Questions and Answers to VIPER Solicitation.pdf

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Volatiles Investigating Polar Exploration Rover (VIPER) Direct Field Acoustic Testing
Solicitation number
80JSC022R0001
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This combined synopsis and solicitation requests proposals for vibroacoustic test expertise to perform protoflight acoustic testing of NASA's Volatiles Investigating Polar Exploration Rover flight unit in its launch and transit configuration using direct field acoustic testing technology. Offerors must have experience in all areas of the statement of work and provide past performance information on similar work from the last three years. Proposals are due by November 12, 2021 and should be emailed to the points of contact listed. The award will be made to the responsible offeror whose technically acceptable proposal represents the best value based on past performance, technical approach, and price. The solicitation is set aside for small businesses with a North American Industry Classification System code of 541380 and size standard of $16.5 million. The work must be completed by March 2023 at NASA's Johnson Space Center in Houston, Texas.

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Updated Questions and Answers to VIPER Solicitation.pdf PDF
SOW (No Restrictions).pdf PDF
Terms and Conditions.pdf PDF

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Question 1: If the contractor can demonstrate reduction of LF buildup from the floor with their DFAT testing system, can reducing the size of the test stand be discussed in order to facilitate a test that is more efficient to set up and configure?

Answer 1: Yes. Reducing the size of the test stand can be discussed, as well as any other efficiencies that may prove to be beneficial. The test set-up must ensure a uniform acoustic environment and minimize boundary effects on the test article.

Question 1: Is there a gantry crane onsite for building stacks?

Answer 2: There are overhead cranes that are available in the facility. There is a 20-ton overhead crane that can be used to build the stacks inside the cleanroom where the testing will occur. There are also two (2) overhead cranes, the smallest capable of lifting five (5) tons, located in the airlock which will be used to transition from the outside into the clean room.

Question 3: Are the power connections onsite 120V or 240V? Are they single phase, or 3-phase?

Answer 3: Both standard 120V and 240V 3-phase outlets are available within the facility. The Vendors should clearly describe the electrical interfaces that are necessary. If the facility does not have the required electrical power specifications, the Vendor should assume that the facility will make the necessary modifications.

Question 4: Is there an electrician who can be available onsite to support the connection of our power distribution system to the power disconnects in the building?

Answer 4: The Vendors should clearly describe the electrical interfaces that need to be accommodated by the facility. If the facility does not have the required electrical interfaces, the Vendor should assume that the facility will make the necessary modifications.

Question 5: What is the loading dock configuration and location – how far is it from the test area, how is the semi-trailer typically unloaded, is there a dock or is it a ground-level unload?

Answer 5: There is no unloading dock, so the entry to the facility is at ground level. Equipment can be unloaded off the delivery truck using a forklift and placed in the facility airlock for cleaning and further preparation. The truck can backup to the entrance to the facility and unloaded using a forklift into the airlock. Once the equipment is cleaned and prepared, it will need to be moved 90 – 150 feet into the cleanroom, where the final set-up, stacking, and testing will occur.

QUESTIONS AND ANSWERS TO SOLICITATION: 80JSC022R0001

Question 6: The term DFAT was trademarked by MSI and we have a concern if we use it, we could be sued for using a competitor trademarked name. Other acronyms for acoustic testing are DFAN and DFAX, is it acceptable to make reference once of DFAT, then default for the rest of the references to DFAN throughout our proposal?

Answer 6: Yes, that is acceptable.

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