22521.00 - Columbia Schools HVAC Upgrades - Combined Specifications - For Bid.pdf

Columbia Schools 11775 Hewitt Road Brooklyn, MI 49230

HVAC UPGRADES

Matrix Project # 22521.00

Project Specifications

October 24, 2023

1601 E. CESAR E. CHAVEZ, LANSING, MI 48906

PHONE: (517) 487-2511

FAX: (517) 487-2544

Invitation to Bid

HVAC Upgrades

Brooklyn, MI

Project #22521.00

DESCRIPTION: The project includes mechanical renovations to the high school, upper elementary school, and lower elementary school. The scope of work shall include but is not limited to replacing the existing rooftop units, air handling units, and condensing units as called for installing VAV boxes with hydronic reheat, reworking the existing ductwork to accommodate the new systems in all three schools, and adding new coils and condensers at the high school locker rooms.

OWNER: Columbia Schools 11775 Hewitt Road Brooklyn, MI 49230 Contact: Jim Baker Phone: (517) 592-6641

ENGINEER: Matrix Consulting Engineers, Inc.

1601 E. Cesar E. Chavez Avenue Lansing, Michigan 48906 Contact: Nick Frechen Phone: (517) 487-2511 Email: nfrechen@matrixceinc.com

DOCUMENTS: Bid documents will be available for access from the OneDrive link that was sent after the bid invitation email was sent.

PRE-BID MEETING: A mandatory pre-bid meeting will be held at 3:00 PM on October 30, 2023 at 11775 Hewitt Road, Brooklyn, MI 49230

BID DUE DATE: Electronic proposals sent via email to nfrechen@matrixceinc.com will be received until 2:00 PM, November 9, 2023. Bids will be opened privately at a later time. Bids received after this date and time will not be accepted or considered. Faxed bids will not be accepted.

BONDS: 100% Bid Bonds, 100% Performance, 100% Labor and Materials

POST-BID INTERVIEW: Post bid interviews will be scheduled as needed as soon as bids have been received and reviewed.

mailto:nfrechen@matrixceinc.com

Columbia School Project No. 22521.00 Elementary and High School HVAC Upgrade October 2023 Bid Documents

INSTRUCTIONS TO BIDDERS 002113 - 1

SECTION 002113 – INSTRUCTIONS TO BIDDERS

PART 1 – GENERAL

1.1 PRE-BID MEETING

A. It is mandatory that the prime bidder attend the pre-bid meeting. See Invitation for bids for pre-bid meeting information.

1. The Architect will present an overview of the project requirements at the pre-bid meeting and discuss procedures for arranging site visits.

2. After the pre-bid meeting, bidders shall make all additional inquiries in writing to the Architect. If it is necessary upon review of the inquiries, an Addendum will be issued to all bidders.

1.2 EXAMINATION OF SITE

A. It is the bidder’s responsibility to become familiar with the existing conditions and the materials and labor required to complete the project. No additional compensation will be allowed to complete the work due to the bidder’s failure to fulfill this requirement.

B. Contact owner for instructions on arranging site visits.

C. Submittal of a bid implies that the bidder is conversant with all of the site conditions under which the work must be performed.

1.3 ADDENDA

A. The bidder may, during the bidding period, be advised by Addendum of changes to the Specifications and Drawings. Such changes are included in the work and become part of the Contract Documents.

B. List each Addendum by number in the space provided on the Bid Form.

1.4 BID FORM

A. Submit the bid on the form provided with all items of the form properly completed.

1. Submitted bids shall be based only on the materials and constructions described in this Project Manual.

2. The bid shall include the premiums and all other related charges for the indicated Performance and Payment Bonds and extra premiums or costs for the insurance coverage required in the Contract.

INSTRUCTIONS TO BIDDERS 002113 - 2

3. The Contractor shall obtain and pay the fees for all permits, licenses, and code inspections that may be required by the work of this Contract.

4. Erasures or other changes must be initialed by the person signing the Bid Form.

B. Requirements for signing bids:

1. Bids which are signed for a corporation shall have the correct corporate name thereof and signature of the president or other authorized officer of the corporation.

2. Bids which are signed for a partnership shall be signed by all partners or by an attorney in fact. If signing attorney in fact, attach a power of attorney to the bid evidencing authority to sign the bid, executed by the partners.

3. Bids which are not signed by the individual making them should have attached thereto a power of attorney evidencing authority to sign the bid in the name of the person for whom it is signed.

1.5 BID INQUIRIES

A. All bid inquiries should be, in writing, directed to Matrix Consulting Engineers, Inc., attention Nick Frechen, at nfrechen@matrixceinc.com

B. Bid inquiries received after November 2, 2023 at 2:00 PM will not be answered, unless the bid opening is postponed by addenda, or the work is rebid following post-bid addenda.

1.6 BID TRANSMITTAL

A. Submit Bid Form and all required attachments via email as directed in the invitation to bid. Submit the bid before the bid opening date and time indicated in the Invitation for Bid. Bids received after the bid closing date and time will be returned to the Bidder.

Delays in bid submittal resulting from electronic complications will not be considered.

Bidders may withdraw their bids, by written notice, at any time prior to the indicated date and time scheduled for receipt of bids. However, no bidder may withdraw a bid for a period of 90 calendar days after the bid opening.

1.7 BID OPENING

A. Bids will be privately opened. The bidding contractors will be provided with a bid tabulation form at a later date.

B. Right to Reject: The Owner reserves the right to reject any or all bids, either whole or in part; to award contract to other than the low bidder; to waive any irregularities and/or informalities; and, in general, to make awards in any manner deemed to be in the best interests of the Owner.

1.8 CONTRACT AWARD

INSTRUCTIONS TO BIDDERS 002113 - 3

A. The Owner reserves the right to determine which bid is best suited for its use, to accept any or all parts of a bid, and assign all or part of the contract to one or more qualified bidders. In awarding the contract, the Owner will consider the past performance of the Contractor; conformity of the bid to the Bidding Requirements; bid price(s); and availability of funds.

B. Within three (3) days after receiving the Form of Agreement, sign and submit the Agreement (by hand delivery of overnight mail) to the Architect.

C. Within seven (7) days after receiving the executed form of Agreement (signed by all parties to the Agreement), submit the following to the Consultant:

1. Performance Bond: A Surety Bond in the full amount of the Contract, with the Owner indicated as “Obligee,” ensuring faithful performance of all provisions of the Contract. The Surety Company shall be authorized to do business in the State of Michigan and shall be approved by the Owner.

2. Payment Bond: A Surety Bond in the full amount of the Contract, with the

Owner indicated as “Obligee,” ensuring the payment of all labor and material costs. The Surety Company shall be authorized to do business in the Jurisdiction where the project is located and shall be approved by the Owner.

3. Insurance Certificates. Refer to insurance requirements provided by owner attached after this section.

D. If the Contractor refuses or fails to submit the bonds and insurance certificates within seven (7) days after receiving the executed Form of Agreement, the Owner may consider the Contract to have abandoned all rights and interests in the Contract award.

Consequently, the bid bond may be declared forfeited to the Owner as liquidated damages, and the work may be awarded to another.

END OF INSTRUCTIONS TO BIDDERS

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Bid Proposal Form

HVAC Upgrades

Brooklyn, MI

Project #22521.00

ELECTRONIC PROPOSALS, are due no later than 2:00 PM EST, November 9, 2023.

Faxed bids will not be accepted. Bids will be opened privately at a later time. Bids received after this date and time will not be accepted or considered.

Please send your proposal via email to nfrechen@matrixceinc.com

Name of Bidder:

Address:

Phone No.: E-mail:

Date:

BASE PROPOSAL

We the undersigned, propose to furnish all labor, materials, and facilities for the completion of the General Construction Contract (including Site, Architectural, Structural, Mechanical and Electrical Work), for the above named project in accordance with drawings and specifications prepared by Matrix Consulting Engineers Inc., dated October 24, 2023 and all addenda (if applicable), for the sum of:

dollars

($ ) and hereby agree to enter into a contract for the work if this proposal is accepted in writing.

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ADDENDA

We acknowledge the receipt of the following addenda to drawings and specifications:

Addendum No.______________________ Initial_______ Date__________________ Addendum No.______________________ Initial_______ Date__________________ Addendum No.______________________ Initial_______ Date__________________

ALTERNATES

In accordance with the requirements of Division 1 and Contract Forms, and upon acceptance by the Owner and Architect, the Base Proposal sum will be changed by the following amount for each alternate accepted:

Alternate A-1: Performance Bond Add $___________________________

Alternate A-2: Performance Bond Add $___________________________

UNIT PRICES

The following unit prices shall be furnished as part of this proposal, shall be incorporated into the Construction Agreement of the successful bidder, and shall be in effect for the duration of the project:

1. Unit price per sq. ft. to install new lay-in ceiling and grid based on acoustical ceiling tile Armstrong Donn DX, Ultima style, 1911 item number, 2’x2’ size, 15/16” beveled tegular edge, flat white color. Grid shall be associated grid system with 15/16” exposed tee system.

$_______________per/sq.ft.

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TIME OF COMPLETION

Work is to commence within ten (10) consecutive calendar days after notice of Award of Contract. The work shall be substantially complete on or before August 19, 2023.

Liquidated damages will be enforced in the amount of $1,000 per day.

BASE BID COST BREAKDOWN

Provide a cost breakdown for each of the subcontractor proposals being provided in the base bid.

Trade Contractor Providing Proposal Cost Mechanical/Plumbing ______________________________ $_______________ DDC Controls ______________________________ $_______________ Electrical System ______________________________ $_______________ General Trades ______________________________ $_______________

FEE FOR HANDLING ADDITIONAL WORK

For handling additional work performed upon instructions of the Owner by subcontractors of the undersigned, add to the subcontractor’s prices for the additional work a fee of _____%, which shall include all of the undersigned’s charges.

For additional work performed upon instructions of the Owner other than that of subcontractors of the undersigned, add to the actual cost of all labor and materials, including insurance and taxes (less all discounts) a fee of _____%, which shall include all charges for overhead and profit.

VOLUNTARY SUBSTITUTIONS

If awarded a contract for the work bid upon above, on the basis of the amount of our proposal, we agree to furnish materials and equipment specifically mentioned in the specifications.

If any of the following voluntary substitutions for materials or equipment are approved, we further agree to make the corresponding deduction from our proposal.

Name of Manufacturer Amount of Deduction

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PERSONNEL ASSIGNMENT FOR THIS PROJECT:

Project Superintendent:

Project Engineer:

SUBCONTRACTOR ASSIGNMENT FOR THIS PROJECT:

General Trades:

Electrical:

Mechanical:

Abatement:

Controls:

SIGNATURES

When the bidder is an individual:

Bidder Witness

When the bidder is a partnership:

Bidder Bidder Bidder Bidder Witness

When the bidder is a corporation:

President Secretary

______________________________________ is a corporation organized and existing under the laws of ______________________ and has (has not) been granted a certificate of authority to do business in the State of _____________________.

SUBMITTALS 013000 – 1

SECTION 013000 - SUBMITTALS

PART 1 - GENERAL

1.1 SUMMARY

A. Section includes: This Section includes, but not necessarily limited to, the submittal of Shop Drawings. Samples and other information as indicated on the Drawings, as specified herein, and as necessary for the proper and complete performance of the Work.

B. Related Sections:

1. Documents affecting work of this Section include, but are not necessarily limited to:

a. General Conditions, Supplementary Conditions and Sections in Division 1 of these Specifications.

b. Individual submittals required: Pertinent Sections of these Specifications.

PART 2 - PRODUCTS

2.1 SUBMITTALS REQUIRING ENGINEER’S REVIEW AND RETURN

A. Drawings:

1. Scale required: Unless otherwise specifically directed by ENGINEER, make all drawings accurately to a scale sufficiently large to indicate all pertinent features of the item and its method of connection to the Work.

2. Type and number of prints required:

a. Submit one electronic copy.

B. Manufacturer’s literature and product data:

1. General: Where content of submitted literature from Manufacturers includes data not pertinent to this submittal, clearly indicate which portion of the contents is being submitted for ENGINEER’s review.

2. Number of copies required:

a. Submit one electronic copy.

C. Calculations:

SUBMITTALS 013000 – 2

Columbia Schools Project No. 22308.00 Elementary and High School HVAC Upgrades October 2023

1. Performance type design calculations: Shall be prepared and sealed by a Professional Engineer licensed in the state where the project is being constructed.

2. Number of copies required: Submit one electronic copy.

D. Samples:

1. General:

a. Samples:

1) Illustrate materials, equipment and workmanship.

2) Establish standards by which completed work is judged.

2. Accuracy of Sample: Unless otherwise specifically directed by ENGINEER, all Samples shall be of the precise articles proposed to be furnished.

3. Number of Samples required: Submit all Samples in the quantity which is required to be returned plus 1.

E. Colors and patterns: Unless the precise color and pattern is specifically described in the Contract Documents, whenever a choice of color or pattern is available in a specified Product, submit accurate color charts and pattern charts to ENGINEER for review and selection.

F. Closeout Manuals :

1. General:

a. Where manuals are required to be submitted covering items included in this Work, prepare all such manuals in durable plastic binders approximately 8 ½ inches x 11 inches in size and with at least the following:

1) Identification on, or readable through, the front cover stating general nature of the manual.

2) Neatly typewritten index near the front of the manual.

3) Complete instructions regarding operation and maintenance of all equipment involved.

4) Complete nomenclature of all replaceable parts, their part numbers, current costs and name and address of nearest vendor of parts.

5) Copies of all guarantees and warranties issued.

6) Copies of the reviewed drawings.

7) Copies of all data concerning all changes made during construction.

2. Extraneous Data: Where contents of the manuals include Manufacturer’s catalog pages.

Clearly indicate the precise items included in this installation and delete or otherwise clearly indicate all Manufacturer’s data with which this installation is not concerned.

SUBMITTALS 013000 – 3

3. Number of copies required: Unless otherwise specifically directed by ENGINEER or stipulated in the pertinent Section of these Specifications. Submit one electronic copy of the manual to ENGINEER. After review, contractor shall deliver one hard copy binder and one electronic copy of binder to ENGINEER for owner’s records.

2.2 SUBMITTALS NOT REQUIRING ENGINEER’S RETURN

A. General:

1. Including, but not necessarily limited to:

a. Test Reports.

b. Certifications and affidavits.

c. Installation instructions.

PART 3 - EXECUTION

3.1 SCHEDULE OF SUBMITTALS

A. Preparation and submittal of a schedule of submittals:

1. Prepare and submit a schedule of submittals as required by Section 00700: General Conditions.

2. The schedule of submittals shall include the following:

a. Shop Drawings.

b. Manufacturer’s literature and product data.

c. Samples.

d. Colors and patterns.

e. Manuals.

f. Other submittals required by the Contract Documents.

3. Allow at least 15 full working days for ENGINEER’s review following ENGINEER’s receipt of the submittal unless ENGINEER has agreed to a shorter period for specific submittals.

4. Schedule submittals, except operation and maintenance manuals, far enough in advance of scheduled dates for installation to provide all required time for reviews for securing necessary approvals for possible revision and resubmittal, and for placing orders and securing delivery.

5. Schedule submittal of operation and maintenance manuals at least 60 days prior to system Substantial Completion unless otherwise specified.

SUBMITTALS 013000 – 4

B. Make all submittals in accordance with the schedule of submittals.

C. Be responsible for costs of delays caused by tardiness of submittals.

3.2 COORDINATION OF SUBMITTALS

1. Prior to submittals for ENGINEER’s review. Use all means necessary to fully coordinate all material including the following procedures.

a. Determine and verify all field dimensions and conditions, catalog numbers and similar data.

b. Coordinate as required with all trades and all public involved.

c. Secure all necessary approvals from public agencies and others; signify by stamp or other means that all required approvals have been obtained.

d. Clearly indicate all deviations from the Contract Documents.

B. Grouping of submittals:

1. Unless otherwise specifically permitted by ENGINEER, make all submittals in groups containing all associated items.

2. ENGINEER may reject partial submittals as not complying with the provisions of the

Contract Documents.

3.3 IDENTIFICATION OF SUBMITTALS

1. Consecutively number all submittals.

2. Accompany each submittal with a letter of transmittal showing the following:

a. Project title and number.

b. OWNER.

c. Subcontractor.

d. Date of submittal.

e. Specification Section or Drawing number to which the submittal pertains.

f. Brief description of the material submitted.

g. Submittal identification number.

3. Mark each submittal with:

SUBMITTALS 013000 – 5

a. Company name of the originator of the submittal.

b. Deviations from Contract Documents.

c. CONTRACTOR’s approval of the submittal.

d. Submittal identification number adjacent to CONTRACTOR’s approval.

B. Resubmittal:

1. When material is resubmitted for any reason, transmit under a new letter of transmittal with a suffix added to the original submittal identification number.

2. Indicate that this is a resubmittal and refer to the previous submittal.

C. Submittal Log:

1. Maintain an accurate submittal log for the duration of the construction period showing the status of all submittals of all types.

2. Make the log available to ENGINEER for review upon request.

3.4 RETURN OF SUBMITTALS

A. Submittals requiring ENGINEER review and return:

1. With status. “Rejected. Resubmit”:

a. Drawings: ENGINEER will retain 1 copy and return the rejected copies to

CONTRACTOR.

b. Manufacturer’s literature and product data: ENGINEER will retain 1 copy and return remaining copies to CONTACTOR.

c. Other submittals: ENGINEER will notify CONTRACTOR of rejection.

2. With status: “Reviewed. No Exceptions Taken” and “Reviewed w/Corrections Noted”:

a. Drawings: ENGINEER will retain 4 copies and return the remaining copies to

b. Manufacturer’s literature and product data: ENGINEER will retain 4 copies and return the remaining copies to CONTRACTOR.

c. Samples: ENGINEER will retain 1 Sample and return the remaining Samples to

CONTRACTOR.

d. Colors: ENGINEER will retain color charts and pattern charts and will indicate color and pattern choices to CONTRACTOR.

B. Submittals not requiring ENGINEER return: No copies will be returned.

SUBMITTALS 013000 – 6

3.5 RESUBMISSION REQUIREMENTS

A. Drawings:

1. Revise initial drawings as required and resubmit as specified for initial submittal.

2. Indicate on drawings all changes which have been made other than those requested by

ENGINEER.

3. If the same drawings are submitted with additional data and revisions, clearly identify the added data and revisions on the drawings.

B. Other submittals: Submit as required for initial submittal.

3.6 RE-REVIEW COST

A. Should ENGINEER be required to review a submittal more than twice because of failure of the submittal to meet the requirements of the Contract Documents, ENGINEER will record ENGINEER’s expenses for performing all additional reviews. The OWNER will compensate ENGINEER for these additional services and deduct the amount paid from payments to

END OF SECTION 013000

ALTERATION PROJECT PROCEDURES 013516 - 1

SECTION 013516 - ALTERATION PROJECT PROCEDURES

PART 1 - GENERAL

1.1 SUMMARY

A. Section includes special procedures for alteration work.

1.2 DEFINITIONS

A. Alteration Work: This term includes remodeling, renovation, repair, and maintenance work performed within existing spaces or on existing surfaces as part of the Project.

B. Consolidate: To strengthen loose or deteriorated materials in place.

C. Design Reference Sample: A sample that represents the Architect's prebid selection of work to be matched; it may be existing work or work specially produced for the Project.

D. Dismantle: To remove by disassembling or detaching an item from a surface, using gentle methods and equipment to prevent damage to the item and surfaces; disposing of items unless indicated to be salvaged or reinstalled.

E. Match: To blend with adjacent construction and manifest no apparent difference in material type, species, cut, form, detail, color, grain, texture, or finish; as approved by Architect.

F. Refinish: To remove existing finishes to base material and apply new finish to match original, or as otherwise indicated.

G. Repair: To correct damage and defects, retaining existing materials, features, and finishes. This includes patching, piecing-in, splicing, consolidating, or otherwise reinforcing or upgrading materials.

H. Replace: To remove, duplicate, and reinstall entire item with new material. The original item is the pattern for creating duplicates unless otherwise indicated.

I. Replicate: To reproduce in exact detail, materials, and finish unless otherwise indicated.

J. Reproduce: To fabricate a new item, accurate in detail to the original, and from either the same or a similar material as the original, unless otherwise indicated.

K. Retain: To keep an element or detail secure and intact.

L. Strip: To remove existing finish down to base material unless otherwise indicated.

ALTERATION PROJECT PROCEDURES 013516 - 2

1.3 QUALITY ASSURANCE

A. Fire-Prevention Plan: Prepare a written plan for preventing fires during the Work, including placement of fire extinguishers, fire blankets, rag buckets, and other fire-control devices during each phase or process. Coordinate plan with Owner's fire-protection equipment and requirements. Include fire-watch personnel's training, duties, and authority to enforce fire safety.

B. Safety and Health Standard: Comply with ANSI/ASSP A10.6.

PART 2 - PRODUCTS - (Not Used)

PART 3 - EXECUTION

3.1 PROTECTION

A. Temporary Protection of Materials to Remain:

1. Protect existing materials with temporary protections and construction. Do not remove existing materials unless otherwise indicated.

2. Do not attach temporary protection to existing surfaces except as indicated as part of the alteration work program.

B. Comply with each product manufacturer's written instructions for protections and precautions.

Protect against adverse effects of products and procedures on people and adjacent materials, components, and vegetation.

C. Utility and Communications Services:

1. Notify Owner, Architect, authorities having jurisdiction, and entities owning or controlling wires, conduits, pipes, and other services affected by alteration work before commencing operations.

2. Disconnect and cap pipes and services as required by authorities having jurisdiction, as required for alteration work.

3. Maintain existing services unless otherwise indicated; keep in service, and protect against damage during operations. Provide temporary services during interruptions to existing utilities.

3.2 PROTECTION FROM FIRE

A. General: Follow fire-prevention plan and the following:

1. Comply with NFPA 241 requirements unless otherwise indicated.

2. Remove and keep area free of combustibles, including rubbish, paper, waste, and chemicals, unless necessary for the immediate work.

ALTERATION PROJECT PROCEDURES 013516 - 3

a. If combustible material cannot be removed, provide fire blankets to cover such materials.

B. Heat-Generating Equipment and Combustible Materials: Comply with the following procedures while performing work with heat-generating equipment or combustible materials, including welding, torch-cutting, soldering, brazing, removing paint with heat, or other operations where open flames or implements using high heat or combustible solvents and chemicals are anticipated:

1. Obtain Owner's approval for operations involving use of open-flame or welding or other high-heat equipment. Notify Owner at least 72 hours before each occurrence, indicating location of such work.

2. As far as practicable, restrict heat-generating equipment to shop areas or outside the building.

3. Do not perform work with heat-generating equipment in or near rooms or in areas where flammable liquids or explosive vapors are present or thought to be present. Use a combustible gas indicator test to ensure that the area is safe.

4. Use fireproof baffles to prevent flames, sparks, hot gases, or other high-temperature material from reaching surrounding combustible material.

5. Prevent the spread of sparks and particles of hot metal through open windows, doors, holes, and cracks in floors, walls, ceilings, roofs, and other openings.

6. Fire Watch: Before working with heat-generating equipment or combustible materials, station personnel to serve as a fire watch at each location where such work is performed.

Fire-watch personnel shall have the authority to enforce fire safety. Station fire watch according to NFPA 51B, NFPA 241, and as follows:

a. Train each fire watch in the proper operation of fire-control equipment and alarms.

b. Prohibit fire-watch personnel from other work that would be a distraction from fire-watch duties.

c. Cease work with heat-generating equipment whenever fire-watch personnel are not present.

d. Have fire-watch personnel perform final fire-safety inspection each day beginning no sooner than 30 minutes after conclusion of work in each area to detect hidden or smoldering fires and to ensure that proper fire prevention is maintained.

e. Maintain fire-watch personnel at each area of Project site until two hours after conclusion of daily work.

C. Fire-Control Devices: Provide and maintain fire extinguishers, fire blankets, and rag buckets for disposal of rags with combustible liquids. Maintain each as suitable for the type of fire risk in each work area. Ensure that nearby personnel and the fire-watch personnel are trained in fire-extinguisher and blanket use.

3.3 GENERAL ALTERATION WORK

A. Record existing work before each procedure (preconstruction), and record progress during the work. Use digital preconstruction documentation photographs or video recordings.

B. Perform surveys of Project site as the Work progresses to detect hazards resulting from alterations.

ALTERATION PROJECT PROCEDURES 013516 - 4

C. Notify Architect of visible changes in the integrity of material or components whether from environmental causes including biological attack, UV degradation, freezing, or thawing or from structural defects including cracks, movement, or distortion.

1. Do not proceed with the work in question until directed by Architect.

END OF SECTION 013516

COMMON WORK RESULTS FOR HVAC 230500 - 1

SECTION 230500 – COMMON WORK RESULTS FOR HVAC

PART 1 - GENERAL

1.1 RELATED DOCUMENTS

A. Drawings and general provisions of the Contract, including General and Supplementary Conditions and Division 1 Specification Sections, apply to this Section.

1.2 SUMMARY

A. This Section includes the following:

1. Piping materials and installation instructions common to most piping systems.

2. Transition fittings.

3. Dielectric fittings.

4. Mechanical sleeve seals.

5. Sleeves.

6. Escutcheons.

7. Grout.

8. Mechanical demolition.

9. Equipment installation requirements common to equipment sections.

10. Painting and finishing.

11. Concrete bases.

12. Supports and anchorages.

13. Pipe curbs and equipment supports.

1.3 DEFINITIONS

A. Finished Spaces: Spaces other than mechanical and electrical equipment rooms, furred spaces, pipe and duct shafts, unheated spaces immediately below roof, spaces above ceilings, unexcavated spaces, crawlspaces, and tunnels.

B. Exposed, Interior Installations: Exposed to view indoors. Examples include finished occupied spaces and mechanical equipment rooms.

C. Concealed, Interior Installations: Concealed from view and protected from physical contact by building occupants. Examples include above ceilings and in duct shafts.

D. The following are industry abbreviations for rubber materials:

1. EPDM: Ethylene-propylene-diene terpolymer rubber.

2. NBR: Acrylonitrile-butadiene rubber.

COMMON WORK RESULTS FOR HVAC 230500 - 2

1.4 SUBMITTALS

A. Product Data: For the following:

1. Transition fittings.

2. Dielectric fittings.

3. Mechanical sleeve seals.

4. Escutcheons.

B. Welding certificates.

C. Operation and Maintenance Data: At the end of the project the contractor shall submit two paper copies of the Operation and Maintenance Data to the owner in three ring binders with the project title and contractor’s contact information.

D. Project Record Documents: Throughout the project the contractor shall keep a running record of as-builts showing deviations from the plans. At the end of the project the contractor shall submit one clean hand sketch set of documents to the owner.

1.5 QUALITY ASSURANCE

A. Steel Support Welding: Qualify processes and operators according to AWS D1.1, "Structural Welding Code--Steel."

B. Steel Pipe Welding: Qualify processes and operators according to ASME Boiler and Pressure Vessel Code: Section IX, "Welding and Brazing Qualifications."

1. Comply with provisions in ASME B31 Series, "Code for Pressure Piping."

2. Certify that each welder has passed AWS qualification tests for welding processes involved and that certification is current.

C. Electrical Characteristics for Mechanical Equipment: Equipment of higher electrical characteristics may be furnished provided such proposed equipment is approved in writing and connecting electrical services, circuit breakers, and conduit sizes are appropriately modified. If minimum energy ratings or efficiencies are specified, equipment shall comply with requirements.

D. Install all equipment, materials, and accessories per manufacturers written instructions.

1.6 DELIVERY, STORAGE, AND HANDLING

A. Deliver pipes and tubes with factory-applied end caps. Maintain end caps through shipping, storage, and handling to prevent pipe end damage and to prevent entrance of dirt, debris, and moisture.

B. Store plastic pipes protected from direct sunlight. Support to prevent sagging and bending.

COMMON WORK RESULTS FOR HVAC 230500 - 3

1.7 COORDINATION

A. Arrange for pipe spaces, chases, slots, and openings in building structure during progress of construction, to allow for mechanical installations.

B. Coordinate installation of required supporting devices and set sleeves in poured-in-place concrete and other structural components as they are constructed.

C. Coordinate requirements for access panels and doors for mechanical items requiring access that are concealed behind finished surfaces. Access panels and doors are specified in Division 8 Section "Access Doors and Frames."

PART 2 - PRODUCTS

2.1 MANUFACTURERS

A. In other Part 2 articles where subparagraph titles below introduce lists, the following requirements apply for product selection:

1. Manufacturers: Subject to compliance with requirements, manufacturers offering products that may be incorporated into the Work include, but are not limited to, the manufacturers specified.

2. Manufacturers: Subject to compliance with requirements, provide products by the manufacturers specified.

2.2 PIPE, TUBE AND FITTINGS

A. Refer to individual Division 23 piping Sections for pipe, tube, and fitting materials and joining methods.

B. Pipe Threads: ASME B1.20.1 for factory-threaded pipe and pipe fittings.

2.3 JOINING MATERIALS

A. Refer to individual Division 23 piping Sections for special joining materials not listed below.

B. Pipe-Flange Gasket Materials: Suitable for chemical and thermal conditions of piping system contents.

1. ASME B16.21, nonmetallic, flat, asbestos-free, 1/8-inch maximum thickness unless thickness or specific material is indicated.

a. Full-Face Type: For flat-face, Class 125, cast-iron and cast-bronze flanges.

b. Narrow-Face Type: For raised-face, Class 250, cast-iron and steel flanges.

2. AWWA C110, rubber, flat face, 1/8-inch thick, unless otherwise indicated; and full-face or ring type, unless otherwise indicated.

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C. Flange Bolts and Nuts: ASME B18.2.1, carbon steel, unless otherwise indicated.

D. Plastic, Pipe-Flange Gasket, Bolts, and Nuts: Type and material recommended by piping system manufacturer, unless otherwise indicated.

E. Solder Filler Metals: ASTM B 32, lead-free alloys. Include water-flushable flux according to

ASTM B 813.

F. Brazing Filler Metals: AWS A5.8, BCuP Series, copper-phosphorus alloys for general-duty brazing, unless otherwise indicated; and AWS A5.8, BAg1, silver alloy for refrigerant piping, unless otherwise indicated.

G. Welding Filler Metals: Comply with AWS D10.12 for welding materials appropriate for wall thickness and chemical analysis of steel pipe being welded.

H. Solvent Cements for Joining Plastic Piping:

1. ABS Piping: ASTM D 2235.

2. CPVC Piping: ASTM F 493.

3. PVC Piping: ASTM D 2564. Include primer according to ASTM F 656.

4. PVC to ABS Piping Transition: ASTM D 3138.

I. Fiberglass Pipe Adhesive: As furnished or recommended by pipe manufacturer.

2.4 TRANSITION FITTINGS

A. AWWA Transition Couplings: Same size as, and with pressure rating at least equal to and with ends compatible with, piping to be joined.

1. Manufacturers:

a. Cascade Waterworks Mfg. Co.

b. Dresser Industries, Inc.; DMD Div.

c. Ford Meter Box Company, Incorporated (The); Pipe Products Div.

d. JCM Industries.

e. Smith-Blair, Inc.

f. Viking Johnson.

2.5 DIELECTRIC FITTINGS

A. Description: Combination fitting of copper alloy and ferrous materials with threaded, solder-joint, plain, or weld-neck end connections that match piping system materials.

B. Insulating Material: Suitable for system fluid, pressure, and temperature.

C. Dielectric Unions: Factory-fabricated, union assembly, for 250-psig minimum working pressure at 180 deg F.

1. Manufacturers:

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a. Capitol Manufacturing Co.

b. Central Plastics Company.

c. Eclipse, Inc.

d. Epco Sales, Inc.

e. Hart Industries, International, Inc.

f. Watts Industries, Inc.; Water Products Div.

g. Zurn Industries, Inc.; Wilkins Div.

D. Dielectric Flanges: Factory-fabricated, companion-flange assembly, for 150 or 300-psig minimum working pressure as required to suit system pressures.

1. Manufacturers:

a. Capitol Manufacturing Co.

b. Central Plastics Company.

c. Epco Sales, Inc.

d. Watts Industries, Inc.; Water Products Div.

E. Dielectric-Flange Kits: Companion-flange assembly for field assembly. Include flanges, full-face- or ring-type neoprene or phenolic gasket, phenolic or polyethylene bolt sleeves, phenolic washers, and steel backing washers.

1. Manufacturers:

a. Advance Products & Systems, Inc.

b. Calpico, Inc.

c. Central Plastics Company.

d. Pipeline Seal and Insulator, Inc.

2. Separate companion flanges and steel bolts and nuts shall have 150 or 300-psig minimum working pressure where required to suit system pressures.

F. Dielectric Couplings: Galvanized-steel coupling with inert and noncorrosive, thermoplastic lining; threaded ends; and 300-psig minimum working pressure at 225 deg F.

1. Manufacturers:

a. Calpico, Inc.

b. Lochinvar Corp.

G. Dielectric Nipples: Electroplated steel nipple with inert and noncorrosive, thermoplastic lining;

plain, threaded, or grooved ends; and 300-psig minimum working pressure at 225 deg F.

1. Manufacturers:

a. Perfection Corp.

b. Precision Plumbing Products, Inc.

c. Sioux Chief Manufacturing Co., Inc.

d. Victaulic Co. of America.

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2.6 MECHANICAL SLEEVE SEALS

A. Description: Modular sealing element unit, designed for field assembly, to fill annular space between pipe and sleeve.

1. Manufacturers:

a. Advance Products & Systems, Inc.

b. Calpico, Inc.

c. Metraflex Co.

d. Pipeline Seal and Insulator, Inc.

2. Sealing Elements: EPDM or NBR interlocking links shaped to fit surface of pipe.

Include type and number required for pipe material and size of pipe.

3. Pressure Plates: Plastic, Carbon steel or Stainless steel. Include two for each sealing element.

4. Connecting Bolts and Nuts: Carbon steel with corrosion-resistant coating or Stainless steel of length required to secure pressure plates to sealing elements. Include one for each sealing element.

2.7 SLEEVES

A. Galvanized-Steel Sheet: 0.0239-inch minimum thickness; round tube closed with welded longitudinal joint.

B. Steel Pipe: ASTM A 53, Type E, Grade B, Schedule 40, galvanized, plain ends.

C. Cast Iron: Cast or fabricated "wall pipe" equivalent to ductile-iron pressure pipe, with plain ends and integral waterstop, unless otherwise indicated.

D. Stack Sleeve Fittings: Manufactured, cast-iron sleeve with integral clamping flange. Include clamping ring and bolts and nuts for membrane flashing.

1. Underdeck Clamp: Clamping ring with set screws.

E. Molded PVC: Permanent, with nailing flange for attaching to wooden forms.

F. PVC Pipe: ASTM D 1785, Schedule 40.

G. Molded PE: Reusable, PE, tapered-cup shaped, and smooth-outer surface with nailing flange for attaching to wooden forms.

2.8 ESCUTCHEONS

A. Description: Manufactured wall and ceiling escutcheons and floor plates, with an ID to closely fit around pipe, tube, and insulation of insulated piping and an OD that completely covers opening.

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B. One-Piece, Deep-Pattern Type: Deep-drawn, box-shaped brass with polished chrome-plated finish.

C. One-Piece, Cast-Brass Type: With set screw.

1. Finish: Polished chrome-plated and rough brass.

D. Split-Casting, Cast-Brass Type: With concealed hinge and set screw.

1. Finish: Polished chrome-plated and rough brass.

E. One-Piece, Stamped-Steel Type: With set screw or spring clips and chrome-plated finish.

F. Split-Plate, Stamped-Steel Type: With concealed or exposed-rivet hinge, set screw or spring clips, and chrome-plated finish.

G. One-Piece, Floor-Plate Type: Cast-iron floor plate.

H. Split-Casting, Floor-Plate Type: Cast brass with concealed hinge and set screw.

2.9 GROUT

A. Description: ASTM C 1107, Grade B, nonshrink and nonmetallic, dry hydraulic-cement grout.

1. Characteristics: Post-hardening, volume-adjusting, nonstaining, noncorrosive, nongaseous, and recommended for interior and exterior applications.

2. Design Mix: 5000-psi, 28-day compressive strength.

3. Packaging: Premixed and factory packaged.

2.10 PIPE CURBS AND EQUIPMENT CURBS

A. Manufacturers:

1. Pate.

2. RPS Corporation.

3. Thy Curb, Thybar Corporation.

B. Equipment Support Rails:

1. 18 Gauge galvanized steel with integral base plate, continuous welded corner seams, pressure treated wood nailer, counter flashing with leg screws, and internally reinforced for load bearing requirements.

2. Height: Minimum 18 inches high or as specified.

3. Length: As required for equipment and to span structural supports.

C. Pipe Curb Assemblies:

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1. Heavy Gauge galvanized steel with unitized construction and integral base plate, 3 lb density insulation and 2x2 nailer. Furnish acrylic clad thermo plastic cover, fastening screws, & graduated step boots with stainless steel clamps.

2. Height: 18 inches

3. Multiple Pipes: Size and configure cover to accommodate all pipes serving equipment in-cluding power conduit and control conduit.

D. Pipe Seals for Single Roof Penetrations:

1. One piece spun aluminum base with 5 inch flange, polyvinyl chloride boot with graduat-ed widths and adjustable stainless steel clamps.

2. Reference Product: Pate-Pipe Seal.

PART 3 - EXECUTION

3.1 MECHANICAL DEMOLITION

A. Refer to Division 1 Sections "Cutting and Patching" and "Selective Demolition" for general demolition requirements and procedures.

B. Disconnect, demolish, and remove mechanical systems, equipment, and components indicated to be removed.

1. Piping to Be Removed: Remove portion of piping indicated to be removed and cap or plug remaining piping with same or compatible piping material.

2. Piping to Be Abandoned in Place: Drain piping and cap or plug piping with same or compatible piping material.

3. Ducts to Be Removed: Remove portion of ducts indicated to be removed and plug remaining ducts with same or compatible ductwork material.

4. Ducts to Be Abandoned in Place: Cap or plug ducts with same or compatible ductwork material.

5. Equipment to Be Removed: Disconnect and cap services and remove equipment.

6. Equipment to Be Removed and Reinstalled: Disconnect and cap services and remove, clean, and store equipment; when appropriate, reinstall, reconnect, and make equipment operational.

7. Equipment to Be Removed and Salvaged: Disconnect and cap services and remove equipment and deliver to Owner.

C. If pipe, insulation, or equipment to remain is damaged in appearance or is unserviceable, remove damaged or unserviceable portions and replace with new products of equal capacity and quality.

3.2 PIPING SYSTEMS - COMMON REQUIREMENTS

A. Install piping according to the following requirements and Division 23 Sections specifying piping systems.

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B. Drawing plans, schematics, and diagrams indicate general location and arrangement of piping systems. Indicated locations and arrangements were used to size pipe and calculate friction loss, expansion, pump sizing, and other design considerations. Install piping as indicated unless deviations to layout are approved on Coordination Drawings.

C. Install piping in concealed locations, unless otherwise indicated and except in equipment rooms and service areas.

D. Install piping indicated to be exposed and piping in equipment rooms and service areas at right angles or parallel to building walls. Diagonal runs are prohibited unless specifically indicated otherwise.

E. Install piping above accessible ceilings to allow sufficient space for ceiling panel removal.

F. Install piping to permit valve servicing.

G. Install piping at indicated slopes.

H. Install piping free of sags and bends.

I. Install fittings for changes in direction and branch connections.

J. Install piping to allow application of insulation.

K. Select system components with pressure rating equal to or greater than system operating pressure.

L. Install escutcheons for penetrations of walls, ceilings, and floors according to the following:

1. New Piping:

a. Piping with Fitting or Sleeve Protruding from Wall: One-piece, deep-pattern type.

b. Chrome-Plated Piping: One-piece, cast-brass type with polished chrome-plated finish.

c. Insulated Piping: One-piece, stamped-steel type with spring clips.

d. Bare Piping at Wall and Floor Penetrations in Finished Spaces: One-piece, cast-brass type with polished chrome-plated finish.

e. Bare Piping at Wall and Floor Penetrations in Finished Spaces: One-piece, stamped-steel type.

f. Bare Piping at Ceiling Penetrations in Finished Spaces: One-piece or split-casting, cast-brass type with polished chrome-plated finish.

g. Bare Piping at Ceiling Penetrations in Finished Spaces: One-piece, stamped-steel type or split-plate, stamped-steel type with concealed hinge and set screw.

h. Bare Piping in Unfinished Service Spaces: One-piece, cast-brass type with polished chrome-plated or rough-brass finish.

i. Bare Piping in Unfinished Service Spaces: One-piece, stamped-steel type with concealed or exposed-rivet hinge and set screw or spring clips.

j. Bare Piping in Equipment Rooms: One-piece, cast-brass type.

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k. Bare Piping in Equipment Rooms: One-piece, stamped-steel type with set screw or spring clips.

l. Bare Piping at Floor Penetrations in Equipment Rooms: One-piece, floor-plate type.

2. Existing Piping: Use the following:

a. Chrome-Plated Piping: Split-casting, cast-brass type with chrome-plated finish.

b. Insulated Piping: Split-plate, stamped-steel type with concealed or exposed-rivet hinge and spring clips.

c. Bare Piping at Wall and Floor Penetrations in Finished Spaces: Split-casting, cast-brass type with chrome-plated finish.

d. Bare Piping at Wall and Floor Penetrations in Finished Spaces: Split-plate, stamped-steel type with concealed hinge and spring clips.

e. Bare Piping at Ceiling Penetrations in Finished Spaces: Split-casting, cast-brass type with chrome-plated finish.

f. Bare Piping at Ceiling Penetrations in Finished Spaces: Split-plate, stamped-steel type with concealed hinge and set screw.

g. Bare Piping in Unfinished Service Spaces: Split-casting, cast-brass type with polished chrome-plated or rough-brass finish.

h. Bare Piping in Unfinished Service Spaces: Split-plate, stamped-steel type with concealed or exposed-rivet hinge and set screw or spring clips.

i. Bare Piping in Equipment Rooms: Split-casting, cast-brass type.

j. Bare Piping in Equipment Rooms: Split-plate, stamped-steel type with set screw or spring clips.

k. Bare Piping at Floor Penetrations in Equipment Rooms: Split-casting, floor-plate type.

M. Permanent sleeves are not required for holes formed by removable PE sleeves.

N. Install sleeves for pipes passing through concrete and masonry walls and concrete floor and roof slabs.

O. Install sleeves for pipes passing through concrete and masonry walls, gypsum-board partitions, and concrete floor and roof slabs.

1. Cut sleeves to length for mounting flush with both surfaces.

a. Exception: Extend sleeves installed in floors of mechanical equipment areas or other wet areas 2 inches above finished floor level. Extend cast-iron sleeve fittings below floor slab as required to secure clamping ring if ring is specified.

2. Install sleeves in new walls and slabs as new walls and slabs are constructed.

3. Install sleeves that are large enough to provide 1/4-inch annular clear space between sleeve and pipe or pipe insulation. Use the following sleeve materials:

a. PVC or Steel Pipe Sleeves: For pipes smaller than NPS 6 (DN 150).

b. Steel Sheet Sleeves: For pipes NPS 6 (DN 150) and larger, penetrating gypsum-board partitions.

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c. Stack Sleeve Fittings: For pipes penetrating floors with membrane waterproofing.

Secure flashing between clamping flanges. Install section of cast-iron soil pipe to extend sleeve to 2 inches above finished floor level. Refer to Division 7 Section "Sheet Metal Flashing and Trim" for flashing.

1) Seal space outside of sleeve fittings with grout.

4. Except for underground wall penetrations, seal annular space between sleeve and pipe or pipe insulation, using joint sealants appropriate for size, depth, and location of joint.

Refer to Division 7 Section "Joint Sealants" for materials and installation.

P. Aboveground, Exterior-Wall Pipe Penetrations: Seal penetrations using sleeves and mechanical sleeve seals. Select sleeve size to allow for 1-inch annular clear space between pipe and sleeve for installing mechanical sleeve seals.

1. Install steel pipe for sleeves smaller than 6 inches in diameter.

2. Install cast-iron "wall pipes" for sleeves 6 inches and larger in diameter.

3. Mechanical Sleeve Seal Installation: Select type and number of sealing elements required for pipe material and size. Position pipe in center of sleeve. Assemble mechanical sleeve seals and install in annular space between pipe and sleeve. Tighten bolts against pressure plates that cause sealing elements to expand and make watertight seal.

Q. Fire-Barrier Penetrations: Maintain indicated fire rating of walls, partitions, ceilings, and floors at pipe penetrations. Seal pipe penetrations with firestop materials. Refer to Division 7 Section "Through-Penetration Firestop Systems" for materials.

R. Verify final equipment locations for roughing-in.

S. Refer to equipment specifications in other Sections of these Specifications for roughing-in requirements.

3.3 PIPING JOINT CONSTRUCTION

A. Join pipe and fittings according to the following requirements and Division 23 Sections specifying piping systems.

B. Ream ends of pipes and tubes and remove burrs. Bevel plain ends of steel pipe.

C. Remove scale, slag, dirt, and debris from inside and outside of pipe and fittings before assembly.

D. Soldered Joints: Apply ASTM B 813, water-flushable flux, unless otherwise indicated, to tube end. Construct joints according to ASTM B 828 or CDA's "Copper Tube Handbook," using lead-free solder alloy complying with ASTM B 32.

E. Brazed Joints: Construct joints according to AWS's "Brazing Handbook," "Pipe and Tube" Chapter, using copper-phosphorus brazing filler metal complying with AWS A5.8.

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F. Threaded Joints: Thread pipe with tapered pipe threads according to ASME B1.20.1. Cut threads full and clean using sharp dies. Ream threaded pipe ends to remove burrs and restore full ID. Join pipe fittings and valves as follows:

1. Apply appropriate tape or thread compound to external pipe threads unless dry seal threading is specified.

2. Damaged Threads: Do not use pipe or pipe fittings with threads that are corroded or damaged. Do not use pipe sections that have cracked or open welds.

G. Welded Joints: Construct joints according to AWS D10.12, using qualified processes and welding operators according to Part 1 "Quality Assurance" Article.

H. Flanged Joints: Select appropriate gasket…