B09-_P1523Q0005_Amendment_Questions_and_Answers_0001.pdf

Solicitation # 140P1522Q0005; Amendment# 1. SAGU- Regrade Parking Area.

Questions and Government Answers.

General

1. Question: Solicitation page has reference: on page 40 it reads: “Vehicles with a GVWR

>12,000lbs will not be permitted on Picture Rocks or Gates Pass Roads.”

• Does it imply that gross vehicle should be < 12,000lbs meaning this is the only route, or (yes/No)

• Other routes with 80,000lbs Gross weight do exist? No

Answer: This is the only route, however for construction purposes, the NPS will allow travel to and from the job site from the west side of Picture Rocks Road, for vehicles exceeding 12,000

GVWR.

2. Question: The bid schedule on p. 47 has reference:

a. The volume of material should be calculated by the contractor? YES

b. Is the 6” thickness the compacted thickness? Compacted

c. ADDITIVE BID SCHEDULE C ‐ STOCKPILING ABC MATERIAL does not state:

i. Where material should be delivered. Location for Additive C is on Appendix A, Additive C, page 6. This is near the Sendero Esperanza trail head.

ii. What volume should be quoted. Volume is price per ton and noted on the Bid

Schedule. If Additive C is exercised, the NPS will determine quantity.

Answer: See above.

3. Question: Is soil Density testing required?

Answer: No, however, the Park COR will work with contractor to ensure specifications of the Scope of Work are met. See section 6 in the SOW.

4. Question: Is a traffic control plan required with Pima county and with Saguaro NPS Answer: The contractor is responsible for traffic control or closures that occur over the course of the project. Please see section 4C, 7.2F, and 8.2.

United States Department of the Interior

NATIONAL PARK SERVICE

INTERMOUNTAIN REGION

Arizona Major Acquisition Buying Office

1824 South Thompson Street, Suite 200

Flagstaff AZ 86001

5. Question: What type of signage is needed when working on Parking Areas and Access Roads?

Answer: Please refer to section 4C and 8.5 of the Scope of Work.

Protection of Public

The Contractor shall fence, barricade, or otherwise block off the immediate work area to prevent unauthorized entry. Erect and maintain fencing, barricades, lights, signals, and warning signs in accordance with MUTCD-2003 as applicable.

6. Question: What type of signage is needed when working on Parking Areas and Access Roads?

Answer: Please see Scope of Work and Question 5.

7. Question: Will traffic control be needed on Picture Rocks Road for the work on Cam-Boh?

Answer: If you think your equipment entering and exiting Picture Rocks Road will result in traffic and safety concerns, then I would advise yes.

8. Question: Will traffic control be needed on Picture Rocks Road for the work on Cam-Boh?

Answer: Please see #7.

9. Question: Is it the intent for the government to have the 6” of ABC to tie in flush with the existing asphalt approach or to be tapered down to meet the asphalt?

Answer: Flush or tapered may satisfy, as long as material does not encroach into the Picture Rocks Road.

10. Question: Is testing required for sub grade or ABC?

Answer: Compaction testing? Please see answer #3.

11. Question: Can the portion of Golden Gate road beyond Hugh Norris road be shut down in order to accommodate truck traffic for ABC to Esperanza and EZ-Kim?

Answer: Hugh Norris is on Hohokam Road, please revise statement. Any closures need to be limited, and will only be allowed at the parking areas that are being worked on. No road closures will occur.

12. Question: Can the contractor work on both EZ Kim and Esperanza simultaneously or do we need to work them individually to keep them open?

Answer: This is our busiest time of year, so closures need to be limited – if the contractor can be efficient while working two locations at once, then it could occur.

13. Question: Is it the intent of the government to remove parking bumpers and cut down subgrade all the way to the concrete header surrounding Esperanza parking ,or taper ABC from 6” in the road to nothing in front of the bumpers?

Answer: Taper to concrete bumpers and pads.

14. Question: Does the Park Service have a stockpile location on site for extra subgrade removed around the concrete structures in order to accommodate 6” ABC application in those areas?

Answer: Yes, appendix A additive C, page 6.

15. Question: There are several areas in Esperanza Trailhead parking where a 6” ABC application would trap existing drainage in untouched areas between roads and parking areas. Are small culvert crossings necessary to ensure drainage continues?

Answer: Possibly necessary but outside the scope of this project.

16. Question: If necessary is the contractor allowed to smooth out wash boarded roads not indicated in this solicitation in order to accommodate large truck traffic for ABC delivery?

Answer: Yes.