20-01-C Request for Clarification Responses

The following list is comprised of paraphrased Requests for Clarification (RFC) submitted by potential bidders or sub-bidders in writing via email, letter, and this form:

20-01-C Request For Clarification Form

These paraphrased questions and associated responses are not part of the contract documents and shall have no bearing whatsoever on the interpretation of the Standard Specifications, the Standard Plans, the Special Provisions, or the Plans. Nor shall they have any bearing whatsoever on the interpretation of other publications referenced therein.

Questions without answers may be posted here to indicate that we have received them before the deadline and we intend to respond. 

Last updated: 4/29/21 8:21 AM

Who is covering the Special Inspections and Materials Testing?  Are you going to use an on-call firm or a pre-approved firm? (RFC 25631 submitted 3/17/2021)

Materials testing will either be provided by the County’s lab or a pre-approved on-call consultant Response date:  3/19/2021

This project has been advertised to bid on April 15, 2021. However, we are unable to locate the bid documents on the County’s website nor on the Bid Express website. There is a 14% DBE contract goal specified in the Notice to Bidders. In order to comply with DBE good faith effort requirements bidders will need to advertise and solicit subcontractors/vendors by April 2, 2021. (RFC 25959 25881, 25929 and 25936 submitted 3/29/2021)

The bid opening will be adjusted to provide an appropriate length of time once the plans and specs are issued. The barrier rails are being redesigned because they didn’t meet Caltrans standards. We expect plans and specifications to be issued April 7th and the currently planned date for the bid opening is April 29, 2021. Response date: 04/01/2021

Where can we obtain a copy of the Plan Holders List? (RFC 26207 submitted 4/13/2021)

The Planholders List is posted on the project website under "Sign Up for Project Updates." Response date: 04/14/2021

Can you please provide a copy of the vector pdf plans? (RFC 26318 submitted 4/19/2021)

See Plans – Vector PDF under Supplemental Information. Response date: 04/22/2021

For purposes of obtaining a bid bond, what are the total working days and liquidated damages? (RFC 26366 submitted 4/21/2021)

See Specifications Section 8-1.04 Response date: 04/21/2021

Per the Agreement Article V, Section C Professional Liability, Contractor is required to provide a provision for 3 year tail coverage. Please confirm annual evidence of coverage for 3 years would satisfactorily meet this requirement. (RFC 26391 submitted 4/22/2021)

An annual certificate of insurance for three years would be sufficient, with the County listed to be notified in an event of lapse of coverage. Response date: 04/22/2021


Our takeoff from the cross sections shows an import of less than half of the quantity. Will you please check your import borrow quantity and confirm this is correct? The takeoff was done based upon the cross sections put out. (RFC 26495 submitted 4/28/2021)

The quantities provided have been independently verified. Bid according to the quantities shown in the proposal Response date: 04/29/2021


I do not see the temporary retaining wall anywhere on the plans. We need details on this wall as well, which we cannot find on the plans. Please provide location and details for this, so we can accurately price this work. (RFC 26496 submitted 4/28/2021)

Please refer to Section 48.2.03F of the Special Provisions. The contractor is responsible for the design of the temporary retaining wall or other means and method.

Please refer to sheet 15 (SC-1) of the plans. Item 1-E is intended to retain the existing embankment. Sufficient quantities are also provided if the earthwork in item 1-H needs to be retained at the direction of the Engineer. Response date: 04/29/2021