Spin, Spin, Spin
A scalable, vertical axis windmill tower with dynamic shutters that decrease wind loading on the structure has won an energy efficiency design contest....

Power and Speed
A new venture aims to build an underground cargo distribution system that operates at airline speeds using an electromagnetic levitation and propulsion system....

House Passes Bill Aimed at Streamlining Hydropower Licensing Process
Legislation recently passed by the House would modify the licensing process for hydropower facilities in a bid to promote development of this renewable energy source....

Towering Views
A proposed observation tower for New York City�s Central Park would comprise the world�s tallest temporary wooden structure and include a wind-powered system to filter water from the reservoir it would...

Applying Scanning Technology to Tunnel Inspections: Leveraging Technology to Reduce the Public Agita
A large number of transit and vehicular tunnels in the New York Metropolitan area were inundated by the tidal surge caused by Super Storm Sandy on October 29, 2012. The storm created major...

New Home for the Maid: Rockfalls, Talus, and the Race for a Dry Dock
The Maid of the Mist Corporation (MOTMC) has operated the iconic Maid of the Mist boats beneath Niagara Falls since the early 1900s. Traditionally, the company has provided trips from...

The Leaning Towers of Wilmington, Delaware: Emergency Response and Retrofit of the I-495 Viaduct to Address Lateral Squeeze
On a sunny, summer afternoon last June, the project manager for AECOM's open-end bridge design contract with the Delaware Department of Transportation (DelDOT) received an...

Research, Development, and Demonstration Needs
Research, development and demonstration (RDD) is needed to advance recommended civil engineering practices and standards in order to effectively address climate change impacts. Wilbanks...

General
Design of Latticed Steel Transmission Structures specifies requirements for the design, fabrication, and testing of members and connections for electrical transmission structures. These...

Loading, Geometry, and Analysis
This Standard applies to latticed steel transmission structures. These structures shall be either self-supporting or guyed. They consist of hot-rolled or cold-formed prismatic members...

Design of Connections
Bolted connections for transmission structures are normally designed as bearing type connections. It is assumed that bolts connecting one member to another carry the load in the connection...

The New Bedford Marine Commerce Terminal
When construction of the first American offshore wind farm support terminal encountered greater challenges than expected, jet grouting enabled construction to continue....

Sustainable Development � A Geotechnical Perspective
Sustainability has become a key factor in major construction projects these days, and many geotechnical engineers have started focusing on the concept. Owners, public agencies, and the...

Calendar: Bridges 2015
Featured bridges are: Stewart Canyon Bridge (Banff National Park, Alberta, Canada); Old Trails Bridge (Topock, Arizona); Joso Bridge (Lyons Ferry, Washington); Forth Bridge (Queensferry,...

Equipment
This chapter examines the types and sizes of equipment required to drill grout holes, proportion and mix grout materials, and deliver and inject grout into the holes in an underground...

Calendar: Bridges 2010
Featured bridges are: Chesapeake Bay Bridge, MD; Pedestrian Bridge, TX; Pont Gustave Flaubert, France; Leonard P. Zakim Bridge, MA; Sydney Harbour Bridge, Australia; Tacoma Narrows Bridge,...

Fire Following Earthquake
Prepared by the Technical Council on Lifeline Earthquake Engineering of ASCE. This TCLEE Monograph covers the entire range of fire following earthquake...

Calendar: A 1984 Calendar Illustrating National Historic Civil Engineering Landmarks
Featured landmarks are: John A. Riebkubg Bridge (KY & OH); A Hydraulic Powered Inclined Plane of the Morris Canal; Buffalo Bill Dam (WY); The Philadelphia Municipal Water Supple...

San Simeon Earthquake of December 22, 2003 and Denali, Alaska, Earthquake of November 3, 2002
Prepared by the Earthquake Investigations Committee of the Technical Council of Lifeline Earthquake Engineering of ASCE. This TCLEE Monograph provides...

Micropiles to the Rescue
When a Michigan energy concern began upgrading the equipment in one of its operating power plants, engineers were asked to find an economical and nondisruptive way to support the new loads...

 

 

 

 

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