Questions and Answers Petaluma River Dredging Project.pdf

PETALUM RIVER CHANNEL FY20 MAINTENANCE DREDGING PROJECT,

SONOMA COUNTY, CALIFORNIA

AS OF: 7 July 2020 Page 1 of 5

QUESTIONS & RESPONSES

SOLICITATION NUMBER W912P720B0010

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

Can the Army Corps of Engineers San Francisco District please provide the sediment and material samples available for the Petaluma River Channel Maintenance Dredging project?

The sediment sampling and testing results will be provided.

2 Specification

01 57 19.01 43 section 3.2.2

Specification 01 57 19.01 43 section 3.2.2 Contractor Facilities and Work Areas mentions placing field offices in designated areas on the drawings or as directed by the government. Specification 01 50 00 Temporary Construction Facilities does not mention field offices. Please specify if field offices are required and if the government will provide space for placement.

Field offices are not required for this project.

3 With the Environmental window for the

Petaluma River being only 76 days long (8/1 through 10/15), how fast after the bid opening can the winning contractor expect the Award? How long for the NTP?

Award is anticipated on 08/03/20, and the NTP is anticipated on 08/10/20.

4 Specification

35 20 23 section

1.6 Permits

Specification 35 20 23 section 1.6 Permits mention the 2020-2024 San Francisco Bay Regional Water Quality Control Board Waste Discharge Requirements and the 2020-2024 Consistency Determination Consistency Notification will be made available upon request. Please provide these Permits for our review.

The 2020-2024 San Francisco Bay Regional Water Quality Control Board Waste Discharge Requirements and the 2020-2024 Consistency Determination Consistency Notification will be provided.

AS OF: 7 July 2020 Page 2 of 5

QUESTIONS & RESPONSES

SOLICITATION NUMBER W912P720B0010

5 Specification 01 11 00 section

1.1.1 (a)

Specification 01 11 00 section 1.1.1 (a) states that Reach 5 is suitable for disposal at Shollenberger Park and specification 35 20 23 section 3.2.6.1 states that Reach 5 is to be disposed at SF-10. Please clarify the disposal location for Reach 5.

Reach 5 is to be disposed at SF-10.

Specification 35 20 23 section 1.3

Specification 35 20 23 section 1.3 Material To Be Removed states that dredge material is expected to be mud and silt. This Petaluma River was last dredged in 2003. Does the government have any boring logs or testing data that indicates excessive debris (tires, trees, trash) that would impact dredging?

The government does not have any testing data that indicates excessive debris (tires, trees, trash) that would impact dredging.

AS OF: 7 July 2020 Page 3 of 5

QUESTIONS & RESPONSES

SOLICITATION NUMBER W912P720B0010

AS OF: 7 July 2020 Page 4 of 5

QUESTIONS & RESPONSES

SOLICITATION NUMBER W912P720B0010

AS OF: 7 July 2020 Page 5 of 5

QUESTIONS & RESPONSES

SOLICITATION NUMBER W912P720B0010