Transitioning End Terminal A TRENDtm for the Future
The highway engineer frequently starts from a position where an identified highway element is causing serious injuries or fatalities to motorists on the nation's highways....
Hazardous Events After Redirectional Collisions
The potential for hazardous events occurring to vehicle occupants after a redirection from a longitudinal barrier has not been adequately addressed. Very few studies are available which...
Occupant Risk in Longitudinal Barrier Collisions
The following paper presents data derived from sled test experiments, full-scale vehicle crash tests as well as an in-depth analysis of accident data which suggest that occupants are not...
Design of an Expert System for the Rating of Highway Bridges
A microcomputer-based expert system used to determine the effects of vehicles and overloaded vehicles on simple span bridges with reinforced concrete deck and prestressed concrete I-beams...
Assessment of Safety Impacts of Highway Projects
In this paper the safety impact of highway improvement and maintenance activities is examined in terms of accident reduction potentials of these activities. There are three causes of accident:...
A Modern Cone Penetration Testing Vehicle
The geotechnical group at the University of Florida recently purchased a new insitu testing cone truck. This is a powerful, all wheel drive, off-the-road vehicle designed specially for...
Computer Assisted Pavement
In Rancho Palos Verdes, Calif. a 4,300 ft. long test installation of the Contained Rock Asphalt Mat (CRAM) Pavement System is expected to have a 50 year life. It cost a third less than...
Building a Bridge Within a Bridge
The City of Grand Rapids had to replace an aging bridge connecting vital commercial centers on opposite sides of Michigan's Grand River. The city's consultants...
Truck Weight Enforcement on a WIM
Pavements on interstate highways and other major truck routes are deteriorating faster than predicted. The cause is largely the larger-than-predicted number of the heaviest, 5-axle trucks....
Operations Improvement through Product Evaluation
Transit Managers today are involved in a battle to maintain the quality of their systems. This paper takes a close look at several problems and then suggests a cure that can be effective...
Vehicle Sound Power measurement Using the Acoustic Intensity Method
The use of the two microphone Acoustic Intensity Method of obtaining accurate measurement of over-all sound power of large wheel loaders is described. This system is in operation, within...
The Role of Nonprofits in Coastal Conservation
The California State Coastal Conservancy's Nonprofit Organization Assistance Program is a unique vehicle through which private land trusts and other nonprofits have become...
Effects of Perturbations on South Padre Island
The types, extents, and durations of perturbations affecting the ecological zones of South Padre Island are assessed. Emphasis is placed on providing the environmental documentation necessary...
Stress and Strain Responses of a Soil-Pipe System to Vehicular Traffic
A 16-in. natural gas pipeline near Racine, Wisconsin, had been in service for some 30 years. In 1982 road widening operations on a line parallel with the pipe presented the opportunity...
APM System Performance and Guideway Design Parameters
Automated People Movers (APM) are a relatively new form of transportation system becoming popular over the last twenty to twenty-five years. They are characterized by fully automatic and...
Standardization of AGT Systems in Japan
Automated guideway transit systems (AGT) have been developped by different private firms in Japan, and therefore, the system components and dimensions are somewhat diversified. Such diversity...
Lille DPM System & VAL Family
This document provides a brief description of the different steps from the beginning to the total completion of the Lille downtown people mover (DPM) program in France. The system performance...
Development and First In-Service Use of Automatic People Movers in the Federal Republic of Germany, with Special Reference to the Magnetic Levitation System M-Bahn
People movers have been under development for the past 14 years in the Federal Republic of Germany. Of the four systems developed, two have been put into service. One of the two successful...
Emerging Technology?A Solution to Airport Access Problems
This paper reviews airports which presently have employed people movers, the problems they are solving, and potential use for solving access problems and create added value for the investment...
Brazil's Innovation in APM Technology
The paper discusses an automated people mover (APM) called an Aeromovel which consists of pneumatically-controlled vehicles weighing less than 20,000 pounds with a capacity of 300 passengers....
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