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Independent Third-Party Hydrographic Surveying

Active

State & Local

Response Deadline09/30/2026, 10:00:00 PM UTC

Contract Overview

Solicitation details, issuing organization, response deadlines, documents, and interested companies for this government contract opportunity.

AI Contract Overview

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This subcontract for the Port of Stockton involves performing independent pre- and post-dredge bathymetric surveys for prime contractors on USACE Stockton Port District projects. The selected provider must conduct multibeam surveys in accordance with USACE EM 1110-2-1003, correct data to the MLLW datum, and deliver certified survey reports along with ASCII XYZ spot elevation files. Qualified candidates must be a California Licensed Professional Land Surveyor or an NSPS/THSOA Certified Hydrographer with at least five years of experience and a valid TWIC credential. The solicitation was posted on August 20, 2026, with a response deadline of September 30, 2026, under NAICS code 541370.

General Info

Subcontract for Port of Stockton bathymetric surveys requiring licensed hydrographers or land surveyors.

Agency

California → Port of StocktonView Agency

NAICS

541370 - Surveying and Mapping (except Geophysical) ServicesView NAICS

Place of Performance

CA, USA

Set-Aside

NONE

Documents

This scope was carved out of ITB-2026-0003.

The full solicitation package (9 documents), including the RFP, is on the prime solicitation, not on this scope.

View the prime solicitation

CYANOBACTERIA HARMFUL ALGAL BLOOM (CHAB) MAINTENANCE DREDGING

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Timeline

PostedAug 20

subcontract

Response DeadlineSep 30

Submission deadline

Response Deadline

09/30/2026, 10:00:00 PM UTCin 11 days

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Organization & Contact Information

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AgencyCalifornia → Port of Stockton

ContactsNo contacts available

OfficeN/A

Organization / Agency

California → Port of Stockton

View Agency Profile

Office AddressN/A

ContactsNo contact information available

Full Description

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Performs independent pre- and post-dredge bathymetric surveys for prime contractors on USACE Stockton Port District projects. Conducts multibeam surveys per USACE EM 1110-2-1003, corrects data to MLLW datum, and provides ASCII XYZ spot elevation files. Requires CA Licensed Professional Land Surveyor or NSPS/THSOA Certified Hydrographer with 5 years experience and TWIC. Delivers certified survey reports and data files.

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