Making the Grade
Adding two lanes to a stretch of highway in western Colorado required excavation on slopes and involved micropiles, mechanically stabilized earth walls, ground anchors, and soil nails....
A Tale of Two Towers: The Foundations
In preparing two lots in New York City's Times Square as sites for modern skyscrapers, engineers devised foundations and structural systems that would allow for subway lines,...
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...
River Renaissance
Once dismissed as radical, dam removal is increasingly being viewed as a viable option for resolving the safety and aging dams. By participating in a growing number of dam removal projects,...
Poetic Crossing
Named for Georgia's first national poet, Sidney Clopton Lanier, the new Sidney Lanier Bridge, spanning the Brunswick River in the city of Brunswick, is an elegant structure...
Evaluation of Anchor Wall Systems' Landmark Reinforced Soil Wall System
With T.C. Mirafi's Miragrid & Miratex Geogrid Reinforcement ?Final Report
This report describes a HITEC evaluation designed to determine the basic capability and limitations of the Landmark/Mirafi System for use as a technically viable precast MSE retaining...
Bridge to the Future
The final component of Thailand's new Outer Bangkok Ring Road, the eight-lane cable-stayed Chao Phraya River Bridge, will not only alleviate Bangkok's notoriously...
Calendar: Bridges 2005
Featured bridges are: Leonard P. Zakim Bunker Hill Bridge (NY); Ha.penny Bridge (Ireland); Monkey Bridge (Singapore); Bixby Creek Bridge (CA); Clifton Suspension Bridge (UK); London's...
Rebuilding the Winter Garden
The terrorist attacks of September 11 partially destroyed the Winter Garden, a majestic public apace that connected the World Trade Center to the Hudson River waterfront on the perimeter...
Review of Stabilization of Clays and Expansive Soils in Pavements and Lightly Loaded Structures�History, Practice, and Future
Expansive clay soils�those that change significantly in volume with changes in water content�are the cause of distortions to structures that cost taxpayers several billion dollars annually...
A Better Barrier
Seepage problems have troubled the Walter F. George Lock and Dam, on the Chattahoochee River, for more than 40 years. Construction of a deep positive cutoff wall is nearing completion,...
Neponset Fish Passage and Habitat Restoration Project
This project was initiated to examine the feasibility of restoring fish passage, aquatic habitat and riparian habitat on the downstream reach of the Neponset River in Milton and Boston,...
Fate of TCE in Phytoremediation Systems
The phytoremediation of trichloroethylene (TCE) and other volatile organic compounds (VOCs) has been developed from a mere concept to full applications over the past decade. However, the...
Decision Support System for Daily Real-Time Operations in the Geum River Basin, Korea
A joint international collaboration between the Korea Water Resources Corporation (KOWACO) and Colorado State University (CSU) has resulted in development of a decision support system...
The Pocono Creek Goals-Based Watershed Management Pilot Study-Phase 2
Phase 2 of the Pocono Creek Pilot Study begins with focusing on the issues identified in Phase 1 and prioritizing them on a watershed wide scale. The Pocono Project worked through the...
Sediment Remediation at the Unnamed Tributary to the Ottawa River
A sediment removal action was conducted in the Unnamed Tributary to the Ottawa River to address sediments containing polychlorinated biphenyls(PCBs) at concentrations up to 74,000 mg/kg....
Application of the NRC Framework for Evaluation of Remedial Actions at a PCB Contaminated Sediment Site
The National Research Council recently proposed that the framework of the Presidents/Congressional Commission on Risk Assessment and Risk Management be applied to the selection and implementation...
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