QA_11-09-2020.pdf

OR DOT CRGNSA 100(4)

Historic Columbia River Highway State Trail, Mitchell Point Crossing

# General Technical Question Answer Date

1 X Are there going to be any terminal ends on the Steel Backed Timber Rail (A1660) on this project?

There are no terminal ends on the steel backed timber rail.

10/27/2020

2 X

Can you provide clarification on the required energy for roadside rockfall protection fences.

Per specification section 654.03 the energy requirement is “70 ft‐ton (i.e. 100 kJ)”. We do not believe these numbers are equivalent.

We have received your question and will be providing an appropriate response.

11/3/2020

3 X

I am having difficulties registering and accessing the registered vendor list (aka planholders) list for this Project. I'd like to request this list by email to this email address if possible.

Obtain the registered vendors list (aka planholders list) for this project as follows.

Register in beta.sam and link your entity to your registration. After doing this, log into beta.sam to find the interested vendors list under this announcement. Contact the Federal Service Help Desk if you experience further issues.

11/3/2020

4 X

The CXT supplier has the following question on the Cascadian Double Vault Restroom with Chase for Mitchel Point Trial Crossing:

RE: Subsection 725.24(i), the exterior finish specification does not reference the Board and Bat finish shown on the plans.

We have received your question, and we’ll be providing an appropriate response.

11/5/2020

Check General or Technical

5 X

Plan Sheet L.6 – An area is depicted on Sheet L.6 as ‘available for stockpiling 10,000 CUYD of tunnel excavation material.’ Can up to 10,000 of tunnel excavation material be permanently left in this location? Or, is this just a temporary stockpile location and the Contractor is required to find a permanent disposal site?

See Section 314. 11/9/2020

6 X

Section 107.10(d)(4)(b) – Blasting and helicopter use is only allowed from September 1 through February 28. Does this blasting restriction apply to all tunnel work, regardless of depth / station number?

Subsection 107.10(d)(4)(b) requires all blasting and helicopter usage needed to occur only between the specified dates;

therefore, all blasting and helicopter usage needed cannot occur outside the specified dates.

11/9/2020

7 X

Section 156.07(n) – Please clarify what is meant by ‘Do not use Mitchell Point Drive to access or leave the project site.’ Mitchell Point Drive is shown in the project documents as being within the project boundary and the Contractor will need access to this portion of the project.

We have received your question, and we’ll be providing an appropriate response.

11/9/2020

8 X

Plan Sheet F.5 – Is the construction exit shown near Station 458+00 now required to be constructed to accommodate all construction traffic to access the Eastern portion of the project? Language on Plan Sheet F.5 is permissive and makes the construction access look optional.

We have received your question, and we’ll be providing an appropriate response.

11/9/2020