Cumulative Impact of Heavy Permit-Trucks on Steel Bridges
In many parts of North America, special permits are issued to heavy vehicles without considering their cumulative effect on steel bridge components. Such overloads may initiate crack propagation...
Qualification System for Building Engineers in Japan
Recently, it has become common for structural engineers to provide consulting services beyond their countries. Thus it is important that they become fully acquainted with the working conditions...
Stability of Lift Slab Structure During Construction Stage
The lift slab structures impose stability problems during the construction phase. The process of constructing this type of structure requires placing the masses of the floor slabs at a...
Practical Application of Tuned Liquid Damper for Tall Buildings
Performance of TLD, based on the full-scale measurement of an actual tall building, is discussed in this paper. Wind induced vibration of the SYP Tower was measured during a gusty day,...
Instrumentation and Testing of a Three Hinge Arch for Service Loads Increase
A three hinge arch railroad bridge was instrumented and tested to evaluate its condition and the required modification for increasing the service loads. Initially the structure was designed...
ASCE Salary Survey 1993
The 22nd biennial ASCE salary survey of the engineering profession conducted by the ASCE Committee on Employment Conditions during the first half of 1993 is presented. It consists of an...
Survey of Stormwater Detention State of Practice
A survey of stormwater professionals in the United States and Canada was conducted by the Urban Drainage and Flood Control District in 1991 regarding the current state of practice in the...
CAD for Small Hydro Projects
The quest to reduce design costs and improve design quality by raising productivity is familiar to every manager and designer. This article examines how CAD can play a role by examining...
Road to Recovery
The effect of the Loma Prieta earthquake on San Francisco's elevated viaduct system is still being felt more than four years later. Immediately after the quake, the entire...
Engineers and Contractors Go Global
The telecommunication explosion and the rise of free-trade agreements are pushing consulting engineers and construction companies toward globalization, a trend seen in past decades among...
Chicago Automates Expressway Lanes
Chicago motorists will soon reclaim another rebuilt expressway in October with substantial completion of a $450 million, 7.5 mi portion of I90/94, the John F. Kennedy Expressway. The two...
Precepts of Project Management
Considering the importance of project management to the practice of consulting engineering and the fact that most engineers are expected to be able to manage projects at some point in...
Soil-Cover Success
After seven years of operation and extensive vertical and lateral expansions, owners of the Kingsland Park Sanitary Landfill, located in northern New Jersey's Meadowlands,...
Serviceability of Earth Retaining Structures
Civil Engineers increasingly face decisions concerning the serviceability of existing earth retaining structures. Serviceability limit states describe the functional disruption which occurs...
Information, Global-Style
The quality, timeliness and accuracy of information can give an international architectural, engineering and consulting firm a distinct competitive advantage, and the wrong system can...
Getting Together for Sustainable Development
With environmentally sound development getting increasing attention, there is a need to bring experienced environmental engineers together with counterparts in the developing world who...
Privatization Takes Its Toll
When Congress passed and President Bush signed into law the Intermodal Surface Transportation Efficiency Act of 1991, the bill's provisions designed to encourage private-sector...
Meshing Computer Technologies
A growing number of clients, especially state DOTs, are requesting computer-aided design (CAD) documents in a specified format, leaving consulting firms to wonder how many different CAD...
Environmental Consulting Grows Up
The environmental engineering industry got its first taste of maturity in 1992, courtesy of the weak U.S. economy. Revenue growth, which had raced along at a 25%-30% clip for years, abruptly...
Seismic Isolation Retrofit of the State of California Justice Building
The State of California Justice Building, located at 350 McAllister Street, San Francisco, is the first building to be selected by the State of California for retrofit using seismic (base)...
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