on a large gravel pit located adjacent to the Santa Cruz River between the confluences with the Rillito and Canada del Oro rivers in Tucson, Arizona. These gravel pits...

Estimating the Return Period of Multiyear Droughts
Characterizing the return period of hydrologic events has been an important subject in water resources planning and management studies for many decades. The alternative approach has been...

Stochastic Analysis of the Truckee River Flow System
The Truckee River system is a complex system that involves a number of hydraulic structures such as natural and artificial lakes and reservoirs and diversions. Streamflow data have been...

Reengineering the Mississippi
For nearly a century, the Mississippi River Delta has been shrinking at a catastrophic rate. Civil engineers will play a major role in the multidisciplinary effort needed to reverse the...

Taking the High Road
Commuters on a congested toll highway in Tampa, FL, will soon have the option of rising above the rest of the traffic on three reversible express lanes. By elevating the new lanes on slender...

The Best Alternative
The City of Portland, Oregon, is using a hybrid contracting scheme that combines the scheduling advantages of design/build with the control of a construction manager arrangement to construct...

Firepower
The processes put in place by water utilities are designed with the quality of water normally received for treatment in mind. But the runoff from areas ravaged by fire can degrade that...

City of Los Angeles Department of Transportation's Role in Transit Planning and Operation

Northern Exposure
Traffic growth on a Massachusetts highway leading to New Hampshire called for new lanes and replacement of all of the bridges. Wide medians aided the work; narrow ones complicated matters....

A New Identity
By repairing and relocating steel trusses, replacing deteriorating approach spans, and replacing what, at the time of its construction, was regarded as a daring concrete truss, engineers...

Liquid Assets
Educational Facilities and the fountains of a new plaza are making good use of water from a system that is remediating contaminated groundwater in Wichita, Kansas....

Outside the Box
Employing an innovative design that made construction quick and economical, the box girder structure carrying Highway N-2 over interstate 80 near Grand Island, Nebraska, became the first...

Symbol of Strength
Shortly after the Oklahoma City bombing, the federal government decided to rebuild. The result is an architectural gem incorporating the latest advances in blast resistance and sustainable...

Water Wise in Phoenix
To satisfy its growing demand for safe drinking water, Phoenix has turned to an innovative design/build/operate approach that is expected to deliver a highly sophisticated yet cost-effective...

Par Excellence
A 50-year-old Brownfield with a mountainous pile of steel slag has been remediate and developed into a recreational site that boasts a free golf course for inner-city youth, a championship-quality...

A Grand Plan
The nation's capital was conceived as a glorious symbol of the American democracy and it became precisely that. But it has also developed into a vibrant urban center that...

Power Shift
Engineers designing a Manhattan skyscraper with offices in the lower floors and residences in the upper found that they had to employ several unusual methods to accommodate client needs....

Golden Opportunity
After abruptly losing access to a significant portion of its water supply during a severe drought, the city of Golden, Colorado, responded by employing innovative approaches to design...

Shipshape
As the shipping industry changes, so must port facilities. In light of that fact, the Bayport Container and Cruise Terminal, now under construction at the Port of Houston, has been designed...

 

 

 

 

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