Q&A_08-30-19.pdf

OR DOT 20(1)

Lower Sunken Grade Slide Repair MP 55.4

# General Technical Question Answer Date

1 X

I am trying to decipher whether or not I can / should bit the project referenced above or not.

My company is not currently registered with HUBZone and on page A‐2 of the ITB it appears we may have to be in order to bid is that correct?

This is a HUBZone Set‐aside Project. See FAR Clause 52.219‐3.

8/20/19

2 X

The bid schedule and plan sheet C.6 call for CL 5 Riprap. Plan Sheet C.7 calls for CL 3 Riprap, and the Geotech report references CL 3 Riprap.

What class of Riprap is required for the Riprap Buttresses?

This will be addressed under a forthcoming amendment.

8/27/19

3 X

SCR Section 625.03 lists the turf establishment application window from 9‐1 to 11‐30. The expected project NTP is 10‐15, and the expected project completion date is approximately 1‐27.

Given the schedule requirements for this project, is the currently specified turf establishment window of 9‐1 to 11‐30 correct?

This will be addressed under a forthcoming amendment.

8/27/19

4 X

Regarding Bid Item A0360 Asphalt Concrete Pavement, Type 2; FP‐03 40301‐0200 does not list a type 2, What is a Type 2 Asphalt Concrete Pavement?

See Subsection 403.02(b) of FP‐14. 8/27/19

5 X Since there is only 8 tons of Bid Item A0360 Asphalt Concrete Pavement, Type 2; will a current ODOT mix design work?

See Subsection 403.02(b) of FP‐14. 8/27/19

Check General or Technical

6 X

Since the project will be during the winter and out of the normal acceptable ground temperatures, will there be any restriction on the work for Bid Item A0360 Asphalt Concrete Pavement, Type 2?

Yes, see Subsection 401.07 of FP‐14. 8/27/19

7 X Again paving in the winter, will there be any warranty on the paving for Bid Item A0360 Asphalt Concrete Pavement, Type 2?

There are no warranties for paving. 8/27/19

8 X

Riprap Class 5 is listed on the bid item and sheet C6, but on sheet C7 the riprap is listed as Class 3 which will allow the horizontal drill to install the drain pipes quicker and easier. Please clarify size of riprap to be used.

This will be addressed under a forthcoming amendment.

8/27/19

9 X Is there any time restriction on installing 36” CMP crossing Hwy 20?

Limit work as provided for in Sections 105, 107, 156, and 157.

8/27/19

10 X Are day or night time installations permitted for Bid Item A0400 36” Pipe Culvert CMP?

Limit work as provided for in Sections 105, 107, 156, and 157; and see Subsection

156.08 for nighttime operations that are permitted.

8/27/19

11 X Is there any special backfill material require for Bid Item A0400 36” Pipe Culvert CMP?

See FP‐14 Section 209 and Subsection 704.03.

8/27/19

12 X

Regarding Bid Item A0600 Seeding, Hydraulic Method, Will this item be complete in the contract calendar days or will a stop work order be provide for the seeding to be completed in the spring?

This will be addressed under a forthcoming amendment.

8/27/19

13 X

Regarding Bid Item A0620 Rolled Erosion Control product, Type 2.D, Will this item be complete in the contract calendrer days or will a stop work order be provide for completion in the spring? There may be snow on the ground prior to completion time.

This will be addressed under a forthcoming amendment.

8/27/19

14 X If weather prohibits safe construction of the project will a stop work order be provided?

See Subsection 108.03(c). 8/27/19

15 X

On page 668 in the specs, for the Class 5 Rip Rap, Section 705.01 Table, it states that you can have 15% of rock equal to or smaller by count, Dx and references recommended size range between 11‐15” in size, weighing in a range of 110‐270 pounds. Can you have any of this 15%, be 10” or smaller, and if so how much?

In accordance with Table 705‐1 on page 668 of FP‐14, 15% of the riprap rock can be smaller than 11‐inches.

8/30/19