Addendum 2.pdf

COMMONWEALTH OF KENTUCKY

DEPARTMENT FOR FACILITIES AND SUPPORT SERVICES

DIVISION OF ENGINEERING AND CONTRACT ADMINISTRATION

INVITATION TO BID NO: RFB-213-25

FOR: Roof Replacement

Fitness Center Lake Barkley State Resort Park Department of Parks Cadiz, Kentucky

DATE: June 30, 2025

RFB-785-2500000744

ADDENDUM NO. Two (2)

BIDDER SHALL CONFORM TO THE FOLLOWING CHANGES AS SAME SHALL BECOME BINDING

UPON THE CONTRACT TO BE ISSUED IN RESPONSE TO THIS INVITATION TO BID.

Item 1: Refer to addendum to be distributed by Lynn Imaging for all additions, deletions, and/or changes to specifications and/or drawings.

END OF ADDENDUM

Invitation to Bid No. RFB-213-25 For: Roof Replacement

Fitness Center Lake Barkley State Resort Park Department of Parks Cadiz, Kentucky

Janis Wilhoite, Statewide Procurement Analyst II Division of Engineering and Contract Administration

Fitness Center Shingle Roof Replacement

Lake Barkley State Resort Park

Cadiz, Kentucky Acct No: 670-C9C3-CO47-00

TABLE OF CONTENTS 000110 - 1

DOCUMENT 000110 -TABLE OF CONTENTS

Section Title

000110 Table of Contents

DIVISION 1 - GENERAL REQUIREMENTS

011000 Special Conditions Appendix A: Climatography Data

DIVISION 2 - SITE CONSTRUCTION

024119 Selective Demolition

DIVISION 3 – CONCRETE (Not Used)

DIVISION 4 – MASONRY (Not Used)

DIVISION 5 – METALS (Not Used)

DIVISION 6 - WOOD AND PLASTICS

061053 Miscellaneous Rough Carpentry 061600 Sheathing

DIVISION 7 - THERMAL AND MOISTURE PROTECTION

070150 Preparation for Reroofing 073113 Asphalt Shingles 075419 Polyvinyl-Chloride (PVC) Roofing 075423 Thermoplastic-Polyolefin (TPO) Roofing 076200 Sheet Metal Flashing and Trim 077200 Roof Accessories 079200 Joint Sealants

DIVISION 8 - OPENINGS (Not Used)

DIVISION 9 – FINISHES (Not Used)

DIVISION 10 - SPECIALTIES (Not Used)

DIVISION 11 - EQUIPMENT (Not Used)

DIVISION 12 - FURNISHINGS (Not Used)

DIVISIONS 13 - SPECIAL CONSTRUCTION (Not Used)

DIVISIONS 14 - CONVEYING EQUIPMENT (Not Used)

END OF DOCUMENT 000110

ADDENDUM NO. 1 009113 - 1

SECTION 009113 – ADDENDUM NO. 1

PART 1 - GENERAL

1.1 GENERAL

A. This Addendum forms a part of the Contract Documents and modifies the original Bidding

Documents and previously issued Addenda, as noted below.

1. All unmodified portions remain if full force and effect.

2. Acknowledge receipt of this Addendum in the space provided on the Bid Form.

3. Failure to do so may subject Bidder to disqualification

B. Summary of Attachments:

1. Summary of Documents Attached for Reference: None.

2. Summary of Project Manual Documents Attached:

a. Supplemental Specifications:

1) SECTION 075419 - POLYVINYL-CHLORIDE (PVC) ROOFING

b. Revised Specifications:

1) SECTION 000110 -TABLE OF CONTENTS

3. Summary of Drawings Attached: The following drawings are attached to and are part of this Addendum:

a. Supplemental Drawings: None.

b. Revised Drawings: None.

C. Summary of Deletions:

1. Summary of Deleted Project Manual Documents: The following documents have been deleted in their entirety:

a. SECTION 075423 - THERMOPLASTIC-POLYOLEFIN (TPO) ROOFING

2. Summary of Deleted Drawings: None:

1.2 CHANGES TO PRIOR ADDENDA

A. None.

ADDENDUM NO. 1 009113 - 2

1.3 CHANGES TO PROCUREMENT AND CONTRACTING REQUIREMENTS

A. None.

1.4 CHANGES TO GENERAL REQUIREMENTS

A. None.

1.5 CHANGES TO SPECIFICATIONS

A. SECTION 000110 -TABLE OF CONTENTS:

1. DELETE "075423 - Thermoplastic-Polyolefin (TPO) Roofing" from Table of Contents.

2. ADD "075419 - Polyvinyl-Chloride (PVC) Roofing" to Table of Contents.

B. SECTION 075423 - THERMOPLASTIC-POLYOLEFIN (TPO) ROOFING:

1. DELETE Section in its entirety.

C. SECTION 075419 - POLYVINYL-CHLORIDE (PVC) ROOFING:

1. ADD Attached Section "075419 - POLYVINYL-CHLORIDE (PVC) ROOFING" in its entirety.

1.6 CHANGES TO DRAWINGS

A. Changes to Architectural Drawings: None

PART 2 - PRODUCTS (NOT USED)

PART 3 - EXECUTION (NOT USED)

END OF ADDENDUM NO. 1

POLYVINYL-CHLORIDE (PVC) ROOFING 075419 - 1

SECTION 075419 - POLYVINYL-CHLORIDE (PVC) ROOFING

PART 1 - GENERAL

1.1 SUMMARY

A. Section Includes:

1. Mechanically fastened, polyvinyl chloride (PVC) roofing system.

1.2 DEFINITIONS

A. Roofing Terminology: Definitions in ASTM D1079 and glossary in NRCA's "The NRCA Roofing Manual: Membrane Roof Systems" apply to work of this Section.

B. "Approved": When used to convey Architect's action on Contractor's submittals, applications, and requests, "approved" is limited to Architect's duties and responsibilities as stated in the Conditions of the Contract.

C. "Directed": A command or instruction by Architect. Other terms including "requested," "authorized," "selected," "required," and "permitted" have the same meaning as "directed."

D. "Indicated": Requirements expressed by graphic representations or in written form on Drawings, in Specifications, and in other Contract Documents. Other terms including "shown," "noted," "scheduled," and "specified" have the same meaning as "indicated."

E. "Regulations": Laws, ordinances, statutes, and lawful orders issued by authorities having jurisdiction, and rules, conventions, and agreements within the construction industry that control performance of the Work.

F. "Furnish": Supply and deliver to Project site, ready for unloading, unpacking, assembly, installation, and similar operations.

G. "Install": Unload, temporarily store, unpack, assemble, erect, place, anchor, apply, work to dimension, finish, cure, protect, clean, and similar operations at Project site.

H. "Provide": Furnish and install, complete and ready for the intended use.

I. "Project Site": Space available for performing construction activities. The extent of Project site is shown on Drawings and may or may not be identical with the description of the land on which Project is to be built.

J. “Manufacturer Qualifications”: A firm experienced in manufacturing products or systems similar to those indicated for this Project and with a record of successful in-service performance, as well as sufficient production capacity to produce required units. As applicable, procure products from manufacturers able to meet qualification requirements, warranty requirements, and technical or factory-authorized service representative requirements.

POLYVINYL-CHLORIDE (PVC) ROOFING 075419 - 2

K. “Installer Qualifications”: A firm or individual experienced in installing, erecting, applying, or assembling work similar in material, design, and extent to that indicated for this Project, whose work has resulted in construction with a record of successful in-service performance.

L. “Manufacturer's Technical Representative Qualifications”: An authorized representative of manufacturer who is trained and approved by manufacturer to observe and inspect installation of manufacturer's products that are similar in material, design, and extent to those indicated for this Project.

M. “Factory-Authorized Service Representative Qualifications”: An authorized representative of manufacturer who is trained and approved by manufacturer to inspect, demonstrate, repair, and perform service on installations of manufacturer's products that are similar in material, design, and extent to those indicated for this Project.

1.3 PREINSTALLATION MEETINGS

A. Preliminary Roofing Conference: Before starting roof deck construction, conduct conference at Project Site.

1.4 ACTION SUBMITTALS

A. Samples for Verification: For the following products:

1. Roof membrane and flashing, of color required.

1.5 CLOSEOUT SUBMITTALS

A. Warrantor's Verification: Documentation from existing roofing system warrantor verifying that existing system has been inspected and warranty remains in effect.

B. Maintenance Data: For roofing system to include in maintenance manuals.

1.6 DELIVERY, STORAGE, AND HANDLING

A. Deliver roofing materials to Project site in original containers with seals unbroken and labeled with manufacturer's name, product brand name and type, date of manufacture, approval or listing agency markings, and directions for storing and mixing with other components.

B. Store liquid materials in their original undamaged containers in a clean, dry, protected location and within the temperature range required by roofing system manufacturer. Protect stored liquid material from direct sunlight.

1. Discard and legally dispose of liquid material that cannot be applied within its stated shelf life.

C. Handle and store roofing materials, and place equipment in a manner to avoid permanent deflection of deck.

POLYVINYL-CHLORIDE (PVC) ROOFING 075419 - 3

1.7 FIELD CONDITIONS

A. Weather Limitations: Proceed with installation only when existing and forecasted weather conditions permit roofing system to be installed according to manufacturer's written instructions and warranty requirements.

1.8 WARRANTY

A. Existing Warranties: Remove, replace, patch, and repair materials and surfaces cut or damaged during selective demolition, by methods and with materials and using approved contractors so as not to void existing warranties. Notify warrantor before proceeding.

B. Notify warrantor on completion of work, and obtain documentation verifying that existing system has been inspected and warranty remains in effect. Submit documentation at Project closeout.

PART 2 - PRODUCTS

2.1 PERFORMANCE REQUIREMENTS

A. General Performance: Installed roofing and base flashings shall withstand specified uplift pressures, thermally induced movement, and exposure to weather without failure due to defective manufacture, fabrication, installation, or other defects in construction. Roof system and flashings shall remain watertight.

1. Accelerated Weathering: Roof membrane shall withstand 2000 hours of exposure when tested according to ASTM G152, ASTM G154, or ASTM G155.

2. Impact Resistance: Roof membrane shall resist impact damage when tested according to ASTM D3746, ASTM D4272/D4272M, or the "Resistance to Foot Traffic Test" in FM Approvals 4470.

B. Material Compatibility: Roofing materials shall be compatible with one another and adjacent materials under conditions of service and application required, as demonstrated by roof membrane manufacturer based on testing and field experience.

C. Exterior Fire-Test Exposure: ASTM E108 or UL 790, Class A; for application and roof slopes indicated; testing by a qualified testing agency. Identify products with appropriate markings of applicable testing agency.

2.2 POLYVINYL CHLORIDE (PVC) ROOFING

A. PVC Sheet: ASTM D4434/D4434M, Type III, fabric reinforced.

1. Manufacturers: Subject to compliance with requirements, provide products by the following:

a. Duro-Last.

2. Thickness: 60 mills.

3. Exposed Face Color: Match existing.

POLYVINYL-CHLORIDE (PVC) ROOFING 075419 - 4

B. Source Limitations: Obtain components for roofing system, including insulation and fasteners, from roof membrane manufacturer or manufacturers approved by roof membrane manufacturer.

2.3 AUXILIARY ROOFING MATERIALS

A. General: Auxiliary materials recommended by roofing system manufacturer for intended use and compatible with other roofing components.

B. Sheet Flashing: Manufacturer's standard sheet flashing of same material, type, reinforcement, thickness, and color as PVC sheet.

1. Duro-Last® Vinyl-Coated Metal Drip Edge.

C. Fasteners: Duro-Last® Fasteners.

D. Bonding Adhesive: Manufacturer's standard, water based.

PART 3 - EXECUTION

3.1 EXAMINATION

A. Examine substrates, areas, and conditions, with Installer present, for compliance with requirements and other conditions affecting performance of the Work.

1. Verify that roof openings and penetrations are in place, curbs are set and braced, and roof-drain bodies are securely clamped in place.

2. Verify that wood blocking, curbs, and nailers are securely anchored to roof deck at penetrations and terminations and that nailers match thicknesses of insulation.

B. Proceed with installation only after unsatisfactory conditions have been corrected.

C. Proceeding with installation indicates substrates, areas, and conditions are acceptable to Contractor for installation of PVC roofing system.

3.2 PREPARATION

A. Clean substrate of dust, debris, moisture, and other substances detrimental to roofing system installation according to roofing system manufacturer's written instructions. Remove sharp projections.

B. Prevent materials from entering and clogging roof drains and conductors and from spilling or migrating onto surfaces of other construction. Remove roof-drain plugs when no work is taking place or when rain is forecast.

POLYVINYL-CHLORIDE (PVC) ROOFING 075419 - 5

3.3 INSTALLATION OF ROOFING, GENERAL

A. Install roofing system according to roofing system manufacturer's written instructions, FM Approvals' RoofNav listed roof assembly requirements, and FM Global Property Loss Prevention Data Sheet 1-29.

B. Complete terminations and base flashings and provide temporary seals to prevent water from entering completed sections of roofing system at end of workday or when rain is forecast.

Remove and discard temporary seals before beginning Work on adjoining roofing.

C. Install roof membrane and auxiliary materials to tie in to existing roofing to maintain weathertightness of transition and to not void warranty for existing roofing system.

3.4 INSTALLATION OF BASE FLASHING

A. Install sheet flashings and preformed flashing accessories, and adhere to substrates according to roofing system manufacturer's written instructions.

B. Apply bonding adhesive to substrate and underside of sheet flashing at required rate, and allow to partially dry. Do not apply to seam area of flashing.

C. Flash penetrations and field-formed inside and outside corners with cured or uncured sheet flashing.

D. Clean seam areas, overlap, and firmly roll sheet flashings into the adhesive. Hot-air weld side and end laps to ensure a watertight seam installation.

3.5 PROTECTING AND CLEANING

A. Protect roofing system from damage and wear during remainder of construction period. When remaining construction does not affect or endanger roofing, inspect roofing system for deterioration and damage, describing its nature and extent in a written report, with copies to Architect and Owner.

B. Correct deficiencies in or remove roofing system that does not comply with requirements, repair substrates, and repair or reinstall roofing system to a condition free of damage and deterioration at time of Substantial Completion and according to warranty requirements.

C. Clean overspray and spillage from adjacent construction using cleaning agents and procedures recommended by manufacturer of affected construction.

END OF SECTION 075419