J--Haulout of the R/V Sturgeon

Amendment 0001 provides responses to questions received and includes Attachment 7 Dimensions of Hydrophones NC 1-08 Shielded 4 Post, Attachment 8 W.W Williams Proposal RV Sturgeon Engine and Gear Refresh and Attachment 9 Centek Marine Quote 20734 1. Drawing 26-105-921 HYDROPHONE INSTALLATION states on GENERAL NOTES states "9. MARPORT HYDROPHONES OUTBOARD MOUNTING ANGLE RESEARVED". Please verify who and when that information will be provided to Contractor. Answer: Marport is the company that makes the science equipment. Two hydrophones spaced approximately 3m apart (+/- 1.5m from centerline) along the stern, both oriented vertically and toed outboard 15 degrees. One, preferably port, tilted down 15 degrees, and the other down 25 degrees. See Attachment 7 Dimensions of Hydrophone NC 1-08 Shielded 4 Post. 2. Please 7.3 Remove Propulsion Shafts and Inspect states "All line shaft bearings and shaft seals shall be replaced when clearances fall outside of the acceptable range." Please verify that the cost associated for any replacement bearings or seals, if necessary, will be part of a Condition Found Report and will be included in a Modification. Answer: Correct. Any conditions identified during the removal and inspection of the bearings and seals will need to be documented by the contractor in a Condition Found Report (CFR) and upon receipt, the Government will review the CFR, and if additional work is approved, the cost will be incorporated into a contract modification prior to the contractor performing the replacement.

• NAICS336611
• PSCJ019

• Attachment_4_26-105-921-R-_Preliminary_Hydrophone_Installation.pdf

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• Attachment_8_W_W_Williams_Proposal_RV_Sturgeon_Engine_and_Gear_Refresh_0001.pdf

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• Attachment_7_Dimensions_of_Hydrophones_NC_1-08_Shielded_4_Post_0001.png

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• Attachment_3_PWS_Sturgeon_Shipyard_2026.docx

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• Sol_140G0226R0020_Amd_0001.pdf

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• Sol_140G0226R0020.pdf

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• Attachment_1_Appendix-_Sturgeon.pdf

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• Attachment_2_RV_Sturgeon_Specifications.docx

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• Attachment_9_Centek_Marine_Quote_20734_0001.pdf

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• Attachment_5_Schedule_of_Work_Items.docx

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• Wilson, Mary
  bwilson@usgs.gov573-397-2277