South Ellerbe Restoration Phase 3B - Stream and Wetland Restoration.pdf

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CITY OF DURHAM

Project manual Including

Bidding documents, contract documents, and technical specifications

For

City of Durham logo with vertical red and yellow bars beside a blue field with white stars, and the text City of Durham below.

Project Number SP-2026-01 Issued: September 30, 2026

Project: South Ellerbe Restoration Phase 3B – Stream and Wetland Restoration

Engineering and Stormwater Division Environmental and Street Services Department

101 City Hall Plaza, Durham NC 27701

Issued for bid Not released for construction

South Ellerbe Restoration Phase 3B – Stream and Wetland Restoration

Project Number SP-2026-01

Issued: September 30, 2026

PROJECT:

South Ellerbe Restoration

Phase 3B – Stream and Wetland Restoration

Engineering and Stormwater Division Environmental and Street Services Department

City of Durham NC

City of Durham Mayor and City Council

Leonardo Williams, Mayor

Javiera Caballero

Nate Baker

Shanetta Burris

Chelsea Cook

Matt Kopac

Carl Rist

City of Durham Staff

W. Bowman Ferguson, City Manager

Kimberly Rehberg, City Attorney

Diana Schreiber, City Clerk

Jina Propst, Deputy City Manager

Marvin Williams, Director of Environmental and Street Services

Tasha Johnson, PE, Deputy Director, Environmental and Street Services

Sandra Wilbur, PE, Engineering and Stormwater Division

Christopher Mattox, PE, Engineering and Stormwater Division

Dave Milkereit, Engineering and Stormwater Division

Raven McLaurin, Engineering and Stormwater Division

Project Number SP-2026-01

South Ellerbe Restoration

Phase 3B – Stream and Wetland Restoration

Specifications Seal Sheet

13 27 00 Trash Collection Vault 31 10 10 Temporary Tree and Plant Protection 31 20 00 Earth Moving 31 20 50 Stream and Wetland Restoration

Wildlands Engineering, Inc.

312 West Millbrook Road, Suite 225 Raleigh, North Carolina 27609 Telephone: (919) 851-9986 NC License #F-0831

North Carolina Professional Engineer seal for Angela N. Allen, Seal 040280, dated 7-21-26.

Handwritten note: Issued for bid

Project Number SP-2026-01

South Ellerbe Restoration Phase 3B – Stream and Wetland Restoration

Specifications Seal Sheet

Circular North Carolina professional engineer seal showing SEAL 042597 and James L. Eason Jr.

02 41 13 Selective Site Removal 31 10 00 Site Clearing 31 23 17 Trenching, Backfilling, and Compaction of Utilities 31 23 19 Dewatering tel:+19198519986

31 23 24 Flowable Fill 31 25 00 Erosion and Sedimentation Control 32 11 16 Aggregate Base Course 32 12 16 Asphalt Paving 33 01 31 Manhole Grade Adjustment 33 01 32 Sewer and Manhole Testing 33 05 14 Public Manholes and Structures 33 05 17 PreCast Concrete Valve Vaults and Meter Boxes 33 11 13 Water Distribution – Piping 33 12 13 Water Distribution – Connections 33 12 16 Water Distribution – Valves 33 12 19 Water Distribution – Fire Hydrants 33 13 00 Water Distribution – Disinfection 33 31 13 Sanitary Sewer Piping 33 41 00 Storm Utility Drainage Piping 33 49 13 Storm Drainage Structures

The John R. McAdams Company, Inc.

621 Hillsborough St., Suite 500 Raleigh, NC 27603 Telephone: (919) 361-5000 NC License #C-0293

South Ellerbe Restoration Phase 3B – Stream and Wetland Restoration

Specifications Seal Sheet

Two North Carolina professional engineer seals with blue ink signatures across them. Each seal is dated 9/15/2026.

03 11 00 Concrete Formwork 03 15 00 Concrete Accessories 03 15 13 Waterstops 03 15 16 Concrete Joints 03 20 00 Concrete Reinforcing tel:+19193615000

03 30 00 Cast-In-Place Concrete 03 48 00 Precast Concrete Specialties 05 12 33 Structural Steel for Bridges 07 90 00 Joint Protection 31 23 00 Excavation And Fill – Structural

Geosyntec Consultants 2501 Blue Ridge Road, Suite 430 Raleigh, NC 27607 Telephone: (678) 202-9500 NC License #C-3500

Project Number SP-2026-01

South Ellerbe Restoration Phase 3B – Stream and Wetland Restoration

Specifications Seal Sheet

03 33 00.01 Landscape Architectural Cast-In-Place Concrete 03 45 00 Precast Architectural Concrete Landscape 05 73 00 Decorative Metal Railings 32 13 13 Concrete Paving 32 13 16 Decorative Concrete Paving 32 13 73 Concrete Paving Joint Sealants 32 33 00 Site Furnishings 32 92 00 Turf and Grasses 32 93 00 Plants

Surface 678, PA 215 Morris Street, Suite 150 Durham, North Carolina 27701

(919) 419-1199 NC License #C-098 tel:+1-678-202-9500

North Carolina registered landscape architect seal with number 1747 and a handwritten signature

Contract: SP-2026-01 Project: South Ellerbe Restoration Phase 3B Stream & Wetland Restoration Date: September 30, 2026

Engineering & Stormwater Division Environmental & Street Services Department City of Durham, North Carolina

Division 00 – Procurement and Contracting Requirements

Section 00 01 10 Table of contents

Section Title Procurement and Contracting Requirements Group

Division 00 - Procurement and Contracting Requirements Introductory Information

00 01 10 Table of Contents Procurement Requirements

00 11 16 Invitation to Bid 00 21 15 Instructions to Bidders - EJCDC 00 31 00 Available Project Information 00 41 43 Bid Form - Unit Price (Single-Prime Contract)

Contracting Requirements 00 52 15 Agreement Form - EJCDC Stipulated Sum (Single-Prime Contract) 00 72 15 General Conditions - EJCDC Stipulated Sum (Single-Prime Contract) C-700 EJCDC Standard General Conditions of the Construction Contract

Section Title Specifications Group

General Requirements Subgroup Division 01 - General Requirements

01 10 00 Summary 01 20 00 Price and Payment Procedures 01 22 00 Unit Prices 01 23 00 Alternates 01 30 00 Administrative Requirements, Project Management, and Coordination 01 32 00 Construction Progress Documentation 01 33 00 Submittal Procedures 01 73 00 Execution 01 74 19 Construction Waste Management and Disposal 01 78 39 Project Record Documents

Existing Conditions Subgroup Division 02 – Existing Conditions

02 41 13 Selective Site Removal

Section: 00 01 10 - Table Of Contents Page: 1

Contract: SP-2026-01 Project: South Ellerbe Restoration Phase 3B Stream & Wetland Restoration Date: September 30, 2026

Engineering & Stormwater Division Environmental & Street Services Department City of Durham, North Carolina

Facility Construction Subgroup Division 03 - Concrete

03 11 00 Concrete Formwork 03 15 00 Concrete Accessories

03 15 13 Waterstops 03 15 16 Concrete Joints 03 20 00 Concrete Reinforcing 03 30 00 Cast-In-Place Concrete 03 33 00.01 Landscape Architectural Cast-In-Place Concrete 03 45 00 Precast Architectural Concrete Landscape 03 48 00 Precast Concrete Specialties

Division 05 - Metals 05 12 33 Structural Steel for Bridges 05 73 00 Decorative Metal Railings

Division 07 - Thermal and Moisture Protection 07 90 00 Joint Protection

Division 13 - Special Construction 13 27 00 Trash Collection Vault

Site and Infrastructure Subgroup Division 31 - Earthwork

31 10 00 Site Clearing 31 10 10 Temporary Tree and Plant Protection 31 20 00 Earth Moving 31 20 50 Stream and Wetland Restoration 31 23 00 Excavation and Fill - Structural 31 23 17 Trenching, Backfilling, and Compaction of Utilities 31 23 19 Dewatering 31 23 24 Flowable Fill 31 25 00 Erosion and Sedimentation Control

Division 32 – Exterior Improvements 32 11 16 Aggregate Base Course 32 12 16 Asphalt Paving 32 13 13 Concrete Paving 32 13 16 Decorative Concrete Paving

32 13 73 Concrete Paving Joint Sealants 32 33 00 Site Furnishings 32 92 00 Turf and Grasses

Section: 00 01 10 - Table Of Contents Page: 2

Contract: SP-2026-01 Project: South Ellerbe Restoration Phase 3B Stream & Wetland Restoration Date: September 30, 2026

Engineering & Stormwater Division Environmental & Street Services Department City of Durham, North Carolina

32 93 00 Plants Division 33 – Utilities

33 01 31 Manhole Grade Adjustment 33 01 32 Sewer and Manhole Testing 33 05 14 Public Manholes and Structures 33 05 17 PreCast Concrete Valve Vaults and Meter Boxes 33 11 13 Water Distribution – Piping 33 12 13 Water Distribution – Connections 33 12 16 Water Distribution – Valves 33 12 16 Water Distribution – Fire Hydrants 33 13 00 Water Distribution – Disinfection 33 31 13 Sanitary Sewer Piping 33 41 00 Storm Utility Drainage Piping 33 49 13 Storm Drainage Structures

List of Appendices Appendix A Non-Collusion Affidavit Forms for Bidder and Subcontractor Appendix B Bid Bond Forms

Appendix C Contractor Safety Record Appendix D Adverse Weather Conditions Form Appendix E Submittal Transmittal Form and Submittal Register Form Appendix F Project Information Sheet Appendix G Performance Bond and Payment Bond Forms Appendix H Reimbursement Sales and Use Tax Statement Forms Appendix I Topographic and As-Built Surveys Appendix J Report of Subsurface Exploration and Geotechnical Engineering Evaluation Appendix K Permits

Appendix L Department of Environmental Quality, Division of Water Infrastructure, Water Infrastructure Grants Legal Requirements Quick Reference Guide

Appendix M City of Durham Uniform Guidance Contract Clauses for Federal Funding (UGCCFF)

Appendix N West Trinity Asphalt Field Reports Appendix O AutoCAD Release Agreement Appendix P Sculpture Foundation Design Plans

End of Section 00 01 10

Section: 00 01 10 - Table Of Contents Page: 3

Section 00 11 16 Invitation to bid

Contract: SP-2026-01

Project: South Ellerbe Restoration Phase 3B: Stream and Wetland Restoration

Owner:

City of Durham 101 City Hall Plaza Durham, North Carolina 27701

Issuing Office:

Attention: Sandra Wilbur, PE City of Durham Environmental & Street Services Department, Engineering & Stormwater Division 101 City Hall Plaza Durham, North Carolina 27701

(919) 560-4326 Ext. 30286 Watersheds@DurhamNC.gov

Engineer:

Attention: Angela Allen, PE Wildlands Engineering, Inc.

312 West Millbrook Road, Suite 225 Raleigh, North Carolina 27609

(919) 851-9986 AAllen@WildlandsEng.com

Date: September 30, 2026

The City of Durham will open sealed formal Bids submitted by Bidders at 10:00 am, November 17, 2026, for Contract SP-2026-01, Project: South Ellerbe Restoration Phase 3B: Stream and Wetland Restoration in City Hall Conference Room 1A, First Floor, 101 City Hall Plaza, Durham, North Carolina.

The Work involves the furnishing of all materials, labor, equipment, tools, etc. unless otherwise specified, for construction of the stream and wetland restoration project, retaining walls, and surrounding facility and site amenities as described herein for the project site located at 808 W Trinity Avenue, Durham, North Carolina. Work under this contract will include construction of a stream and wetland restoration, stormwater outfall modifications, earthen embankment and water control structure, retaining walls, greenway trail, maintenance path, pedestrian plazas, and hardscaped areas, as shown on the Construction Drawings.

Beginning 5:00 pm on September 30, 2026, the Project Manual including Bidding Documents, Contract Documents, and Technical Specifications, including Drawings, may be viewed and downloaded, free of charge, from the City of Durham, Department of Finance, Purchasing Division web site:

http://durhamnc.gov/bids.aspx. City of Durham Standards, Specifications, and Standards Details may be downloaded at: http://durhamnc.gov/3626

Bidders are encouraged to attend and participate in the onsite pre-bid conference at 10:00 am on October 15, 2026, at 814 Dacian Ave. Durham, NC 27701. The onsite meeting will convene at the intersection of

SECTION 00 11 16 - Invitation To Bid

Contract: SP-2026-01

Project: South Ellerbe Restoration Phase 3B: Stream and Wetland Restoration

Owner:

mailto:Watersheds@DurhamNC.gov mailto:AAllen@WildlandsEng.com http://durhamnc.gov/bids.aspx.

http://durhamnc.gov/3626

City of Durham 101 City Hall Plaza Durham, North Carolina 27701

Issuing office:

Attention: Sandra Wilbur, PE City of Durham Environmental & Street Services Department, Engineering & Stormwater Division 101 City Hall Plaza Durham, North Carolina 27701

(919) 560-4326 Ext. 30286 Watersheds@DurhamNC.gov

Engineer:

Attention: Angela Allen, PE Wildlands Engineering, Inc.

312 West Millbrook Road, Suite 225 Raleigh, North Carolina 27609

(919) 851-9986 AAllen@WildlandsEng.com

Date: September 30, 2026

Dacian Avenue and the South Ellerbe Creek Greenway. Parking is available in the 800 block of Dacian Avenue (east of Duke Street). Representatives from the City of Durham’s Environmental & Street Services Department and from the Engineer will be present to discuss the Project. The onsite pre-bid conference will be weather dependent. All risks associated with site access will be the sole responsibility of the Bidder, recognizing that debris and other potential hazards may be encountered.

To ensure that all Bidders using the Purchasing Division’s web site are kept up to date on any Addenda, changes, or information notices, please send an e-mail to Watersheds@DurhamNC.gov indicating your intention to prepare a Bid for the Project. Failure to complete this step may render your Bid as non-responsive.

Contract: SP-2026-01

Project: South Ellerbe Restoration Phase 3B: Stream and Wetland Restoration

Sites: 808 W Trinity Ave Durham, NC 27701

The City of Durham requires the Project to be completed in 700 calendar days from date of Notice to Proceed.

mailto:Watersheds@DurhamNC.gov mailto:AAllen@WildlandsEng.com mailto:Watersheds@DurhamNC.gov

Each Bidder is advised that the Work may be inspected and supervised by the Engineer under the direction of the City of Durham. The Engineer may also be involved in the identification of specific repair areas and the proposed method of repairs for the Site Work.

Each Bidder must be licensed under Chapter 87 of the North Carolina General Statutes. The City of Durham’s council reserves the right to reject any or all the bids. All bids must include a non-collusion affidavit.

No Bid shall be considered or accepted unless at the time of its filing the same shall be accompanied by a deposit of cash or a certified or cashier's check drawn on a bank or trust company insured by the Federal Deposit Insurance Corporation (FDIC), in an amount equal to five percent (5%) of the amount of the Bid. The check shall be made payable to the City of Durham. Said deposit shall guarantee that the Contract will be entered into by the successful Bidder if the award is made. Such deposit of cash or certified or cashier's check may be held by the City until the successful Bidder has executed and delivered the Contract Documents, including performance and payment bond, to the City of Durham and returned or kept in accordance with North Carolina General Statute 143-129.

In lieu of the cash deposit or certified or cashier’s check mentioned above, the Bidder may file a Bid bond in the same amount executed by a corporate surety authorized to execute such bonds in North Carolina and conditioned as provided by North Carolina General Statute 143-129 and in the form attached to the Bidding Documents (see Appendix B) or on file with the Engineer. Bid bond forms enclosed as part of the Bidding Documents must be properly executed at the time Bids are submitted before Bid will be considered. Properly executed Power of Attorney of the corporate surety's agent shall accompany such bond and be attached to the page provided therefore in the Bidding Documents.

Refer to other Bidding requirements described in Section 00 21 15, Section 00 31 00, and Section 00 41 43.

Bids shall be submitted under a condition of irrevocability, except as required by law, for a period of forty-five (45) days after Bid opening.

The City of Durham reserves the right to accept or reject any or all Bids.

END OF SECTION 00 11 16

SECTION 00 11 16 - Invitation To Bid

PAGE: 2

Contract: SP-2026-01 South Ellerbe Restoration Phase 3B Stream & Wetland Restoration Date: September 30, 2026

Engineering & Stormwater Division Project:

Environmental & Street Services

Department City of Durham, North Carolina

Division 00 – Procurement and Contracting Requirements

Section 00 21 15 Instructions to bidders - EJCDC

1.1 Summary

A. Section includes:

1. Defined terms.

2. Copies of Project Manual.

3. Qualifications of Bidders.

4. Examination of Project Manual, other related data, and Site.

5. Pre-Bid conference.

6. Site and other areas.

7. Interpretations and Addenda.

8. Bid security.

9. Contract Times.

10. Liquidated damages.

11. Substitute and “or-equal” items.

12. Subcontractors, suppliers, and others.

13. Preparation of Bid.

14. Basis of Bid; comparison of Bids.

15. Submittal of Bid.

16. Modification and withdrawal of Bid.

17. Opening of Bids.

18. Bids to remain subject to acceptance.

19. Evaluation of Bids and award of Contract.

20. Contract security and insurance.

21. Signing of Agreement.

22. Sales and use taxes.

B. Related Sections:

1. Division 00 Section 00 11 16 - Invitation to Bid.

2. Division 00 Section 00 31 00 - Available Project Information.

3. Division 00 Section 00 41 43 - Bid Form - Unit Price (Single-Prime Contract).

4. Division 00 Section 00 52 15 – Agreement Form – EJCDC Stipulated Sum (Single-Prime Contract).

Section: 00 21 15 - Instructions To Bidders - EJCDC

South Ellerbe Restoration Phase 3B Stream & Wetland Restoration Date: September 30, 2026

Engineering & Stormwater Division Project:

Environmental & Street Services

Department City of Durham, North Carolina

Division 00 – Procurement and Contracting Requirements

5. Division 00 Section 00 72 15 - General Conditions – EJCDC Stipulated Sum (Single-Prime Contract).

6. Bond types and values located in Section 1.9 of this specification.

C. Notice of Project Manual Changes and Updates

1. The Bidder is advised that these Bidding Documents and Contract Documents include numerous changes, revisions, and updates from prior City of Durham contracts.

1.2 Defined terms

A. Refer to Article 1 of the General Conditions.

1.3 Copies of Project Manual

A. The complete bidding documents are identified as the “Project Manual” which includes the Bidding Documents, Contract Documents, Construction Drawings, and Technical Specifications for Contract No. SP-2026-01, South Ellerbe Restoration Phase 3B: Stream and Wetland Restoration.

B. Project Manual may be viewed and downloaded from the City of Durham bid posting web site: https://www.durhamnc.gov/bids.aspx. To ensure that all Bidders using the City of Durham bid posting web site are kept up to date on any Addenda, changes, or information notices, please send an e-mail to Watersheds@DurhamNC.gov indicating your intention to prepare a Bid for the Project. Failure to complete this step may render your Bid as non-responsive.

C. A complete set of the Project Manual shall be used in preparing Bids; neither the City of Durham nor the Engineer assumes any responsibility for errors or misinterpretations resulting from the use of an incomplete set of the Project Manual.

D. Upon receipt of the Project Manual, Bidder shall verify that the Project Manual is complete. The Bidder shall notify the Engineer if they have received an incomplete Project Manual.

https://www.durhamnc.gov/bids.aspx

E. The City of Durham and Engineer, in making copies of the Project Manual available on the above terms, do so only for the purpose of obtaining Bids for the Work and do not confer a license or grant for any other use.

1.4 Qualifications of bidders

A. Notice under the Americans with Disabilities Act (ADA):

1. The City of Durham will not discriminate against qualified individuals with disabilities on the basis of disability. Anyone who requires an auxiliary aid or service for effective communications, or assistance to participate in City program, service, or activity should contact:

Attention: ADA Coordinator City of Durham 101 City Hall Plaza Durham, NC 27701

SECTION: 00 21 15 - Instructions To Bidders - EJCDC

Contract: SP-2026-01 South Ellerbe Restoration Phase 3B stream & wetland restoration Date: September 30, 2026

Engineering & stormwater division project:

Environmental & street services

Department City of Durham, North Carolina

Division 00 – Procurement and Contracting Requirements

Phone: (919) 560-1647 Email: ADA@DurhamNC.gov

All such requests should be submitted as soon as possible but no later than forty-eight (48) hours before any scheduled event.

B. Contractors are notified that Chapter 87, Article 1, General Statues of North Carolina, will be observed in receiving and awarding general contracts.

Contractors submitting bids on this Project shall be licensed under Chapter 87 of the North Carolina General Statutes as a General Contractor.

C. Contractor shall provide the following information in the Bid

1. The number of years the Contractor has been regularly engaged in similar Work.

tel:+19195601647 mailto:ADA@DurhamNC.gov%20

2. A list of the Contractor's personnel experienced to do the Work, including the Superintendent to oversee the Work, and a description of their experience with this type of Work.

3. A list of the Contractor's equipment in good condition and suitable for completion of the Contract.

4. A list of any North Carolina (N.C.) Division of Water Resources violations received within the past five years. Include an explanation of each violation and how it was addressed.

5. A list of a minimum of two similar projects completed in the last two years. Use the ‘Project Information Sheet’ found in Appendix F to provide information on past projects.

6. The Contractor or their selected Subcontractors shall also meet the minimum qualifications for the following subdivisions of Work:

1. Retaining Walls:

Installation of at least one concrete retaining wall with a minimum height of 10 feet and minimum length of 100 feet in the last five years Installation of at least one soldier pile retaining wall with a minimum height of 10 feet and minimum length of 100 feet in the last five years that included installation of anchors.

Provide a registered professional engineer who has developed a minimum of three excavation and dewatering plans.

Meet the qualifications standards for steel erection and installation of piles stated in the NCDOT Standard Specifications.

Third party concrete testing agencies shall meet the qualification standards stated in the NCDOT Standard Specifications.

2. Concrete Structures:

Section: 00 21 15 - Instructions To Bidders - EJCDC

Contract: SP-2026-01 South Ellerbe Restoration Phase 3B stream & wetland restoration Date: September 30, 2026

Engineering & Stormwater Division project:

Environmental & Street Services

Department City of Durham, North Carolina

Additional content from previous item (2):

Installation of multiple dam embankments with a cumulative length exceeding 500 feet with at least one dam and spillway with a minimum embankment height of 20 feet. The installation shall also include placement of riprap, reinforced concrete spillway, and wing wall construction.

Meet the qualifications standards for steel erection and installation of piles stated in the NCDOT Standard Specifications.

Provide a registered professional engineer who has developed a minimum of three excavation and dewatering plans.

Contractor certified by the Precast/Prestressed Concrete Institute (PCI) or National Precast Concrete Association (NPCA).

Third party concrete testing agencies shall meet the qualification standards stated in the NCDOT Standard Specifications.

Contractor to have experience using urethane or plastic formliners on cast in place retaining walls.

3. Concrete Flat Work experience with the following:

Detailed saw cut scoring, including along curves.

Fine grading between 1% and 2% slopes Integral color concrete using multiple colors poured along curves.

Specialty finishes such as bead blast or retardant.

4. Stream and Wetland Restoration:

Minimum of 100,000 linear feet of stream restoration and 50 acres of wetland restoration or enhancement

5. Landscape Planting and Turf Installation:

Installer of landscape plantings and turf shall be a member in good standing of either the National Association of Landscape Professionals, American Nursery and Landscape Association, or AmericanHort.

Minimum five years of experience in installation of landscape plantings and turf.

Field supervisor shall have certification in one of the following categories: National Association of Landscape Professionals Landscape Industry Certified Exterior Technician, National Association of Landscape Professionals Landscape Industry Certified Horticultural Technician, or actively licensed by the North Carolina Landscape Contractors’ Licensing Board.

Section: 00 21 15 - Instructions to Bidders - EJCDC Page: 4

Contract: SP-2026-01 South Ellerbe Restoration Phase 3B Stream & Wetland Restoration Date: September 30, 2026

Engineering & Stormwater Divisinproject:

Environmental & Street Services

Department

Additional content from previous item (5):

State of North Carolina commercial license for all personnel who handle herbicides and pesticides.

Contractor has started and installed plants per specifications and installation schedule for one specific project with quantities, amounting to at least three-quarters (3/4) of those specified for South Ellerbe Restoration – Phase 3B: Stream and Wetland Restoration.

Experience with Contract planting includes species of varying sizes, habits and habitats:

Mesic communities (including water-dwelling):

Trees – bare root, tubelings, B&B Shrubs – bare root, tubelings, container Graminoids – plugs and seeds Forbs – plugs and seeds

6. Boardwalk Manufacturing and Installation:

Minimum experience of 5 years or 50 boardwalk projects in design, production, and field consultation.

Components shall be factory fabricated and engineered by single entity. Capability to manufacture precast components with the use of hot rolled steel skin in reinforced steel forms.

Registered to do business in North Carolina.

In-house color mixing facilities for color pigmentation.

Certified by the Precast/Prestressed Concrete Institute (PCI) or National Precast Concrete Association (NPCA).

7. Stonework

Transporting, placing, stacking boulders up to 8’ long by 5’ wide by 2.5’ high while maintaining the integrity of the stone’s specified characteristics, including the moss/lichen occupying the surface.

Locating boulders up to 8’ long by 5’ wide by 2.5’ high directly adjacent to above-ground structures, including but not limited to, concrete retaining walls and between two adjacent walls.

Locating boulders up to 8’ long by 5’ wide by 2.5’ high within environmentally sensitive landscapes, like Regenerative Stormwater Conveyance, stormwater management basins and their side slopes (3:1).

8. Material Reuse

Contractor has experience harvesting and storing materials found on-site, specified to be repurposed within the design plan, as well as the placement of said materials.

Section: 00 21 15 - Instructions To Bidders - EJCDC

Contract: SP-2026-01 South Ellerbe Restoration Phase 3B Stream & Wetland Restoration Date: September 30, 2026

Engineering & Stormwater Division Project:

Environmental & Street Services

Department City of Durham, North Carolina

Deconstruction of concrete sidewalk into specified size ranges (between 1.5’ and 4’ either dimension).

D. Contract Safety Record Information

1. The Contractor shall include the information requested on the “Contract Safety Record Information” form (included in Appendix C) in the Bid.

Failure to provide the requested information and documentation may result in rejection of the Bid as non-responsive.

E. State Treasurer’s lists regarding Iran and Boycott of Israel: Contractor affirms (by submitting a proposal) that (1) its name does not appear on the list of companies that are engaged in a boycott of Israel developed by the N. C. State Treasurer under N.C.G.S. 14786.81(a)(1) or on a list created by the Treasurer pursuant to N.C.G.S. 14786.58 as a company engaging in investment activities in Iran, and (2) it has no reason to expect that its name will appear on either of those lists. Take notice that a contract between a company named on either list and the City may be void.

1.5 Examination of Project Manual, other related data, and Site

A. For Subsurface and Physical Conditions, Division 00 Section 00 31 00 identifies:

1. Those reports of explorations and tests of subsurface conditions at or contiguous to the Site that the Engineer has used in preparing the Project Manual.

2. Those drawings of physical conditions in or relating to existing surface and subsurface structures at or contiguous to the Site (except Underground Facilities) that the Engineer has used in preparing the Project Manual.

B. Copies of reports and drawings referenced in Paragraph 1.5.A.1 are provided in Appendix J. Those reports and drawings are not part of the Contract Documents, but the “technical data” contained therein upon which the Bidder is entitled to rely on and have been identified and established as provided in Paragraph 4.02 of the General Conditions. Bidder is responsible for any interpretation or conclusion Bidder draws from any “technical data” or any other data, interpretations, opinions, or information contained in such reports or shown or indicated in such drawings.

C. Underground Facilities

1. Information and data shown or indicated in the Project Manual with respect to existing Underground Facilities at or contiguous to the Site is based upon information and data furnished to the City of Durham and Engineer by owners of such Underground Facilities, including the City of Durham, or others.

D. Hazardous Environmental Condition

1. The General Conditions identify those reports and drawings related to a Hazardous Environmental Condition identified at the Site, if any, that Engineer has used in preparing the Project Manual.

2. Copies of reports and drawings referenced in Paragraph 1.5.A.1 are provided in Appendix J. Impacted Site soils referenced in those reports were removed

Section: 00 21 15 - Instructions To Bidders - EJCDC

Contract: SP-2026-01 South Ellerbe Restoration Phase 3B Stream & Wetland Restoration Date: September 30, 2026

Engineering & Stormwater Division Project:

Environmental & Street Services

Department City of Durham, North Carolina

The site in previous phases. Those reports and drawings are not part of the Contract Documents, but the “technical data” contained therein upon which Bidder is entitled to rely on and have been identified and established as provided in Paragraph 4.06 of the General Conditions. Bidder is responsible for any interpretation or conclusion Bidder draws from any “technical data” or any other data, interpretations, opinions, or information contained in such reports or shown or indicated in such drawings.

E. Provisions concerning responsibilities for the adequacy of data furnished to prospective Bidders with respect to subsurface conditions, other physical conditions and Underground Facilities, and possible changes in the Project Manual due to differing or unanticipated conditions appear in Paragraph 4.04 of the General Conditions. Provisions concerning responsibilities for the adequacy of data furnished to prospective Bidders with respect to Hazardous Environmental Conditions at the Site, if any, and possible changes in the Project Manual due to any Hazardous Environmental Condition uncovered or revealed at the Site which was not shown or indicated in the Construction Drawings or Technical Specifications or identified in the Contract Documents to be within the scope of the Work appear in Paragraph 4.06 of the General Conditions.

F. On request, the City of Durham will provide Bidder access to the Site to conduct such examinations, investigations, explorations, tests, and studies as Bidder deems necessary for submission of a Bid. Bidder shall fill all holes and clean up and restore the Site to its former condition upon completion of such explorations, investigations, tests, and studies. Bidder shall comply with all applicable Laws and Regulations relative to excavation and utility locates. All requests for access to the Site must be received forty-eight (48) hours prior to the preferred time of access. All Site access requests must be made to and coordinated with Sandra Wilbur (Watersheds@DurhamNC.gov, (919) 560-4326, Ext. 30286). The Bidder may not access any Site without written permission from the City of Durham.

G. Reference is made to Paragraph 7.04 of the General Conditions for the identification of the general nature of other work that is to be performed at the Site by the City of Durham or others (such as electrical utilities and other contractors) that relates to the Work contemplated by these Project Manual. On request, the City of Durham will provide to each Bidder for examination access to or copies of Contract Documents (other than portions thereof related to price) for such other work.

H. It is the responsibility of each Bidder before submitting a Bid to:

1. Examine and carefully study the Project Manual, the other related data identified in the Project Manual, and any Addenda;

2. Visit the Site and become familiar with and satisfy Bidder as to the general, local, and site conditions that may affect cost, progress, and performance of the Work;

3. Become familiar with and satisfy Bidder as to all federal, state, and local Laws and Regulations that may affect cost, progress, and performance of the Work;

1. Part of the Work is funded through the American Rescue Plan Act

Section: 00 21 15 - Instructions To Bidders - EJCDC

Additional content from previous item (3): (ARPA), and Bidder must comply with North Carolina Department of Environmental Quality Division of Water Infrastructure’s Water Infrastructure Grants Legal Requirements (Appendix L) and the City of Durham’s Uniform Guidance Contract Clauses for Federal Funding (Appendix M);

Contract: SP-2026-01 South Ellerbe Restoration Phase 3B Stream & Wetland Restoration Date: September 30, 2026

Engineering & Stormwater Division Project:

Environmental & Street Services

Department City of Durham, North Carolina

4. Carefully study all:

1. reports of explorations and tests of subsurface conditions, geotechnical borings, and groundwater levels at or contiguous to the Site and all drawings of physical conditions in or relating to existing surface or subsurface structures at or contiguous to the Site (except Underground Facilities) which have been identified in Paragraph 4.02 of the General Conditions, and

2. reports and drawings of Hazardous Environmental Conditions at the Site which have been identified in Paragraph 4.06 of the General Conditions;

5. Obtain and carefully study (or accept consequences of not doing so) all additional or supplementary examinations, investigations, explorations, tests, studies, and data concerning conditions (surface, subsurface, and Underground Facilities) at or contiguous to the Site which may affect cost, progress, or performance of the Work or which relate to any aspect of the means, methods, techniques, sequences, and procedures of construction to be employed by Bidder, including applying and specific means, methods, techniques, sequences, and procedures of construction expressly required by the Project Manual, and safety precautions and programs incident thereto;

6. Agree at the time of submitting its Bid that no further examinations, investigations, explorations, tests, studies, or data are necessary for the determination of its Bid for performance of the Work at the price(s) bid and within the times and in accordance with the other terms and conditions of the Project Manual;

7. Become aware of the general nature of the Work to be performed by the City of Durham and others at the Site that relates to the Work as indicated in the Project Manual;

8. Correlate the information known to Bidder, information and observations obtained from visits to the Site, reports and drawings identified in the Project Manual, and all additional examinations, investigations, explorations, tests, studies, and data with the Project Manual;

9. Promptly give Engineer written notice of all conflicts, errors, ambiguities, omissions, or discrepancies that Bidder discovered in the Project Manual and confirm that the written resolution thereof by Engineer is acceptable to Bidder; and

10. Determine that the Project Manual is generally sufficient to indicate and convey understanding of all terms and conditions for the performance of the Work.

SECTION: 00 21 15 - Instructions To Bidders - EJCDC

Contract: SP-2026-01 South Ellerbe Restoration Phase 3B Stream & Wetland Restoration Date: September 30, 2026

Engineering & Stormwater Division Project:

Environmental & Street Services

Department City of Durham, North Carolina

I. The submission of a Bid will constitute an incontrovertible representation by the Bidder that Bidder has complied with every requirement of this Paragraph 1.5, that without exception the Bid is premised upon performing and furnishing the Work required by the Project Manual and applying any specific means, methods, techniques, sequences, and procedures of construction that may be shown or indicated or expressly required by the Project Manual, that Bidder has given Engineer written notice of all conflicts, errors, ambiguities, and discrepancies that Bidder has discovered in the Project Manual and the written resolutions thereof by Engineer are acceptable to Bidder, and that the Project Manual is generally sufficient to indicate and convey understanding of all terms and conditions for the performing and furnishing of the Work.

1.6 Pre-bid conference

A. An onsite pre-Bid conference will be held at 10:00 am on October 15, 2026, at 814 Dacian Ave. Durham, NC 27701. The onsite meeting will convene at the intersection of Dacian Avenue and the South Ellerbe Creek Greenway. Parking is available in the 800 block of Dacian Avenue (east of Duke Street). Representatives from the City of Durham’s Environmental and Street Services and from the Engineer will be present to discuss the

Project. Bidders are encouraged to attend and participate in the conference. Bidder questions pertaining to the Work will be addressed at the pre-Bid conference.

B. The onsite pre-Bid conference will be weather dependent. As construction of Phase 3A will be underway at the Site (under a separate contract), personal protective equipment including a hard hat and high visibility clothing should be worn if potential bidders enter the limits of disturbance of Phase 3A. All risks associated with site access will be the sole responsibility of the bidder recognizing that debris and other potential hazards may be encountered.

C. Construction of the Project is partially funded by Federal funds. As such, Contractor must comply with the Environmental Protection Agency’s (EPA) Disadvantaged Business Enterprises (DBE) Program requirements outlined in Part 1.13.A.1 of this Section, Bidder questions pertaining to Federal DBE requirements will be addressed at the pre-Bid conference.

D. Engineer will transmit to all prospective Bidders of record such Addenda as Engineer considers necessary in response to questions arising from the pre-Bid conference. Oral statements may not be relied upon and shall not be binding or legally effective.

1.7 Site and other areas

A. The Site is identified in the Project Manual. Right-of-Entry and easements for permanent structures or permanent changes in existing facilities are to be obtained and paid for by the City of Durham unless otherwise provided in the Project Manual. All additional lands and access thereto required for temporary construction facilities, construction equipment, or storage of materials and equipment to be incorporated in the Work are to be obtained and paid for by the Contractor.

1.8 Interpretations and Addenda

A. All questions about the meaning or intent of the Project Manual are to be submitted to

SECTION: 00 21 15 - Instructions To Bidders - EJCDC

PAGE: 9

Additional content from previous item (A): Engineer in writing. Interpretations or clarifications considered necessary by Engineer in response to such questions will be issued by Addenda electronically mailed or delivered to all parties recorded by Engineer as having received the Project Manual. All Addenda will also be posted on the City of Durham bid posting web site: http://durhamnc.gov/Bids.aspx

B. Questions received less than seven (7) calendar days prior to the date for opening of Bids may not be answered. Only questions answered by Addenda will be binding. Oral and other interpretations or clarifications shall be without legal effect.

C. Addenda may be issued to clarify, correct, or change the Project Manual as deemed advisable by the City of Durham or Engineer.

1.9 Bid security

http://durhamnc.gov/Bids.aspx

A. No Bid shall be considered or accepted unless at the time of its filing the same shall be accompanied by a deposit of cash or a certified or cashier's check drawn on a bank or trust company insured by the Federal Deposit Insurance Corporation (FDIC), in an amount equal to five percent (5%) of the amount of the Bid. The check shall be made payable to the City of Durham. Said deposit shall guarantee that the Contract shall be entered into by the Successful Bidder if the award is made.

B. In lieu of the cash deposit or certified or cashier's check mentioned above, the Bidder may file a Bid bond in the same amount executed by a corporate surety authorized to execute such bonds in North Carolina and conditioned as provided by North Carolina General Statute 143-129 and in the form in Appendix B the Project Manual or on file with the Engineer. Bid bond forms must be properly executed at the time Bids are submitted before Bid will be considered. Properly executed Power of Attorney of the corporate surety's agent shall accompany such bond and be attached to the page providedtherefore in the Contract Documents.

C. The Bid security of the Successful Bidder shall be retained until such Bidder has executed the Contract Documents, furnished the required contract security and met the other conditions of the Notice to Award, whereupon the Bid Security will be returned. If the Successful Bidder fails to execute and deliver the Contract Documents and furnish the required contract security within fifteen (15) days after the Notice of Award, the City of Durham may annul the Notice of Award and the Bid Security of that Bidder will be forfeited. The Bid security of other Bidders whom the City of Durham believes to have a reasonable chance of receiving the award may be retained by the City of Durham until the earlier of seven (7) days after the Effective Date of the Agreement or sixty-one (61) days after the Bid opening, whereupon Bid security furnished by such Bidders will be returned.

D. Bid security of other Bidders who the City of Durham believes do not have a reasonable chance of receiving the award will be returned within seven

(7) days after the Bid opening.

E. In the event the Contract is not awarded, all Bid securities will be returned within seven (7) days after the Bid opening.

1.10 Contract times

Section: 00 21 15 - Instructions To Bidders - EJCDC

Contract: SP-2026-01 South Ellerbe Restoration Phase 3B Stream & Wetland Restoration Date: September 30, 2026

Engineering & Stormwater Division Project:

Environmental & Street Services

Department City of Durham, North Carolina

A. The number of days within which, or the dates by which, the Work is to be substantially completed and ready for final payment are set forth in the Agreement.

1.11 Liquidated damages

A. Provisions for liquidated damages, if any, are set forth in the Agreement.

1.12 Substitute and “or-equal” items

A. The Contract, if awarded, will be on the basis of materials and equipment specified or described in the Project Manual without consideration of possible substitute or “or-equal” items.

B. Application for review of substitute or “or-equal” materials or equipment prior to submitting of Bids shall be in accordance with Section 133-3 of the North Carolina General Statutes, and the following procedures. Application for review of substitute or “or-equal” materials or equipment shall be by Bidders. Applications will not be considered from suppliers, distributors, or subcontractors. Bidders shall submit applications to Engineer at least twenty

(20) days prior to the date for the opening of Bids. Documentation shall be in accordance with Paragraph 6.05 of the General Conditions. Judgment concerning substitutes and “or-equal” reviews will be determined by Engineer. Material and equipment, which are accepted because of such review, will be identified as part of an Addendum.

C. Application for review of substitute or “or-equal” materials and equipment, which are received after twenty (20) days prior to the date for the opening of Bids, will not be considered by the Engineer until after the Effect Date of the Agreement. The procedure for submission of any application for review of substitute or “or-equal” items by Contractor and consideration by Engineer is set forth in Paragraph 6.05 of the General Conditions and may be supplemented in the Project Requirements.

D. Any Bid conditioned upon furnishing equipment or materials which are not responsive to the Project Manual will be rejected.

1.13 Subcontractors, suppliers, and others

A. Equal Business Opportunity Program (EBOP)

1. Construction of the Project is partially funded by Federal funds. As such, Contractor must comply with US Environmental Protection Agency (EPA) Disadvantaged Business Enterprise (BDE) program requirements as elaborated in the Code of Federal Regulations (CFR), Title 40/Chapter I/ Subchapter B/ Part 33. EPA Minority Business Enterprise (MBE) and Woman Business Enterprise (WBE) participation goals are 10.9% and 10.4%, respectfully. Bidders must use Federally certified MBEs/WBEs. A listing of Federally certified MBE and WBE firms is available through the Federal Department of Transportation database at: Table of State DBE Website Links | US Department of Transportation , or the Small Business Administration database at: ,SBA . Dynamic Small Business Search.

2. The Bids will be evaluated and the Contract awarded in accordance with statutory public contract requirements in Title 40/Chapter I/ Subchapter B/ Part

SECTION: 00 21 15 - Instructions To Bidders - EJCDC https://www.ecfr.gov/current/title-40/chapter-I/subchapter-B/part-33 https://www.ecfr.gov/current/title-40/chapter-I/subchapter-B/part-33 https://www.ecfr.gov/current/title-40/chapter-I/subchapter-B/part-33 https://www.transportation.gov/DBE%20State%20Websites https://www.transportation.gov/DBE%20State%20Websites https://dsbs.sba.gov/search/dsp_dsbs.cfm

South Ellerbe Restoration Phase 3B Stream & Wetland Restoration Date: September 30, 2026

Engineering & Stormwater Division Project:

Environmental & Street Services

Department City of Durham, North Carolina

33 and as supplemented by the State of NC HUB program forms with Bids. The following forms, available to download from https://www.deq.nc.gov/wi/design/nc-division-water-infrastructure-dbe-package-2020-3-02/download are mandatory and must be filled out and returned with the Bid proposal.

1. Good Faith Efforts Form

2. Table A: Prime Contractor and list of selected subcontractors

3. Table B: Subcontract Solicitation List

3. Any bids submitted without these completed form(s) may be deemed as “nonresponsive.”

B. All Bidders shall identify on their bid the Subcontractors selected for subdivisions or branches of work, and provide evidence that the selected Subcontractors meet the qualifications specified in Part 1.4.

C. A Bidder whose bid is accepted shall not substitute any person as Subcontractor in the place of the Subcontractor listed in the original bid, except (i) if the listed Subcontractor's bid is later determined by the Contractor to be nonresponsible or nonresponsive or the listed Subcontractor refuses to enter into a contract for the complete performance of the bid work, or (ii) with the approval of the City of Durham for good cause shown by the Contractor.

D. The terms, conditions, and requirements of each contract between the Contractor and a Subcontractor shall incorporate by reference the terms, conditions, and requirements of the Agreement between the Contractor and the City of Durham.

E. If the City of Durham or Engineer, after due investigation, has reasonable objection to any proposed Subcontractor, Supplier, individual, or entity, the City of Durham may, before the Notice of Award is given, request apparent Successful Bidder to submit a substitute, without an increase in the Bid.

F. If apparent Successful Bidder declines to make any such substitution, the City of Durham may award the Contract to the next lowest Bidder that proposes to use acceptable Subcontractors, Suppliers, individuals, or entities. Declining to make requested substitutions will not constitute grounds of forfeiture of the Bid security of any Bidder. Any Subcontractor, Supplier, individual, or entity so listed and against which the City of Durham or Engineer makes no written objection prior to giving of the Notice of Award will be deemed acceptable to the City of Durham and Engineer subject to revocation of such acceptance after the Effective Date of the Agreement as provided in Paragraph 6.06 of the General Conditions.

G. Contractor shall not be required to employ any Subcontractor, Supplier, individual, or entity against whom Contractor has reasonable objection.

https://www.deq.nc.gov/wi/design/nc-division-water-infrastructure-dbe-package-2020-3-02/download

1.14 Preparation of bid

A. The approved Bid form is included with the Project Manual. Additional copies maybe obtained from the Engineer. All Bids must be submitted on the approved Bid form.

SECTION: 00 21 15 - Instructions To Bidders - EJCDC

PAGE: 12

Contract: SP-2026-01 South Ellerbe Restoration Phase 3B Stream & Wetland Restoration Date: September 30, 2026

Engineering & Stormwater Division Environmental & Street Services Department City of Durham, North Carolina

B. The unit prices for specific items shall reflect all costs associated with furnishing, installing all items of Work as indicated on the Drawings and Technical Specifications, complete, in place and accepted, per the City of Durham Standards and Specifications, North Carolina Department of Transportation (NCDOT) Standards and Specifications, and the North…