Merrill Partial Roof Replacement_Specs.pdf

ISSUED JULY 6, 2026

MERRILL COMMUNITY

SCHOOL DISTRICT

ELEMENTARY BUILDING

PARTIAL ROOF REPLACEMENT

BID OPENING

JULY 21, 2026 @ 3:00 P.M.

PRE-BID MEETING

NONE SCHEDULED

MILESTONE SCHEDULE

SUMMER 2026

Merrill Community School District Elementary Building Partial Roof Replacement 00 0100 - Project Directory

SECTION 00 0100

PROJECT DIRECTORY

PROJECT: Merrill Community School District Elementary Building

Partial Roof Replacement

PROJECT LOCATION: Merrill Community School District 555 W. Alice St

Merrill, MI 48637

END OF SECTION 00 0100

Elementary Building Partial Roof Replacement 00 0110 - Table of Contents

SECTION 00 0110

TABLE OF CONTENTS

DIVISION 0 BIDDING AND CONTRACT REQUIREMENTS

00 0100 Project Directory 00 0110 Table of Contents 00 1000 Advertisement for Bid 00 2000 Instructions to Bidders 00 2200 Bid Category General Notes 00 2400 Bid Category Descriptions 00 4000 Bid Form 00 4100 Familial Disclosure Statement 00 7300 Supplementary Conditions

END OF SECTION 00 0110

Elementary Building Partial Roof Replacement 00 1000 - Advertisement for Bid

SECTION 00 1000

ADVERTISEMENT FOR BID

Notice is hereby given that Merrill Community School District is receiving bids from Roofing Contractors for the following project:

ELEMENTARY BUILDING - PARTIAL ROOF REPLACEMENT

Complete proposals will be received for the following work categories in accordance with drawings and specifications as prepared by the Architect.

BID CATEGORY 1: ALL TRADES WORK TO COMPLETE PARTIAL ROOFING PROJECT

Bids will be received at the Office of the Superintendent on Tuesday, July 26th, 2026 at 3:00 p.m. local time at which time the bids will be publicly opened.

Proposals should be submitted in DUPLICATE and be addressed to:

Allison Jordan - Superintendent

555 W. Alice St.

The Owner reserves the right to reject any, part of any or all bids and to waive all informalities in the bidding procedures. The Owner reserves the right to reject any bid when Bidder fails to submit data required by the Bidding Documents, or if the bid is submitted incomplete or irregular. No telephonic, telegraphic, email, fax bids or modification to a submitted bid will be received or considered by the Owner.

Bids may not be withdrawn for a period of sixty (60) days after the bid date.

BID BONDS ARE REQUIRED IF BID IS $50,000 OR GREATER.

THIS IS NOT A PREVAILING WAGE PROJECT.

PRE-BID CONFERENCE

None scheduled

SCHEDULE

Summer 2026

QUESTIONS / RFIs All questions regarding the plans and specifications are to be emailed to Chip Hendrick at chip@rchendrick.com.

END OF SECTION 00 1000

Elementary Building Partial Roof Replacement 00 2000 - Instruction to Bidders

SECTION 00 2000

INSTRUCTIONS TO BIDDERS

1. DEFINITIONS

Definitions set forth in the General Conditions of the Contract Construction, AIA Document A232

- Current Edition, and in other contract documents are applicable to the Bidding Documents.

Bidding Documents: Bidding Documents include the Drawings, Specifications, Addenda prepared by the Architects, Engineers, Consultants and Construction Manager and anything referenced within those documents.

Addenda: Addenda are written or graphic instruments issued prior to the execution of the Contract which modify or interpret the Bidding Documents by additions, deletions, clarifications or corrections.

Bid: A bid is a complete and properly signed proposal to do the work for a stipulated sum, submitted in accordance with the Bidding Documents.

Base Bid: The sum stated in the Bid Form for which the Bidder offers to perform the work described in the Bidding Documents as the Base Bid.

Alternate: An alternate is an amount stated in the Bid to be added or deducted from the Base Bid if the corresponding change in the work, as described in the Bidding Documents, is accepted.

Unit Price: An amount stated as a price per unit of measurements for materials or services described in the Bidding Documents.

Bidder: A person or entity who submits a bid.

Furnish: This term is used to mean supply and deliver to the Project site, ready for unloading, unpacking, assembly, installation and similar operations.

Install: The term is used to describe operations at the Project site including the actual unloading, unpacking, assembly, erection, placing, anchoring, applying, working to dimension, finishing, curing, protecting, cleaning, and similar operations.

Provide: To furnish and install, complete and ready for the intended use.

2. BIDDING PROCEDURE

Bidders shall include all work as well as General Bid Category Notes which apply to the work.

Each Bidder by submitting this Bid to the Owner represents that they have read and understand the Bidding Documents. Each bidder also represents that they have made a site inspection, familiarized themselves with the local conditions under which the work is to be performed, and have correlated observations with requirements of the Bidding Documents.

Bids shall be submitted in DUPLICATE. (1) One Original and (1) One Copy of the Bid Form are required. Fill in ALL blanks on the bid form. Information must be typed or in ink. Express sums in both words and figures. The amount in words will govern in case of a discrepancy. The signer of the bid must initial all interlineations, alterations and erasures.

Enclose the bid and other documents required in a sealed envelope. If the Bid is sent by mail, enclose the sealed envelope in a separate mailing envelope with “Sealed Bid Enclosed” printed on the envelope.

Address the envelope to the party receiving the bids and state project name, the bidder’s name and address, and the designated Bid Category # for which the bid is submitted on the outside of the envelope. If you are bidding on more than one Bid Category, each bid must be in its own clearly marked envelope.

Bids will be PUBLICLY opened after the deadline to submit bids. Only properly identified bids received on time will be opened.

3. COMBINED BIDS (N/A)

4. ALTERNATES

Alternates are listed on the Bid Form and are described in further detail in the Architectural Specification. Each bidder should review all Alternates and determine if what is described in the Specification and shown on the Drawings causes and addition or deduction to their Base Bid.

Bidders shall indicate on the Bid Form if the Alternate is an ADD or DEDUCT to the Base Bid and indicate the costs associated. If the Alternate does not affect your scope of work, enter “No Change” in the space provided. The Owner will have the right to accept Alternates in any order or combination and to determine the low bidder on the basis of the sum of the base bid and the accepted Alternate.

5. VOLUNTARY ALTERNATES

The bidder may submit voluntary alternates with their bid. Voluntary Alternates are changes in scope or a specification. Voluntary alternates shall be listed in the appropriate space on the Bid Form. If additional pages are necessary, attach them to the end of the Bid Form on your company letterhead. Voluntary alternates will be reviewed after the award of a contract and the Owner reserves the right to accept or reject any Voluntary Alternate.

6. QUESTIONS AND DISCREPENCIES

Notify the Chip Hendrick at least five (5) days prior to bid of ambiguities, inconsistencies, or error discovered upon examination of the Bidding Documents, site or local conditions. Submit requests for clarification or interpretation of the Bidding Documents in writing. Interpretation, correction, or change of the Bidding Documents will be made by Addendum, all other forms will be non-binding. Questions should be EMAILED to the Owner.

7. SUBSTITUTIONS

The materials, products, and equipment described in the Bidding Documents establish a standard of required function, dimension, appearance and quality. Pre-Bid substitution requests must be submitted in writing and received by Chip Hendrick at least ten (10) days prior to bid date. The burden of proof of the merit of the proposed substitute is upon the proposer. The Owner’s decision of acceptance or rejection of a proposed substitution will be final.

Requests for substitutions shall include:

1. The name of the material or equipment for which it is to be substituted and a complete description of the proposed substitute including drawings, cut-sheets, performance, test data and other information necessary for an evaluation.

2. A statement setting forth any changes in other materials, equipment, other work that incorporation of the substitute would require, shall be included.

8. MODIFICATION OR WITHDRAWAL OF A BID

A bid may not be modified or withdrawn following the time and date designated for the receipt of bids. Prior to the time and date designated for receipt of bids, a submitted bid may be withdrawn by notice to the party receiving bids at the place designated for receipt of bids.

Notice shall be in writing over the signature of the bidder or in person. Withdrawal notice shall be submitted by mail, telegram, or fax postmarked on or before the date and time for receipt of bids. Withdrawn bids may be resubmitted up to the time designated for the receipt of bids.

9. OWNER’S RESERVATION OF RIGHTS

The Owner reserves the right to reject any, part of any or all bids and to waive all informalities in the bidding procedures. The Owner reserves the right to reject any bid when Bidder fails to submit data required by the Bidding Documents, or if the bid is submitted incomplete or irregular. No telephonic, telegraphic, email, fax bids or modification to a submitted bid will be received or considered by the Owner.

The Owner will have the right to accept Alternates in any order or combination and to determine the low bidder on the basis of the sum of the base bid and the accepted Alternate.

It is the Owner’s intent to award a contract to the lowest responsible and competent bidder provided the bid has been submitted in accordance with the requirements of the bidding documents and does not exceed the funds available for construction.

The Owner reserves the right to cancel the project and contract at any point. The contractor will be reimbursed for work performed up to cancellation based upon the amount of work completed.

10. SUBSURFACE MATERIALS AND SOIL BORINGS (N/A)

11. BONDS

Bid Bond Each bid which exceeds $50,000 must be submitted with an attached certified check, money order, or a bid bond from a surety company approved to do business in the State of Michigan, payable to the Owner in an amount not less than 5% of the base bid sum of the work.

Performance Bond & Labor and Material Payment Bond Prior to the execution of the contract, furnish bonds covering the faithful performance of the contract and the payment of all obligations arising there under. Include cost of bonds in the base bid. The bidder shall require the attorney-in-fact who executes the required bonds on behalf of the surety to affix thereto a certified and current copy of their power of attorney.

12. POST BID INFORMATION

The Bidder shall within seven (7) days of notification of selection for the award of the Contract for the work, submit the following information.

A. Designation of the Work to be performed by the Bidder with his own forces.

B. Proprietary names and the suppliers of principal items or systems of materials and equipment proposed for the Work.

C. List of names of the subcontractors or other persons or entities (including those who are to furnish materials or equipment fabricated to the special design) proposed for the principal portions of the Work.

D. A list of proposed job site staff and home office staff directly involved with this Project. Indicate the qualifications, pay rates, titles, responsibilities, and duties of each person.

E. Certificates evidencing insurance coverage in the amounts and types specified.

F. An interim construction schedule in a bar graph format.

G. A completed Schedule of Values in the format provided by the Owner.

The Bidder will be required to establish to the satisfaction of the Owner, the reliability and responsibility of the persons or entities proposed to furnish and perform the Work described in the Bidding Documents.

Prior to the award of the Contract, the Bidder will be notified in writing. If the Owner has reasonable objection to any proposed person or entity, the Bidder may at his option, (1) withdraw his bid or (2) submit an acceptable substitute person or entity with an adjustment in cost occasioned by such substitution. The Owner may at his discretion, accept the adjusted bid price or disqualify the Bidder.

The Owner reserves the right to request financial statements from the bidder before the award of a contract.

13. TAXES

Each bidder shall include in their proposal, and agree to pay, all fees and taxes including Sales and Use which they may be required to pay in connection with the performance of the contract.

Also, the bidder includes and agrees to pay for all contributions to unemployment compensation, health and welfare, appropriate benefits, or other purposes now or hereafter during the term of the contract and the Owner shall not be liable for any additional charges.

14. INDEMNIFICATION AND GENERAL LIABILITY INSURANCE

Each trade contractor shall agree to indemnify and hold harmless the Owner from and against any and all general liability claims whatsoever arising out of or occurring during and occasioned directly or indirectly by its negligence or fault. Prior to entering into a contract, each trade contractor shall provide evidence satisfactory to the Owner of adequate general liability insurance coverage which names the Owner as additional insured. Each trade contractor shall also provide evidence of Worker’s Compensation Insurance in the amounts required by the State of Michigan.

15. LOCAL PRODUCTS

All prime bidders, subcontractors and suppliers shall utilize products that are local to the region or State whenever possible where price, quality and performance are equal to or better than non-local products.

16. MINORITY SUBCONTRACTORS

Bidders are encouraged to use the services of minority subcontractors if possible in the pursuance of this project.

17. NON-COLLUSION CLAUSE

By submitting and signing the proposal form, the bidder declares that neither the bidding firm nor agents of the bidding firm or any other members of the proposed team have entered into any collusion or agreement concerning any aspect of the proposal.

18. CONSTRUCTION DOCUMENT RESPONSIBILITIES

This project shall include All Trades work.

19. WARRANTY (As called for in Roofing specifications.)

20. SUBMITTALS

Submittals of product data, shop drawings, color charts and samples are required for this project. When submitting information electronically all contractors shall use the Portable Document Format (.pdf) for all email attachments. Forms and requests that are submitted in a different format may be rejected resulting in delays to the schedule and payments.

21. ADDITIONAL SETS OF DRAWINGS AND SPECS

The Owner will not furnish additional sets to the successful bidder(s). Contractors will need to purchase or reproduce additional sets of plans and specifications at their own expense.

22. PERMITS AND INSPECTIONS (INCLUDE IF REQUIRED)

No General Building Permit will be taken out.

23. EXTRA WORK

The maximum amount of markup for extra work is 10% and that shall include overhead, profit, estimating expense, other office expense, insurance and bonds.

24. CLEANUP

All contractors shall provide daily and weekly cleanup including dust control. If contractors are not cleaning up, they shall be notified by the Owner and if there is not a response, the Owner will hire a cleaning company and backcharge the contractor(s).

25. LAYOUT

All contractors are responsible for their own layout and field dimensions.

26. TEMPORARY ENCLOSURES AND WEATHER PROTECTION

All temporary enclosures shall be weather-tight and secure at the end of every work day.

Contractors shall be responsible for any damage due to enclosures not being weather-tight or not secure.

27. SWORN STATEMENTS AND WAIVERS

Sworn statements and waivers are required with every payment request. Final payment will not be issued without full unconditional waivers from all suppliers.

28. PROJECT CLOSEOUT

Closeout documents must be submitted in both paper and electronic (PDF) formats.

END OF SECTION 00 2000

Elementary Building Partial Roof Replacement 00 2200 - Bid Category General Notes

SECTION 00 2200

BID CATEGORY GENERAL NOTES

The following are General Notes that apply to Bid Category #1.

1. All bid categories are to include all sections in Division 0 and Division 1 in their entirety.

2. Full compliance with all the safety regulations and requirements of Federal OSHA, MIOSHA, State

Authorities, and Local Authorities. Failure to do so will cause this contractor to be removed from the site. (Hard Hats and Work Boots must be worn at all times.)

3. Recycling of demolished materials by the Contractor and Subcontractor is encouraged provided that the materials are not marked on the drawings or in the specification to be salvaged and returned to the Owner. Any expected recycling earnings by the Contractor or Subcontractor should be reflected in their bid pricing. Recycled materials are not to be stockpiled and must be removed at least weekly from the site. Individual recycling (“dumpster diving”) of demolished materials is not permitted on site.

4. Smoking and use of Drugs or Alcohol on School property is strictly prohibited!

5. The maximum allowable markup on Changes in the Work shall be eleven percent (11%) which includes overhead, profit, estimating expenses, other office expense, and insurance costs.

6. The Contractor shall furnish and maintain a trash receptacle, clearly marked with their company name in the vicinity of every work area for their daily use.

7. Contractor and Employee name shall be placed on all hard hats.

8. Drinking water is the responsibility of contractors for their crews.

9. Contractors are required to perform daily and weekly cleanup as defined in Specification Section 017100. This to include proper dust control as generated by their construction activities.

Dumpsters provided by Contractor if needed. No concrete, wood pallets, cardboard, or masonry.

10. Contact “Miss Dig” three days prior to any excavations.

11. All contractors are to cooperate with testing agencies hired by the Contractor if required.

Additional costs associated with failed tests will be passed on to the contractor whose work did not pass.

12. This project will require permits and inspections from Arenac County. Fire inspection will be required by Arenac County. Contractors shall pull permits and schedule inspections as required by the governing authority.

13. The contractor is responsible for all layout and field dimensions associated with this project.

Elementary Building Partial Roof Replacement 00 2200 - Bid Category General Notes

14. Fill out and turn in a Daily Report form every day as well as a weekly “tool box talk” to the Owner.

15. Contractors are to put forth their best effort to protect existing finishes and newly installed products from damage.

16. Provide all lifting, hoisting, scaffolding, etc. as required for the full installation of your work.

Schedule deliveries during normal working hours.

17. The contractor shall participate in keeping the site secure at the end of each workday.

Contractors are to shut windows/doors and lock gates at the end of each workday.

END OF SECTION 00 2200

Elementary Building Partial Roof Replacement 00 2400 - Bid Category Descriptions

SECTION 00 2400

BID CATEGORY #1

ALL TRADES WORK TO COMPLETE PARTIAL ROOFING PROJECT

The work scope for this Bid Category includes, but is not limited to the work as specified in the R.C.

Hendrick Project Manual, the Architect’s Technical Specification, the Drawings and any Addenda issued prior to the bid date.

Provide all labor, materials and equipment to satisfy the following Specification Sections and Notes unless otherwise noted.

Division 0 Bidding and Contract Requirements

075423 THERMOPLASTIC POLYOLEFIN (TPO) MEMBRANE ROOFING

BID CATEGORY NOTES (INCLUDING, BUT NOT LIMITED TO):

1. All work shall be included by the Roofing Contractor.

END OF SECTION 00 2400

Elementary Building Partial Roof Replacement 00 4000 - Bid Form

SECTION 00 4000

BID FORM

TO: Allison Jordan - Superintendent

555 W. Alice St.

RE: Merrill Community School District Elementary Building Partial Roof Replacement

Having carefully reviewed the bidding documents described in Section 00 1000 and understanding the scope of work involved in the proposed Bid Category and those that interface with it, we hereby propose to furnish labor, materials, tools, equipment, supervision, insurance and services required for the completion of all work required for the Bid Category indicated in accordance with the RFP.

BID CATEGORY #: DESCRIPTION:

BIDDERS NAME:

BASE BID:

Total Base Sum of

Dollars $

ADDENDA:

And having received and examined the following Addenda: (include date for acknowledgement)

Addendum Number , dated

Addendum Number , dated

ALTERNATES:

Bidders shall indicate on the Bid Form if the Alternate is an ADD or DEDUCT to the Base Bid and indicate the costs associated. If the Alternate does not affect your base bid you must circle NO CHANGE.

ADD $ DEDUCT $ NO CHANGE

UNIT PRICES:

Unit prices shall include all necessary material plus costs for delivery, installation, insurance, bonds, applicable taxes, overhead and profit.

VOLUNTARY ALTERNATES / SUBSTITUTIONS:

Bidder is cautioned to bid on the “Standards” specified. The following substitutions from the “Standards” specified are listed herein for consideration, and if accepted, the contract sum may be adjusted in accordance with the following:

Add / Deduct $

Add / Deduct $

WORK TIME:

The undersigned hereby agrees to complete the entire work per the Milestone Schedule.

EXPERIENCE MODIFICATION RATE (EMR):

List the EMR for your firm as described by your insurance carrier for the past three (3) years.

2025 2024 2023

TIME AND MATERIAL RATES: (REQUIRED)

Labor rates listed below include the following: Cost of labor including Michigan Single Business Tax, Social Security and Medicare, Federal and State Unemployment tax, and Fringe Benefits Under Collective Bargaining Agreements, and Worker’s Compensation Insurance. The rates listed below do not include overhead and/or profit. These rates are only for additions and/or deletions to the contract that could not have been anticipated at the time of the bid.

Trade Straight Time Shift Time 1 ½ Time Double Time

CONTRACT:

The undersigned agrees that the above Base Bid Prices shall hold for 60 days and Alternate Prices for 120 days after receipt of proposals, to accept provisions of “Instructions to Bidders.”

SUBMITTED BY:

Firm Name:

Address:

City/St/Zip:

Email Address:

Signed: Title:

Typed Name: Date:

Phone: Fax:

If Bidder is a Corporation, indicate State of Incorporation:

If a Partnership, give full names of all Partners:

Please submit (2) copies and retain (1) copy for your records.

END OF SECTION 00 4000

Elementary Building Partial Roof Replacement 00 4100 - Familial Disclosure Statement

SECTION 00 4100

FAMILIAL DISCLOSURE STATEMENT

All bidders must complete the following familial disclosure form in compliance with MCL 380.1267 (Public Act 232 of 2004) and attach this information to the bid.

By the attached sworn and notarized statement we are disclosing the following familial relationship(s) that exists between the owner or any employee of the bidder and any member of the board, intermediate school board, or board of directors or the superintendent of the school district, intermediate superintendent of the intermediate school district, or chief executive officer of the public school academy.

The Owner shall not accept a bid that does not include this sworn and notarized disclosure statement.

Disclose any familial relationship and complete the form below in its entirety:

The following are familial relationships as described above (provide employee name, family contact name, family contact position, and familial relationship or NONE.)

Signature(s): Title:

Name of firm:

STATE OF MICHIGAN )

) SS

COUNTY OF )

On this day of , 20 , before me a Notary Public in and for said county, personally appeared , agent of the said firm and who acknowledged the same to be his free act and deed as such agent.

Notary Public

END OF SECTION 00 4100

Elementary Building Partial Roof Replacement 00 7300 - Supplementary Conditions

SECTION 00 7300

SUPPLEMENTARY CONDITIONS

GENERAL CONDITIONS

ARTICLE 2 - OWNER

ARTICLE 3 - CONTRACTOR

1. Add Section 3.4.2.1 to Section 3.4.2:

3.4.2.1 After the Contract has been executed, the Owner will consider requests for the substitution of products in place of those specified only under the conditions set forth in the General Requirements (Division 1 of the Specifications).

By making requests for substitutions, the Contractor:

.1 represents that it has personally investigated the proposed substitute product and determined that it is equal or superior in all respects to that specified;

.2 represents that it will provide the same warranty for the substitution as it would have provided for the product specified;

.3 certifies that the cost data presented is complete and includes all related costs for the substituted product and for Work that must be changed as a result of the substitution, except for the Architect’s redesign costs, and waives all claims for additional costs related to the substitution that subsequently become apparent; and

.4 shall coordinate the installation of the accepted substitute, making such changes as may be required for the Work to be complete in all respects.

2. Delete subparagraph 3.4.3 and substitute:

3.4.3 The Contractor shall at all times enforce strict discipline and good order among the Contractor’s employees and any subcontractor employed by the contractor and shall not employ on the work any unfit person or anyone not skilled in the task assigned to them.

3. Add subparagraph 3.7.6

3.7.6 Regarding OSHA fines: The Contractor for any fines incurred as a result of the Contractor shall reimburse the Owner for similar fines against the Owner.

4. Add subparagraph 3.9.4

3.9.4 The Owner reserves the right to cause the replacement of the superintendent, assistant superintendent or employee of the contractor who is not qualified, in the opinion of the Owner to do the work.

ARTICLE 5 - SUBCONTRACTORS

ARTICLE 7 - CHANGES IN THE WORK

1. Add Subparagraph 7.1.4

7.1.4 The maximum allowable markup on Changes in the Work shall be ten percent (10%) which includes overhead, profit, estimating expenses, other office expense, bond and insurance costs.”

ARTICLE 8 - TIME

1. Add subparagraph 8.3.4

8.3.4 Claims for Delay: In the event the contractor is delayed in completing the work by the Owner for any reason, whether intentional or otherwise, and the delay does not preclude the contractor from completing the work within the time period specified in the contract agreement, the contractor shall be entitled to no remedy for such delay.

ARTICLE 9 - PAYMENTS AND COMPLETION

1. Add subparagraph 9.3.1.3

9.3.1.3 Up to time the work is substantially complete, the owner will make monthly payments to the contractor, based on the schedule of values of 90% of the value of labor and materials incorporated in the work and of 90% of all tangible materials stored at the site during that month. The Owner will have retained five percent (5%) of the total contract price for “Closeout Materials” and five (5%) of the total contract price for “Punch List Completion”. The Contractor may request payment of the retained percentages upon completion of that portion of their Work.

2. Add clause .8 to subparagraph 9.5.1

.8 Unsatisfactory clean-up in accordance with subparagraph 3.15.

ARTICLE 11 - INSURANCE AND BONDS

1. Add the following Sections 11.1.2.1 through 11.1.2.4 to Section 11.1.2:

11.1.2.1 The limits for Worker’s Compensation and Employers’ Liability insurance shall meet statutory limits mandated by State and Federal laws. If (1) limits in excess of those required by statute are to be provided, (2) the employer is not statutorily bound to obtain such insurance coverage, or (3) additional coverages are required, additional coverages and limits for such insurance shall be as follows:

WORKER’S COMPENSATION AND EMPLOYER’S LIABILITY INSURANCE:

Worker’s Compensation: State of Michigan Statutory Limits

Employer’s Liability: $500,000 - each accident

$500,000 - disease (each employee) $500,000 - disease (policy limit)

11.1.2.2 The limits for Commercial General Liability insurance including coverage for Premises-Operations, Independent Contractors’ Protective, Products-Completed Operations, Contractual Liability, Personal Injury and Broad Form Property Damage (including coverage for Explosion, Collapse, and Underground Hazards) shall be as follows:

COMMERCIAL GENERAL LIABILITY INSURANCE:

Bodily Injury $1,000,000 - each occurrence $2,000,000 - aggregate

Property Damage $1,000,000 - each occurrence

Fire Damage (any one fire) $100,000

Medical Expense (any one person) $5,000

Notes:

(1) Products-Completed Operations Insurance shall be maintained for a minimum period of one (1) year after final payment.

(2) The Owner shall be listed as additional insured. The Owner shall be the certificate holder.

11.1.2.3 Automobile Liability insurance (owned, non-owned and hired vehicles) for bodily injury and property damage:

AUTOMOBILE LIABILITY INSURANCE:

Bodily Injury $1,000,000 Property Damage $1,000,000

11.1.2.4 Umbrella or Excess Liability Coverage:

UMBRELLA / EXCESS LIABILITY INSURANCE:

Umbrella/Excess Insurance $2,000,000 - each occurrence

2. Add Subparagraph 11.3.11

11.3.11 The provisions of this paragraph 11.3 shall not operate to relieve the Contractor of responsibility for loss or damage to the Contractor’s own or rented property or property of Contractor’s employees of whatever kind or nature, including but not limited to: tools, equipment, forms, scaffolding and temporary structures, including their contents. The Owner shall in no event be liable for loss or damage to the aforementioned items or other property of the contractor that is not included in the permanent construction.

3. Delete Subparagraph 11.3.7 Waivers of Subrogation

ARTICLE 13 - MISCELLANEOUS PROVISIONS

1. Delete subparagraph 13.6 - Interest in its entirety.

END OF SECTION 00 7300

Merrill Elementary School 345 W. Alice St.

Merrill, MI 48637

TPO_ST6RM_075423_Steel (Rev. July 2026)

The information provided here is subject to the disclaimer on the first page of this specification. Page 075423-1 of 11

SECTION 075423

THERMOPLASTIC POLYOLEFIN (TPO) MEMBRANE ROOFING

PART 1 - GENERAL

1.1 SECTION INCLUDES

A. Mechanically fastened TPO membrane roofing system.

B. Roof insulation.

1.2 RELATED SECTIONS

A. Division 05 Section "Steel Decking" for steel roof deck.

B. Division 06 Section "Miscellaneous Rough Carpentry" for wood nailers, curbs, and blocking.

C. Division 07 Section "Sheet Metal Flashing and Trim" flashings and counter flashings.

D. Division 22 Section "Storm Drainage Piping Specialties" for roof drains.

1.3 REFERENCES

A. Roofing Terminology: Refer to the following publications for definitions of roofing work related terms in this Section:

1. ASTM D 1079 “Standard Terminology Relating to Roofing and Waterproofing.”

2. Glossary of NRCA’s “The NRCA Roofing and Waterproofing Manual.”

3. Roof Consultants Institute “Glossary of Building Envelope Terms.” S

4. Single Ply Roofing Industry (SPRI)

5. International Building Code (IBC)

6. American Society of Civil Engineers (ASCE-7) Minimum Design Loads for Buildings & Other

Structures

B. Sheet Metal Terminology and Techniques: SMACNA “Architectural Sheet Metal Manual.”

1.4 DESIGN CRITERIA

A. General: Installed roofing membrane system shall remain watertight; and resist specified wind uplift pressures, thermally induced movement, and exposure to weather without failure.

Merrill, MI 48637

The information provided here is subject to the disclaimer on the first page of this specification. Page 075423-2 of 11

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

C. Installer shall comply with current code requirements based on authority having jurisdiction.

D. Wind Uplift Performance: Roofing system shall meet the intent of systems that have been successfully tested by a qualified testing and inspecting agency to resist wind uplift pressure calculated in accordance with

ASCE 7.

E. Fire-Test-Response Characteristics: Provide roofing materials with the fire-test-response characteristics indicated as determined by testing identical products per test method below by UL or another testing and inspecting agency acceptable to authorities having jurisdiction. Materials shall be identified with appropriate markings of applicable testing and inspecting agency.

1. Exterior Fire-Test Exposure: Class A; UL 790, for application and roof slopes indicated.

1.5 SUBMITTALS

A. Product Data: Manufacturer’s data sheets for each product to be provided.

B. Detail Drawings: Provide roofing system details of attachment to other Work, including:

1. Base flashings and membrane terminations.

2. Tapered insulation, including slopes.

3. Crickets, saddles, and tapered edge strips, including slopes.

4. Insulation fastening and adhesive patterns.

C. Verification Samples: Provide for each product specified.

D. Installer Certificates: confirmation that installer is approved, authorized, or licensed by manufacturer to install roofing system.

E. Maintenance Data: Refer to Johns Manville’s latest published documents on www.JM.com.

F. Guarantees: Provide manufacturer’s current guarantee specimen.

G. Roofing sub-contractor shall provide a copy of the final System Assembly Letter issued by Johns Manville Roofing Systems indicating that the products and system to be installed shall be eligible to receive the specified manufacturer's guarantee when installed by a certified JM contractor in accordance with our application requirements, inspected and approved by a JM Technical Representative.

H. Prior to roofing system installation, roofing sub-contractor shall provide a copy of the Guarantee Application Confirmation document issued by Johns Manville Roofing Systems indicating that the project has been reviewed for eligibility to receive the specified guarantee and registered.

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1.6 QUALITY ASSURANCE

A. Installer Qualifications: Qualified firm that is approved, authorized, or licensed by roofing system manufacturer to install manufacturer's product and who is eligible to receive the specified manufacturer's guarantee.

A. Manufacturer Qualifications: Qualified domestic U.S. owned and based manufacturer that has UL listing or accredited testing agency listing for roofing system identical to that used for this Project.

B. Testing Agency Qualifications: An independent testing agency with the experience and capability to conduct the testing indicated, as documented according to ASTM E 329.

C. Test Reports:

1. Roof drain and leader test or submit plumber’s verification.

2. Core cut, if required.

3. Roof deck fastener pullout test, if required.

D. Moisture Survey (if required):

1. Submit prior to installation, results of a non-destructive moisture test of roof system completed by approved third party. Utilize one of the approved methods:

a. Infrared Thermography

b. Nuclear Backscatter

E. Source Limitations: Obtain all components from the single source roofing manufacturer guaranteeing the roofing system. All products used in the system shall be labeled by the single source roofing manufacturer issuing the guarantee.

1.7 DELIVERY, STORAGE, AND HANDLING

A. Deliver roofing materials in original containers with seals unbroken and labeled with manufacturer's name, product brand name and type, date of manufacture, and directions for storage.

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.

C. Protect roof insulation materials from physical damage and from deterioration by sunlight, moisture, soiling, and other sources. Comply with insulation manufacturer's written instructions for handling, storing, and protecting during installation.

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

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1.8 PROJECT CONDITIONS

A. Weather Limitations: Proceed with installation only when current and forecasted weather conditions permit roofing system to be installed in accordance with manufacturer's written instructions and guarantee requirements.

1.9 GUARANTEE

A. Provide manufacturer's system guarantee equal to Johns Manville's Peak Advantage No Dollar Limit Roofing System Guarantee.

1. Guarantee Period: 20 years from date of Substantial Completion.

B. Installer’s Guarantee: Submit roofing Installer's guarantee, including all components of roofing system for the following guarantee period:

1. Guarantee Period: two years from date of Substantial Completion.

C. Existing Guarantees: Guarantees on existing building elements should not be affected by scope of work.

1. Installer is responsible for coordinating with building owner’s representative to verify compliance.

PART 2 - PRODUCTS

2.1 THERMOPLASTIC POLYOLEFIN ROOFING MEMBRANE - TPO

A. Fabric-Reinforced Thermoplastic Polyolefin Sheet: ASTM D 6878, uniform, flexible sheet formed from a thermoplastic polyolefin, internally fabric or scrim reinforced. Basis of design: JM TPO

1. Membrane Thickness: 60 mils (1.52 mm), nominal

2. Exposed Face Color: White

2.2 AUXILIARY ROOFING MATERIALS – SINGLE PLY

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

1. Liquid-type auxiliary materials shall meet VOC limits of authorities having jurisdiction.

B. Sheet Flashing: Manufacturer’s internally reinforced or scrim reinforced. Basis of design: JM TPO 60 mil

C. Flashing Adhesive: Manufacturer's standard solvent-based bonding adhesive for base flashings. Basis of design: JM Membrane Bonding Adhesive (TPO&EPDM).

1. Solvent-based adhesive serviceable Installation Ambient Air Temperature: 25°F and rising

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D. Liquid Applied Flashing: Manufacturer’s single ply liquid and fabric reinforced flashing system created with a fleece polyester scrim and a two-component polyurethane-based liquid applied flashing material, consisting of a liquid resin and a curing agent. Basis of design: JM SP Liquid Flashing Resin and JM SP Liquid Flashing Scrim

E. Liquid Applied Flashing Primer: Manufacturer’s single ply liquid flashing primer. Basis of design: JM SP Liquid Flashing TPO and PVC Primer, JM SP Liquid Flashing Concrete Primer, or JM SP Liquid Flashing Metal and Wood Primer

F. Metal Termination Bars: Manufacturer’s standard predrilled stainless-steel or aluminum bars, with anchors.

Basis of design: JM Termination Systems

G. Fasteners: Factory-coated steel fasteners and metal plates meeting corrosion-resistance provisions in FMG 4470, designed for fastening membrane to substrate, and acceptable to membrane roofing system manufacturer. Basis of design: High Load Fasteners and Plates.

H. Miscellaneous Accessories: Provide all accessories to meet the roofing manufacturer’s guarantee requirements.

2.3 WALKWAYS AND SAFETY STRIPS

A. Flexible Walkways: Factory-formed, nonporous, heavy-duty, slip-resisting, surface-textured walkway pads sourced from membrane roofing system manufacturer. Basis of design: JM TPO Walkpad and/or JM TPO Safety Walkpad, as applicable.

B. Safety Strips (as applicable): Manufacturer’s minimum 65 mils total thickness, comprise of 30 mil yellow non-reinforced TPO membrane laminated to 35 mil white cured seaming tape. Basis of design: JM Single Ply Safety Strip

1. Exposed Face Color: Yellow

2.4 ROOF INSULATION

A. General: Preformed roof insulation boards that comply with requirements and referenced standards, selected from manufacturer's standard sizes and of thicknesses indicated.

B. Polyisocyanurate Board Insulation: ASTM C 1289, Type II, Class 1, Grade 2 (20 psi), Basis of design:

ENRGY 3

1. Provide insulation package with minimum R Value: R30 or minimum required by applicable code.

2. Provide insulation package in multiple layers.

3. Minimum Long-Term Thermal Resistance (LTTR): 5.7 per inch.

a. Determined in accordance with CAN/ULC S770 at 75ºF (24ºC)

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2.5 TAPERED INSULATION

A. Tapered Insulation: ASTM C 1289, Type II, Class 1, Grade 2 (20 psi), Basis of design: Tapered ENRGY 3

1. Provide factory-tapered insulation boards fabricated to slope of 1/4 inch per 12 inches (1:48), unless otherwise indicated.

2.6 INSULATION ACCESSORIES

A. General: Roof insulation accessories recommended by insulation manufacturer for intended use and compatible with membrane roofing.

B. Provide saddles, crickets, and other insulations shapes where indicated for sloping to drain. Fabricate to slopes indicated. Basis of design: ENRGY 3

C. Fasteners: Factory-coated steel fasteners and metal or plastic plates meeting corrosion-resistance provisions in FMG 4470, designed for fastening roof insulation to substrate, and furnished by roofing system manufacturer. Basis of design: UltraFast Fasteners and UltraFast Plates

D. Wood Nailer Strips: Comply with requirements in Division 06 Section "Miscellaneous Rough Carpentry."

2.7 EDGE METAL COMPONENTS

A. Shop-Fabricated Edge Metal: Custom-fabricated edge metal meeting the criterion of ANSI/SPRI ES-1. Must be approved by manufacturer technical representative. Minimum requirements:

1. Steel: 24 gauge. fastened 6 inches on center.

2. Aluminum: 0.04 inch thick, fastened 6 inches on center.

B. Metal Flashing Sheet: Metal flashing sheet is specified in Division 07 Section "Sheet Metal Flashing and Trim."

PART 3 - EXECUTION

3.1 EXAMINATION

A. Examine substrates, areas, and conditions for compliance with the requirements affecting performance of roofing system.

1. General:

a. Verify that roof openings and penetrations are in place and set and braced and that roof drains are securely clamped in place.

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

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2. Steel Decks:

a. Verify that surface plane flatness and fastening of steel roof deck complies with requirements in Division 05 Section "Steel Decking."

b. Verify that decking is visibly dry and free of moisture.

c. Verify that the decking is smooth and free of large cracks, holes, or sharp changes in elevation of the surface.

d. When applicable perform pull test with the specific fastener being used on the project to confirm the fastener resistance meets the requirements for that particular system.

3. Ensure general rigidity and proper slope for drainage.

4. Verify that deck is securely fastened with no projecting fasteners and with no adjacent units more than 1/16 inch (1.6 mm) out of plane relative to adjoining deck.

B. Unacceptable panels should be brought to the attention of the General Contractor and Project Owner’s Representative and shall be corrected prior to installation of roofing system.

3.2 PREPARATION

A. Clean and remove from substrate sharp projections, dust, debris, moisture, and other substances detrimental to roofing installation in accordance with roofing system manufacturer's written instructions.

B. Prevent materials from entering and clogging roof drains and conductors and from spilling or migrating onto surfaces of other construction.

C. If applicable, prime surface of deck at a rate recommended by roofing manufacturer and allow primer to dry.

D. Proceed with each step of installation only after unsatisfactory conditions have been corrected.

3.3 RE-ROOF PREPARATION

A. Remove all roofing membrane, surfacing, coverboards, insulation, fasteners, asphalt, pitch, adhesives, etc.

1. Remove an area no larger than can be re-roofed in one day.

B. Tear out all base flashings, counterflashings, pitch pans, pipe flashings, vents, sumps and like components necessary for application of new membrane.

C. Remove abandoned equipment curbs, skylights, smoke hatches, and penetrations.

1. Install decking to match existing as directed by Owner's Representative.

D. Raise (disconnect by licensed craftsmen, if necessary) all HVAC units and other equipment supported by curbs to conform with the following:

1. Modify curbs as required to provide a minimum 8" base flashing height measured from the surface of the new membrane to the top of the flashing membrane.

2. Secure of flashing and install new metal counterflashing prior to re-installation of unit.

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3. Perimeter nailers shall be elevated to match elevation of new roof insulation.

E. Immediately remove all debris from roof surface. Demolished roof system may not be stored on the roof surface.

3.4 INSULATION INSTALLATION

A. Coordinate installation of roof system components so insulation and cover board are not exposed to precipitation or left exposed at the end of the workday.

B. Comply with roofing system manufacturer's written instructions for installation of roof insulation and cover board.

C. Install tapered insulation under area of roofing to conform to slopes indicated.

D. Install insulation boards with long joints in a continuous straight line. Joints should be staggered between rows, abutting edges and ends per manufacturer’s written instructions. Fill gaps exceeding 1/4 inch (6 mm) with like material.

E. Install 2 or more layers with joints of each succeeding layer staggered from joints of previous layer a minimum of 6 inches (150 mm) in each direction.

F. Trim surface of insulation boards where necessary at roof drains so completed surface is flush and does not restrict flow of water.

G. Install tapered edge strips at perimeter edges of roof that do not terminate at vertical surfaces.

H. Preliminarily Fastened Insulation for Mechanically Fastened Membrane Systems: Install insulation with fasteners at rate required by roofing system manufacturer or applicable authority, whichever is more stringent.

1. Fasten top layer to resist uplift pressure at corners, perimeter, and field of roof.

3.5 ROOFING MEMBRANE INSTALLATION, GENERAL

A. Install roofing membrane in accordance with roofing system manufacturer's written instructions, applicable recommendations of the roofing manufacturer and requirements in this Section.

B. Cooperate with testing and inspecting agencies engaged or required to perform services for installing roofing system.

C. Coordinate installing roofing system so insulation and other components of the roofing membrane system not permanently exposed are not subjected to precipitation or left uncovered at the end of the workday or when rain is imminent.

1. Provide tie-offs at end of each day's work to cover exposed roofing membrane sheets and insulation.

2. Complete terminations and base flashings and provide temporary seals to prevent water from entering completed sections of roofing system.

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3. Remove and discard temporary seals before beginning work on adjoining roofing.

3.6 MECHANICALLY FASTENED ROOFING MEMBRANE INSTALLATION

A. Install roofing membrane over area to receive roofing in accordance with roofing system manufacturer's written instructions.

1. Unroll roofing membrane and allow it to relax before installing.

2. Install sheet in accordance with roofing system manufacturer’s written instructions.

B. Accurately align roofing membranes and maintain uniform side and end laps of minimum dimensions required by manufacturer. Stagger end laps.

C. Mechanically fasten roofing membrane securely at terminations, penetrations, and perimeter of roofing.

D. Always install membrane laps perpendicular to the steel deck flutes. “Picture Frame” installation method is not permitted.

E. Apply roofing membrane with side laps shingled with roof slope, where possible.

F. Seams: Clean seam areas, overlap roofing membrane, and hot-air weld side and end laps of roofing membrane according to manufacturer's written instructions to ensure a watertight seam installation.

1. Test lap edges with probe to verify seam weld continuity. Apply lap sealant to seal cut edges of roofing membrane.

2. Verify field strength of seams a minimum of twice daily and repair seam sample areas.

a. Remove and repair any unsatisfactory sections before proceeding with work.

3. Repair tears, voids, and lapped seams in roofing membrane that do not meet requirements.

G. Spread sealant or mastic bed over deck drain flange at deck drains and securely seal roofing membrane in place with clamping ring.

H. In-Splice Attachment: Secure one edge of roofing membrane using fastening plates or metal battens centered within membrane splice and mechanically fasten roofing membrane to roof deck. Field-splice seam.

I. Install roofing membrane and auxiliary materials to tie into existing roofing.

3.7 BASE FLASHING INSTALLATION

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

B. Apply solvent-based bonding adhesive at required rate and allow to partially dry. Do not apply bonding adhesive to seam area of flashing.

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C. Apply single ply liquid applied flashing system per manufacturer’s…