PNQS 24-3706_Repair Sewer Lines- Questions and Answers.docx

PNQS 24-3706_Repair Sewer Lines- Questions and Answers

1. Please confirm all patching can be performed with ALDOT 429 Asphalt Surface Course. In some cases, concrete paving exists in some of the patch areas, and it was discussed all patching could be performed with asphalt. Please confirm.

· All pavement patching can be performed using concrete or Hot Mix Asphalt conforming to ALDOT 424 A. Sidewalk cuts will be replaced with 4-inch-thick concrete.

2. 2) On building M677 site, please confirm if the bypass pump that is existing on site being rented from sunbelt can be used by the contractor or we will need to rent our own pump?

· The rental of the existing bypass pump will be assumed by the project contractor until sewer service is restored.

3. On all buildings, please advise if sewer lines being replaced can be abandoned in place, especially if helps minimize less disruption to building. The sewer lines would be grouted shut at the manholes and pipe busted up or capped off.

· Sewer lines can be abandoned in place. Disruption to existing buildings must be kept to a minimum. The abandoned lines will be grouted shut.

4. For M803 site, will we be able to take the building down for a day (not use the sewer) to replace the manhole? It will require some downtime for a day to perform this work.

· The building can be taken down for a day. Preferably this work can be performed after hours or on a base holiday or a weekend.

5. Will as builts be provided to the contractor and base utility locates performed prior to contractor starting work?

· The base utility maps as well as locates will be provided to the contractor prior to NTP being granted.

6. For site M677, will the expectation be to phase the work to keep the road open at nighttime? Will roads need to be plated off each night to be open to public?

· Once the work on 677 is commenced, the area of the road affected by the repair will be closed to all traffic. After hours all excavations must be fenced for safety.

7. Is the entire kitchen floor being replaces or just where the work is performed?

· Only the area of the kitchen floor where the work is being performed will need to be replaced with a similar floor covering material.

8. Can the fire sprinkler system be disarmed in the basement during construction?

· The fire sprinkler system will stay in service during the project. Momentary disarming of the system may be allowed for limited times with prior approval.

9. Where is the sump pump located in the basement?

· The sump pump to Building 836 is located in the elevator shaft but is not operational.

10. What will be the final landscaping requirements once excavated and backfilled?

· Replace all landscaping to original condition prior to construction.

11. Are the sided walks going into the building considered handicap and required to be replace with concrete?

· Replace all sidewalks disrupted during construction with 4-inch-thick concrete.

12. Can the patio area above the sewer line going into the basement breakroom be removed? The crawl space access is limited, and we are questioning permissible means of access to this sewer line. we are estimating this line to be approximately 7'to 8' deep in this location.

· If the replacement of the sewer line requires removal of a surface feature, the surface feature must be replaced to the pre-construction condition.

Building 836

13. We will have to cut the parking lot and the sidewalks to remove and replace the piping. Do we install asphalt in the parking lot and re-pour the sidewalks?

· The pavement can be repaired with either Hot Mix Asphalt or concrete. The sidewalks also need to be repaired with 4 inches of concrete.

14. Do we seed the disturbed grass or go back with sod?

· The grassing can be replaced with seed or sod. The contractor will be responsible for watering grass until it is stable.

15. In the basement in the room where we tie into the existing sanitary line, do we need to replace the VCT flooring? Can you give us the manufacturer and product number for the existing flooring? If it isn’t available, will we have to replace the entire rooms flooring to match?

· Only the VCT flooring in the location of the repair will have to be replaced. A similar but not exact match is required.

16. We will have to remove the base cabinets in that are in the way, can we just cut and re-install the cabinets and counter tops or do we need to replace the countertops to an existing joint?

· The cabinets and countertops can be cut and re-installed.

Building 677

17. Do we need to replace the curb and gutter that we have to remove to run the pipe?

· The curb and gutter will have to be replaced.

18. There is a decorative light pole and power box in the line that we will be cutting. What do we do in that area?

· The base will handle any disconnect or movement of the light pole.

Building 803

19. Do we need to see or sod the disturbed grass?

· The grassing can be replaced with seed or sod. The contractor will be responsible for watering grass until it is stable.

20. The plans call for us to use a camera to look through the piping to see the extent of the concrete in the piping. Do you require us to turn over a video of the footage?

· A copy of the video will need to be given to the base.

21. Will we be able to shut down part of the road at this project to facilitate the installation of the manhole?

· The road will be shut down whenever necessary to install the manhole.