A Culvert Analysis Program for Indirect Measurement of Discharge
A program based on the U.S. Geological Survey (USGS) methods for indirectly computing peak discharges through culverts allows users to employ input data formats used by the water surface...

Depth of Cover Surveys for Waterway Crossings
The majority of pipelines cross at least one waterway of some type, especially the interstate lines which from start to end cross numerous bayous, canals and major rivers. These waterways...

Recent Developments in Safety Research from the Gas Research Institute
Recent developments in Safety Research, as supported by the Gas Research Institute (GRI), have consisted primarily of hardware-oriented applications to various gas industry safety operations....

Identifying Transportation Control Measures: a Straighforward Approach to Identifying Transportation Control Measures to Address Concerns with Air Quality
The 1990 Clean Air Act Amendments (CAAA) exemplify society's increasing environmental concern. Regions not attaining the CAAA requirements must develop methods to reduce the pollution....

Trip Rates Adjustments for Impact Assessment and Congestion Management
Evidence that all urban trips are not equal and that trip rates need to be adjusted to reflect the differential contribution of trips to traffic loads and congestion is presented. Adjustments...

Traffic Accident Analysis System
While statistical data on traffic accidents are invaluable in devising effective traffic safety measures, the number of data items and samples are vast and they must be processed and edited...

Some Problems Encountered in the Design and Construction of Hydroelectric Projects

Image Measurement Systems for Traffic Analysis—Specifications, Survey, and Limits
This presentation is concerned with systems for extraction of road traffic information from visual images. The extracted information ranges from macro-scale, cumulative traffic parameters...

Defining the Safe Navigable Depth of the Calcasieu River Ship Channel, Louisiana
Field research conducted in the Calcasieu River Ship Channel in Louisiana is described and some results of correlations between the echo sounder records and density measurements are presented....

A Study on Local Residents' Evaluation of Residential Waterfront Area
In the present study, a questionnaire survey was conducted in 9 cities in Japan to investigate the utilization perception and utilization of local residents to neighborhood waterfront...

Current Forensic Courses in Civil Engineering
The ASCE is taking a leadership role in the prevention of failures of engineered facilities. The Technical Council on Forensic Engineering Education Committee recently completed a survey...

Natural Resource Problem Solving: an Interdisciplinary Approach in Coastal Louisiana
Ecological issues such as coastal wetland loss cannot be adequately addressed by experts in any one particular discipline. After extensive consultation with wetland users and regulators,...

Coastal Erosion and Sea Level Rise: Residents' and Local Officials' Response
Recent concern about the possibility of the sea rising due to the warming of the atmosphere and the resultant melting of the polar ice caps has prompted attention to the question of how...

Computerized Maintenance Planning for Agency-Managed Irrigation Systems
Computerized maintenance planning has been established to facilitate: (1) preparation of the 'Catch-Up' Maintenance Plan using the field data collected while conducting the Diagnostic...

Storm Water Regulations—Aircraft Deicer/Anti-icers Operations
In 1991, FAA has initiated a storm water program to assist airport operators in complying the EPA Storm Water NPDES regulations. The first FAA project, a survey, addresses present operational...

Influence of Lateral Wind on Driving on Offshore Bridge
The Honshu-Shikoku Bridges are a system of highways crossing over the sea, where cross-winds variously affect vehicle behaviour. This is the intermediate report on the surveys aimed at...

Development of Differential Growth Method for Automated Vehicle Recognition
The purpose of this study is to improve a system which enables automatic recognition of vehicles from video images using image processing system. Basic methodology is a subtracting operation...

Measurement of Bridge Scour at the SR-32 Crossing of the Sacramento River at Hamilton City, California, 1987-92
A study of the State Route 32 crossing of the Sacramento River near Hamilton City, California, is being made to determine those channel and bridge factors that contribute to scour at the...

United States Geological Survey Bridge Scour Evaluation Program in Texas

Oceanographic Influences on Oil Spill Movement in the Arabian Gulf

 

 

 

 

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