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Big dig tunnel leaks draw scrutiny

Article Abstract:

A breach in the wall and many other leaks in the northbound interstate 93 tunnel of Boston tunnel project has damaged the confidence of public in this 14.6 billion dollar project. The tunnels are safe and solidly built and the roof leaks would be systematically sealed as predicted by the concerned authority.

Author: Brown, Jeff L.
Publisher: American Society of Civil Engineers
Publication Name: Civil Engineering
Subject: Science and technology
ISSN: 0885-7024
Year: 2005
Massachusetts, Evaluation, Maintenance and repair, Water tunnels

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Highway to pass beneath Sydney

Article Abstract:

This article discusses the plan for the construction of the Cross City Tunnel beneath Sydney's central business district. The tunnel features two twin-lane 2.1 kilometer long and designed to handle over 90,000 vehicles per day. Users are expected to save about 20 minutes one-way.

Author: Brown, Jeff L.
Publisher: American Society of Civil Engineers
Publication Name: Civil Engineering
Subject: Science and technology
ISSN: 0885-7024
Year: 2003
Australia, Strategy & planning, Goods & services distribution, Planning, Transportation, Underground construction, Company business planning, Logistics, Business districts

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Highway span features ultra-high-performance concrete

Article Abstract:

Details of a single-span bridge highway constructed in Wapello County, Iowa, using ultra-high-performance concrete for the first time in North America, are presented.

Author: Brown, Jeff L.
Publisher: American Society of Civil Engineers
Publication Name: Civil Engineering
Subject: Science and technology
ISSN: 0885-7024
Year: 2006
Iowa, Bridges Construction, Usage, Design and construction, Bridge construction, Materials, Freeways, Highways, Reinforced concrete

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Subjects list: Tunnel construction, Tunneling
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