BL071-22 ADD2

FWHWRC and YRWRF

Primary Clarifier Rehabilitation

ADDENDUM NO. 2

Addendum Date June 24, 2022

Bid Number BL071-22

ADDENDUM MUST BE SIGNED AND INCLUDED IN YOUR BID SUBMITTAL

BL071-22 ADDENDUM NO. 2

JUNE 24, 2022 PAGE 1

PART 1 – REVISIONS TO THE PROJECT MANUAL

The following REVISIONS shall be incorporated into the PROJECT MANUAL for the above-referenced project:

1. Notice of Bid, revise as shown below:

a. Questions regarding bids should be submitted to Brittany Bryant, Purchasing

Associate II at fax 770-822-8728, or email

Brittany.Bryant@gwinnettcounty.com no later than 3:00 p.m. local time, June 21, 2022 June 28, 2022. Bids are legal and binding upon the bidder when submitted.

2. Instructions to Bidders, Part 5.1, revise as shown below:

a. Questions concerning meaning or intent of Bid Document Package shall be directed in writing to Brittany Bryant at Fax #770-822-8728 or

Brittany.Bryant@gwinnettcounty.com. Replies will be issued by Addenda mailed or delivered to parties on the plan holders list. Questions received after June 21, 2022 June 28, 2022 after 3 p.m. may not be answered. Only questions answered by formal written Addenda will be binding. Oral and other interpretations or clarifications will be without legal effect.

3. Supplementary Conditions, Part SC-4.02-D, add the following:

a. 11. Videos from Pre-Bid Meeting, three (3) MP4 video files, “IMG_2160”, “IMG_2164” and “IMG_2274”.

1) a. None of the contents are “technical data” on which Contractor may rely.

ADDENDUM NO. 2

Addendum Date June 24, 2022

JUNE 24, 2022 PAGE 2

4. Section 03 21 00, Part 2.04-H, revise as shown below:

a. The adhesive system shall be IBC compliant for use in both cracked and uncracked concrete in all Seismic Design Categories and shall be "HIT-HY

200 Adhesive Anchoring System" as manufactured by Hilti, Inc. “SET-3G

Epoxy Adhesive Anchors” as manufactured by Simpson Strong-Tie Co. or

“Pure 110+ Epoxy Adhesive Anchor System” by DeWalt or approved equal.

Fast-set epoxy formulations shall not be acceptable. No or equal products will be considered, unless pre-qualified and approved.

5. Section 05 05 23, Part 2.04-I-2-b, revise as shown below:

a. ... Adhesive anchor systems shall comply with ACI 355.4 or alternatively the latest revision of AC308 and shall have a valid evaluation report in accordance with the applicable building code. No or equal products will be considered unless prequalified and approved by the Engineer and

Owner.

All other terms and conditions of the PROJECT MANUAL remain unchanged.

PART 2 – REVISIONS TO THE DRAWINGS

The following REVISIONS shall be incorporated into the DRAWINGS for the above-referenced project:

1. Drawing S100, Note 2, revise as shown below:

a. …CORE DRILLING OF CONCRETE HOLES SHALL BE PAID AS

ENGINEER OWNER DIRECTED WORK ITEMS …

All other terms and conditions of the DRAWINGS remain unchanged

ADDENDUM NO. 2

Addendum Date June 24, 2022

JUNE 24, 2022 PAGE 3

PART 3 – QUESTIONS AND ANSWERS

The following QUESTIONS and ANSWERS shall be incorporated into the PROJECT MANUAL for the above-referenced project:

Q1: Addendum 01 extended the bid date from 6/30 to 7/14. Please confirm if the question deadline will also be extended.

A1: The question deadline is revised to 6/28/2022 in this addendum.

Q2: What is the anticipated project start date?

A2: Estimated date of Notice to Proceed is November 1, 2022.

Q3: A couple of videos showing the inside of the drained clarifiers were shown during the Pre-Bid Meeting on 6/17/22. We request that those videos be provided for estimating purposes.

A3: Videos are now available and referenced in SC-4.02-D.

Q4: Drawing S100 Note 2 indicates that the core drilling shall be paid for as part of Engineer directed work items. Please confirm this is in reference to Part

2 of the Bid Form (unit prices).

A4: Confirmed, this is in reference to the Owner-directed unit price work listed in Part

2 of the Bid Form, Bid Item No. 2.14.

Q5: Section 01 52 00 references a separate field office for the Engineer. Is a separate field office required at both job locations, or will 1 trailer at F.

Wayne Hill WRC be sufficient?

A5: Only one Engineer’s Field Office is required. Engineer’s Field Office is required at

F. Wayne Hill WRC as shown on Drawing G102. Engineer’s Field Office is not required at Yellow River WRF.

Q6: Reference Spec 01 55 00. Please indicate if a security guard is required at both project sites during normal working hours.

A6: Contractor shall provide site security as described in Section 01 55 00, but a security guard is not required during normal working hours.

ADDENDUM NO. 2

Addendum Date June 24, 2022

JUNE 24, 2022 PAGE 4

Q7: Will there be another addendum?

A7: Yes, Engineer acknowledges receipt of additional questions that are not answered in this addendum. Engineer anticipates at least one additional addendum to answer these questions.

PART 4 – ATTACHMENTS

A. Pre-Bid Sign-In Sheet

Acknowledgment of receipt of this addendum must be signed and included in your bid submittal.

Company Name

Signature

Date