Socioeconomic Characteristics, Land Use and Travel Patterns of Mexico City
Mexico City has grown from an agreeable city with a population of a million people to an expanding megalopolis of around seventeen million. The metropolitan area extends across two distinct,...

Urban Public Transportation and Operations in Mexico City
Inhabitants of the Mexico City Metropolitan Area (MCMA) are served by several modes of transportation. In particular, transit vehicles include short units known as minibuses, buses, trolleybuses,...

Development of Transit Capacity and Quality of Service Manual
A study was conducted to develop updated principles, practices, and procedures for transit capacity and quality of service. Such a study focuses on developing a new Transit Capacity and...

On the Cutting Edge
Smart materials, innovative monitoring systems and sensors, exotic tunnel-boring machines, and self-sustaining treatment systems are among the latest technology advancements that are helping...

Natural Tracers of Coastal Sediments
The properties of natural sediments can be used to determine their sources and to trace their transport paths through coastal environments. These properties include the mineralogies of...

A Study of the Stability of the Elms Cliffs on the Chesapeake Bay
The Chesapeake Bay and its tributaries form one of the most prized natural treasures of the United States. Although parts of the Bay's shoreline have been subjected to pollution, overdevelopment...

Humboldt Beach and Dune Monitoring
Since 1881, the U.S. Army Corps of Engineers has maintained the entrance channel to Humboldt Bay on the Northern California Coast. This is accomplished through the annual dredging of approximately...

Technology in Support of Policy: The Sandag Regional Beach Monitoring Program
This paper describes a regional beach monitoring program conducted in San Diego County, California, by the San Diego Association of Governments (SANDAG). Initiated in 1996, the program...

Small Firms Check In
Civil Engineering surveyed small business owners and employees to provide baseline information about who these entrepreneurs are, how their...

Wireless Warnings
Formwork failures cause dozens of construction-related deaths per year, but most can be avoided by adequate monitoring. The problem is, most monitors must be hard-wired to a computer on...

Advances and Retreats in Geotechnical Measurements

Meeting the Staffing Challenge
Civil Engineering magazine's survey of small firms reveals that finding qualified employees is the greatest management challenge...

Guidelines for Instrumentation and Measurements for Monitoring Dam Performance
Prepared by the Task Committee on Instrumentation and Monitoring Dam Performance of the Hydropower Committee of the Energy Division of ASCE. This report...

United States Geological Survey Bridge Scour Evaluation Program in Texas

Status of Scour Instrumentation Development

Development of Bridge-Scour Instrumentation for Inspection and Maintenance Personnel

Instrumentation for Detailed Bridge-Scour Measurements

Bridge Scour Instrumentation

Demonstration Project for Scour Instrumentation

Instrumentation for Field Measurement of Abutment Scour

 

 

 

 

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