News – Page 153 – GeoPrac.net

Laser scanner with data logging system and on-site computer. Also has total station for backup.

Geotechnical Monitoring for Tunneling Under I-5 for U-Link Light Rail, Seattle, WA

June 27, 2010 rockman Comments Off

The Washington office of Rhode Island-based Geo-Instruments has been contracted to setup (and operate?) a geotechnical and structural monitoring system for the I-5 Undercrossing Project of the overall University Link light rail extension Project. Beginning […]

Buildings above New York MTA’s Second Ave Subway alignment need $6-8M in Repairs

June 27, 2010 rockman Comments Off

All told, at least 60 buildings along Second Avenue need repair or construction work to keep them from becoming a danger to the public. The MTA is evaluating more than 100 other sites between […]

EPA Google Earth file on BP Deep Water Horizon Oil Spill

EPA releases KMZ with tons of info about the Deep Water Horizon oil spill

June 23, 2010 rockman Comments Off

You can download the EPA’s KMZ file for use in Google Earth and view locations of water, air, sediment, and waste samples, view aerial imagery taken by the EPA and satellite imagery from NOAA, NASA […]

Preparing for the Big One: Assessing American Building Codes

June 21, 2010 rockman Comments Off

Audio files and PowerPoint presentations from an ENR-moderated panel discussion on June 8, 2010 discussing US seismic codes in the context of the observations made from the recent Haiti and Chile earthquakes. The 2010 earthquakes […]

Officials say water pumped from this excavation west of Union Station in Denver into the South Platte River has too much iron and will need a different permit and require different filtration.

Weekend CUP June 21, 2010

June 21, 2010 rockman Comments Off

LiDAR-based geomorphic analysis of Martis Creek Dam finds new fault zone – Source: CE News 38 died in south China landslides – Source: China Daily The History of Tunneling at PB – Source: Tunnel Business Online Denver […]

Roof drills on the TBM installing 20-ft long rock bolts in the ceiling of the Niagara Tunnel

A Novel Approach at Niagara: Robbins TBM Stands Up to Challenging Ground with Custom Lining and Ground Support

June 20, 2010 rockman Comments Off

This article describes the challenges faced by the World’s largest hard rock TBM (47.2-ft in diameter) as it tunnels through some very difficult geology while constructing a massive tunnel under Niagara Falls for hydroelectric power […]

June 2010 Oliver, B.C. mudslide and debris flow

Mudslide and Debris Flow in Oliver, B.C.

June 17, 2010 rockman Comments Off

Five houses were destroyed and two more severely damaged but nobody was injured in a mudslide and debris flow that occured near Oliver, B.C. on Sunday. It occurred at 2:20 in the afternoon, and there […]

LRFD Design and Construction of Shallow Foundations for Highway Bridge Structures

June 17, 2010 rockman Comments Off

‘TRB’s National Cooperative Highway Research Program (NCHRP) Report 651: LRFD Design and Construction of Shallow Foundations for Highway Bridge Structures explores recommended changes to Section 10 of the American Association of State Highway and Transportation […]

New elevation profiles in Google Earth 5.2

Google Earth 5.2 Released

June 17, 2010 rockman Comments Off

Better support for GPS tracks and elevation profiles are some of the features found in this new version 5.2 of Google Earth. Also there is an improved embedded browser for handling links within GE and […]

Surveyors working in the Gotthard Base Tunnel, longest tunnel in the world.

Building the world’s longest tunnel tests advanced surveying technologies

June 17, 2010 rockman Comments Off

The Gotthard Base Tunnel will eventually be a 35-mile rail tunnel through the famed Alps in southern Switzerland. So what does it take to survey the world’s longest tunnel? How about setting some 7,000 points […]