• Twitter
  • Facebook
  • LinkedIn
  • YouTube
GeoPrac.net

Our Sponsors

  • Home
  • About
    • Our Sponsors
  • Articles
  • News
    • Search By Tag
  • Events
    • Events Main
    • Add an Event
    • Webinars
    • Conferences
    • Calls For Abstracts
  • Resources
    • Links
  • Contact Us
News Ticker
  • [ April 30, 2025 ] NZGS Looking For Comments on Slope Stability Document Available Resources
  • [ April 7, 2025 ] In Memoriam: Richard Goodman (1935-2025) In Memoriam
  • [ March 7, 2025 ] Introducing Seequent Evo: Redefining Geoscience Collaboration and Data Management for Faster and Smarter Decision-Making Press Releases
  • [ February 21, 2025 ] Engineers Need to Appreciate Their Value Miscellaneous
  • [ February 20, 2025 ] 18th Anniversary of GeoPrac…and I’m Tired Rockman's Ramblings
HomePort Authority

Port Authority

Blast shield being lowered into Hudson River
Miscellaneous

Port Authority Covers Hudson Subway Tunnels with Blast Shields to Protect Against Terror Attacks

January 27, 2011 rockman Comments Off on Port Authority Covers Hudson Subway Tunnels with Blast Shields to Protect Against Terror Attacks

The century-old PATH subway tunnels underneath the Hudson River were not excavated through bedrock, but rather under a thick layer of silt and clay. Apparently there is a a sufficient security concern to warrant protecting […]

Our Sponsors

Upcoming Events

Check out these upcoming events for geoprofessionals! You can submit your own events, or go to calendar view as well.

There are no upcoming events.

Our Sponsors

Random Post by Image (Feeling Lucky?)

  • ADSC Foundation Drilling Magazine - November/December 2014
  • EPA Google Earth file on BP Deep Water Horizon Oil Spill
  • Condon-Johnson & Associates Wins the ISM Fourth World Cup of Micropiles
  • East Cavern of NY MTA's East Side Access Tunnel Project
  • Geoparameters determined from CPT Testing
  • Geopier Ground Improvement
  • Foundation drill rig laying on its side after toppling and striking adjacent building
  • Surveyors working in the Gotthard Base Tunnel, longest tunnel in the world.
Follow on Facebook
Recent Comments
  • Randy Post on Video of Highway 101 Landslide in California
  • GE Reviewer on San Francisco Millennium Tower Has Settled 16 Inches
  • Agus on New FHWA Soil Nail Manual Addresses LRFD, Hollow Bars
  • geoengineer Spain on Engineering Geologists vs Geological Engineers vs Geotechnical Engineers
  • Blaine J. Guidry, P.E. on A Whole Lotta Shakin’ Goin’ On: Center for Geotechnical Modeling Facilitates Seismic Research

Copyright © 2007-2020 by Randy Post