B09_SA-_MUNRO_Questions_0002.docx

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USCGC MUNRO DS
Solicitation number
140D0422Q0962
Issued by

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This combined synopsis and solicitation requires ship repair and alteration services for the United States Coast Guard Cutter MUNRO. The solicitation will result in an award to support below dockside repairs and alterations as detailed in the specifications attachment. The period of performance is from March 14, 2023 to June 2, 2023, with anticipated contract award by January 13, 2023. Place of performance and acceptance will be at USCG Base Alameda. The requirement is 100% set aside for small businesses under NAICS code 336611 with a size standard of 1,250 employees. Quotes are due by the date specified in the solicitation, which is being issued by the Interior Business Center on behalf of the United States Coast Guard Surface Forces Logistic Center in accordance with FAR simplified acquisition procedures and commercial item acquisition regulations.

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Questions and Answers for STRATTON Solicitation V2.

Question- “the exceptional number of Pit Measurements and UT Measurements you are taking on Work items O-2, D-03, D-10 and D-14 and the impact this will have on pricing for something that may or may not be needed.”

O-2 – 300 pits and 600 UT shots

3.8 Pit measurement. The Contractor must measure 100 pits within each tank/location listed in Table 1, in accordance with SFLC Std Spec 0740, Paragraph 3.13 (Evaluation of pitting corrosion). The results of these measurements must be included in the inspection report, showing where pit measurements were taken and the depth of the pit.

3.9 Ultrasonic thickness (UT) measurement. The Contractor must take UT measurements in the surrounding area of any pit measuring greater than 25% of plate thickness. UT measurements must be taken in the four quadrants at an equal-distant radius from the pit center until full plate thickness is measured. For bidding purposes, assume 200 UT measurements per tank listed in Table 1. UT measurements must be conducted in accordance with SFLC Std Spec 0740, Appendix C, using Coast Guard Drawings 750-WMSL-100-36 and 750-WMSL-100_43 as guidance. The results of these measurements (original thickness, measured thickness, and any observed cracks) and the locations where they were taken must be included in the inspection report.

D-3- 600 pits and 600 UT shots

3.8 Pit measurement. The Contractor must measure 200 pits within each tank/location listed in Table 1, in accordance with SFLC Std Spec 0740, Paragraph 3.13 (Evaluation of pitting corrosion). The results of these measurements must be included in the inspection report, showing where pit measurements were taken and the depth of the pit.

3.9 Ultrasonic thickness (UT) measurement. The Contractor must take UT measurements in the surrounding area of any pit measuring greater than 25% of plate thickness. UT measurements must be taken in the four quadrants at an equal-distant radius from the pit center until full plate thickness is measured. For bidding purposes, assume 200 UT measurements per tank listed in Table 1. UT measurements must be conducted in accordance with SFLC Std Spec 0740, Appendix C, using Coast Guard Drawings 750-WMSL_100_17, 750-WMSL_100_28, and 750-WMSL_100_40 as guidance. The results of these measurements (original thickness, measured thickness, and any observed cracks) and the locations where they were taken must be included in the inspection report.

D-10 – 400 pits and 400 UT shots

3.4.2 Pit measurement. The Contractor must measure 100 pits within each location listed in Table 1, in accordance with SFLC Std Spec 0740, Paragraph 3.13 (Evaluation of pitting corrosion). The results of these measurements must be included in the inspection report, showing where pit measurements were taken and the depth of the pit.

3.4.3 Ultrasonic thickness (UT) measurement. The Contractor must take UT measurements in the surrounding area of any pit measuring greater than 25% of plate thickness. UT measurements must be taken in the four quadrants at an equal-distant radius from the pit center until full plate thickness is measured. For bidding purposes, assume 100 UT measurements per location listed in Table 1. UT measurements must be conducted in accordance with SFLC Std Spec 0740, Appendix C, using Coast Guard Drawing 750-WMSL 100-083 as guidance. The results of these measurements (original thickness, measured thickness, and any observed cracks) and the locations where they were taken must be included in the inspection report.

D-14 – 800 pits and 800 UT shots

3.4.2 Pit measurement. The Contractor must measure 400 pits within each location listed in Table 1, in accordance with SFLC Std Spec 0740, Paragraph 3.13 (Evaluation of pitting corrosion). The results of these measurements must be included in the inspection report, showing where pit measurements were taken and the depth of the pit.

NOTE

Pit measurements must be taken on cleaned/exposed substrates in accordance with SFLC Std Spec 0740 (in accordance with ASTM G46 via SFLC Std Spec 0740)

3.4.3 Ultrasonic thickness (UT) measurement. The Contractor must take UT measurements in the surrounding area of any pit measuring greater than 25% of plate thickness. UT measurements must be taken in the four quadrants at an equal-distant radius from the pit center until full plate thickness is measured. For bidding purposes, assume 400 UT measurements per location listed in Table 1.

• UT measurements must be conducted in accordance with SFLC Std Spec 0740, Appendix C, using Coast Guard Drawings 750-WMSL-100-012, 750-WMSL-100-016, 750-WMSL-100-020, and 750-WMSL-100-053 as guidance.

• The results of these measurements (original thickness, measured thickness, and any observed cracks) and the locations where they were taken must be included in the inspection report.

Answer- The PIT/UT numbers are accurate and shall be maintained as listed in the specification document.

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