Search Results: 'Shea'

In the nick of time
19 March, 2014
As the Hudson Yards development moved toward construction, a small window of opportunity for new rail infrastructure connecting New Jersey to Manhattan began to close. Nicole Robinson looks at the tunnel box project securing the right of way for potential tunnels under the Hudson River.

Go West
07 June, 2013
The market for megaprojects moves to the West Coast as tunnelling wraps up on most New York Subway drives, Nicole Robinson reports.

NYC's 7 Subway Line Extension awarded project of the year
17 May, 2013
The Metropolitan Transportation Authority (MTA) has announced that the USD 1.1bn Running Tunnels and Underground Structures contract, the first portion of the USD 2.1bn 7 Line Extension Project will be awarded the 2013 construction project of the year by the New York State Society of Professional Engineers. It was completed five months ahead of schedule and under budget, MTA stated.

Indianapolis’ Deep Rock Connector cutterhead arrived
15 January, 2013
The 6.2m diameter rock cutterhead arrived in Indianapolis, Indiana, US, towards the end of November this year, Robbins announced yesterday. Once launched from a 76m deep shaft, the machine will embark on a 12.2 km long wastewater tunnel for the Shea/Kiewit JV.

Advance below the bay
24 May, 2012
The EPBM cutting below the San Francisco Bay is smashing advance rate expectations as the team battle with environmental limitations and brace for tougher ground. Rhian Owen reports

Metro Los Angeles
23 May, 2012
Robert Ball, Matthew Crow and Matt Gallagher of Los Angeles County Metropolitan Transportation Authority (Metro) and David Young and KT Su of Hatch Mott MacDonald give this paper on expanding transit in Los Angeles with the Crenshaw/LAX Project metro

From sea to shining sea
06 February, 2012
Demand for tunnels in North America is strong to meet public transportation and water conveyance needs. Nicole Robinson highlights projects in the region

Full steam to the finish
19 December, 2011
The TBM mining the five-and-ahalf-mile South Cobb Tunnel in Georgia holed through in March of this year, despite hurricanes and unseasonal winter weather along its journey. This milestone came roughly one year ahead of schedule. Nicole Robinson reports on the success at South Cobb

Second Avenue breaks through
23 September, 2011

Complexities of conveyance
15 June, 2011
Robbins technical writer Desiree Willis argues why continuous conveyors work in tough TBM-driven tunnels

Below the Bay
10 June, 2011
Earthquake-delayed TBM delivery, environmental concerns and alignment limitations are taken on the chin as the San Francisco Public Utilities Commission replaces the Hetch Hetchy Regional Water System. Nicole Robinson reports

The tale of three cities
10 June, 2011
The market for tunnelling in North America is strong but also struggling due to political and financial pressures, and more recently public outcry. Nicole Robinson profiles tunnelling projects in New York, Seattle and Toronto

Moving forward under Second Avenue
09 June, 2011
The hustle and bustle of New York’s streets doesn’t stop at the pavement. Beneath the city a number of subway projects are taking shape to provide transit for more than eight million residents plus the tourists who flock there every year. Nicole Robinson reports on tunnelling for the new subway line beneath Second Avenue

Big city constraints
13 April, 2011
The first phase of New York City’s long-awaited Second Avenue Subway line is under construction. Nicole Robinson talks to Schiavone Construction Co. LLC’s Julio Martinez and Chris Cosenzo about the challenges of tunneling in the densely-populated east side of Manhattan

Coasting along
13 April, 2011
As clients deal with financial constraints, the tunneling industry in the East Coast region may see limited growth over the next few years. But with all of the work in New York, plus clean water regulations elsewhere, the market should hold steady, Nicole Robinson finds

Seymour Capilano’s successful second chance
13 December, 2010
Two Robbins TBMs overcame challenges in Vancouver’s hard granitic rock while constructing twin tunnels for the Seymour Capilano Water Filtration Project, Robbins technical writer Desiree Willis reports

Early breakthrough in British Columbia
03 December, 2010

Working on the west side
29 November, 2010
This summer saw a major milestone for the No. 7 Line Extension project, with the final breakthrough of the two TBMs mining the twin subway tunnels. Nicole Robinson looks into the project and its progress

Finesse in tough environments
10 November, 2010
Technologies employed underground to ensure positional accuracy have advanced at great pace over recent years. The portable computer, data processor and laser have all but replaced the tape, notepad and pencil. These, together with the introduction of lasers as reference axes and the toughening of electronics, have led to major benefits in productivity. Maurice Jones reviews some of the latest developments

Decision pending on future of ARC
21 October, 2010