Solar Power Satellite - A Re-Visit
The United States should renew activities investigating the production of baseload electrical power for use on Earth from space. Technology change, world events, and the dictates of the...
XLA -- The X-ray Large Array
The Naval Research Laboratory, Stanford University, and The University of Washington have proposed a large (100 square meters) array of X-ray detectors, called XLA, to be built at the...
The Missions and Supporting Elements Data Base - MSDB
NASA is developing and evaluating mission scenarios for a Lunar Base and manned missions to Mars. The Missions and Supporting Elements Data Base or MSDB was created to store science and...
Potential Application of Space Station Technology in Lunar Bases and Manned Mars Missions
To meet the goals of its Space Station program, NASA is developing a large set of improved space systems capabilities. In areas such as power generation and distribution, on-board data...
Critical Water Issues and Computer Applications
This book contains papers presented at the 15th Annual Conference of the Water Resources Planning and Management Division of ASCE. The theme of the conference was Critical Water Issues...
Lessons from Dam Incidents. US-II
The purpose of this report is to present available data to the profession regarding failures, accidents, and major repairs at dams in the United States. Data is analyzed with respect to...
GIS Goes Public
The term Geographic Information Systems (GIS) covers a wide range of computerized mapping and database activities that vary between governments and even between agencies of the same governmental...
Life-Safety, Key to Seismic Evaluation
Most buildings in the U.S. don't meet modern standards for withstanding potential damage from possible earthquakes, and existing buildings present one of the greatest risks...
Highway Injuries: Our Major Health Problem
Injuries are the leading cause of death in the United States from early childhood until about age 45. Motor vehicles kill more Americans age 1 to 34 than any other source of injury or...
Air Safety?Programs and their Effectiveness
Airplane accidents have always had considerable media attention, particularly, when they involve large numbers of fatalities. Ever since the Airline Deregulation Act of 1978 and the air...
The Federal Budgetary Process
The paper outlines the federal budget process as it affects highway safety programs. There are a variety of federal programs which come under the umbrella designation highway safety. Those...
Safety Spending: Usually Begrudged, Often Misallocated
The author reviews the engineering decisions and statistical and other measures of project success in the use of Federal and state funds for roadside safety work in the Federal-aid Hazard...
How Uncle Sam Values Mortality Risk Reductions
This paper reviews the policies, methods and 'value-of-statistical-life' (VSL) estimates used by several federal agencies to assess the economic efficiency of...
Simulation of Long Period Ground Motions for a Large New Madrid Earthquake
Ground motions for a large New Madrid earthquake are simulated to provide response spectra in the period range of 0.5-20 seconds for hard rock sites at Chicago and Atlanta. The ground...
Mitigation of Seismic Effects on Water Systems
Historically, earthquakes have caused damage to water systems. In this paper, water system facilities at risk due to seismic activity as well as potential damage mechanisms are identified....
Seismic Damage and Retrofit of Bridges in California
Since 1971, the California Department of Transportation (CALTRANS) has retrofitted about 1300 bridges to improve their seismic resistance. CALTRANS has investigated 13 earthquakes since...
Sylmar HVDC Converter Station East Seismic Design
The Sylmar Converter Station East in Los Angeles receives power from the Northwest via the Pacific HVDC Intertie, a ?500 kV dc transmission line. At Sylmar, the energy is converted to...
Rehab Defies Pros, Beats Clock
Fast-tracking an overhaul of its wastewater treatment system let Columbus, Ohio escape federal penalties under the Clean Water Act. Over $200 million was invested to improve the city's...
Long Distance Dam Data
Remote data collection systems are increasingly being used for dams. Instrumentation of structures for obtaining data on performance is not new. However, automation and computerization...
State Perspectives on Water Quality Criteria
The Federal Clean Water Act framework for water quality regulation is reviewed. The role of water quality standards in the regulation of stormwater discharges and the protection of beneficial...
Return to search