Composite Twin Tub Bridge Erection Intersection of Interstate I-84 and I-94 in Hartford, Connecticut
Curved bridge erection requires detailed preparation by the contractor, plus a sharing of responsibility and liability between the owner, designer of the new structure and the contractor....

Construction Inspection in South Carolina
The paper will discuss the experience of the South Carolina Department of Transportation in the use of consulting engineering firms on bridge construction projects. A review of the current...

Central Artery (I-93)/Tunnel (I-90) Project
This paper is intended to provide an overview of the Boston Central Artery/Tunnel Project (CA/T) Project; a $4.9 billion USD interstate highway constructed underground through a densely...

Geotechnical and Construction Aspects of the Immersed Tube Tunnel in Boston Harbor
An immersed tube tunnel (ITT) approximately 3,850 feet in length will be constructed as a part of the Central Artery/Tunnel Interstate Highway Project located in Boston, Massachusetts....

Seismic Design Issues for Immersed Tube Tunnels
This paper provides an overview of the issues and the state of the art techniques in the seismic design of immersed tube tunnels (ITT). Particular focus is given to the ITT presently planned...

Immersed Tube Tunnel, Boston, Massachusetts
A four-lane Immersed Tube Tunnel is planned for the crossing of Boston Harbor from the City of Boston to the Logan Airport area in East Boston. The immersed tube consists of 12 sections...

Designing Plans for Constructability
The writer has obtained several years experience acting as construction engineer for roadway rehabilitation projects as a consulting engineer. In this capacity, it is necessary to provide...

Constructability?Washington State Highways
During the last decade, efforts were directed towards improving constructability of highway design at Washington State Department of Transportation (WSDOT). This paper briefly summarizes...

Time/Cost Bidding
This paper presents the details of a relatively new and innovative approach to determining the low bidder on highway construction contracts. In the cost and time method each bidder proposes...

State and Local Issues in Transportation of Hazardous Waste Materials
Towards a National Strategy
This proceedings contains papers presented at the specialty conference State and Local Issues in Transportation of Hazardous Materials: Towards a National Strategy held on May 14-16, 1990...

Rehab Roundup
The concrete exterior of San Franciso's Coit Tower was damaged and the murals were being destroyed by water infiltrating the structure. Interactive Resources, Inc., Point...

Jointless Redecking
If you're redecking a bridge, why not eliminate a major cause of its corrosion at the same time? Why not remove the expansion joints? The Department of Public Works in Steuben...

Update: Bridge Scour
Nearly 500 bridges have failed because of hydraulic conditions�primarily scour�since 1950, but the collapse of the Route 90 bridge over Schoharie Creek in April 1987 focused national attention...

Problems with Rock Excavation Specification in Alberta
As a result of contract overruns and claims from classification, measurement, and payment for 'solid rock' excavation, Alberta Transportation and Utilities embarked...

Where Does Rock Begin for Three Highway Projects?
'Where does rock begin?' was a question raised on three large highway projects in the western United States. The question was successfully answered by a variety...

Foundation Studies in a Fault Zone and a Steep Valley Slope
This paper presents two case histories which illustrate unique problems in defining the character of rock for support of structures. The first case study concerns a conventional building...

Double-Decking the Freeways
Elevated highways cost more than at-grade construction. Nonetheless, the hidden costs of increased traffic congestion and the real cost of urban right-of-way make elevated highways feasible....

Structural Aesthetics
When the design and construction of a building was the responsibility of a single individual, interaction between the aesthetics of architecture and the demands of structure did not exist...

Flawed Assumptions: Why Bridge Deck Joints Fail
Engineers should continually examine, evaluate and improve their representations of reality to avoid basing their beliefs, decisions, practices and policies on flawed assumptions. Such...

1991 OCEA Award Nominees
The $1.2 billion I-595/Port Everglades Expressway runs from Port Everglades to I-75, giving traffic a much quicker route from the Miami area to the Gulf Coast. It also links U.S. 1, I-95,...

 

 

 

 

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