J15-Pisgah Contractors Questions and Answers 5.17.24.pdf

Questions

1. Are there any utilities to be concerned with? Yes, FSR 475B has underground that will need to be located at culvert replacement sites.

2. Are there any low weight limits on the bridges located on these roads? We noted several at 29 tons which will require smaller trucks with smaller loads to traverse. Please advise if there are any routes that do not have bridges on them. All bridges are as posted.

3. Will there be a waste area available for spoils from the ditch/road reshaping available or do all spoils need to be removed from the site(s)? Waste material will be spread along fill slopes as directed in 811 and 831 of maintenance specifications.

4. Are all of the culverts in need of replacement flagged along the routes? We did not see but only a couple flagged. Yes.

5. Please provide a more detailed map of the roads in need of repair and the culvert replacement locations. (i.e. starting and stopping points of road work). Work is stationed in description of work.

Starting and stopping points:

475B is from Davidson River Road to Hwy 276 225 is from 475 B to Closed gate 471 is from the forest boundary at the water treatment plant to the intersection with FS475 Davidson River Road We don’t have a map showing culvert locations but again they are stationed and flagged.

6. Will any environmental permits be required for this work? Any other permits required as well? No.

7. How many culverts are new install?

Shows only few removed off-site and replaced. There are 10 culverts to be removed and replaced a total of 316 linear feet. None are new.

8. The unclassified materials. What exactly is that? Is it the debris cleared from ditches etc.? Can it not be left on low side of roadways? This is the excavated material from relate to culvert removal and replacement. Suitable compactable material can be used in culvert installation. Any remaining can be spread along fill slope and seeded.

9. How far over from ditches cleaned ? Any part of banks can be touched? Care should be taken not to undercut the back slope. See Attachment J3-Detail Drawing. For dimensions and Maintenace Specification 831 in attachment J1-General Specifications

10. Can we use any roller to compact to compaction levels or does it have to be 20 ton? If so how you going to move 20 ton over the bridges? This has been changed to a 10 Ton Vibratory roller.

11. Do we have to have compaction testing by soil engineer? No.

Questions

12. Is the gov't going to mark exactly where culverts are wanted and specifically what areas need to be fixed and spot graveled? Or are all new culverts actually replacments of existing? All are replacements of 18” diameter culvert with 24” diameter culverts. as noted on Description of Work attachement J4. Culverts are stationed and marked. Skews are staked. Depth will be at least 6” deeper at the inlet to accommodate the increase in size. Depth will also be dictated by specified length of culvert as listed in DOW column titled 24” CMP culvert item number 60201. Spot surfacing is stationed.

13. What are the beginning and End Coordinates for each Road?

475B Beginning 35 degrees 17’08.40”N

82 degrees 47’38.48”W

475B End 35 degrees 20’27.48”N

82 degrees 47’24.09”W

225 Beginning 35 degrees 18’50.69”N

82 degrees 48’06.41W

225 End 35 degrees 18’13.20”N

82 degrees 49’43.60”W

471 Beginning 35 degrees 12’45.81”N

82 degrees 46’59.56”W

471 End 35 degrees 15’57.23”N

82 degrees 46’59.56”W