But here is the silver lining: cheap, affordable geotechnical drilling rigs are plentiful and price with performance. In this buyer's guide, you will learn important considerations in choosing the best geotechnical rigs for small contractors and cost-effective soil testing strategies.
[pdf] This casing string provides initial hole support close to the surface and generally varies in length from about 30 to 300 feet. The casing may be driven or hole drilled. The casing may be cemented if it is nece.
[pdf] A construction worker is missing and feared dead after a massive drill rig collapsed on the job site at Sky Harbor Airport Monday..
A construction worker is missing and feared dead after a massive drill rig collapsed on the job site at Sky Harbor Airport Monday..
Days after a drilling rig toppled near Phoenix Sky Harbor Airport, a worker's body has been recovered from the scene. The Phoenix Fire Department says the incident happened near the West Economy Lot, west of Terminals 2, 3 and 4 around 9 a.m. on Monday.
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