Level of Service in Bridge Management Systems
The Federal Highway Administration's Sufficiency Rating is not adequate for evaluating bridges. It ignores fundamental bridge characteristics and is far too subjective. The Level of Service...
Congestion Management: Right Price
Congested city centers have become a nightmare of traffic planners. They propose a variety of measures to overcome the problem: more funds to road construction, tighter parking controls,...
Bridge Management System Implemented in Thailand
The latest ten years' economic growth in Thailand and the associated increase in roadway and railway traffic has exposed the existing bridge structures as bottlenecks of these transportation...
New Road Safety Initiatives in New Zealand
A considerable number of initiatives have been taken in New Zealand recently to keep pressure on the downward trend in road crashes and casualties. These have included government legislation...
Development and Application of a GIS-Based FTIMS
This paper presents the development of a GIS-based freeway traffic information management system (FTIMS) for the Sun Yat-Sen National Freeway of Taiwan. A two-stage analytical hierarchy...
Using a Geographical Information System to Facilitate Implementation of a Pavement Management System
One of the challenges facing local government is the management of its infrastructure. An important part of this process is the development of a pavement management systems to protect...
A GIS-Based Rail Infrastructure Management System
Computer-based models and analytical techniques are powerful components of infrastructure management systems. However, the availability of data sets significantly affects the usefulness...
Innovative Contracting Practices in Developing an Advanced Freeway Management System
Throughout the nation, many public agencies have determined to incorporate time saving and cost effective project innovations while maintaining and upgrading project quality. One possible...
Programme Management in Highway Region
In the beginning of the 1990's FinnRA suggested decreasing resources for the Lapland highway district whereas the district felt that such a policy would have very harmful long term effects....
Coordination of ISTEA?1991 Management Systems
Following the successful development and implementation of pavement management concepts, the Intermodal Surface Transportation Efficiency Act of 1991 (ISTEA) contains the provision that...
High-Speed Railways and Development in Japan
There is a need to develop an environmentally friendly railway in response to society's needs, implement high-speed operations on existing tracks, and develop a high-quality, high-speed...
The Transrapid EMS Maglev System
The Transrapid 300 mph (500 km/hr) magnetically levitated transportation system is ready for revenue application. The maglev system uses contactless electromagnetic suspension and three...
Long-Term Pavement Performance Program for Years 1992-1997: A Strategic Plan
The Federal Highway Administration (FHWA) began operational management of the Strategic Highway Research Program's (SHRP) Long-Term Pavement Performance (LTPP) program on July 1, 1992....
New Work Zone Safety Devices
Highway maintenance work is one of the most hazardous occupations throughout the world. The growing necessity to repair existing pavements and structures facilities while maintaining traffic...
Anti-Icing...The Liquid Answer
In the fall of 1984, Great Salt Lake Minerals and Chemicals Corporation of Ogden, Utah (a major producer of Salt and Allied Chemicals) introduced their 'Alternative Deicers' to Washington...
Seeing the Future: Changing Highway Engineering Practice Over the Next 10 Years
The computer age is here, and the more a highway engineer knows about computers, the better. This really symbolizes the direction highway engineers are headed - into a high-tech world...
Concrete Bridge Protection Repair & Rehabilitation
A methodology for the selection of cost effective solution(s) to the protection, repair, and rehabilitation of concrete bridges in chloride-laden environments is presented. The methodology...
Selecting Bridge Protection and Rehabilitation Options
This paper describes a recently developed procedure for use by bridge engineers making protection or rehabilitation decisions for concrete bridges. The methodology determines the most...
An Evaluation of the Strategic Highway Research Project Packing Handbook
The objective of this paper is to present the use of the November 8, 1991 SHRP C-206 report entitled `Packing Handbook - A Guide to the Optimal Gradation of Concrete Aggregates'. The purpose...
Condition Data Reduction for Pavement Management
A methodology is proposed for the identification of uniformly behaving deterioration regions of infrastructure facilities. Such `homogeneous' regions constitute the basic units that should...
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