• 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
  • [ March 30, 2026 ] Polyurethane 101 Webinar Tomorrow, March 31 Available Resources
  • [ March 27, 2026 ] Keller CEO Describes Their Business Available Resources
  • [ March 23, 2026 ] Landslide Emoji Coming to iOS 26.4 Available Resources
  • [ February 9, 2026 ] Underground Leak Sealing Restores Coal Terminal Operations Project Related
  • [ February 4, 2026 ] Ground investigation for civil infrastructure gets more robust with integration of lab and field geotechnical data Press Releases
Homes-wave

s-wave

No Picture
Geophysics

Single Borehole P-Wave and S-Wave Geophysics with PS-suspension Probe

November 20, 2009 rockman Comments Off on Single Borehole P-Wave and S-Wave Geophysics with PS-suspension Probe

A Japanese company, OYO Corporation, created the PS-suspension probe for recording P-Wave and S-Wave velocity data in geomaterials using one borehole back in the 1980’s. A recent update to the probe has made it digital. […]

Our Sponsors

Upcoming Events

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

Notice
There are no upcoming events.

Our Sponsors

Random Post by Image (Feeling Lucky?)

  • Figure 1 This cut slope in massive, unfractuired conglomerate was smooth blasted. Treatment consisted of only drill trace removal on the main slope, but ledges were cut in natural boulder lenses at the cut end where similar features are in the adjoining natural terrain.
  • Hollow stem auger strikes NY MTA F Train on October 30, 2014
  • American Society of Testing Materials Logo - ASTM
  • Proposed dome development in the Mir diamond mine, Siberia
  • Earthquake-induced landslide in Japan in April 2016
  • Gregg Drilling
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