Case Closed
In June 1993, a massive sinkhole developed in a surface parking lot of a hotel facility in Georgia. The hole was a result of the soil erosion associated with a failed, 4-meter diameter...

Safety in a Designer's Hands
Although contractors face safety issues every day, engineers and architects have traditionally not addressed construction site safety in project designs. But there are design practices...

Into the Tunnel
Technological advances in wind tunnel testing and computer-aided design programs are enabling engineers to create taller and more aesthetically interesting buildings than ever before....

Sand Rights: A Case Study of the Hamptons' Beaches
The long Federal groins emplaced at Westhampton Beach in the 1960s resulted in accelerated erosion downdrift. The severe nor'easter of December 11-12, 1992 brought the issue to a climax...

A Whole New Experience
Experience Music Project co-founders Paul Allen and Jody Allen Patton wanted a new museum/interactive music facility for Seattle that reflected the creativity of Jimi Hendrix. In architect...

Glass Nautilus
A multi-faceted glass and steel pavilion now adds an extra measure of enjoyment and convenience for visitors to Seattle's Space Needle. The new two-story, 15,000-square-foot...

The Digital Evolution
As designers such as Gehry Architects dream up ever-more fluid and sculptural shapes for buildings, the only way to turn those aesthetic shapes into solid, safe structures is by using...

Towers in Motion (available in Structural Engineering Special Section only)
Undersea towers are typically designed to rigidly resist the forces of water and wind. But one type of tower is designed to be flexible and, rather than rely on its platform strength to...

Building Code Requirements for Masonry Structures (ACI 530-99/ ASCE 5-99/TMS 402-99), Specification for Masonry Structures (ACI 530.1-99/ ASCE 6-99/TMS 602-99), Commentary on Building Code Requirements for Masonry Structures, Commentary on Specification for Masonry Structures
Building Code Requirements for Masonry Structures (ACI 530-99/ASCE 5-99/TMS 402-99), Specification for Masonry Structures (ACI 530.1-99/ASCE 6-99/TMS 602-99), Commentary on Building Code...

Examining the Capitol Dome
The dome of the United States Capitol, designed and built from the 1850s to the 1860s, is a masterpiece of 19th-century engineering and construction. The majority of the dome is made of...

Quality in the Constructed Project
A Guide for Owners, Designers, and Constructors
This Second Edition of Quality in the Constructed Project: A Guide for Owners, Designers, and Constructors (ASCE Manual No. 73) provides information...

Verdict Rendered
After the Grays Harbor County Courthouse in Montesano, Washington, was severely damaged by an earthquake in 1999, the surrounding community decided to preserve it. A design/build approach...

Design Live Loads for Parking Garages
The objective of this research project is to obtain a better understanding of parking garage live loads and to recommend an appropriate value for design. A load survey was conducted in...

The SPRP Project: An Overview
The National Science Foundation's Office of Polar Programs (OPP), the lead agency for the U.S. Antarctic Program, has begun construction of a replacement station for the Amundsen-Scott...

The Rationale for Above-Surface Facilities
The redevelopment of the U.S. Amundsen-Scott South Pole Station—currently in the beginning phases of construction—will include the largest and most ambitious example of an elevated station...

Defining the Manual's Audience, Content, and Level of Detail
Often, the technical writers assigned to prepare an O&M manual aren't technical writers at all, but members of the facility design engineering staff. While they may...

Estimating, Scheduling, and Producing the Manual
Producing an O&M manual can be a challenge. All activities must be coordinated properly and the manual production team must work together to get the job done on time and within...

Scour Evaluations of Existing Bridges

Maryland SHA's Procedure for Assessing Existing Bridges for Scour Vulnerability and for Rating Unknown Foundations

Estimating Bridge Scour in New York from Historical U.S. Geological Survey Stream Flow Measurements

 

 

 

 

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