QUENTIN MEASE CLINIC – BOILER REPLACEMENT

ISSUE FOR PERMIT AND PRICING

FOR

December 18, 2025

Wylie Project No. 25047.00

Quentin Mease Clinic – Boiler Replacement Seals Page Browne McGregor Architects–22140.09/Wylie 1869-25047.00 00 00 00 Issue for Permit and Pricing 18 December 2025 1 of 1

ARCHITECT

Browne McGregor Architects, Inc.

520 Post Oak Boulevard, Suite 880

Houston, Texas 77027 713.850.1733

MEP ENGINEER

Wylie Engineering

1177 West Loop South, Suite 900 Houston, Texas 77027

713.781.2526

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12/18/2025

Smith Clinic Generator Table of Contents Wylie 1869-25047.00 00 01 10 Issue for Permit and Pricing 18 December 2025 1 of 1

NUMBER TITLE ISSUE DATE REVISED DATE

DIVISION 06 – WOOD, PLASTICS, AND COMPOSITES

06 10 00 Rough Carpentry ....................................................................18-Dec-25

DIVISION 17 – THERMAL AND MOISTURE PROTECTION

07 27 20 Self-Adhering Flexible Flashing ..............................................18-Dec-25 07 54 00 Thermoplastic Polyolefin (TPO) Roofing ................................18-Dec-25 07 62 00 Sheet Metal Flashing and Trim ...............................................18-Dec-25 07 72 00 Roof Accessories ...................................................................18-Dec-25 07 84 13 Penetration Firestopping ........................................................18-Dec-25 09 90 00 Painting ..................................................................................18-Dec-25

DIVISION 20 – FACILITY SERVICES GENERAL REQUIREMENTS

20 00 00 Facility Services General Requirements Index .......................18-Dec-25 20 05 00 Codes and Standards .............................................................18-Dec-25 20 05 01 Scope of Work ........................................................................18-Dec-25 20 05 02 Design Criteria ........................................................................18-Dec-25 20 05 03 Basic Division 20-28 Requirements ........................................18-Dec-25 20 05 04 Schedule of Submittal Data ....................................................18-Dec-25 20 05 05 General Division 20-28 Materials and Methods ......................18-Dec-25 20 05 08 Demolition and Work Within Existing Buildings ......................18-Dec-25 20 05 13 Motors and Controllers ...........................................................18-Dec-25 20 05 14 Electronic Variable Speed Drives ...........................................18-Dec-25 20 05 33 Pipe Heat Tracing ...................................................................18-Dec-25 20 05 48 Noise and Vibration Isolation ..................................................18-Dec-25 20 07 00 Thermal Insulation ..................................................................18-Dec-25 20 08 00 Commissioning .......................................................................18-Dec-25 20 21 16 Miscellaneous Piping ..............................................................18-Dec-25

DIVISION 21 – FIRE SUPPRESSION INDEX

21 00 00 Fire Suppression Index...........................................................18-Dec-25 21 05 01 Scope of Work ........................................................................18-Dec-25 21 05 93 Startup, Testing, Adjusting and Balancing ..............................18-Dec-25 21 13 13 Wet-Pipe Fire Sprinkler Systems ............................................18-Dec-25

DIVISION 22 – PLUMBING

22 00 00 Plumbing Index .......................................................................18-Dec-25 22 05 01 Scope of Work ........................................................................18-Dec-25 22 05 25 Miscellaneous Equipment.......................................................18-Dec-25 22 05 93 Startup, Testing, Adjusting and Balancing ..............................18-Dec-25 22 11 16 Plumbing Piping and Accessories ..........................................18-Dec-25 22 16 13 Natural Gas Piping Systems ...................................................18-Dec-25

DIVISION 23 – HEATING, VENTILATING, AND AIR CONDITIONING INDEX

23 00 00 Heating, Ventilating, And Air Conditioning Index ....................18-Dec-25 23 05 01 Scope Of Work .......................................................................18-Dec-25 23 05 10 HVAC Water Piping Accessories ............................................18-Dec-25 23 05 93 Start-Up, Testing, Adjusting And Balancing............................18-Dec-25 23 05 93.13 Supplemental Balancing And Adjustments .............................18-Dec-25 23 21 13 HVAC Water Piping ................................................................18-Dec-25 23 31 13.13 Variable Speed Packaged Pumping System ..........................18-Dec-25 23 52 16 Stainless Steel Firetube Condensing Boilers ..........................18-Dec-25

DIVISION 25 – INTEGRATED AUTOMATION INDEX

25 00 00 Integrated Automation Index ..................................................18-Dec-25 25 05 01 Scope of Work ........................................................................18-Dec-25

Smith Clinic Generator Table of Contents Wylie 1869-25047.00 00 01 10 Issue for Permit and Pricing 18 December 2025 2 of 1

25 06 01 Structured Cabling Infrastructure ...........................................18-Dec-25 25 07 01 Network and Central Hardware ..............................................18-Dec-25 25 09 01 Installation, Testing, And Training ..........................................18-Dec-25 25 09 02 Panels and Controllers 25 09 03 Dampers, Valves and Electronic Control and ........................18-Dec-25 Automation Hardware 25 09 93 Sequence of Operation...........................................................18-Dec-25

DIVISION 26 – ELECTRICAL

26 00 00 Electrical Index .......................................................................18-Dec-25 26 05 01 Scope of Work ........................................................................18-Dec-25 26 05 07 Testing ..............................................................................18-Dec-25 26 05 19 Conductors .............................................................................18-Dec-25 26 05 23 Motor and Control Wiring........................................................18-Dec-25 26 05 25 Miscellaneous Equipment.......................................................18-Dec-25 26 05 26 Grounding ..............................................................................18-Dec-25 26 05 33 Conduit ..............................................................................18-Dec-25 26 05 34 Outlet Boxes ...........................................................................18-Dec-25 26 05 63 Telephone and Data System Provisions ................................18-Dec-25 26 27 26 Wiring Devices .......................................................................18-Dec-25 26 28 13 Fuses ..............................................................................18-Dec-25 26 28 16.16 Safety and Disconnect Switches ............................................18-Dec-25

DIVISION 27 – COMMUNICATIONS INDEX

27 00 00 Communications Index ...........................................................18-Dec-25 27 05 01 Scope Of Work .......................................................................18-Dec-25 Division 27 Specifications 8.26.25 ..........................................18-Dec-25 IT Secure Area Specifications Revised ..................................18-Dec-25

DIVISION 28 – ELECTRONIC SAFETY INDEX

28 00 00 Electronic Safety Index ...........................................................18-Dec-25 28 05 01 Scope of Work ........................................................................18-Dec-25 Appendix 28 13 00 Access and Surveillance Systems ...........18-Dec-25 Harris Health DPS Security Design Standards .......................18-Dec-25

END OF TABLE OF CONTENTS

HHS Quentin Mease Health Center Broiler

Replacement

3601 N. MacGregor Way, Houston, Texas 77004

Rough Carpentry

Browne McGregor Architects, Inc.; Project No.: 22140.09

Page 06 10 00-1

SECTION 06 10 00

ROUGH CARPENTRY

PART 1 - GENERAL

1.1 RELATED DOCUMENTS

A. Drawings and general provisions of the Contract, including the General and

Supplementary Conditions, if any, apply to this Section.

1.2 SUMMARY

A. Section includes rough carpentry items including, but not limited to:

1. Wood blocking, cants, and nailers on roof and where indicated or required.

B. Related Sections: Work of all sections, including Division 01 Sections, as required to properly execute the work and as necessary to maintain satisfactory progress of the work.

1.3 CONTRACTOR'S RESPONSIBILITIES

A. As scope and performance documents, the Drawings and Specifications do not necessarily indicate or describe all the work requiring bracing, sheathing, nailers, lagging, and blocking for work supported on or recessed into exterior construction. The

Contractor shall ensure that adequate bracing, sheathing, nailers, lagging, and blocking is installed for support of all items whether indicated or not.

1.5 DEFINITIONS

A. Dimension Lumber: Lumber of 2 inches nominal or greater, but less than 5 inches nominal in least dimension.

B. Lumber grading agencies, and the abbreviations used to reference them, include the following:

1. NLGA: National Lumber Grades Authority.

2. NFPA: National Forest Products Association.

3. SPIB: The Southern Pine Inspection Bureau.

4. WCLIB: West Coast Lumber Inspection Bureau.

5. WWPA: Western Wood Products Association.

1.6 SUBMITTALS

A. Submit under provisions of Division 01 Section "Submittal Procedures".

B. Product Data: For each type of process and factory-fabricated product. Indicate

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Rough Carpentry

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Rough Carpentry

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1. Include data for wood-preservative treatment from chemical treatment manufacturer and certification by treating plant that treated materials comply with requirements. Indicate type of preservative used and net amount of preservative retained.

2. Include data for fire-retardant treatment from chemical treatment manufacturer and certification by treating plant that treated materials comply with requirements. Include physical properties of treated materials based on testing by a qualified independent testing agency.

3. For fire-retardant treatments specified to be High-Temperature (HT) type, include physical properties of treated lumber both before and after exposure to elevated temperatures, based on testing by a qualified independent testing agency according to ASTM D 5664.

4. For products receiving a waterborne treatment, include statement that moisture content of treated materials was reduced to levels specified before shipment to Project site.

5. Include copies of warranties from chemical treatment manufacturers for each type of treatment.

C. Material Certificates: For dimension lumber specified to comply with minimum allowable unit stresses. Indicate species and grade selected for each use and design values approved by the ALSC Board of Review.

D. Research/Evaluation Reports: For the following, showing compliance with building code in effect for Project:

1. Wood-preservative-treated wood.

2. Fire-retardant-treated wood.

3. Power-driven fasteners.

4. Powder-actuated fasteners.

5. Expansion anchors.

1.7 QUALITY ASSURANCE

A. This Section outlines only minimum standards and requirements. Refer to the Drawings and other sections of the specifications for additional requirements. Bring all conflicts and discrepancies to the attention of the Architect and do not start work until such conflicts and discrepancies are clarified and corrected.

B. Testing Agency Qualifications: For testing agency providing classification marking for fire-retardant treated material, an inspection agency acceptable to authorities having jurisdiction that periodically performs inspections to verify that the material bearing the classification marking is representative of the material tested.

1.8 DELIVERY, STORAGE, AND HANDLING

A. Stack wood products flat with spacers beneath and between each bundle to provide air circulation. Protect wood products from weather by covering with waterproof sheeting, securely anchored. Provide for air circulation around stacks and under coverings.

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PART 2 - PRODUCTS

2.1 MANUFACTURERS

A. Manufacturers: Subject to compliance with requirements, provide specified products, or Architect approved equal. Other manufacturers must have a minimum of five (5) years experience manufacturing products meeting or exceeding the specifications and comply with Division 01 Sections for requirements regarding substitutions to be considered.

2.2 WOOD PRODUCTS, GENERAL

A. Lumber: DOC PS 20 and applicable rules of grading agencies indicated. If no grading agency is indicated, provide lumber that complies with the applicable rules of any rules-writing agency certified by the ALSC Board of Review. Provide lumber graded by an agency certified by the ALSC Board of Review to inspect and grade lumber under the rules indicated.

1. Factory mark each piece of lumber with grade stamp of grading agency.

2. For exposed lumber indicated to receive a stained or natural finish, mark grade stamp on end or back of each piece or omit grade stamp and provide certificates of grade compliance issued by grading agency.

3. Where nominal sizes are indicated, provide actual sizes required by DOC PS 20 for moisture content specified. Where actual sizes are indicated, they are minimum dressed sizes for dry lumber.

4. Dress lumber, S4S, unless otherwise indicated.

B. Maximum Moisture Content of Lumber: 15 percent, unless otherwise indicated.

C. Engineered Wood Products: Acceptable to authorities having jurisdiction and for which current model code research or evaluation reports exist that show compliance with building code in effect for Project.

1. Allowable design stresses, as published by manufacturer, shall meet or exceed those indicated. Manufacturer's published values shall be determined from empirical data or by rational engineering analysis and demonstrated by comprehensive testing performed by a qualified independent testing agency.

2.3 WOOD-PRESERVATIVE-TREATED LUMBER

A. Preservative Treatment by Pressure Process: AWPA U1; Use Category UC2 for interior construction not in contact with ground, Use Category UC3b for exterior construction not in contact with ground, and Use Category UC4a for items in contact with ground.

1. Preservative Chemicals: Acceptable to authorities having jurisdiction and containing no arsenic or chromium. Do not use inorganic boron (SBX) for sill plates.

2. For exposed items indicated to receive a stained or natural finish, chemical formulations shall not require incising, contain colorants, bleed through, or

3601 N. MacGregor Way, Houston, Texas 77004

Rough Carpentry

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Rough Carpentry

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B. Kiln-dry lumber after treatment to a maximum moisture content of 19 percent. Do not use material that is warped or that does not comply with requirements for untreated material.

C. Mark lumber with treatment quality mark of an inspection agency approved by the ALSC

Board of Review.

1. For exposed lumber indicated to receive a stained or natural finish, mark end or back of each piece or omit marking and provide certificates of treatment compliance issued by inspection agency.

D. Application: Treat all rough carpentry, unless otherwise indicated.

1. Wood cants, nailers, curbs, equipment support bases, blocking, stripping, and similar members in connection with roofing, flashing, vapor barriers, and waterproofing.

2.4 FIRE-RETARDANT-TREATED MATERIALS

A. Comply with AWPA C20 for lumber and AWPA C27 for plywood.

B. General: Where fire-retardant-treated materials are indicated, materials shall comply with requirements in this article, that are acceptable to authorities having jurisdiction, and with fire-test-response characteristics specified as determined by testing identical products per test method indicated by a qualified testing agency.

1. Treatment shall not promote corrosion of metal fasteners.

2. Exterior Type: Treated materials shall comply with requirements specified above for fire-retardant-treated lumber and plywood by pressure process after being subjected to accelerated weathering according to ASTM D 2898. Use for exterior locations and where indicated.

3. Interior Type A: Treated materials shall have a moisture content of 28 percent or less when tested according to ASTM D 3201 at 92 percent relative humidity. Use where exterior type is not indicated.

4. Design Value Adjustment Factors: Treated lumber shall be tested according to

ASTM D 5664 and design value adjustment factors shall be calculated according to ASTM D 6841. For enclosed roof framing, framing in attic spaces, and where high temperature fire-retardant treatment is indicated, provide material with adjustment factors of not less than 0.85 modulus of elasticity and 0.75 for extreme fiber in bending for Project's climatological zone.

C. Identify fire-retardant-treated wood with appropriate classification marking of qualified testing agency.

1. For exposed lumber indicated to receive a stained or natural finish, mark end or back of each piece or omit marking and provide certificates of treatment compliance issued by testing agency.

D. For exposed items indicated to receive a stained or natural finish, chemical formulations

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Rough Carpentry

Page 06 10 00-7 shall not bleed through, contain colorants, or otherwise adversely affect finishes.

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E. Application: Treat all rough carpentry prescribed and required by codes and authorities having jurisdiction:

1. Concealed blocking.

2. Roof construction.

3. Plywood backing panels.

2.5 MISCELLANEOUS LUMBER

A. General: Provide miscellaneous lumber indicated and lumber for support or attachment of other construction, including the following:

1. Blocking.

2. Nailers.

3. Rooftop equipment bases and support curbs.

4. Cants.

B. Dimension Lumber Items: Construction or No. 2 grade lumber of following species, unless indicated otherwise.

1. Mixed southern pine or southern pine; SPIB.

C. Concealed Boards: 15 percent maximum moisture content and the following species and grades:

1. Mixed southern pine or southern pine; No. 2 grade; SPIB.

D. For blocking not used for attachment of other construction, Utility, Stud, or No. 3 grade lumber of any species may be used provided that it is cut and selected to eliminate defects that will interfere with its attachment and purpose.

F. For blocking and nailers used for attachment of other construction, select and cut lumber to eliminate knots and other defects that will interfere with attachment of other work.

2.6 PLYWOOD BACKING PANELS

A. Equipment Backing Panels: Plywood, DOC PS 1, Exterior, A-C, fire-retardant treated, in thickness indicated or, if not indicated, not less than 1/2 inch nominal thickness.

2.7 FASTENERS

A. General: Provide fasteners of size and type indicated that comply with requirements specified in this Article for material and manufacture.

1. Where rough carpentry is exposed to weather, in ground contact, pressure-preservative treated, or in area of high relative humidity, provide fasteners with hot-dip zinc coating complying with ASTM A 153.

B. Nails, Brads, and Staples: ASTM F 1667.

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Rough Carpentry

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C. Power-Driven Fasteners: NES NER-272.Fastener systems with an evaluation report acceptable to authorities having jurisdiction, based on ICC-ES AC7.

D. Wood Screws: ASME B18.6.1.

E. Lag Bolts: ASME B18.2.1.

F. Bolts: Steel bolts complying with ASTM A 307, Grade A; with ASTM A 563 hex nuts and, where indicated, flat washers.

G. Post-Installed Anchors: Fastener systems with an evaluation report acceptable to authorities having jurisdiction, based on ICC-ES AC01, ICC-ES AC58, ICC-ES AC193, or ICC-

ES AC308 as appropriate for the substrate.

1. Material: Carbon-steel components, zinc plated to comply with ASTM B 633, Class Fe/Zn 5.

2.8 MISCELLANEOUS MATERIALS

A. Flexible Flashing: Composite, self-adhesive, flashing product consisting of a pliable, butyl rubber or rubberized-asphalt compound, bonded to a high-density polyethylene film, aluminum foil, or spunbonded polyolefin to produce an overall thickness of not less than

0.025 inch.

B. Water-Repellent Preservative: NWWDA-tested and -accepted formulation containing 3-iodo-2-propynyl butyl carbamate, combined with an insecticide containing chloropyrifos as its active ingredient.

C. Other Materials: Provide other materials, not specifically described, but required for a complete and proper installation.

PART 3 - EXECUTION

3.1 INSTALLATION, GENERAL

A. Set rough carpentry to required levels and lines, with members plumb, true to line, cut, and fitted. Fit rough carpentry to other construction; scribe and cope as needed for accurate fit. Locate furring, nailers, blocking, grounds, and similar supports to comply with requirements for attaching other construction.

B. Provide blocking and framing as indicated and as required to support facing materials, fixtures, specialty items, and trim.

C. Install plywood backing panels by fastening to studs; coordinate locations with utilities requiring backing panels. Install fire-retardant-treated plywood backing panels with classification marking of testing agency exposed to view.

D. Provide blocking and framing as indicated and as required to support facing materials, fixtures, specialty items, and trim.

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1. Provide metal clips for fastening gypsum board or lath at corners and intersections where framing or blocking does not provide a surface for fastening edges of panels. Space clips not more than 16 inches o.c.

E. Provide fire blocking in furred spaces, stud spaces, and other concealed cavities as indicated and as follows:

1. Fire block concealed spaces behind combustible cornices and exterior trim at not more than 20 feet o.c.

F. Sort and select lumber so that natural characteristics will not interfere with installation or with fastening other materials to lumber. Do not use materials with defects that interfere with function of member or pieces that are too small to use with minimum number of joints or optimum joint arrangement.

G. Comply with AWPA M4 for applying field treatment to cut surfaces of preservative-treated lumber.

1. Use inorganic boron for items that are continuously protected from liquid water.

2. Use copper naphthenate for items not continuously protected from liquid water.

H. Where wood-preservative-treated lumber is installed adjacent to metal decking, install continuous flexible flashing separator between wood and metal decking.

I. Securely attach rough carpentry work to substrate by anchoring and fastening as indicated, complying with the following:

1. Table 2304.9.1, "Fastening Schedule," in ICC's International Building Code (IBC).

J. Select fasteners of size that will not fully penetrate members where opposite side will be exposed to view or will receive finish materials. Make tight connections between members. Install fasteners without splitting wood; do not countersink nail heads, unless otherwise indicated.

K. For exposed work, arrange fasteners in straight rows parallel with edges of members, with fasteners evenly spaced, and with adjacent rows staggered.

1. Comply with approved fastener patterns where applicable. Before fastening, mark fastener locations, using a template made of sheet metal, plastic, or cardboard.

2. Use finishing nails, unless otherwise indicated. Countersink nail heads and fill holes with wood filler.

3.2 WOOD BLOCKING AND NAILER INSTALLATION

A. Install where indicated and where required for attaching other work. Form to shapes indicated and cut as required for true line and level of attached work. Coordinate locations with other work involved.

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B. Attach items to substrates to support applied loading. Recess bolts and nuts flush with surfaces, unless otherwise indicated.

3.3 PROTECTION

A. Protect wood that has been treated with inorganic boron (SBX) from weather. If, despite protection, inorganic boron-treated wood becomes wet, apply EPA-registered borate treatment. Apply borate solution by spraying to comply with EPA-registered label.

B. Protect rough carpentry from weather. If, despite protection, rough carpentry becomes wet or wet enough that moisture content exceeds that specified, apply EPA-registered borate treatment. Apply borate solution by spraying to comply with EPA-registered label.

END OF SECTION

HS Quentin Mease Health Center Broiler

3601 N. MacGregor Way, Houston, Texas 77004

Self-Adhering Flexible Flashings

Page 07 27 20-1

SECTION 07 27 20

SELF-ADHERING FLEXIBLE FLASHING

1.2 SUMMARY

A. Section includes self-adhering rubberized asphalt flashings where indicated or required to divert moisture to building exterior.

B. Related Sections: Work of all sections, including Division 01 Sections, as required to properly execute the work and as necessary to maintain satisfactory progress of the work.

1.3 SUBMITTALS

A. Submit under provisions of Division 01 Section "Submittal Procedures".

B. Product Data: Include manufacturer's written instructions for evaluating, preparing, and treating substrate, technical data, and tested physical and performance properties of flashing.

C. Shop Drawings: Show locations and extent of flashing. Include details for substrate joints and cracks, penetrations, inside and outside corners, tie-ins with adjoining work, and other termination conditions.

D. Samples: Actual pieces of flashings specified, 12 inches x 12 inches square of flashing sheet.

1.4 QUALITY ASSURANCE

A. This Section outlines only minimum standards and requirements. Refer to the Drawings and other sections of the specifications for additional requirements. Bring all conflicts and discrepancies to the attention of the Architect and do not start work until such conflicts and discrepancies are clarified and corrected.

B. Installer Qualifications: Company with at least five (5) years of successful experience in weathertight installation of flashing.

C. Coordination: Interface flashing work with adjacent and adjoining work to ensure best possible weather resistance and durability of completed flashing.

Page 07 27 20-2

1.5 DELIVERY, STORAGE, AND HANDLING

A. Deliver materials to project site in manufacturer's sealed containers and packaging, bearing manufacturer's name and product identification.

B. Stack flashing materials to avoid twisting, bending, and abrasion. Protect materials from weather before installation.

PART 2 - PRODUCTS

2.1 APPROVED MANUFACTURER

A. Specifications are based on Protecto Wrap Company, Denver, CO; Phone: (303) 777-

3001, or Architect approved equal by one (1) of the following. Other manufacturers must have a minimum of five (5) years of experience manufacturing products meeting or exceeding the specifications and comply with Division 01 Section “Product

Requirements” regarding substitutions to be considered.

1. Advanced Building Products, Inc.

2. GCP Applied Technologies, Inc.

3. Henry Company

4. Sandell Manufacturing Company, Inc., a Hohmann & Barnard Company.

5. Tamko Waterproofing

6. W. R. Meadows, Inc.

7. York Manufacturing, Inc.

2.2 MATERIALS

A. Protecto Flex cold applied self-adhering membrane: 40 mil thick membrane composed of a flexible cross laminated High Density Polyethylene creped film coated with a layer of rubberized asphalt.

2.3 ACCESSORIES

A. Primer: Manufacturer's special primer formulated to prepare surfaces for self-adhering flashing.

B. Reglets: Types and profiles as indicated on the drawings and as recommended by flashing manufacturer.

C. Tapes: Self-adhering type as indicated on the Drawings and as recommended by flashing manufacturer to suit application.

D. Other Materials: Provide other materials, not specifically described, but required for a complete and proper installation.

2.4 FABRICATION

A. Forming: Fabricate flashings true to shape and accurate in dimension. Form pieces in

Page 07 27 20-3 longest possible lengths to minimize joints. Fold flashing at corners and at ends of pans instead of cutting.

B. Joints: Provide not less than 4 inches of overlap at flashing joints.

PART 3 - EXECUTION

3.1 EXAMINATION

A. Verify that surfaces to receive flashing are thoroughly dry, free from loose materials, and reasonably smooth, with no sharp edges or projections.

B. Verify that locations to receive flashing are sloped so water that enters will drain to building exterior.

3.2 PREPARATION

A. Self-Adhering Flashing: Prime all surfaces to receive self-adhering flashing and allow to dry for not less than 20 minutes prior to flashing application.

3.3 INSTALLATION

A. Protect membrane from overexposure to direct sunlight.

B. Follow manufacturer’s recommendations for installation mechanically fastened with a termination bar.

C. Install membrane at material transitions inside roof edge/exterior wall transitions, exterior wall sill/weep conditions, exterior door and window frame perimeters, roof deck/exterior wall transitions, exterior wall penetrations (i.e. pipe, conduit, ducts, etc.).

Provide membrane at all joints, holes, gaps, or openings to ensure a continuously sealed building envelope.

D. Heads and Sills: Flashing for heads and sills shall be cut flush with the exterior face of the wall after being left exposed for inspection purposes only. Flashing shall be carried through the wall and upward across the cavity a minimum of six (6) inches. Head flashing shall be carried six (6) inches beyond both end of the steel lintel. Both head and sill flashing shall be turned up at the sides to form a pan. All corners shall be folded, NOT CUT. Install weepholes.

E. Lengths: Install flashings without longitundinal joints within walls, if possible. If required materials are not available in a single width, join by lapping material minimum two (2) inches and seal joint throughout its length with adhesive.

F. End Joints: Avoid end joints in flashing. When end joints are necessary, lap flashing minimum six (6) inches and seal joint continuously with adhesive.

G. Penetrations: Where anchors, pipes, and inserts penetrate flashing, make opening in flashing snug and seal with adhesive.

Page 07 27 20-4

H. Reglet Termination: Insert wedge into place and seal carefully with adhesive.

I. Termination Bar: Install self-adhered type flashing with termination bars in accordance with manufacturer's instructions.

3601 N. MacGregor Way, Houston, Texas 77004

Thermoplastic Polyolefin (TPO) Roofing

Page 07 54 00-1

SECTION 07 54 00 THERMOPLASTIC

POLYOLEFIN (TPO) ROOFING

A. Section includes furnishing and installing a mechanically attached thermoplastic polyolefin (TPO) roofing system, including:

1. Roofing manufacturer's requirements for the specified warranty.

2. Preparation of roofing substrates.

3. Wood nailers for roof attachment.

4. Insulation and cover board.

5. Metal roof edging and copings.

6. Flashings.

7. Walkway pads.

8. Other roofing-related items specified or indicated on the drawings or otherwise necessary to provide a complete weatherproof roofing system.

B. Legal disposal of construction waste from site.

C. Related Sections: Work of all sections, including Division 01 Sections, as required to properly execute the work and as necessary to maintain satisfactory progress of the work.

1. Related Sections:

a. Division 05 Section “Steel Decking”.

b. Division 06 Section “Rough Carpentry”.

c. Division 07 Section “Sheet Metal Flashing and Trim

d. Division 07 Section “Roof Accessories”.

e. Division 22 Plumbing Specifications or Plumbing Drawings for roof drains.

1.3 SUBMITTALS

B. Product Data:

1. Provide membrane manufacturer's printed data sufficient to show that all

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Thermoplastic Polyolefin (TPO) Roofing

Page 07 54 00-2 components of roofing system, including insulation and fasteners, comply with the specified requirements and with the membrane manufacturer's requirements

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Thermoplastic Polyolefin (TPO) Roofing

Page 07 54 00-3 and recommendations for the system type specified; include data for each product used in conjunction with roofing membrane.

2. Where UL or FM requirements are specified, provide documentation that shows that the roofing system to be installed is UL-Classified or FM-approved, as applicable; include data itemizing the components of the classified or approved system.

C. Samples: Submit samples of each product to be used.

D. Installer Qualifications: Letter from manufacturer attesting that the roofing installer meets the specified qualifications.

E. Pre-Installation Notice: Copy to show that manufacturer's required Pre Installation

Notice (PIN) has been accepted and approved by the manufacturer.

F. Executed Warranty.

1.4 QUALITY ASSURANCE

A. All work shall comply with the Texas Windstorm Insurance Association (TWIA) Building

Code for Windstorm Resistant Construction, Texas Department of Insurance (TDI)

Windstorm Resistant Construction Guide, or wind loads, indicated on Drawings, specified in ASCE 7, or FM Global Property Loss Prevention Data Sheet 1-28, as applicable to project location, or requirements of this Section or local building code, whichever is the more stringent.

B. Applicator Qualifications: Roofing installer shall have the following:

1. Current Firestone Red Shield Licensed Contractor status.

C. Source Limitations: Obtain components for roofing system from roofing system manufacturer.

D. Pre-Installation Conference: Before start of roofing work, Contractor shall hold a meeting to discuss the proper installation of materials and requirements to achieve the warranty. Comply with requirements of Division 01 Section “Project Management and

Coordination”.

E. Work shall comply with the published recommendations and instructions of the roofing membrane manufacturer.

F. Commencement of work shall constitute acknowledgement by the Contractor that this specification can be satisfactorily executed, under the project conditions and with all necessary prerequisites for warranty acceptance by roofing membrane manufacturer.

No modification of the Contract Sum will be made for failure to adequately examine the

Contract Documents or the project conditions.

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1.5 DELIVERY, STORAGE AND HANDLING

A. Deliver products in manufacturer's original containers, dry and undamaged, with seals and labels intact and legible.

B. Store materials clear of ground and moisture with weather protective covering.

C. Keep combustible materials away from ignition sources.

1.6 PROJECT CONDITIONS

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

1.7 WARRANTY

A. Comply with all warranty procedures required by manufacturer, including notifications, scheduling, and inspections.

B. Warranty: Firestone 15 year Red Shield Limited Warranty covering membrane, roof insulation, and membrane accessories.

1. Limit of Liability: No dollar limitation.

C. Metal Roof Edging: Firestone full-system warranty for roof edge system, covering blow-off from winds up to 150 mph.

D. Metal Roof Edging with Exposed Decorative Fascia: Provide 20-year warranty for painted finish covering color fade, chalk, and film integrity.

2.1 MANUFACTURER

A. Specifications are based on products manufactured by Firestone Building Products, Indianapolis, IN; Phone: (800) 428-4442, or Architect approved equal. Other manufacturers must have a minimum of ten (10) years of experience manufacturing equivalent products to those specified and comply with Division 01 “Product

Requirements” regarding substitutions to be considered.

B. Manufacturer of Insulation and Cover Boards: Same manufacturer as roof membrane or recommended by roof membrane manufacturer for use in roofing system.

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2.2 ROOFING SYSTEM DESCRIPTION

A. Roofing System:

1. Membrane: UltraPlyTM TPO.

2. Thickness: 60 mils, nominal.

3. Exposed Face Color: White.

4. Membrane Attachment: Mechanically Attached.

5. Comply with applicable local building code requirements.

6. Provide assembly having Underwriters Laboratories, Inc. (UL) Class A Fire Hazard

Classification.

7. Provide assembly with all building components, cladding, finishes, and connections designed for wind pressures indicated for the corresponding zone calculations and/or design data available for review by the Structural Engineer of Record, if requested. Refer to Drawings for requirements.

2.3 THERMOPLASTIC POLYOLEFIN (TPO) MEMBRANE MATERIALS

A. Membrane: A flexible Thermoplastic Polyolefin (TPO) heat weldable roofing membrane complying with ASTM D 6164 and formulated for cold adhesive application with the following additional characteristics:

1. Reinforcing Fabric: Polyester weft inserted reinforcement.

2. Nominal Thickness: 60 mils

3. Solar Reflectance Index (SRI): 0.81 (ASTM E 1980)

4. Sheet Width: Use largest practical width from manufacturer’s standards.

5. Color: White.

6. Acceptable Product: UltraPlyTM TPO by Firestone Building Products Co.

2.4 ROOF INSULATION AND COVER BOARDS

A. Polyisocyanurate Board Insulation: Closed cell polyisocyanurate foam with black glass reinforced mat laminated to faces, complying with ASTM C 1289 Type II Class 1, with the following additional characteristics:

1. Thickness: As indicated on Drawings or required to achieve specified R-Value.

2. Size: 48 inches by 96 inches, nominal.

a. Exception: Insulation to be attached using adhesive or asphalt may be no larger than 48 inches by 48 inches, nominal.

3. R-Value (LTTR):

a. 6.0 per 1 inch.

b. Total: R-25ci

4. Compressive Strength: 20 psi when tested in accordance with ASTM C 1621.

5. Density: 2 pcf when tested in accordance with ASTM C 1622.

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6. UL-Classified and FM-approved for direct to steel deck applications.

7. Ozone Depletion Potential: Zero; made without CFC or HCFC blowing agents.

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8. Total Recycled Content: 52 percent to 29 percent depending on thickness.

9. Acceptable Product: ISO 95+ GL Flat and Tapered Polyisocyanurate Insulation by

Firestone Building Products Co.

B. Fiberglass-Mat Faced Gypsum Roof Board:

1. Size: 4 feet x 4 feet

a. Exception: Board to be attached using adhesive or asphalt may be no larger than 48 inches by 48 inches, nominal.

2. Thickness: 1/4 inch.

3. Surfacing: Fiberglass mat with non-asphaltic coating.

4. Acceptable Product: DensDeck Prime.

2.5 METAL ACCESSORIES

A. Metal Roof Edging and Fascia: Continuous metal edge member serving as termination of roof membrane and retainer for metal fascia; watertight with no exposed fasteners;

mounted to roof edge nailer.

1. Wind Performance:

a. Membrane Pull-Off Resistance: 100 lbs/ft, minimum, when tested in accordance with ANSI/SPRI ES-1 Test Method RE-1, current edition.

b. Fascia Pull-Off Resistance: At least the minimum required when tested in accordance with ANSI/SPRI ES-1 Test Method RE-2, current edition.

c. Provide product listed in current Factory Mutual Research Corporation

Approval Guide with at least FM 1-150 rating.

2. Description: Two-piece; extruded aluminum T-shaped edge member securing top and bottom edges of flat-faced formed metal fascia; Firestone AnchorGard.

3. Fascia Face Height: As indicated on Drawings.

4. Edge Member Height Above Nailer: 1-1/4 inches.

5. Fascia Material and Finish: 24 gauge, 0.024 inch galvanized steel with Kynar

500 finish in manufacturer's standard color; matching concealed joint splice plates; factory-installed protective plastic film.

6. Length: 144 inches.

7. Functional Characteristics: Fascia retainer supports while allowing for free thermal cycling of fascia.

8. Aluminum Bar: Continuous 6063-T6 alloy aluminum extrusion with pre-punched slotted holes; miters welded; injection molded EPDM splices to allow thermal expansion.

9. Anchor Bar Cleat: 20 gauge, 0.036 inch G90 coated commercial type galvanized steel with pre-punched holes.

10. Curved Applications: Factory modified.

11. Fasteners: Factory-provided corrosion resistant fasteners, with drivers; no exposed fasteners permitted.

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12. Special Shaped Components: Provide factory-fabricated pieces necessary for complete installation, including miters, scuppers, and end caps; minimum 14 inch long legs on corner pieces.

13. Accessories: Provide matching wall cap, downspout, extenders, and other special fabrications as shown on the drawings.

B. Parapet Copings: Formed metal coping with galvanized steel anchor/support cleats for capping any parapet wall; watertight, maintenance free, without exposed fasteners;

butt type joints with concealed splice plates; mechanically fastened as indicated;

Firestone PTCF.

1. Wind Performance:

a. At least the minimum required when tested in accordance with

ANSI/SPRI ES-1 Test Method RE-3, current edition.

b. Provide product listed in current Factory Mutual Research Corporation

Approval Guide with at least FM 1-90 rating.

2. Description: Coping sections allowed to expand and contract freely while locked in place on anchor cleats by mechanical pressure from hardened stainless steel springs factory attached to anchor cleats; 8 inch (200 mm) wide splice plates with factory applied dual non-curing sealant strips capable of providing watertight seal.

3. Material and Finish: 24 gauge, 0.024 inch thick galvanized steel with Kynar 500 finish in manufacturer's standard color; matching concealed joint splice plates;

factory-installed protective plastic film.

4. Dimensions:

a. Wall Width: As indicated on Drawings.

b. Piece Length: Minimum 144 inches.

c. Curved Application, if applicable: Factory fabricated in true radius.

5. Anchor/Support Cleats: 20 gauge, 0.036 inch thick prepunched galvanized cleat with 12 inch wide stainless steel spring mechanically locked to cleat at 72 inches on center.

6. Special Shaped Components: Provide factory-fabricated pieces necessary for complete installation, including miters, corners, intersections, curves, pier caps, and end caps; minimum 14 inch long legs on corner, intersection, and end pieces.

7. Fasteners: Factory-furnished; electrolytically compatible; minimum pull out resistance of 240 pounds for actual substrate used; no exposed fasteners.

2.6 AUXILIARY MATERIALS

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.

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B. Sheet Flashing: Unreinforced thermoplastic polyolefin sheet flashing, 60 mils thick, 3601 N. MacGregor Way, Houston, Texas 77004

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1. Approved Product: UltraPlyTM TPO Flashing.

C. Bonding Adhesive: Manufacturer's standard solvent-based bonding adhesive for membrane, and solvent-based bonding adhesive for base flashings.

D. Slip Sheet: Manufacturer's recommended slip sheet, of type required for application.

E. Miscellaneous Accessories: Provide pourable sealers, preformed cone, and vent sheet flashings, preformed inside and outside corner sheet flashings, T-joint covers, termination reglets, cover strips, fasteners, and other accessories required for a complete watertight installation.

2.7 WALKWAYS

A. Walkway Pad: Factory-formed, 0.150 inch thick, 30 inch x 40 feet walkway rolls, and acceptable to membrane roofing system manufacturer.

1. Approved Product: TPO Eco Walkway Pad (grey).

3.1 EXAMINATION

A. Examine substrates, areas, and conditions, with Installer present, for compliance with the following requirements and other conditions affecting performance of roofing system:

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

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

3. Verify that surface plane flatness and fastening of roof deck complies with roof membrane manufacturer’s requirements.

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

3.2 PREPARATION

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

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

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

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3.3 INSULATION AND COVER BOARD INSTALLATION

A. Coordinate installing membrane roofing system components, so insulation and cover board is not exposed to precipitation or left exposed at the end of the workday.

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

C. Install one or more layers of insulation under area of roofing to achieve required thickness. Where overall insulation thickness is 1-1/2 inches or greater, install 2 or more layers with joints of each succeeding layer staggered from joints of previous layer a minimum of 6 inches in each direction.

D. Install one layer of cover board in accordance with membrane roofing system manufacturer's written instructions.

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

F. Install insulation with long joints of insulation in a continuous straight line with end joints staggered between rows, abutting edges and ends between boards. Fill gaps exceeding

1/4 inch with insulation.

1. Cut and fit insulation within 1/4 inch of nailers, projections, and penetrations.

G. Install cover board with joints staggered to those of insulation, abutting edges and ends between boards.

H. Mechanically Fastened Insulation and Cover Board: Install each layer of insulation and cover board secure to deck using mechanical fasteners specifically designed and sized for fastening specified board-type roof insulation to deck type.

1. Fasten insulation and cover board according to requirements in FMG's "Approval

Guide" for specified Windstorm Resistance Classification.

2. Fasten insulation and cover board to resist uplift pressure at corners, perimeter, and field of roof.

3.4 MECHANICALLY ATTACHED ROOFING MEMBRANE INSTALLATION

A. Install roofing membrane over area to receive roofing according to roofing system manufacturer's written instructions. Unroll roofing membrane and allow to relax before installing.

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1. Install sheet according to ASTM D 5082.

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B. Start installation of roofing membrane in presence of roofing system manufacturer's technical personnel.

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

D. Mechanically or adhesively fasten roofing membrane securely at terminations, penetrations, and perimeter of roofing.

E. Apply roofing membrane with side laps shingled with slope of roof deck 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.

3. Repair tears, voids, and lapped seams in roofing membrane that does 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. Through-Membrane Attachment: Secure roofing membrane using fastening plates or metal battens and mechanically fasten roofing membrane to roof deck. Cover battens and fasteners with a continuous cover strip

3.5 BASE FLASHING INSTALLATION

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

B. Apply solvent-based bonding adhesive to substrate and underside of sheet flashing at required rate and allow to partially dry.