Questions_and_Answers_Alameda_Zone_7_July-19-2018.pdf

ZONE 7 DE LA LAGUNA, ARROYO MOCHO AND ALAMO

CANAL PL 84-99 PROJECT, ALAMEDA COUNTY, CALIFORNIA

AS OF: 19 July 2018

QUESTIONS & RESPONSES

SOLICITATION NUMBER W912P7-18-B-0002

The intent of this section is to provide questions & comments received from interested parties on the above solicitation, and our responses to those questions and comments. It is possible that the information below does not reflect 100% of the questions and responses. The questions and comments do not necessarily represent questions received from any particular contractor.

Questions and responses are provided for information only and are not made part of the solicitation. Only a formal amendment (SF30) to the solicitation changes the solicitation.

Changes to any previous responses in this document will be struck-through and new, updated responses will be provided as appropriate.

No. RFP Section Question Response 1 Due to the late issuance of contract documents and owner provided site walk, we request that the proposal due date be extended from July 23, 2018 to July 30, 2018.

See Amendment 0001 The bid opening date is 2 August 2018.

2 Reference section 00 10 00, the pricing schedule includes only one CLIN item No. 0001 which has a quantity of “1” and a unit of “Job” which is further defined as “Lump Sum”.

If there are any changes which increase/s the quantities, based on the owner provided drawings and cross sections, towards the performance of any work item within the project, will the Contractor be afforded additional compensation to account for the increase/s via a owner issued modification?

The contractor should determine quantities to complete all work described in the contract documents.

Project Scope Changes in the scope or differences in the project site conditions will be determined in accordance with standard USACE contracting procedures.

3 Reference section 00 10 00, “Notes”, item 2.

We do not understand the meaning of this note can you provide us with a more simple explanation of the meaning and application of this item?

See Amendment 0001.

4 Reference section 00 10 00, “Notes”, item 3.

This note removes the “Variation in Quantity” clause from Bid Item No. 0001.

If for any reason there are occurrences which create a “Variation in Quantity” in the performance of the work how will this be contractually dealt with?

Variation in quantities clause only applies to unit price type contracts. Contract changes will be determined in accordance with USACE contracting procedures.

CANAL PL 84-99 PROJECT, ALAMEDA COUNTY, CALIFORNIA

AS OF: 18 July 2018 Page 2 of 7

QUESTIONS & RESPONSES

SOLICITATION NUMBER W912P7-18-B-0002

5 Reference section 00 21 00, item 1.6, 2) (d)

“Submissions for Determination of Contractor

Responsibility (Envelope 2)”.

This states that “8(a) contractor shall submit the following:” items 1) and 2).

If the small business offeror is not a 8(a) are they required to submit the stated information in this section?

See Amendment 0001.

Reference section 00 21 00, item 1.4 “8(a) Contractor Questions”

1. Are only 8(a) Contractors allowed to ask questions?

2. Will all questions and responses to questions be made available for review to all potential offeror’s?

3. Can the question period remain open until 5 calendar days after the date set for the site visit (site visit is presently scheduled for July 13th)?

See Amendment 0001.

All potential offeror’s may submit questions.

See Amendment 0001 the Bid Opening date is 2 August 2018

Reference section 00 21 00, item 2.1 states “The 8(a) contractor shall – etc.” Is this provision also pertinent to non 8(a) contractors?

Paragraph 2.1 pertinent to all contractors non 8(a), 8(a), HUBZone, and Small Business contractors.

Reference section 01 14 00, item 1.2.2 “Working Hours” states; “The Contractor must obtain a permit through the City of Pleasanton prior to any construction.”

1. What type of permit is required by the City of Pleasanton?

2. How long does it take to procure the required permit from the City of Pleasanton?

All construction activities shall be in accordance with local city ordinance and the contractor shall be authorized to work within the city limits and shall obtain any required permits. It is the contractor’s responsibility to obtain any required City permits.

It is anticipated that a City business license and traffic encroachment permits may be required for working within the city limits and hauling materials to and from the project site. Refer to Specification 01 14 00 and 01 50 00.

The contractor shall contact city to determine permitting time lines.

AS OF: 18 July 2018 Page 3 of 7

QUESTIONS & RESPONSES

SOLICITATION NUMBER W912P7-18-B-0002

Reference section 00 72 00, item 52.211-10 “Commencement, Prosecution, and Completion of Work”.

The item states that the Contractor shall be required to commence work within 5 calendar days of issuance and receipt of NTP and complete the work ready for use not later than 165 calendar days after receipt of NTP.

Does the ACOE have any information or insight regarding when (what date) it may issue any of the following;

1. Award of Contract?

2. Issuance of NTP?

3. Does this work need to be completed by a date certain?

Is there any restrictions for performing work efforts within the active drainage channel?

Generally, the contract is awarded two week from the date of bid opening OR sooner.

Notice to Proceed (NTP) will be issue five (5) days from the date of award.

All work have to be completed within 443 calendar dates from NTP. See Amendment 0001.

The environmental work window is April 15 through October 31. Any work extending past October 31 will require weekly exemptions from the Regional Water Quality Control Board.

Plan Sheet C-01 Note 6 states “Provide hydroseed and RECP (Blanket) conforming to section 21 of the standard specifications for Cal Trans 2015” Section 31 00 00 3.15 Seeding states “Apply clean bedding straw evenly across following the seeding”. Is the Contractor to place an RECP blanket over the seed or straw with tackifier over the seed, or both?

Reference Amendment 0001. Section 31 00 00, 3.15 Seeding. Place erosion control blanket over hydroseeded areas.

Plan Sheet C-17- Group 5 Site #3 shows trees in the work zone of the top bank repair. It is assumed the intent these trees and associated irrigation system will be removed and disposed of as part of the work. Is this a correct assumption?

Reference Amendment 0001. Section 01 57 19, 3.1.2 Vegetation, existing trees within the limits of any repair site shall remain in place unless directed by the Contracting Officer.

Sheet C-01 – The section view of the Typical Repair shows a soil break between the rip rap and compacted fill. It is unclear if the soil break is fabric or just a line of demarcation. Please clarify the soil break.

Reference Sheet C-01, note 4. The soil brake is additional RSP fabric. The soil brake shall overlap RSP fabric a minimum 2 feet.

AS OF: 18 July 2018 Page 4 of 7

QUESTIONS & RESPONSES

SOLICITATION NUMBER W912P7-18-B-0002

Sheet C-01 – The section view of the Typical Repair shows 2’ thick layer of topsoil over the RSP. Is this material to be compacted to 90% or 85%?

Compaction should be at least 90% per specifications.

14 Since the Staging Area at the Bernal Ave entrance has been reduced by the Zone 7 sponsor rip rap pile, is it acceptable to have worker parking along the entrance road?

Parking is permitted inside the gate but shall maintain an access for construction equipment and emergency vehicles.

15 During construction, can the Contractor shut down the channel road to Pedestrian traffic for safety purposes?

Yes. Reference Section 01 50 00, 2.2.2 and 2.2.3.