The Seattle Tunnel Partners JV announced last month that tunneling on the Alaska Way Viaduct Replacement project will resume a month later than originally planned. The Bertha TBM will resume mining on December 23 after […]
I came across this video that introduces DAT Instruments, an Italian Company that builds dataloggers for geotechnical construction such as grouting, jet grouting, soil mixing, diaphragm walls and more. DAT Instruments Company Video [Source: YouTube. […]
According to NCE, Keller has announced that it has acquired Canada-based geotechnical contractor Geo-Foundation Contractors in a deal valued at £5.7M (US$9.1M). The brief article notes that Geo-Foundation Contractors specializes in micro-piling, ground anchors, and […]
Excavations in an urban environment often encounter contaminated soil and/or groundwater. GeoPrac sponsor Moretrench is an expert in geotechnical construction methods for preventing the contamination from entering or leaving a site. In a recent blog […]
GeoPrac Sponsor Nicholson Construction was recently awarded the contract for geotechnical construcion on the San Francisco Central Subway Project along with join venture partner Condon Johnson. Nicholson’s scope will include diaphragm walls at the tunnel […]
Tunnel Boring Magazine has this synopsis of the project: The East Side Access project in New York City involves some of the most complex civil construction in recent years. The project involves constructing new tunnels […]
A TBM is stuck on a 2.85m diameter stormwater tunnel in Lancashire, UK. The tunnel is planned to be 3.5-km long, but has been stalled since November when the silt intrusion stopped the tunnel boring […]
Specialty geotechnical drilling contractor Holocene Drilling of Edgewood, WA recently completed work on an interesting project for Sound Transit’s U-220 TBM Tunnel Project at the University of Washington Campus in Seattle. Their scope included drilling […]
PITTSBURGH, PA – January 18, 2010 – Nicholson was recently awarded a subcontract by E.E. Cruz and Tully Construction Co., a Joint Venture that includes approximately 200,000 SF of diaphragm walls for the construction of the 96th Street station box as part of New York City’s Second Avenue Subway project. Nicholson’s contract also includes jet grouting for a subgrade strut, water cutoff, and temporary support of excavation; compensation grouting for two buildings at excavations for ancillary structures; micropiles within an existing building; and curtain grouting in rock. The project owner is the Metropolitan Transit Authority. [Editor] Click through for the entire press release from GeoPrac.net sponsor Nicholson Construction. [/Editor] […]
Jet Grouting is a ground improvement technology used to mix the insitu soils with cement to create a soil cement column. The systems can be single, double or triple fluid jet grouting. The common element […]
Copyright © 2007-2020 by Randy Post