A Tale of Two Towers: The Structures
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,...

A Cleaner Coast Down Under
As part of a strategy to improve the quality of wastewater treatment in the Illawarra- a popular coastal region in Australia- the country's largest supplier of water and wastewater...

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...

Introduction
Historically, animal waste was considered a valuable fertilizer and thus land was applied for sustainable on-farm production of crops and animals. However, with the shift to large production...

Fate of Nitrogen Compounds in Animal Waste Lagoons
This chapter examines the fate of nitrogen compounds in animal waste lagoons. Topics include nitrogen in animal waste lagoons; transformations and removal; and subsurface transport....

Clogging of Animal Waste: An Overview
This chapter examines research addressing the mechanisms that play a role in the clogging of lagoon liners by animal waste....

Evaluating Seepage Losses and Liner Performance at Animal Waste Lagoons using Water Balance Methods
This chapter discusses techniques for evaluating seepage losses from existing animal waste lagoons under field conditions....

Air Quality Issues Associated with Livestock Production
This chapter reviews the current state of the art on air quality issues associated with animal waste containment. Outdoor waste storage and treatment systems are emphasized. Air quality...

CMOM in Fairfax County, Virginia

CMOM and Legal Implications

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...

Under Cover
In capping a 190-acre hazardous landfill in metropolitan Los Angeles, engineers saved time and money by relying on a construction method seldom used in the environmental sector: design/build....

The Water Resources Development Act for Restoration of Urban Waterway Superfund Sites
The objective of this paper is to provide information for interested parties to use in their evaluation of WRDA as a potential authority for completion of sediment remediation and restoration...

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....

Transformation
The site of a former wastewater treatment plant in western New York State is now home to a sprawling public works complex thanks to an inventive reuse scheme that consolidates public works...

A Culvert for Abram Creek
To enable Cleveland's airport to expand, a mile-long section of stream located within a deep, steep ravine needed to be buried. The resulting culvert required a design that...

Millcreek Superfund Site Re-Use

Stability and Loads
This chapter examines stability and loads. Topics include stability and lateral load resistance during construction; effective lengths of cantilever columns; effect on stability of frame...

Seismic Screening of Water and Wastewater Facilities with Checklists
This section briefly discusses the use of checklists for the seismic screening of water and wastewater facilities. Topics include limitations; level of effort; screening team selection;...

Storage, Distribution, and Collection Components
This chapter provides an overview of water and wastewater storage, distribution, and collection components. Checklists are included....

 

 

 

 

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