25R1311 Note 5.pdf

Notice No. 5

29 January 2025

PRE-PROPOSAL QUESTIONS & ANSWERS

RFP N62742-25-R-1311

FY22 MCAF PAF180400, AIRCRAFT MAINTENANCE SUPPORT FACILITY, ROYAL

AUSTRALIAN AIR FORCE BASE TINDAL, AUSTRALIA

NOTE: The following questions and answers are provided for INFORMATION ONLY. The RFP remains unchanged unless it is amended in writing on a Standard Form 30.

RESPONSES DEFERRED FROM NOTICE NO. 4 DATED 15 JANUARY 2025:

11. Reference Drawing - no specific drawing identified - Culvert sizes, design, reo ratio is not provided in the design drawings, can these be defined or clarified?

ANSWER: Please refer to Drawing C-122, Grading and Drainage Plan, for culvert sizes.

Drawing C-503 refers to precast culverts in Detail A3. Drawing C505 should be referred to for the Headwall and Protection details.

12. Reference Pavement Design Drawing C-505.

a. There is a requirement for Subgrade CBR 5% - is this soaked or unsoaked CBR?

b. If soaked CBR, the existing soil will not meet the CBR 5% requirement (refer to

Table 3, Drawing G-103). No soil improvement indicated in the design.

ANSWER: a. Soaked CBR

b. Please refer to Note 11 on Drawing C-505.

13. Reference Specification pages 298 & 299. Contamination testing – Does the contractor need to allow for contamination testing? Note that PFAS contamination is present at the site.

ANSWER: Yes, contractors should allow for contamination testing as per standard controls in a CEMP to be approved by Tindal Base ESM to: 1) ensure appropriate management, reuse and/or disposal of any soil, sediment or water disturbed / wastes generated during construction e.g sampling of wastewater to disposed to wastewater treatment plant in accordance with WTP operating contractor requirements or validation sampling of laydown area upon demobilization, and 2) assess and manage any unexpected contamination finds (e.g buried asbestos) or pollution incidents (e.g spill response) during construction.

Category 4 PFAS soils generally do not require further assessment in accordance with Defence PFAS Construction and Maintenance Framework (2021), however, the CEMP should

DEPARTMENT OF THE NAVY

NAVAL FACILITIES ENGINEERING SYSTEMS COMMAND, PACIFIC

258 MAKALAPA DRIVE, SUITE 100

JOINT BASE PEARL HARBOR HICKAM, HAWAII 96860-3134

give consideration to DCMM Annex C (e.g baseline sampling of temporary soil stockpile area) or additional sampling requirements as directed by Base ESM where appropriate.

14. Reference Drawing C-503 (Not to Scale) - Can the extent of Airside Permanent fencing be clarified? Fencing continues beyond the project boundary with no clearly marked delineation point.

ANSWER: Pending response from the Base. Response deferred.

15. Reference Drawing A-101. A Class-2 fence is around the mechanical enclosure - No details are available other than indicating it is a chain mesh fence. Are any further details available?

ANSWER: A typical Type 2 or Class 2 Security Fence should be provisioned with anti-climb and anti-dig as per the sketch below from the Australian Standards (AS1725.1-2010). 2100 mm high chain link fabric height min height above finished ground level to be provided with post top extension in accordance with figure K3 (straight gate post ) in AS1725.1 Security Fencing and Gates (see excerpt).

16. Reference Drawing C-502. Bollard installation - M16 bolt embedment 700mm seems incorrect. Refer to Drawing C-502, detail B3. Should it be 70mm?

ANSWER: The M16 bolt embedment is 125 mm. Revised drawing will be available in forthcoming Amendment 0005.

17. Reference Drawing C-102. The Cattle Grid detail is missing. Is the grid to be an On-ground cattle grid or on a footing with void underneath?

ANSWER: The cattle grid is to be on a footing with void underneath, detail to match existing cattle grid. Refer to photo below:

18. Reference Drawing S-001. Please clarify the requirement of identification marks visible through the steel coating system. Are labels and/or tags acceptable or do members require to be etched?

ANSWER: Steelwork identification marks are required to track steel products throughout the supply chain. Marks shall be permanent identification marks, and recommended methods are:

heavily embossed markings, punched markings, or welded markings.

NOTICE NO. 5 DATED 29 JANUARY 2025:

21. Do you want an electronic copy (cd) of the proposal to be included in the hard copy, or is the Feb 11 electronic copy sufficient to meet the electronic requirement?

ANSWER: The electronic copy sent via DoD Safe is sufficient and a CD is not required.

22. On Attachment A, what if the Offeror is a JV and is presenting a JV Member’s project? Is it correct to state that the JV Member performed the work (in part 1) and that the project is claimed for the JV Offeror (part b)? (This scenario is opposite of the example given in part b)

ANSWER: Please refer to Attachment A, item 1b.

23. Please confirm that OSHA 300 Logs and OSHA Form 300A documentation is only required for US-based firms.

ANSWER: Please refer to Document 00 22 00, Factor 3, Section (a) for directions on addressing an absence of OSHA 300 Logs and OSHA Form 300A.

End of Notice