20250418_-_CVG_IREP_SPEC_OVERALL_IFB_PACKAGE.pdf

PROJECT MANUAL 1

CVG INDUSTRIAL REHABILITATION AND 4

EFFICIENCY PROGRAM 5

3087 Terminal Drive 7

Hebron, KY 41048 8

Kohrs Lonnemann Heil Engineers, INC 18

Mechanical/Electrical Engineers 19

1538 Alexandria Pike, Suite 11 20

Ft. Thomas, Kentucky 41075 21

(859) 442-8050 22

APRIL 2025 25

KOHRS LONNEMANN HEIL ENGINEERS, INC

FT. THOMAS, KENTUCKY

LEXINGTON, KENTUCKY

LOUISVILLE, KENTUCKY

COLUMBUS, OHIO

800.354.9783

WWW.KLHENGRS.COM

SPECIFICATION INDEX

CVG Industrial Rehabilitation and Efficiency Program, Hebron, KY

KLH Project #: 26944.00

DIVISION 02 EXISTING CONDITIONS

024119.00 Selective Demolition

DIVISION 05 METALS

051200.00 Structural Steel Framing Specification

DIVISION 06 WOOD, PLASTICS, AND COMPOSITES

061643.00 Gypsum Sheathing

DIVISION 07 THERMAL AND MOISTURE PROTECTION

072713.00 Modified_Bituminous_Sheet_Air_Barriers

075010.00 Modifications_To_Existing_Roofs

075216.00 Styrene-Butadiene-Styrene Sbs Modified Bituminous Membrane Roofing

075419.00 Polyvinyl-Chloride Roofing

076200.00 Sheet Metal Flashing and Trim

079200.00 Joint Sealants

DIVISION 22 PLUMBING

221613.00 Natural-Gas Piping

DIVISION 23 HEATING VENTILATING AND AIR CONDITIONING

230170.00 Operation and Maintenance of HVAC Systems

230501.00 Common Requirements for HVAC

230503.00 Submittals for HVAC

230505.00 Existing Conditions and Demolition

230513.00 Common Motor Requirements for HVAC

230513.13 Common Variable Frequency Drive Requirements for HVAC

230519.00 Meters and Gages for HVAC Hydronic Piping

230523.00 General Duty Valves for HVAC Piping

230523.13 Pressure Independent Control Valves

230529.00 Hangers and Supports for HVAC Piping and Equipment

230533.00 Heat Tracing for HVAC Piping

230548.00 Vibration Controls for HVAC Piping and Equipment

230553.00 Identification for HVAC Piping and Equipment

230593.00 Testing, Adjusting and Balancing for HVAC

230716.00 Indoor HVAC Equipment Insulation

230719.00 HVAC Piping Insulation

230800.00 Commissioning of HVAC Systems

230993.00 Sequence of Operations for HVAC Controls

232113.23 Aboveground Hydronic Piping and Specialties

232123.00 Hydronic Pumps

235216.00 Condensing Boilers

235700.00 Heat Exchangers for HVAC

236513.00 Open Circuit, Crossflow Cooling Towers

237313.00 Modular Indoor Central Station Air Handling Units

DIVISION 26 ELECTRICAL

260100.00 Operation and Maintenance of Electrical Systems

260501.00 Common Requirements for Electric

260502.00 Common Electric Materials and Methods

260503.00 Submittals for Electrical Systems

260519.00 Low-Voltage Electrical Power Conductors and Cables

260526.00 Grounding and Bonding for Electrical Systems

260533.00 Raceways and Boxes for Electrical Systems

260553.00 Identification for Electrical Systems

260584.00 Mechanical Equipment

260800.00 Commissioning of Electrical Systems

262200.00 Low-Voltage Transformers

262413.00 Switchboards

262416.00 Panelboards

262550.00 Temporary Generator Connection Equipment

262726.00 Wiring Devices

262813.00 Fuses

262816.16 Enclosed Switches

263213.00 Engine Generators

263600.00 Transfer Switches

264313.00 Surge Protection for Low-Voltage Electrical Power Circuits

DIVISION 28 ELECTRONIC SAFETY AND SECURITY

284621.25 Fire Alarm System Extension

SELECTIVE

DEMOLITION

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SECTION 02 4119 – SELECTIVE DEMOLITION

PART 1 - GENERAL

1.1 SUMMARY

A. Section Includes:

1. Demolition and removal of selected portions of building or structure.

B. Related Requirements:

1. Division 26: Disconnection of existing power and communication wiring, temporary provisions for areas to remain occupied. Cutting non-structural concrete floors and masonry walls for underground piping and ducts, and for above-grade piping, ducts, and conduit is included with work of respective mechanical and electrical Divisions 23 and 26 Specifications sections..

1.2 DEFINITIONS

A. Remove: Detach items from existing construction and dispose of them off-site unless indicated to be removed and salvaged or removed and reinstalled.

B. Remove and Salvage: Carefully detach from existing construction in manner to prevent damage and deliver to Owner’s on-airport storage..

C. Remove and Reinstall: Detach items from existing construction, prepare for reuse, and reinstall where indicated. Provide new fasteners and anchorage devices needed for reinstallation.

D. Existing to Remain: Existing items of construction that are not to be permanently removed and that are not otherwise indicated to be removed, removed and salvaged, or removed and reinstalled.

E. Dismantle: To remove by disassembling or detaching 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.

1.3 MATERIALS OWNERSHIP

A. Unless otherwise indicated, demolition waste becomes property of Contractor.

1.4 PREINSTALLATION MEETINGS

A. Predemolition Conference: Conduct conference at Project site per requirements of Section 01 3100.

1. Inspect and discuss condition of construction to be selectively demolished.

2. Review structural load limitations of existing paving.

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3. Review and finalize selective demolition schedule and verify availability of materials, demolition personnel, equipment, and facilities needed to make progress and avoid delays.

4. Review requirements of work performed by other trades that rely on substrates exposed by selective demolition operations.

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5. Review areas where existing construction is to remain and requires protection.

1.5 INFORMATIONAL SUBMITTALS

A. Proposed Protection Measures: Submit report, including Drawings, that indicates the measures proposed for protecting individuals and property, for environmental protection, for dust control and noise control. Indicate proposed locations and construction of barriers.

B. Schedule of Selective Demolition Activities: Indicate the following:

1. Detailed sequence of selective demolition and removal work, with starting and ending dates for each activity. Ensure Owner's on-site operations are uninterrupted.

2. Interruption of utility services. Indicate how long utility services will be interrupted.

3. Coordination for shutoff, capping, and continuation of utility services.

C. Predemolition Photographs: Show existing conditions of adjoining construction, including finish surfaces that might be misconstrued as damage caused by demolition operations. Comply with Section 01 3233. Submit before Work begins.

1.6 FIELD CONDITIONS

A. Disclaimer: Drawings are based on information supplied by the Owner that has not been verified by the Architect or its consultants. The Architect therefore disclaims any warranty of correctness or completeness and Contractor is cautioned to carefully examine existing conditions before starting demolition operations.

1. Locations and sizes of existing construction elements may vary from those depicted on the Drawings.

2. The locations of utilities concealed in or by existing construction are unknown, and Contractor is cautioned to exercise care when removing construction elements to accommodate new construction.

B. Owner will occupy portions of site immediately adjacent to selective demolition area.

Conduct selective demolition so Owner's operations will not be disrupted.

C. Removal Routes: Confine removal of demolished materials to designated routes through building.

D. Contractor is responsible for cleaning and repair of soiling and damage resulting from demolition operations on other properties.

E. Conditions existing at time of inspection for bidding purpose will be maintained by Owner as far as practical.

1. Before selective demolition, Owner will remove the following items:

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2. The Owner may remove certain items of equipment before start of demolition Work.

F. Notify Architect of discrepancies between existing conditions and Drawings before proceeding with selective demolition.

G. Hazardous Materials: It is not expected that hazardous materials will be encountered in the Work.

1. If suspected hazardous materials are encountered, do not disturb; immediately notify Architect and Owner. Hazardous materials will be removed by Owner under a separate contract.

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H. Storage or sale of removed items or materials on-site is not permitted.

I. Utility Service: Maintain existing utilities indicated to remain in service and protect them against damage during selective demolition operations.

1. Maintain fire-protection facilities in service during selective demolition operations.

J. Traffic: Conduct demolition operations and removal of debris for minimal interference with streets, sidewalks, and other nearby properties and facilities.

1. Do not close or obstruct streets, sidewalks, or other nearby properties without permission from authorities having jurisdiction. Provide alternate routes around closed or obstructed traffic paths if required by governing authorities.

K. Keep site and other areas clean and free from accumulation of debris and waste from demolition operations.

L. Environmental Controls: Use water sprinkling, temporary enclosures, and other methods to minimize dust and dirt rising and scattering in air. Comply with governing regulations pertaining to environmental protection.

1. Do not use water when it may create hazardous or objectionable conditions such as ice, flooding, excessive runoff, or pollution.

M. Utility Services: Maintain existing utilities indicated to remain in service and protect them against damage during demolition operations. Do not interrupt utilities serving occupied or used facilities, except when authorized in writing by authorities having jurisdiction. Provide temporary services during interruptions to existing utilities as acceptable to governing authorities. Maintain fire protection services during selective demolition operations.

PART 2 - PRODUCTS

2.1 PERFORMANCE REQUIREMENTS

A. Regulatory Requirements: Comply with governing EPA notification regulations before beginning selective demolition. Comply with hauling and disposal regulations of authorities having jurisdiction.

B. Standards: Comply with ASSE A10.6 and NFPA 241.

PART 3 - EXECUTION

3.1 EXAMINATION

A. Verify that utilities have been disconnected and capped before starting selective demolition operations.

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B. Review Project Record Documents of existing construction or other existing condition and hazardous material information provided by Owner. Owner and Architect specifically disclaim any warranty that existing conditions are same as those indicated in Project Record Documents.

C. Verify that hazardous materials have been remediated before proceeding with demolition operations.

D. Survey of Existing Conditions: Record existing conditions by use of preconstruction photographs.

1. Comply with requirements specified in Section 01 3233.

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2. Inventory and record the condition of items to be removed and salvaged. Provide photographs of conditions that might be misconstrued as damage caused by salvage operations.

3.2 UTILITY SERVICES

A. Existing Services/Systems to Remain: Maintain services/systems indicated to remain and protect them against damage.

B. Existing Services/Systems to Be Removed, Relocated, or Abandoned: Locate, identify, disconnect, and seal or cap off utility services and mechanical/electrical systems serving areas to be selectively demolished.

1. Owner will arrange to shut off indicated services/systems when requested by Contractor.

2. If services/systems are required to be removed, relocated, or abandoned, provide temporary services/systems that bypass area of selective demolition and that maintain continuity of services/systems to other parts of building.

3.3 PROTECTION

A. Temporary Protection: Provide temporary barricades and other protection required to prevent injury to people and damage to adjacent buildings and facilities to remain.

1. Provide protection to ensure safe passage of people around selective demolition area and to and from occupied portions of building.

2. Comply with requirements for temporary enclosures, dust control, heating, and cooling specified in Section 01 5000 "Temporary Facilities and Controls."

B. Temporary Shoring: Design, provide, and maintain shoring, bracing, and structural supports as required to preserve stability and prevent movement, settlement, or collapse of construction and finishes to remain, and to prevent unexpected or uncontrolled movement or collapse of construction being demolished.

1. Strengthen or add new supports when required during progress of selective demolition.

C. Remove temporary barricades and protections where hazards no longer exist.

3.4 SELECTIVE DEMOLITION, GENERAL

A. Conduct selective demolition and debris-removal operations to ensure minimum interference with roads, streets, walks, walkways, and other adjacent occupied and used facilities.

B. Demolish and remove existing construction only to the extent required by new construction and as indicated. Proceed with selective demolition systematically, from

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C. Neatly cut openings and holes plumb, square, and true to dimensions required. Use cutting methods least likely to damage construction to remain or adjoining construction.

Use hand tools or small power tools designed for sawing or grinding, not hammering and chopping. Temporarily cover openings to remain.

D. Cut or drill from the exposed or finished side into concealed surfaces to avoid marring existing finished surfaces.

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E. Do not use cutting torches until work area is cleared of flammable materials. At concealed spaces, such as duct and pipe interiors, verify condition and contents of hidden space before starting flame-cutting operations. Maintain portable fire-suppression devices during flame-cutting operations.

F. Remove decayed, vermin-infested, or otherwise dangerous or unsuitable materials and promptly dispose of off-site.

G. Lower demolished materials to ground level in controlled manner. Materials may not be dropped from above unless they are confined by a chute that opens into an enclosed waste container.

H. Transport demolished materials in containers with solid sides and bottoms. Transport dusty, liquid, and hazardous demolished materials in fully enclosed containers.

I. Existing Items to Remain: Protect construction indicated to remain against damage and soiling during selective demolition. When permitted by Architect, items may be removed to a suitable, protected storage location during selective demolition and reinstalled in their original locations after selective demolition operations are complete.

3.5 DISPOSAL OF DEMOLISHED MATERIALS

A. Remove demolition waste materials from Project site and dispose of them in an EPA-approved construction and demolition waste landfill acceptable to authorities having jurisdiction and recycle or dispose of them per Section 01 7419 "Construction Waste Management and Disposal".

1. Do not allow demolished materials to accumulate on-site.

2. Remove and transport debris in a manner that will prevent spillage on adjacent surfaces and areas.

B. Do not burn demolished materials on site.

3.6 REPAIRS

A. Repair demolition performed in excess of that required. Return structures and surfaces to remain to not less than original condition. Repair existing construction or surfaces soiled or damaged by selective demolition operations.

B. Promptly repair damages caused by demolition operations to existing construction indicated to remain, including areas of facility outside Project limits.

C. Where repairs to existing surfaces are required, patch to produce surfaces suitable for new materials.

D. Restore exposed finishes of patched areas and extend finish restoration into adjoining construction to remain in manner that eliminates evidence of patching and refinishing.

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E. Patch and repair floor and wall surfaces in new space where demolished walls or partitions extend from one finished area into another. Provide flush, even surface of uniform color and appearance.

1. Match texture and finish of existing adjacent surface.

2. Patch with durable seams that are as invisible as possible. Comply with tolerances specified for new Work.

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3. Where patching smooth painted surfaces, extend final paint coat over entire unbroken surface containing patch after surface has received primer and second coat.

4. Remove existing floor and wall coverings and replace with new materials if necessary to achieve uniform color and appearance.

5. Inspect and test patched areas to demonstrate integrity of installation.

F. Patch, repair, or rehang existing ceilings to provide even, plane surface of uniform appearance.

3.7 CLEANING

A. Clean adjacent structures and improvements of dust, dirt, and debris caused by selective demolition operations. Return adjacent areas to condition existing before selective demolition operations began.

B. Change filters on air handling equipment on completion of selective demolition operations.

C. Remove protections, and temporary partitions and closures when no longer needed or when directed by Architect.

END OF SECTION

©2025 Gresham Smith. All rights reserved. Use subject to any written agreement with Gresham Smith.

ISSUED DATE

Issue For Bid February 13, Cincinnati Northern Kentucky Airport Issue for BID Industrial Rehabilitation and Efficiency Program April 18, 2025

STRUCTURAL STEEL FRAMING 051200 - 1

SECTION 051200 - STRUCTURAL STEEL FRAMING

PART 1 - GENERAL

1.1 SUMMARY

A. Section Includes:

1. Structural steel.

1.2 DEFINITIONS

A. Structural Steel: Elements of the structural frame indicated on Drawings and as described in

ANSI/AISC 303.

B. Demand-Critical Welds: Those welds, the failure of which would result in significant degradation of the strength and stiffness of the seismic-load-resisting system and which are indicated as "demand critical" or "seismic critical" on Drawings.

1.3 COORDINATION

A. Coordinate selection of shop primers with topcoats to be applied over them. Comply with paint and coating manufacturers' written recommendations to ensure that shop primers and topcoats are compatible with one another.

B. Coordinate installation of anchorage items to be embedded in or attached to other construction without delaying the Work. Provide setting diagrams, sheet metal templates, instructions, and directions for installation.

1.4 PREINSTALLATION MEETINGS

A. Preinstallation Conference: Conduct conference at Cincinnati/Northern Kentucky Airport

1.5 ACTION SUBMITTALS

A. Product Data:

1. Structural-steel materials.

2. High-strength, bolt-nut-washer assemblies.

3. Galvanized-steel primer.

4. Galvanized repair paint.

B. Shop Drawings: Show fabrication of structural-steel components.

1. Include details of cuts, connections, splices, camber, holes, and other pertinent data.

STRUCTURAL STEEL FRAMING 051200 - 2

2. Include embedment Drawings.

3. Indicate welds by standard AWS symbols, distinguishing between shop and field welds, and show size, length, and type of each weld. Show backing bars that are to be removed and supplemental fillet welds where backing bars are to remain.

4. Indicate type, size, and length of bolts, distinguishing between shop and field bolts.

Identify pretensioned and slip-critical, high-strength bolted connections.

5. Identify demand-critical welds.

6. Identify members not to be shop primed.

C. Welding Procedure Specifications (WPSs) and Procedure Qualification Records (PQRs):

Provide in accordance with AWS D1.1/D1.1M for each welded joint whether prequalified or qualified by testing including the following:

1. Power source (constant current or constant voltage).

2. Electrode manufacturer and trade name, for demand-critical welds.

D. Delegated Design Submittal: For structural-steel connections indicated on Drawings to comply with design loads, include analysis data signed and sealed by the qualified professional engineer responsible for their preparation.

1.6 INFORMATIONAL SUBMITTALS

A. Qualification Data: For testing agency

B. Welding certificates.

C. Mill test reports for structural-steel materials, including chemical and physical properties.

D. Product Test Reports: For the following:

1. Bolts, nuts, and washers, including mechanical properties and chemical analysis.

2. Tension-control, high-strength, bolt-nut-washer assemblies.

E. Survey of existing conditions.

F. Source quality-control reports.

G. Field quality-control reports.

1.7 QUALITY ASSURANCE

A. Fabricator Qualifications: A qualified fabricator that participates in the AISC Quality Certification Program and is designated an AISC-Certified Plant, Category BU or is accredited by the IAS Fabricator Inspection Program for Structural Steel (Acceptance Criteria 172).

B. Installer Qualifications: A qualified Installer who participates in the AISC Quality Certification Program and is designated an AISC-Certified Erector, Category ACSE

STRUCTURAL STEEL FRAMING 051200 - 3

C. Welding Qualifications: Qualify procedures and personnel in accordance with

AWS D1.1/D1.1M.

1.8 DELIVERY, STORAGE, AND HANDLING

A. Store materials to permit easy access for inspection and identification. Keep steel members off ground and spaced by using pallets, dunnage, or other supports and spacers. Protect steel members and packaged materials from corrosion and deterioration.

1. Do not store materials on structure in a manner that might cause distortion, damage, or overload to members or supporting structures. Repair or replace damaged materials or structures as directed.

B. Store fasteners in a protected place in sealed containers with manufacturer's labels intact.

1. Fasteners may be repackaged provided Owner's testing and inspecting agency observes repackaging and seals containers.

2. Clean and relubricate bolts and nuts that become dry or rusty before use.

3. Comply with manufacturers' written recommendations for cleaning and lubricating

ASTM F3125/F3125M, Grade F1852 bolt assemblies and for retesting bolt assemblies after lubrication.

PART 2 - PRODUCTS

2.1 PERFORMANCE REQUIREMENTS

A. Comply with applicable provisions of the following specifications and documents:

1. ANSI/AISC 303.

2. ANSI/AISC 360.

3. RCSC's "Specification for Structural Joints Using High-Strength Bolts."

B. Connection Design Information:

1. Connection designs have been completed and connections indicated on the Drawings.

2.2 STRUCTURAL-STEEL MATERIALS

A. See Construction Drawings for steel grade requirements

B. Welding Electrodes: Comply with AWS requirements.

2.3 BOLTS AND CONNECTORS

A. Zinc-Coated High-Strength A325 Bolts, Nuts, and Washers: ASTM F3125/F3125M, Grade A325 (Grade A325M), Type 1, heavy-hex steel structural bolts; ASTM A563, Grade DH

STRUCTURAL STEEL FRAMING 051200 - 4

(ASTM A563M, Class 10S), heavy-hex carbon-steel nuts; and ASTM F436/F436M, Type 1, hardened carbon-steel washers.

1. Finish: Hot-dip zinc coating

2.4 FABRICATION

A. Structural Steel: Fabricate and assemble in shop to greatest extent possible. Fabricate in accordance with ANSI/AISC 303 and to ANSI/AISC 360.

1. Camber structural-steel members where indicated.

2. Fabricate beams with rolling camber up.

3. Identify high-strength structural steel in accordance with ASTM A6/A6M and maintain markings until structural-steel framing has been erected.

4. Mark and match-mark materials for field assembly.

B. Thermal Cutting: Perform thermal cutting by machine to greatest extent possible.

1. Plane thermally cut edges to be welded to comply with requirements in

AWS D1.1/D1.1M.

C. Bolt Holes: Cut, drill, or punch standard bolt holes perpendicular to metal surfaces.

D. Finishing: Accurately finish ends of columns and other members transmitting bearing loads.

E. Cleaning: Clean and prepare steel surfaces that are to remain unpainted in accordance with

SSPC-SP

2.5 SHOP CONNECTIONS

A. High-Strength Bolts: Shop install high-strength bolts in accordance with RCSC's "Specification for Structural Joints Using High-Strength Bolts" for type of bolt and type of joint specified.

1. Joint Type: Pretensioned

B. Weld Connections: Comply with AWS D1.1/D1.1M for tolerances, appearances, welding procedure specifications, weld quality, and methods used in correcting welding work.

2.6 GALVANIZING

A. Hot-Dip Galvanized Finish: Apply zinc coating by the hot-dip process to structural steel in accordance with ASTM A123/A123M.

1. Fill vent and drain holes that are exposed in the finished Work unless they function as weep holes, by plugging with zinc solder and filing off smooth.

STRUCTURAL STEEL FRAMING 051200 - 5

2.7 SOURCE QUALITY CONTROL

A. Testing Agency: Owner will engage a qualified testing agency to perform shop tests and inspections.

1. Allow testing agency access to places where structural-steel work is being fabricated or produced to perform tests and inspections.

2. Bolted Connections: Inspect and test shop-bolted connections in accordance with RCSC's "Specification for Structural Joints Using High-Strength Bolts."

3. Welded Connections: Visually inspect shop-welded connections in accordance with AWS D1.1/D1.1M and the following inspection procedures, at testing agency's option:

a. Liquid Penetrant Inspection: ASTM E165/E165M.

b. Magnetic Particle Inspection: ASTM E709; performed on root pass and on finished weld. Cracks or zones of incomplete fusion or penetration are not accepted.

c. Ultrasonic Inspection: ASTM E164.

d. Radiographic Inspection: ASTM E94/E94M.

4. Prepare test and inspection reports.

PART 3 - EXECUTION

3.1 EXAMINATION

A. Verify, with certified steel erector present, elevations of concrete- and masonry-bearing surfaces and locations of anchor rods, bearing plates, and other embedments for compliance with requirements.

1. Prepare a certified survey of existing conditions. Include bearing surfaces, anchor rods, bearing plates, and other embedments showing dimensions, locations, angles, and elevations.

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

3.2 PREPARATION

A. Provide temporary shores, guys, braces, and other supports during erection to keep structural steel secure, plumb, and in alignment against temporary construction loads and loads equal in intensity to design loads. Remove temporary supports when permanent structural steel, connections, and bracing are in place unless otherwise indicated on Drawings.

3.3 ERECTION

A. Set structural steel accurately in locations and to elevations indicated and in accordance with ANSI/AISC 303 and ANSI/AISC 360.

STRUCTURAL STEEL FRAMING 051200 - 6

B. Baseplates and Bearing Plates: Clean concrete- and masonry-bearing surfaces of bond-reducing materials, and roughen surfaces prior to setting plates. Clean bottom surface of plates.

1. Set plates for structural members on wedges, shims, or setting nuts as required.

2. Weld plate washers to top of baseplate.

3. Snug-tighten anchor rods after supported members have been positioned and plumbed.

Do not remove wedges or shims but, if protruding, cut off flush with edge of plate before packing with grout.

4. Promptly pack shrinkage-resistant grout solidly between bearing surfaces and plates, so no voids remain. Neatly finish exposed surfaces; protect grout and allow to cure. Comply with manufacturer's written installation instructions for grouting.

C. Maintain erection tolerances of structural steel within ANSI/AISC 303.

D. Align and adjust various members that form part of complete frame or structure before permanently fastening. Before assembly, clean bearing surfaces and other surfaces that are in permanent contact with members. Perform necessary adjustments to compensate for discrepancies in elevations and alignment.

1. Level and plumb individual members of structure. Slope roof framing members to slopes indicated on Drawings.

2. Make allowances for difference between temperature at time of erection and mean temperature when structure is completed and in service.

E. Splice members only where indicated.

F. Do not use thermal cutting during erection

G. Do not enlarge unfair holes in members by burning or using drift pins. Ream holes that must be enlarged to admit bolts.

3.4 FIELD CONNECTIONS

A. High-Strength Bolts: Install high-strength bolts in accordance with RCSC's "Specification for Structural Joints Using High-Strength Bolts" for bolt and joint type specified.

1. Joint Type: Pretensioned

B. Weld Connections: Comply with AWS D1.1/D1.1M for tolerances, appearances, welding procedure specifications, weld quality, and methods used in correcting welding work.

1. Comply with ANSI/AISC 303 and ANSI/AISC 360 for bearing, alignment, adequacy of temporary connections, and removal of paint on surfaces adjacent to field welds.

2. Remove backing bars or runoff tabs, back gouge, and grind steel smooth.

3. Assemble and weld built-up sections by methods that maintain true alignment of axes without exceeding tolerances in ANSI/AISC 303 for mill material.

STRUCTURAL STEEL FRAMING 051200 - 7

3.5 REPAIR

A. Galvanized Surfaces: Clean areas where galvanizing is damaged or missing, and repair galvanizing to comply with ASTM A780/A780M.

B. Touchup Painting:

1. Immediately after erection, clean exposed areas where primer is damaged or missing, and paint with the same material as used for shop painting to comply with SSPC-PA 1 for touching up shop-painted surfaces.

a. Clean and prepare surfaces by SSPC-SP 2 hand-tool cleaning or SSPC-SP 3 power-tool cleaning.

2. Cleaning and touchup painting are specified in Section 099113 "Exterior Painting."

3.6 FIELD QUALITY CONTROL

A. Special Inspections: Owner will engage a special inspector to perform the following special inspections:

1. Verify structural-steel materials and inspect steel frame joint details.

2. Verify weld materials and inspect welds.

3. Verify connection materials and inspect high-strength bolted connections.

B. Testing Agency: Owner will engage a qualified testing agency to perform tests and inspections.

1. Bolted Connections: Inspect and test bolted connections in accordance with RCSC's "Specification for Structural Joints Using High-Strength Bolts."

2. Welded Connections: Visually inspect field welds in accordance with AWS D1.1/D1.1M.

a. In addition to visual inspection, test and inspect field welds in accordance with AWS D1.1/D1.1M and the following inspection procedures, at testing agency's option:

1) Liquid Penetrant Inspection: ASTM E165/E165M.

2) Magnetic Particle Inspection: ASTM E709; performed on root pass and on finished weld. Cracks or zones of incomplete fusion or penetration are not accepted.

3) Ultrasonic Inspection: ASTM E164.

4) Radiographic Inspection: ASTM E94/E94M.

END OF SECTION 051200

Cincinnati Northern Kentucky Airport Industrial Rehabilitation and Efficiency Program

Issue for BID April 18, 2025

GYPSUM

SHEATHING

06 1643.00 – 1 of 3

SECTION 06 1643 – GYPSUM SHEATHING

PART 1 - GENERAL

1.1 SUMMARY

A. Section Includes:

1. Parapet sheathing.

2. Sheathing joint and penetration treatment.

B. Related Requirements:

1. Section 07 5216 Styrene Butadiene Styrene (SBS) Modified Bituminous

Membrane Roofing

2. Section 07 5419 Polyvinyl Chloride Roofing

1.2 ACTION SUBMITTALS

A. Prepare submittals per requirements of Section 01 3300 – Submittal Procedures.

B. Product Data:

1. Gypsum sheathing.

2. Joint treatment materials.

C. Product Certification:

1. Provide written acknowledgement from roofing manufacturer accepting the gypsum sheathing board as an approved roofing membrane substrate.

1.3 DELIVERY, STORAGE, AND HANDLING

A. Comply with applicable requirements of Section 01 6000.

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

PART 2 - PRODUCTS

2.1 PERFORMANCE REQUIREMENTS

A. Fire-Test-Response Characteristics: For assemblies with fire-resistance ratings, provide materials and construction identical to those of assemblies tested for fire resistance per ASTM E 119 by a testing and inspecting agency acceptable to authorities having jurisdiction.

1. Fire-Resistance Ratings: Indicated by design designations from UL "Fire

Resistance Directory."

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SHEATHING

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2.2 SHEATHING PRODUCTS

A. Parapet Sheathing: ASTM C 1177/C 1177M, glass-mat, water-resistant gypsum substrate, Type X, 5/8 inch thick, factory primed.

1. Products: Subject to compliance with requirements, provide one of the following.

a. CertainTeed Corporation; GlasRoc Sheathing Type X.

b. Georgia-Pacific Corporation; Dens Deck Prime.

c. National Gypsum Company; Gold Bond eXP Extended Exposure Sheathing.

d. Temple-Inland Building Products by Georgia-Pacific; GreenGlass

Exterior Sheathing.

e. USG Corporation; Securock Glass Mat Roof Board.

2.3 FASTENERS

A. Screws for Fastening Gypsum Sheathing to Cold-Formed Metal Framing: Steel drill screws, in length recommended by sheathing manufacturer for thickness of sheathing to be attached, with organic-polymer or other corrosion-protective coating having a salt-spray resistance of more than 800 hours according to ASTM B 117.

1. For steel framing from 0.033 to 0.112 inch thick, use screws that comply with

ASTM C 954.

2.4 SHEATHING JOINT-AND-PENETRATION TREATMENT MATERIALS

A. Sealant for Glass-Mat Gypsum Sheathing: Silicone emulsion sealant complying with ASTM C 834, compatible with sheathing tape and sheathing and recommended by tape and sheathing manufacturers for use with glass-fiber sheathing tape and for covering exposed fasteners.

1. Sheathing Tape: Self-adhering glass-fiber tape, minimum 2 inches wide, 10 by

10 or 10 by 20 threads/inch, of type recommended by sheathing and tape manufacturers for use with silicone emulsion sealant in sealing joints in glass-mat gypsum sheathing and with a history of successful in-service use.

PART 3 - EXECUTION

3.1 INSTALLATION

A. Do not use materials with defects that impair quality of sheathing or pieces that are too small to use with minimum number of joints or optimum joint arrangement. Arrange joints so that pieces do not span between fewer than three support members.

B. Cut panels at penetrations, edges, and other obstructions of work; fit tightly against abutting construction, unless otherwise indicated.

C. Coordinate wall sheathing installation with flashing and joint-sealant installation so these materials are installed in sequence and manner that prevent exterior moisture from passing through completed assembly.

D. Do not bridge building expansion joints; cut and space edges of panels to match spacing of structural support elements.

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E. Control Joints:

1. Provide horizontal control joints aligned with deflection heads in cold-formed metal framing and other provisions for vertical structure movements. Joint width shall match provision for vertical movement in other construction.

2. Provide vertical control joints where recommended by sheathing manufacturer for Project applications.

F. Coordinate sheathing installation with installation of materials installed over sheathing so sheathing is not exposed to precipitation or left exposed at end of the workday when rain is forecast.

G. Comply with GA-253 and with manufacturer instructions.

1. Fasten gypsum sheathing to cold-formed metal framing with screws.

2. Install boards with 3/8-inch gap where non-load-bearing construction abuts structural elements.

3. Install boards with 1/4-inch gap where they abut masonry or similar materials that might retain moisture, to prevent wicking.

4. Install parapet sheathing boards with ¼-inch maximum gap between sheathing boards. Gaps greater than ¼-inch shall be filled as recommended by the roof membrane manufacturer.

5. Apply fasteners so heads bear tightly against face of sheathing, but do not cut into facing.

H. Vertical Installation: Abut ends of boards over centers of studs, and stagger end joints of adjacent boards not less than one stud spacing. Attach boards at perimeter and within field of board to each steel stud.

1. Space fasteners approximately 8 inches o/c and set back minimum 3/8 inch from edges and ends of boards.

I. Seal sheathing joints according to sheathing manufacturer's written instructions.

1. Apply elastomeric sealant to joints and fasteners and trowel flat. Apply sufficient amount of sealant to completely cover joints and fasteners after troweling. Seal other penetrations and openings.

2. Apply glass-fiber sheathing tape to glass-mat gypsum sheathing joints and apply and trowel silicone emulsion sealant to embed entire face of tape in sealant.

Apply sealant to exposed fasteners with a trowel so fasteners are completely covered. Seal other penetrations and openings.

END OF

SECTION

©2025 Gresham Smith. All rights reserved. Use subject to any written agreement with Gresham Smith.

ISSUED DATE

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GYPSUM

SHEATHING

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MODIFIED BITUMINOUS SHEET AIR

BARRIERS

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SECTION 07-2713 – MODIFIED BITUMINOUS SHEET AIR

BARRIERS PART 1 - GENERAL

1.1 SUMMARY

A. Section Includes: Self-adhering, vapor-retarding, modified bituminous sheet air barriers.

1.2 DEFINITIONS

A. Air-Barrier Material: A membrane that provides a continuous barrier to the movement of air through an exterior wall assembly.

B. Air-Barrier Accessory: Transitional component of the air barrier that provides continuity.

C. Air-Barrier Assembly: The collection of air-barrier materials and accessory materials applied to an opaque wall, including joints and junctions to abutting construction, to control air movement through the wall.

1.3 PREINSTALLATION MEETINGS

A. Preinstallation Conference: Conduct conference at Project site per requirements of Section 01 3100.

1. Review air-barrier requirements and installation, special details, mock-ups, air-leakage and bond testing, air-barrier protection, and work scheduling that covers air barriers.

1.4 ACTION SUBMITTALS

A. Prepare submittals per requirements of Section 01 3300 – Submittal Procedures.

B. Product Data: Air barrier sheet and accessories.

1. Include standard details applicable to Project applications.

2. Include technical data and tested physical and performance properties of products.

C. Shop Drawings: For air-barrier assemblies.

1. Show locations and extent of air barrier. Include details for substrate joints and cracks, counterflashing strips, penetrations, inside and outside corners, terminations, and tie-ins with adjoining construction.

2. Include details of interfaces with other materials that form part of air barrier.

1.5 INFORMATIONAL SUBMITTALS

1.6 DELIVERY, STORAGE, AND HANDLING

Industrial Rehabilitation and Efficiency Program

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A. Remove and replace liquid materials that cannot be applied within their stated shelf life.

B. Protect stored materials from direct sunlight.

1.7 FIELD CONDITIONS

A. Environmental Limitations: Apply air barrier within the range of ambient and substrate temperatures recommended by air-barrier manufacturer.

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1. Protect substrates from environmental conditions that affect air-barrier performance.

2. Do not apply air barrier to a damp or wet substrate or during snow, rain, fog, or mist.

1.8 WARRANTY

A. Manufacturer's Warranty: Manufacturer's standard materials-only warranty in which manufacturer agrees to furnish replacement waterproofing material for waterproofing that does not comply with requirements or that fails to remain watertight within specified warranty period.

1. Warranty Period: Ten years from date of Substantial Completion.

B. Installer's Special Warranty: Form, signed by Installer, covering Work of this Section, for warranty period of five years.

1. Warranty includes removing and reinstalling all items as required to replace waterproofing.

PART 2 - PRODUCTS

2.1 MATERIALS, GENERAL

A. Source Limitations: Supply primary air-barrier materials and air-barrier accessories from single manufacturer.

2.2 PERFORMANCE REQUIREMENTS

A. General: Air barrier shall be capable of performing as continuous vapor-retarding air barrier and as a liquid-water drainage plane flashed to discharge to the exterior incidental condensation or water penetration. Air-barrier assemblies shall be capable of accommodating substrate movement and of sealing substrate expansion and control joints, construction material changes, penetrations, tie-ins to installed waterproofing, and transitions at perimeter conditions without deterioration and air leakage exceeding specified limits.

B. Air-Barrier Assembly Air Leakage: Maximum 0.04 cfm/sq. ft. of surface area at 1.57 lbf/sq. ft., when tested according to ASTM E 283 or ASTM E 2357.

2.3 MODIFIED BITUMINOUS SHEET WATERPROOFING

A. Modified Bituminous Sheet: Minimum 60-mil nominal thickness, self-adhering sheet consisting of 56 mils of rubberized asphalt laminated on one side to 4-mil- thick, polyethylene-film reinforcement, and with release liner on adhesive side; formulated for application with primer or surface conditioner that complies with VOC limits of authorities having jurisdiction.

1. Products: Subject to compliance with requirements, available products that may be incorporated into the Work include, but are not limited to, the following:

a. Tamko Building Products, Inc; TW-60.

2. Physical Properties:

a. Tensile Strength, Membrane: 250 psi minimum; ASTM D 412, Die C, modified.

b. Ultimate Elongation: 300 percent minimum; ASTM D 412, Die C, modified.

Program

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c. Low-Temperature Flexibility: Pass at minus 20 deg F; ASTM D 1970.

d. Crack Cycling: Unaffected after 100 cycles of 1/8-inch movement; ASTM C 836.

e. Puncture Resistance: 40 lbf minimum; ASTM E 154.

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f. Water Absorption: 0.2 percent weight-gain maximum after 48-hour immersion at 70 deg F; ASTM D 570.

g. Water Vapor Permeance: 0.05 perms maximum; ASTM E 96/E 96M, Water Method.

h. High Temperature resistance: up to 245 degrees F.

3. Sheet Strips: Self-adhering, rubberized-asphalt strips of same material and thickness as sheet waterproofing.

2.4 ACCESSORY MATERIALS

A. General: Accessory materials recommended by air-barrier manufacturer to produce a complete air-barrier assembly and compatible with primary air-barrier membrane.

B. Primer: Liquid waterborne primer recommended for substrate by air-barrier material manufacturer.

1. VOC Content: 250 g/L or less when calculated according to 40 CFR 59, Subpart

D (EPA Method 24) and complying with VOC content limits of authorities having jurisdiction.

C. Counterflashing Strip: Modified bituminous 40-mil- thick, self-adhering sheet consisting of 32 mils of rubberized asphalt laminated to an 8-mil- thick, cross-laminated polyethylene film with release liner backing.

D. Butyl Strip: Vapor retarding, 30 to 40 mils thick, self-adhering; polyethylene-film-reinforced top surface laminated to layer of butyl adhesive, with release liner backing.

E. Modified Bituminous Strip: Vapor retarding, 40 mils thick, smooth surfaced, self-adhering; consisting of 36 mils of rubberized asphalt laminated to a 4-mil- thick, cross-laminated polyethylene film with release liner backing.

F. Termination Mastic: Air-barrier manufacturer's standard cold fluid-applied elastomeric liquid; trowel grade.

G. Substrate-Patching Membrane: Manufacturer's standard trowel-grade substrate filler.

H. Adhesive and Tape: Air-barrier manufacturer's standard adhesive and pressure-sensitive adhesive tape.

I. Stainless-Steel Sheet: ASTM A 240/A 240M, Type 304, 0.0187 inch thick, and Series 300 stainless-steel fasteners.

J. Sprayed Polyurethane Foam Sealant: One- or two-component, foamed-in-place, polyurethane foam sealant, 1.5- to 2.0-lb/cu. ft. density; flame-spread index of 25 or less according to ASTM E 162; with primer and noncorrosive substrate cleaner recommended by foam sealant manufacturer.

K. Modified Bituminous Transition Strip: Vapor retarding, 40 mils thick, smooth surfaced, self- adhering; consisting of 36 mils of rubberized asphalt laminated to a 4-mil- thick polyethylene film with release liner backing.

Program

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BARRIERS

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L. Joint Sealant: ASTM C 920, single-component, neutral-curing silicone; Class 50/50 (low modulus), Grade NS, Use NT related to exposure, and, as applicable to joint substrates indicated, Use O. Comply with Section 07 9201.

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M. Termination Bar: Aluminum or stainless steel with stainless steel fasteners at sheet air barrier membranes.

PART 3 - EXECUTION

3.1 EXAMINATION

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

1. Verify that substrates are sound and free of oil, grease, dirt, excess mortar, or other contaminants.

3.2 SURFACE PREPARATION

A. Clean, prepare, and treat substrate according to manufacturer's written instructions.

Provide clean, dust-free, and dry substrate for air-barrier application.

B. Prepare, fill, prime, and treat joints and cracks in substrates. Remove dust and dirt from joints and cracks according to ASTM D 4258.

1. Install modified bituminous strips and center over treated construction and contraction joints and cracks exceeding a width of 1/16 inch.

C. Bridge and cover isolation joints and discontinuous wall-to-wall, deck-to-wall, and deck-to-deck joints with overlapping modified bituminous strips.

D. At changes in substrate plane, apply sealant or termination mastic beads at sharp corners and edges to form a smooth transition from one plane to another.

E. Cover gaps in substrate plane and form a smooth transition from one substrate plane to another with stainless-steel sheet mechanically fastened to structural framing to provide continuous support for air barrier.

3.3 INSTALLATION

A. General: Install modified bituminous sheets and accessory materials according to air-barrier manufacturer recommendations and recommendations in ASTM D 6135.

B. Corners: Prepare, prime, and treat inside and outside corners according to ASTM D 6135.

1. Install modified bituminous strips centered over vertical inside corners. Install 3/4-inch fillets of termination mastic on horizontal inside corners.

C. Prepare, treat, and seal vertical and horizontal surfaces at terminations and penetrations with termination mastic and according to ASTM D 6135.

D. Apply primer to substrates at required rate and allow it to dry. Limit priming to areas that will be covered by air-barrier sheet on same day. Reprime areas exposed for more than 24 hours.

E. Apply and firmly adhere modified bituminous sheets horizontally over area to receive air barrier. Accurately align sheets and maintain uniform 2-1/2-inch- minimum lap

Program

Issue for Bid February 13, MODIFIED BITUMINOUS SHEET AIR

BARRIERS

02 4119 – 8 of widths and end laps. Overlap and seal seams, and stagger end laps to ensure airtight installation.

1. Apply sheets in a shingled manner to shed water without interception by any exposed sheet edges.

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MODIFIED BITUMINOUS SHEET AIR

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2. Roll sheets firmly to enhance adhesion to substrate.

F. Apply continuous modified bituminous sheets over modified bituminous strips bridging substrate cracks, construction, and contraction joints.

G. Seal top of through-wall flashings to air-barrier sheet with an additional 6-inch- wide, modified bituminous strip.

H. Seal exposed edges of sheet at seams, cuts, penetrations, and terminations not concealed by metal counterflashings or ending in reglets with termination mastic.

I. Install air-barrier sheet and accessory materials to form a seal with adjacent construction and to maintain a continuous air barrier.

1. Coordinate air-barrier installation with installation of roofing membrane and base flashing to ensure continuity of air barrier with roofing membrane.

2. Install modified bituminous strip on roofing membrane or base flashing so that minimum 3 inches of coverage is achieved over each substrate.

J. Connect and seal exterior wall air-barrier membrane continuously to roofing-membrane air barrier, concrete below-grade structures, floor-to-floor construction, exterior glazing and window systems, glazed curtain-wall systems, storefront systems, exterior louvers, exterior door framing, and other construction used in exterior wall openings, using accessory materials.

K. Wall Openings: Prime concealed, perimeter frame surfaces of windows, curtain walls, storefronts, and doors. Apply modified bituminous transition strip so that minimum 3 inches of coverage is achieved over each substrate. Maintain 3 inches of full contact over firm bearing to perimeter frames with not less than 1 inch of full contact.

1. Modified Bituminous Transition Strip: Roll firmly to enhance adhesion.

L. Fill gaps in perimeter frame surfaces of…