Addendum_1_-_2502001.pdf

DATE: June 18, 2025 TO: All Interested Bidders and Other Interested Parties FROM: Hosea Goodwyn, Senior Buyer

The City makes the following changes, additions, deletions, information, and/or clarifications and now considers the addendum as a part of the Invitation for Bid (IFB) Document. Bidders must acknowledge receipt of this addendum by indicating receipt in the space provided on the Proposal Bid Form. If the bidder has already submitted the Proposal Bid Form to the City’s Purchasing Division, the Bidder should revise their electronic submission to include this addendum. In any case, the submission of a bid is an acknowledgment of receipt of the addendum. The City will construe all bids received as though the Bidder has received and acknowledged the addendum.

Below is the City’s reply to RFIs (Request for Information – a/k/a bid inquiries or questions) submitted by interested parties by the posted deadline to submit RFIs.

Q1. Please clarify Note L, Sheet CU101 regarding City making water main connections and paid by the contractor.

A) Is the contractor to provide the materials? (tapping saddle & valve?)

B) Please provide the City’s cost the contractor needs to carry.

A1. The Contractor shall bid the project assuming that all materials for potable water and sanitary sewer utility installations will be provided by the Contractor. The City shall perform the physical connections to the existing water main and will oversee connections to existing sanitary infrastructure. Roadway/site lighting poles, fixtures, and transformers will be provided by, and installed by, the City and billed to the Airport’s lighting lease agreement. Electrical pull boxes and transformer pads shall be provided by the City for installation by the Contractor, and electrical conduit shall be provided by, and installed by, the Contractor. Bid item allowances shall cover all monies due to the City by the Contractor, no additional costs must be carried on other bid items.

Q2. Drawing sheet CU101, the fire hydrant called for along the 6” water main at the east side of the site, also calls out to be connected with a “hot tap”. Please clarify. Wouldn’t this be part of the new 6” line with a tee?

A2. Yes. The plan sheet has been revised and re-issued with this addendum. The fire hydrant on the 6” water main shall be installed with a “tee” in the new line, not a hot tap/wet tap.

Q3. Drawing sheet CU101, the fire hydrant connected to the exist 12” WM, along with the 12” branch line opposite, are called to be constructed with a 12 x 12 x 12 x 6 Tee (or cross). No tap connection is called out.

IFB 2502001

Construction of Veterans Road Hangar Infrastructure at Leesburg International Airport

Addendum No. 1

A) Is this to be a “cut-in” connection with water temporarily stopped?

B) Please provide details of the construction intent of this connection.

A3. The plan sheet has been revised and re-issued with this addendum. The fire hydrant connection on the existing 12” water main will be accomplished with a “hot tap” connection.

Q4. Drawing sheet CU101, three branch stub-out lines (off of exist 12” WM) called out as 1- 12”, & 2-8” branches, all appear to have a blow-offs constructed at the end, each indicated with same symbol, and as referenced at the southernmost 8” branch referencing Detail C1/CU502.

A) The northern most 8” branch stub-out references Detail A1/CU502 which is a 1” or 2” water service detail with meter boxes. Please clarify this (?).

B) And if all three branch line stub-outs receive blow-offs, then bid quantity should be revised.

A4. Detail references have been updated, and the necessary sheets have been re-issued with this addendum. The bid quantity for water blow-offs has also been revised, and an updated locked excel bid sheet has been re-issued with this addendum.

Q5. Referencing Project Manual – Special Provision SP-01 Water Distribution. Located at the very end of the Manual, the heading for this section is called out as “Reclaimed Water” (non-potable). SP-01-5.1 Basis of Payment also references the work as reclaimed water, yet the pay items do state potable water main. Are the specs the same? Please clarify this specification reference. (?)

A5. Special Provision SP-01 Water Distribution has been re-issued as a part of this addendum.

All references to “reclaimed water” have been revised to “potable water”.

Q6. Project Manual – page P-152-1, Section 152-1.3 states unsuitable excavation, including muck, “shall be disposed in designated waste areas shown on the plans”. The plans do not appear to indicate any “designated areas” for disposing of muck/unsuitable. Please clarify (?)

A6. All unsuitable excavation shall be disposed of off-site by the Contractor. Specification P-152 has been updated and re-issued as a part of this addendum.

Q7. Project Manual – page P-152-1, Section 152-1.2c. Borrow Excavation – states that “Borrow material shall be obtained from areas designated by the RPR within the limits of the airport property . . .”, and 152-2.3 (page P-152-3) also states “Borrow areas within the airport property are indicated on the plans”. The plans do not appear to indicate these designated areas for borrow excavation. Please clarify (?)

A7. Borrow sources on airport property are no longer available for use for this project. Borrow sources shall be identified by the Contractor from off-site sources. Specification P-152 has been revised and re-issued as a part of this addendum.

Q8. Approximately when does the city plan for this project to begin?

A8. Project funding is in place. The project can commence at the awarded bidder’s earliest convenience once Contracts are executed.

Q9. Could you confirm the budget for this project?

A9. $2.0 Million.

Q10. Could you please provide the geotechnical report for this project?

A10. The geotechnical investigation report is included as an attachment to this addendum.

Q11. According to the plans sheet CG101, note 4: Stripping shall be considered incidental and will not be measured separately for payment. Please provide the proposed stripping thickness.

A11. Topsoil was not identified in the geotechnical investigation. Stripping shall be to the depth necessary to remove vegetation from the surface and shall be at the Contractor’s discretion.

Q12. According to the plans sheet CG101, note 4: Stripping shall be considered incidental and will not be measured separately for payment. Please confirm that the Unclassified Excavation quantity was reduced from the stripping volume, as it is incidental A12. Since topsoil was not encountered, stripping depths were not identified, and the quantity for stripping is included in the quantity for unclassified excavation.

Q13. According to the plans sheet CG101, note 4: Stripping shall be considered incidental and will not be measured separately for payment. Please confirm the borrow excavation quantity included the stripping volume.

A13. See response to question 7. Borrow sources shall be identified off-site by the Contractor.

Import soil shall be free of vegetation or organic materials. Areas of the project that require fill or embankment shall be stripped of vegetation prior to the placement of embankment.

Quantities for stripping replacement with borrow materials have been included in the quantity of borrow excavation.

Q14. As per the project manual, the contract shall be responsible for procuring all necessary permits. Please provide a list of all permits required for the project, along with their estimated costs.

A14. See sheet CU101, General Utility Notes, note C. Estimated costs for permits are not known at this time, however, project bid allowances shall be used for reimbursement of utility permit fees.

Q15. According to the project manual, the contract time allowed to complete the project is 180 days. Could you please clarify whether this duration refers to achieving substantial completion.

And could you specify the number of days allowed to reach final acceptance after substantial completion?

A15. The awarded bidder shall reach substantial completion within 180 calendar days from Construction Notice to Proceed. The awarded bidder shall reach final completion within 30 days after substantial completion. A Notice to Procure, or limited Notice to Proceed, may be issued upon request prior to the Construction Notice to Proceed to allow the awarded bidder adequate time for shop drawing review and approval and material procurement. The length of the Notice to Procure or Limited Notice to Proceed shall be as requested by the awarded bidder.

Q16. The proposal bid form includes an item for muck excavation of 8,000 cubic yards. Please confirm whether the muck excavation item includes the replacement of the excavated material, or if material replacement is included in the quantity of Borrow Excavation.

A16. Material replacement for muck excavation is included in the quantity of Borrow

Excavation.

Q17. According to plan sheet CG301/C1, FDOT SP-9.5 mix can be submitted as a substitute for P-401 for landside applications. Since the asphalt layer will be constructed with a thickness of 2 inches, please confirm if the FDOT SP-12.5 mixture would also be acceptable for this application. Additionally, please specify the maximum percentage of Reclaimed Asphalt Pavement (RAP) that can be incorporated into the mix.

A17. Yes. SP-12.5 is an acceptable alternative for landside paving operations. Maximum RAP for landside paving operations is 20%.

Q18. Pay item SP-03 “Install New Transformer Pads”. Typically, the concrete pads required for the installation are supplied to the contractor. Please confirm the concrete pads will be provided to the contractor for installation.

A18. Yes. Transformer pads will be provided to the Contractor for installation.

Q19. Is the scope of grassing - sodding intending to include the three proposed hangar pad areas?

A19. Yes. See sheet CG503, Restoration Plan.

Q20. Plan sheet CU101 proposes the installation of a “New 12” x 12” x 12” x 6” Tee Connecting to the Existing Water Main.” Please confirm the line will be shut down during connection.

A20. The connections for the 12” water main stub and 6” connection for the new fire hydrant assembly have been revised with this addendum to allow for hot tap/wet tap connections.

Q21. The proposed 12” DR 18 C-900 water main in plan sheet CU101 terminates at a proposed blowoff. However, the quantity of this blowoff has not been included in the current pay item quantities. Please revise the bid quantity to include this blowoff assembly.

A21. Project quantities have been revised/updated, and a new locked excel bid sheet is included as an attachment to this addendum and uploaded to the City’s eProcurement Portal, Bonfire.

Q22. Plan sheet CU101 calls for a new 6” x 6” x 6” water tap at the proposed hydrant assembly.

Since this installation will be a new water main, please clarify why a water tap on the new main will be required.

A22. This connection will be a “Tee”. The plans have been revised and re-issued as a part of this addendum.

Q23. The proposed quantity of pay item P-401, Asphalt Surface Course, appears to be significantly overestimated. Based on our take-off we estimate that the actual quantity is approximately 170 tons less. Please review the asphalt surface course quantity to ensure alignment with the project scope.

A23. Asphalt Surface Course project quantities account for allowable surface grade tolerances for Item P-211, Lime Rock Base Course and allowable surface grade tolerances for Item P-401, Asphalt Surface Course, per industry standards. Excessive surface grade tolerance accommodations have been removed, and the quantity for asphalt surface course has been revised.

Q24. Please provide the details of the new roadway lighting, including the pole and light manufacturer, part numbers, size and locations.

A24. Street lighting shall be completed by the City of Leesburg through the Rental Lighting program. The contractor shall not be responsible for the installation and illumination of street lighting fixtures. Contractors shall be required to provide underground primary service to the lighting locations. The plans and quantities have been updated and re-issued as a part of this addendum.

Q25. Please provide the size and type of existing light pole to be relocated.

A25. Existing light pole to be relocated by the City of Leesburg Electrical Department. Project quantities and plans have been updated as a part of this addendum to reflect this change.

Q26. Please provide the details, size and type of the proposed existing electrical structure to be relocated.

A26. Existing electrical structure is a standard, City of Leesburg, fiberglass electrical pull box.

Q27. Please provide the details, size, type and location of 5 Traffic Rated Pull Boxes.

A27. Electrical pull boxes will be provided by the City of Leesburg for installation by the Contractor at the locations shown on CU101. Pull boxes shall be standard, City of Leesburg, fiberglass electrical pull boxes. Project bid quantities and plans have been updated as a part of this addendum to reflect the change in project scope.

The following documents are hereby made part of the solicitation.

1. Attachment 1 – CU101

2. Attachment 2 – Geotechnical Investigation Report

3. Attachment 3 – Excel Itemized Bid Sheet – Revised July 18, 2025

4. Attachment 4 – P-152 10H

5. Attachment 5 – SP-01 Removal Installation and Modification of Water Distribution

6. Attachment 6 – Topo Survey S&S

ACKNOWLEDGMENT - Addendum #1

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