Impact of International Competition on Construction Technology?A Perspective
The strong showing by non-U. S. contractors in the development of new construction technologies has had a significant impact on the redistribution of construction dollars in world markets....

The Swedish Approach to Construction Technology Development
Swedish building and construction work expanded very fast both technically and industrially during the two decades following 1950, domestically first, later also abroad. The 1980s has...

Winning With Advanced Construction Technology
At least three driving forces in U. S. construction markets indicate the increasing importance of advanced technology: the technical complexity of constructed facilities is increasing;...

Competitiveness in Construction
This paper addresses the competitiveness of the U. S. construction industry. The goal is to define a possible scope for the subject, outline some key issues and dimensions, and examine...

Japan and China: Competition and Opportunity
This paper describes changes in the international construction marketplace over the past decade. Japan has emerged as the second largest international contracting force in the world, and...

Evaluation of Air Quality Methods in the Asbestos Work Area
Air monitoring is a technique that is routinely used to measure the level of asbestos in a given airspace. This technique has changed significantly since its first use in the asbestos...

Professional Liability on Asbestos Abatement Projects
When the engineer is retained on an asbestos abatement project, he or she must bring to the job and employ that degree of skill and learning ordinarily exercised in the profession in similar...

Health Hazards Associated with Asbestos Exposure: Implication for the Construction Industry
The paper presents some asbestos diseases: lung cancer, mesothelioma; gastrointestinal cancers; asbestosis. A historical perspective of asbestos-related diseases is given. The occupational...

On the Post-Flutter State of Cable-Stayed Bridges
This paper deals with the post-flutter vibrations of cable-stayed bridges. An approximate theory and an approximate analytical solution method have been established. A numerical example,...

Burlington Cable-Stayed Bridge
The Burlington cable-stayed bridge will carry US34 over the Mississippi River from Burlington, Iowa to Gulfport, Illinois. There will be two 12-ft lanes in each direction plus an acceleration...

Quincy Bayview Bridge?Construction Control
A cable-stayed bridge crossing the Mississippi River at Quincy, Illinois, was completed in August 1987. The structure includes twin concrete towers and a hybrid deck section. The cable...

New Parallel Wire Bundle for Cable-Stayed Bridges
A parallel wire bundle is described which is twisted with a long lay length. It is corrosion protected by an inner fill and outer coating of polyurethane. It presents a specially shaped,...

Development of Bridge Design Code
Load and resistance parameters for bridges involve uncertainties due to natural randomness, imperfect models or human errors. Because of these uncertainties, absolute reliability is not...

Probabilistic Fatigue Crack Growth Analysis with Reliability Updating
A randomized fatigue crack growth model based on the Paris and Erdogan crack growth equation is used to estimate the reliability of fatigue sensitive details in steel bridges. This model...

Probabilistic Design of Flexible Pavements
Numerous random phenomena enter into the process of deterioration of pavements under the effect of traffic. It is felt that improvement in current design methods could be obtained by adopting...

Bridge Reliability Evaluation Using 3-D Analysis and Damage Scenarios
This paper reports analytical investigations into the system strength and reliability evaluation of existing bridges using 3-D inelastic analysis and damage scenarios. In this context,...

Damage Accumulation Models for Bridges
In the study summarized in this paper the serviceability and ultimate limit states were reviewed for concrete and steel girder bridges. A model is proposed to evaluate strength and remaining...

Research Needs for Rational LRFD Criteria
There are at least a dozen factors causing or influencing impact. Current design specifications consider only a few of these. Location of truck wheel loads within the traffic lanes on...

Bridge Reliability?Evaluation vs. Design
Probabilistic methods of structural safety are being widely accepted as a basis for rationally considering uncertainties and developing reliability based design specifications for various...

Dynamic Maps for Seismic Risk Reduction and Effects of Soil Conditions
In order to perform useful vulnerability and risk evaluations, it is essential to have at one's disposal an automatic procedure of elaboration which provides answers in real time as soon...

 

 

 

 

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