Department of TransportationIssuing agency·Salem, OR·via the OregonBuys statewide open-bids boardProvide seismic cone penetration testing with pore water pressure measurement (SCPTu) as part of a geotechnical investigation at a site known to be underlain by diatomaceous soils. This is a joint research project with ODOT/OSU/PSU.
Pre-Bid Conference: Not Applicable
Advance at least three and up to six seismic cone penetration soundings with pore pressure measurement to about 250 feet at Wikiup Junction, including downhole shear-wave velocity measurements, pore pressure dissipation tests, and variable-rate tests in diatomaceous soils. Furnish all rigs, a 10-cm2 u2-type probe capable of 500 psi pore-pressure measurement, seismic source, water, personnel and reporting, abandon holes per Oregon Water Resources Department rules, dispose of cuttings and fluids, protect pavement and property, maintain 50-foot clearance from railroad tracks, and deliver full text and graphical reports with electronic data within 14 days of the last sounding for final completion by November 17, 2027.
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Source: OregonBuys (bid S-73000-00018071), retrieved via the OregonBuys statewide open-bids board. View the official posting, and always confirm requirements and deadlines with the issuing agency.
