Pre_Bid_Questions_and_Answers.pdf

1. For this Bid, will be considered the Executive Order Number OE-2018-033 to pay the salary of

$ 15.00 dollars per hour to the construction workers? No, not applicable to Federal Contracts

2. We have to quote the cost of doing a test to know if the roof system has asbestos or not; If the roof has asbestos, it would be a separate amount or will be an allowance for that job? Yes

3. In this Bid, is there some kind of work inside the building # 11? No, per SOW

4. In section 07 52 00 Page 3 / Point 1.2 it says that Hot Asphalt must be used; is this correct? Yes

5. In section 07 52 00 Page 5 and 8 it says that the roof guarantee will be 20 years, and then says 30 years no dollar limit;

which is the correct one? 20 Years for repair; 30 Years for New System

6. In section 07 52 00 Page 4 Point 2.1.4 says the insulation must be with an R-value of 20 +, this is a thickness of 3.5 ", is this correct? Comply with the R-Value

7. 2.1.5 Tapered Roof Insulation

One layer of the tapered roof insulation assembly shall be factory tapered to provide a slope of not less than 1/4 inch per foot in the valleys. Can we use Light Weight Concrete to reach the R-Value of 20+? Yes

8. 2.6.4 Fasteners for Poured Concrete Decks

Approved hardened fasteners or screws to penetrate deck at least one inch but not more than 1 1/2 inches, conforming to FM

4470, and listed in FM APP GUIDE for Class I roof deck construction. Quantity and placement to withstand an uplift pressure as indicated for Steel Decks.

This is a “porrete” type of roof, we cannot fasten any screws, Can we use adhesive to put the insulation? Yes, follow applicable DoD Unified Facilities Guide Specifications

9. Asking if this particular roof could be redone using TPO ILO of the built up? Similar to a Sarnafil engineered roof system which would be designed to withstand the high wind loads. NO, Please quote per SOW

10. The type, thickness and number of layers of existing roofing material(s) down to the structural slab have not been provided, except for what can be observed superficially. Please provide this information or indicate the type and thickness of existing roofing material that should be assumed for bidding purposes. Information not available

11. Asbestos containing materials (ACM)/debris have not been inspected on the roofs for the buildings on Muniz ANG

Station, as documents indicate. Please clarify if the cost of tests to evaluate existing materials for asbestos content need to considered at this stage. Yes, Consider

12. All work shall be performed in a manner minimizing pollution of air, water and land as required. However, are there any specific or special requirements for pollution abatement, particularly air pollution, in relation to the operations of Muniz

ANG Station or the nearby airport runway? No known specifics for Muniz

13. Please provide details regarding required coordination in relation to current operations at Muniz ANG Station that will be maintained during the project. See PWS