Questions_ Answers Large Area Maintenance Shelters.pdf

Solicitation W912B4-20-Q-5175

LARGE AREA MAINTENANCE SHELTER KAF AFGHANISTAN

Questions from Interested Vendors

1. We are an Afghan local owned firm and interested in this tender. We can supply this either from UAE or Turkey. Attachment 4 DD Form 1653 shows "Air Transportation Method". Is commercial air freight to KAF a requirement or "ground transportation" is also acceptable as far as we can meet the delivery date of Aug 20, 2020?

Response Q1: Commercial air freight to KAF no later than 20 August 2020 is the only acceptable delivery method. Time is off the essence and requirement cannot afford to lose time in soak yards.

2. This is we read subject solicitation documents Now we need below information.

a. What is the meaning of {Bay spacing} in shelter?

Response Q2a: Light Area Maintenance Shelters (LAMS) that we seek to procure consist of a full width “clamshell” style doors on each end, which are connected to straight sections referred to as “bays”. For Item 1, each bay is 12.5-foot long. For Item 2, each bay is 16-foot long. For Item 1, the three 75-foot wide LAMS that we seek to procure must have a minimum of ten bays between the clamshell doors on each end. The one 90-foot wide LAMS that we seek to procure must have a minimum of five bays between each the clamshell doors.

b. Do you need new shelter without metal and installation?

Response Q2b: We do not need installation. The LAMS have metal frames, and tension fabric skins that must be provided by the successful vendor.

3. We have gone through spec, but we are little confused as it says, "Full width door". So, do you want a hangar door as well, which open the complete width of the structure (Armadillo Door)? Or need only 12’ x 12’ Side Sliding door?

Response Q3: See Figure 1. Each end of the LAMS must be provided with a “clamshell” style door that opens vertically the full width of the LAMS. The sides of each LAMS has to be provided with one personnel access door as shown in Figure 1.

4. Sir, could you please let me know we should quote only 4 LAMS or quote to Attachment 1 - Technical Specifications?

Response Q4: Attachment 1 –Technical Specifications if the full description of the tents to include the Accessories, those accessories are also part of the LAMS. Successful vendor must furnish all the accessories included in the specifications, including but not limited to electric winches for clamshell doors, HVAC units, light kits and liners with a minimum insulation value of R-22.

Vendors who provide quotes for just the LAMS frames and fabric without including all the accessories required per the specifications will be deemed non-responsive, and the Owner will aware to the next lowest responsive bidder.

5. Please kindly clarify that

a. What exactly do you mean in the content of labor costs?

Response Q5a: That is an example of what you can include in your overall cost/price to furnish LAMS and accessories per the specifications.

b. What exactly do you mean in the content of wages costs?

Response Q5b: That is an example of what you can include in your overall cost/price to furnish LAMS and accessories per the specifications.

c. Is this only purchase or is installation required?

Response Q5c: Scope includes furnishing and delivering LAMS and accessories per specifications to KAF, Afghanistan. Installation of LAMS and accessories shall not be included in the quote and shall be by others.

6. Can you provide conceptual drawings because the shape of LAMS can be different from brand to brand?

Response Q6:

7. The requirements don’t clarify that who will do the installation works, can you please specify this, if the contractor has to do the installation, is there an existing and adequate concrete floors for all four LAMS?

Response Q7: Installation is not required by the vendor. Vendors shall supply both soil anchors and concrete anchors, including wind tie-down cables for each LAMS for installation by others.

8. Should the electrical system, HVAC and components be110v or 220v?

Response Q8: 110v.

9. Do you prefer US manufactured LAMS over local?

Response Q9: No, however all materials shall be required to meet specifications requirements including delivery schedule.

10. Is there a possibility to extend the due to July 16?

Response Q10: Time is off the essence so an extension will not be granted.

11. Please kindly give information that, is it desirable to build concrete floors for the hangar? If yes, please give detailed information.

Response Q11: There is no requirement to build concrete floors for the hangar.

12. Which model will the aircraft hangar be? Is there a model as a representative sample?

Response Q12: See Figure 1 and 2.

13. Please confirm that the measure units is feet-inch etc.?

Response Q13: The measurements are in feet and inches.

14. What is the side height of the building?

Response Q14: Reference Figure 2. 16-foot eaves for both Item 1 and Item 2.

15. What is the central ceiling-center ridge height?

Response Q15: Reference Figure 2. 32-foot peak for Item 1 and 36-foot peak for Item 2

16. What are the door dimensions?

Response Q16: The requirement for the end clamshell full width doors is the entire height and width of both sides of item 1 and one side of item 2. The requirement for the one side personnel door on each side is 3-foot wide by 6-foot 8-inches tall.

17. Could you kindly provide further details about the door, what kind of model will be automatic or manual?

Response Q17: Clamshell end doors shall be provided with a manually operated 60 hertz electric winch with stainless steel cables. The side personnel doors shall be manual with lockable exist hardware.

18. What are the dimensions related to the HVAC crane system?

Response Q18: Specifications require HVAC units, but does not require a crane to install them since installation will be by others.

19. What are the details about the panel in the last item in Item 1?

Response Q19: Each LAMS shall be provided with an internal liner that provides additional thermal insulation with a minimum value of R-22.

20. What values will snow and wind loads be based on for static analysis of structures?

Response Q20: LAMS structural design shall be for constant winds of 90 mph with a utility load of 2 pounds per square foot (psf) per International Building Code (IBC) and shall be provided with optional high-wind kit to increase wind loading to 120 mph. Structural anchors shall be designed for installation on soil or concrete. Both types of anchors shall be provided for each LAMS. Sopil anchors at a minimum shall use stakes 1-inch x 40-inch and duckbill (88) type anchors. Concrete anchors shall be expansion style in a number size, and strength adequate for the wind and roof load requirements.

21. What are the details about ventilation?

Response Q21: Ridge lines shall be provided with vendor’s standard exhaust system. Each LAMS shall be provided with a minimum of four 20-ton 60-hertz skid mounted commercial units with minimum R-22 duct systems.

22. What kind of lighting is required for electrical lighting?

Response Q22: Each LAMS shall have twenty indirect LED lights for 110v power supply.

23. Are steel trusses acceptable with the LAMS structures?

Response Q23: No. Frame components shall be hollow oval-beam design made from extruded corrosion-resistant, anodized, lightweight 6061-T6 structural grade aluminum.

24. Are enclosed shelter shapes acceptable?

Response Q24: No.

25. What kind of fabric needs to be used? Sunblock or translucent?

Response Q25: Fabric shell shall be flame resistant (as defined under NFPA

701. (Laminate or Coated) PVC material weighing at least 18oz. per linear yd² and strong enough to meet the performance characteristics required of the structure. The fabric shell shall be standard tan (color) exterior and white (color) interior with opaque option. Translucent fabric shall not be accepted. Fabric panels for each bay of the structure shall be designed so that installation and removal can be accomplished with all personnel on the ground. The fabric panels shall be integrated with the frame during installation so that unexpected winds during installation cannot sail the fabric away from the frame. To allow for relocation of the structure after the initial installation fabric or heat-sealing shall not be permitted during installation. Fabric shell panels and inner thermal liner fabric panels shall be capable of being installed, replaced or removed individually with the structure erected and operational.

26. What is weight, fire-rating class, color of the fabric?

Response Q26: See Response Q25.

27. What is fabrics life expectancy?

Response Q27: 5-10 years.

28. Is partial shipment accepted for the LAMS?

Response Q28: Yes.