Performance of Steel Structures
A description of the various types of steel structures built in Mexico City is made, including comparisons of the older types of steel construction with more modern buildings. Performance...
Seismic Rehabilitation: Why, When and How
Common methods of seismic rehabilitation are: repair of cracks, reconstruction of structural elements, addition of stiffening elements, and addition of dampers. A major consideration is...
Damage Assessment and Seismic Behaviour of Steel Buildings in Mexico City
Preliminary reports on the September 1985 earthquakes indicated 10 steel buildings collapsed and 2 more severely damaged. The total number of buildings found either collapsed or severely...
Repairing and Strengthening of Reinforced Concrete Buildings Damaged in the 1985 Mexico City Earthquake
This paper describes briefly the criteria and techniques used for the repairing and strengthening of reinforced concrete buildings damaged in Mexico City during the 1985 earthquakes. It...
Emergency Regulations and the New Building Code
The 1942 Federal District Building Code was crude and overoptimistic. The 1957 earthquake prompted the drafting of emergency regulations, modern and more realistic. They evolved into the...
Thoughts on a Different Approach to Seismic Design Codes
The aim of this paper is to show that some of the principles on which conventional structural design is based are not directly applicable to seismic design. Seismic design, and the corresponding...
Transmission Structure Foundation Loads and Performance
Transmission line structures are subjected to unique loading conditions which for the majority of structures results in maximum loads which occur infrequently and act for only short periods...
Maritime Planning in New Zealand
This paper discusses maritime planning in New Zealand. After giving some background information, it deals with the statutory basis of such planning. It then looks at the Auckland experience,...
The Regulation of Private Waterside Development
To implement their Coastal Zone Management and Local Waterfront Revitalization Plans, towns and villages in the State of New York have been encouraged by the State to develop Harbor Management...
Coastal Structures and Long Term Shore Migration
Marco Island is a barrier island located on Florida's Gulf coast. Using an aerial photo time series from 1926 to 1981, shoreline migration is examined. Since shore development...
Wetlands Mapping in the Coastal Zone: Progress Towards a National Digital Data Base
To date approximately 90 percent of the coastal zone of the lower 48 states has been mapped by the National Wetlands Inventory (NWI). A number of Federal and State agencies have expressed...
Design of Breakwaters for Hurricane Wave Attack
The breakwaters protecting Port of Haina in the Dominican Republic have been repeatedly damaged by hurricane storm waves. Attempt to repair the destroyed portions have been largely unsuccessful....
St. George Harbor?A Berm Breakwater Solution in Alaska's Bering Sea
The berm breakwater concept is based on the premise that locally available materials should be used in breakwater construction to the largest degree possible. By looking at failure dynamics...
Design Features of the Elliott Bay Marina
The paper presents a summary of the major coastal engineering design features of a new Puget Sound small craft harbor proposed for construction within the City of Seattle. The 1,200 berth...
Construction of Fisherman's Wharf Breakwater
The San Francisco District of the United States Army Corps of Engineers recently completed construction of a breakwater at Fisherman's Wharf. The construction, completed ahead...
Institutional Constraints to Coastal Zone Management: A Case Study of Hawaii (
The problems that plague Hawaii's coastal zone management are primarily the result of 'institutional' factors, some of them rather unique. These...
Port of Eastport, Maine: A Growing Breakbulk Cargo Port (
The Port of Eastport accommodated over 90,000 tons of international waterborne trade in 1986. In 1980, this trade-related port operation was non-existent. A Cargo Facility Economic and...
Nourishment of San Luis Beach, Galveston Island, TX
It has been proposed that one way of stopping shoreline retreat and protecting the foot of the Galveston Seawall is to nourish the complete length of the beach in front of the Seawall....
Shoreline Protection of the East Frisian Islands of Norderney and Langeoog
The seven East Frisian Islands protect as a natural barrier chain a part of the German coastline. In order to protect the health and bathing resorts against erosion, people constructed...
Shoreline Erosion Protection and Beach Nourishment
More than 40 percent of our national shoreline, excluding Alaska, is undergoing severe erosion. Structural measures including bulkheads, seawalls, revetments, groins, offshore breakwaters,...
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