Post Earthquake Investigation Team
The CALTRANS Post Earthquake Investigation Team (PEQIT) has been in existence since 1971. It is an emergency response team which mobilizes quickly following a major earthquake to gather...
Evaluation of Techniques for the Seismic Modeling of Elevated Freeway Bridges
Following the October 1989 Loma Prieta earthquake in Northern California, a number of seismic parametric studies were performed for both two-level elevated freeways and single-column bridge...
The Design and Construction Aspects of the Structure Research Tests at Cypress Viaduct
A research program is described whose task was to gather information about the inherent strengths and weaknesses of the existing Cypress bridge structure and to evaluate the effectiveness...
Collapse of the Cypress Street Viaduct
This paper is being presented by the Division of Structures, Post EarthQuake Investigation Team (PEQIT) on the collapse of the Cypress Street Viaduct in the City of Oakland, California,...
Earthquake Response of the San Francisco Freeway Structures During the October 17, 1989 Earthquake
In terms of strong motion shaking, San Francisco experienced a minor earth- quake on October 17, 1989. However, the San Francisco freeway structures (designed in the 1950s and 1960s) suffered...
Bridge Damage Review?Loma Prieta Earthquake
The Loma Prieta Earthquake that struck the San Francisco Bay Area on October 17, 1989 caused varying degrees of damage on highway bridges. Within a few hours of the event CALTRANS had...
Lessons Not Learned from the Catastrophic Collapse of Highway Structures in the 1989 Loma Prieta Earthquake
Most of the damage sustained from the 1989 Loma Prieta Earthquake in Northern California was not a surprise to civil engineers and knowledgeable building officials. As early as the 1900s,...
Gas System Repair Patterns in San Francisco Resulting from the 1989 Loma Prieta Earthquake
Leak repair calls in San Francisco were tracked immediately following the 1989 Loma Prieta earthquake. This information was subsequently obtained from PG&E and examined for possible...
Testing and Feasibility of VIPS for Traffic Detection
The California Department of Transportation (Caltrans) has asked the California Polytechnic State University (Cal Poly) at San Luis Obispo to investigate the effectiveness of existing...
A Preliminary Systems-Level Evaluation of Automated Urban Freeways
Transportation planners predict that traffic congestion will increase dramatically in the future. With 63% of all congestion on urban freeways, much of it in high-density areas, traditional...
The California Inductive Loop Radio Demonstration Project
There is growing interest at both the national and international level in the application of new technologies to the highway system. While many of these new technologies are revolutionary...
The Marina Environment from a Boaters Point of View
A discussion of the benefits and problems encountered by the recreational boater as a tenant of both the public and private marinas in Southern California is presented....
Development of Marina Facilities on the Southern California Coast
The Southern California coastal region has developed recreational boating facilities through the use of existing bays, creation of new inland water areas and the construction of small...
Structural Investigation of Marina Del Rey Seawall
The Marina del Rey Seawall was constructed by various contractors between 1959 and 1961. It is composed of 660 panels totaling 39,600 linear feet. The seawall configuration is a type normally...
Joint Occurrence of High Tide and Storm Surge in California
High tides or high storm surges separately generally do not pose a hazard for flooding or structural damage in California. However, when storms and periods of high tides coincide, the...
Assessment of Cyclical Wave Damage for Small Basin Harbors
Since the construction of Oceanside Harbor in Southern California in 1963, continuous wave penetration into the inner harbor has caused significant damage to dock systems, revetments,...
Public/Private Ventures?Southern California
Recreational small craft harbors in Southern California have been and continue to be big business and were forerunners to government's current interest in generating new revenue...
Case Study?San Francisco South Beach Harbor
In October, 1986 San Francisco's newest recreational boat harbor, South Beach Harbor, opened for business. This event was preceded by ten year's of planning for...
Management Operation in a Large Scale Public Marina
What follows is a discussion on the organization and operation of a public run marine bureau servicing 3,800 boat slips in two major marinas. In addition to the marinas, this marine bureau...
Avalon Harbor: Example of a Successful Destination Harbor
Avalon Harbor, which is located on the southeast side of Catalina Island approximately 25 miles (40 km) off the coast of Southern California, is an excellent example of a destination harbor...
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