Highway Safety; Moving from Fantasy to Reality
An assessment of the effects of highway safety program on the reduction of traffic accidents is made. The annual traffic death rate is currently 47,900. The paper discusses whether present...
Zapping Hazwastes
Electromagnetic energy, applied in situ, successfully removes contaminants entrapped in soil by vaporizing them. Recent test using radio frequency have successfully removed up to 99% of...
Consulting Engineering
A Guide for the Engagement of Engineering Services
ASCE Manual No. 45, Consulting Engineering?A Guide for the Engagement of Engineering Services, outlines the functions of the consulting engineer in serving a client, the types of services...
Construction's Critical Condition
The United States construction industry is experiencing a decline due mainly to the drop in productivity. Even though tools have improved and labor costs have remained in relative parity,...
Pipe Jacking Advances
Pipe jacking is the remote placement of pipes underground by means of a tunneling machine that carries a train of pipe behind it. This is a relatively new technology in the United States,...
Cost-Effectiveness and Urban Storm-Water Quality Criteria
This paper reviews alternative methods of evaluating the effectiveness of investments in urban stormwater quality improvement. Experience in the related area of control of dry-weather...
Summary of Institutional Issues
The paper presents a summary of three other papers presented at the meeting on institutional aspects of stormwater quality planning. The three papers represented views expressed by representatives...
What Will Happen to Local Rural Roads and Bridges
Much of the local rural road and bridge system was not designed for the heavy trucks and farm equipment that are currently using the system. The system will continue to deteriorate unless...
Plugging the Public Sector Brain Drain
For years, many agencies have been able to hire and retain highly-educated, highly-skilled work forces, even though their wages, incentives and working conditions have not been fully competitive...
The Economic factors of Ground Water Recharge Projects
As a result of the Water Conservation and Water Quality Bond Law of 1986, the State of California is now providing low interest loans to local water agencies to finance ground water recharge...
The Ozone Defense
Ozone is a molecule containing three oxygen atoms. When bubbled through drinking water, the third atom in ozone is attracted away by other molecules, a process called oxidation. This process...
Investigation of Excavatability in the Piedmont
The lateral and vertical variability of rock weathering in the Piedmont presents significant problems in evaluating the probable cost of excavation for deep basements, pipeline, road cuts,...
Alternatives to Fee Simple Acquisition of Property for Estuarine Reserves
The purpose of the Coastal Zone Management Act of 1972 (CZMA), was to encourage and assist state management of coastal areas consistent with federal guidelines. Section 315 of the CZMA...
Integrated Monolayer Flexible Revetment Technology for Coastal Protection
Fundamental considerations for flexible revetment design are given in some detail and the critical need for sound engineering in a total system design approach is strongly emphasized....
A Small Community's Response to Catastrophic Coastal Bluff Erosion
This paper describes the actions taken by a small unincorporated coastal community in Northern California during a series of catastrophic bluff erosional events, which occurred between...
Defending Our Lake Shores
The current high levels of the Great Lakes are nothing new, as the lakes have been fluctuating throughout history. There have been proposals to stop the current rise in the Michigan-Huron...
Infrastructure
Repairs and Inspection
Rehabilitation of a structure in general requires considerations of unique methods of inspection and repair. Since the structures have to remain in service while the repairs are done,...
A Safer Earthquake Design Approach
The Uniform Building Code earthquake code permits taking advantage of a frame's capacity to absorb energy at stresses beyond yield. Dropping that provision would save lives....
Design and Performance of a Siphon Penstock
Siphons can be a cost effective alternative to more traditional means of conveying water to hydroelectric turbines. The City of Ann Arbor, Michigan selected a siphon as the most cost effective...
Joint Consideration of Pipe Breakage and Pipe Flow Probabilities
Two issues of distribution network reliability, namely, probability of pipe failure and probability of the design flow being exceeded have been discussed. Expressions containing measures...
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