QA_02-28-2023.pdf
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- Solicitation number
- 69056723B000010
About this file
This document contains questions and answers related to a solicitation by the Oregon Department of Transportation for a bridge construction project along OR 58 between the Coast Fork Willamette River and Lower Salt Creek. The solicitation seeks bids for base work replacing two bridges over a 35.88 mile length, with an optional additional 0.11 miles of work. Bids are to be submitted as firm fixed price with award estimated between $15-20 million. The document provides clarification on requirements for soil stabilization, quantities of willow poles, specifications for willow and tree plantings including existing species to match, and the contractor's responsibility to locate water sources for hydroseeding.
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Text version
OR DOT 18(1)
OR58: Coast Fork Willamette River to Lower Salt Cr Bridges
# General Technical Question Answer Date
1 X It looks like hydroseeding is to be done in phases or can it all be done at same time?
Perform soil stabilization work according to
Section 157, and limit turf establishment according to the requirements under
Subsection 625.03.
2/28/2023
2 X I want to clarify a total of 452 willow poles with the option z of total of 480.
The bottom table on Sheet F.1 shows the quantity of willow poles for Base Schedule
A and Option Schedule Z respectively.
2/28/2023
3 X What is the length of the willow cuttings and is there a specific diameter?
Diameters for willow plantings are specified under Subsection 713.06. Willow planting lengths have not been specified.
Provide willow planting lengths that meet the requirements of the plans and Section
626.
2/28/2023
4 X
Sheet F.4 and the solicitation documents, require tree plantings to match existing species.
What are the existing species and can you specify the size of the tree plantings?
The Government will not be providing this information. Perform site visits as needed to obtain existing conditions that have not been identified.
2/28/2023
5 X Where is the on‐site water source (fire hydrant or water truck) to refill our hydroseeding truck?
In accordance with the last paragraph on
Page A‐2b of the Notice to Bidders, water sources for this project have not been identified so locating water sources is the
Contractor’s responsibility. See Subsection
105.02(c) for Contractor‐located source requirements.
2/28/2023
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