Blasting for the New York MTA’s Second Avenue Subway project unexpectedly showered the street level with debris, damaging buildings. Fortunately there were no injuries. Some debris reached the height of a 5 story building. [Source: WSJ.com via ASCE SmartBrief. Image: WSJ.com]
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NY Landslide Halts Highway Construction
A report has been released by the NYSDOT on the Scoby Hill Landslide which has impacted a 4.2-mi improvement project of Route 219. The report, dated May 20, 2008 was headed to an FHWA peer review panel.
The Feds were call in to help because of the unusual nature of the landslide. The slip surface is very deep, approximately 30-m (100-ft) below the surface and below all of the design phase investigations. And the remolded shear strength of the silty clay forming the slip surface was only 12-14 degrees.
Read on for more details of the slide. (Photo by NYSDOT)
Port Authority Covers Hudson Subway Tunnels with Blast Shields to Protect Against Terror Attacks
January 27, 2011
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