Attachment_1__140818_-_SPECIFICATIONS_-_USDA_GF_Partial_Exterior_Facade_Renovation.pdf

GRAND FORKS PARTIAL FAÇADE RENOVATION 100% CONSTRUCTION DOCUMENTS

U.S. Department of Agriculture August 18, 2014 Agricultural Research Service 2420 2nd Avenue North Grand Forks, ND 582014 Architect’s Project No. 14.0624

TABLE OF CONTENTS PAGE - 1

SPECIFICATION INDEX

VOLUME I

DIVISION 00 – PROCUREMENT AND CONTRACTING REQUIREMENTS

Not Used

DIVISION 01 - GENERAL REQUIREMENTS

013300 Coordination and Assistance on Government Contracts 013500 Required Submittal List

DIVISION 02 – EXISTING CONDITIONS

024119 Selective Demolition

DIVISION 03 - CONCRETE

Not Used

DIVISION 04 – MASONRY

Not Used

DIVISION 05 - METALS

054043 Cold-Formed Metal Rain Screen Assembly

DIVISION 06 – WOOD, PLASTICS, AND COMPOSITES

061600 Sheathing

DIVISION 07 - THERMAL AND MOISTURE PROTECTION

072726 Fluid-Applied Air Membrane Barriers 074213 Metal Wall Panels 076200 Sheet Metal Flashing and Trim 077100 Roof Specialties

DIVISION 08 - OPENINGS

Not Used

DIVISION 09 - FINISHES

099000 High-Performance Coatings 099653 Elastomeric Coatings

DIVISION 10 - SPECIALTIES

Not Used

DIVISION 11 - EQUIPMENT

Not Used

Agricultural Research Service 2420 2nd Avenue North Grand Forks, ND 582014 Architect’s Project No. 14.0624

TABLE OF CONTENTS PAGE - 2

DIVISION 12 - FURNISHINGS

Not Used

DIVISION 13 - SPECIAL CONSTRUCTION

Not Used

DIVISION 14 - CONVEYING EQUIPMENT

Not Used

DIVISION 21 - FIRE SUPPRESSION

Not Used

DIVISION 22 – PLUMBING

Not Used

DIVISION 23 – HEATING VENTILATING AND AIR CONDITIONING

Not Used

DIVISION 26 – ELECTRICAL

Not Used

DIVISION 27 – COMMUNICATIONS

Not Used

DIVISION 28 – ELECTRONIC SAFETY AND SECURITY

Not Used

DIVISION 31 – EARTHWORK

Not Used

DIVISION 32 – EXTERIOR IMPROVEMENTS

Not Used

DIVISION 33 – UTILITIES

Not Used

END OF VOLUME I

Agricultural Research Service 2420 2nd Avenue North Grand Forks, ND 582014 Architect’s Project No. 14.0624

COORDINATION AND ASSISTANCE ON GOVERNMENT CONTRACTS 013300 - 1

SECTION 013300 - COORDINATION AND ASSISTANCE ON GOVERNMENT CONTRACTS

PART 1 - GENERAL

1.1 Coordination and Assistance

A. Coordination and Assistance between the Contractor, Contractor's personnel and Sub-Contractors, Contracting Officer, Contracting Officer's Representative, Location Monitor, and Research Personnel on the following items will keep all appropriate personnel involved to expedite this project for everyone’s benefit.

1.2 Notice to Proceed

A. Notice to proceed from the Contracting Officer is needed before the Contractor should incur any costs and before any work is done on site.

1.3 Correspondence

A. Correspondence between the Contractor, Contracting Officer, and Contracting Officer’s Representative should be dated, logged, and copies kept at the originator’s office.

1.4. Progress schedule

A. Progress schedule should be completed and submitted to the Contracting Officer before the Pre- Construction Conference.

1.5 Pre-Construction Conference

A. Schedule: The Pre-construction Conference with the Contracting Officer’s Representative.

B. Attendees shall include the Contracting Officer's Representative, the Contractor, Contractor's superintendent, Location Monitor, and others.

C. Agenda shall include the following:

1. Introductions of Attendees, with designation for 24 hour calls, by the Contracting Officer’s Representative and the Contractor.

2. Facilities normal working hours are 8 to 5.

3. Allowable Contractor’s use of Premises, Office, Work, and Storage areas with safety, housekeeping, and security procedures.

4. Allowable Contractor’s equipment and material deliveries.

5. Contractor’s Progress Schedule and coordination items for any utility outages or hazardous materials.

6. Due to the size of this Project, the Materials, Products, Installation Procedures, Testing

Procedures, etc. shall meet commercial standards and shall be reviewed if requested by the Contractor or the Contracting Officer’s Representative requests a specific item, otherwise review will be at the Final Inspection.

Agricultural Research Service 2420 2nd Avenue North

COORDINATION AND ASSISTANCE ON GOVERNMENT CONTRACTS 013300 - 2

7. Contractor’s Inspection Procedure, including field testing and approvals with a remedial process for any deficiencies.

8. Government’s Quality Assurance Program of random inspections and notifying the Contractor of any noted deficiencies. This does not relieve the Contractor from requirements of the Contract.

9. Procedures for the Contractor to submit Applications for Payment.

D. Safety.

1. Contractor's Safety Competent Person designation will be made at the Pre-Construction Conference.

2. Past safety record will be used as an evaluating factor in future contracts.

3. Request a copy of past 3 yrs OSHA 300A Summary of Work Related Injuries and Illnesses.

4. Investigate past OSHA safety inspections using the establishment search

( http://www.osha.gov/pls/imis/establishment.html ).

5. Request a copy of any OSHA training course documentation for contractor and his/her employees.

6. Request copy of relevant safety plans.

7. Contractor will be required to hold at least weekly safety meetings.

8. Contractor and his employees will be required to follow all requirements of 29 CFR 1926

OSHA Standards for the Construction Industry.

9. All relevant PPE as dictated by the hazards present must be worn by the contractor and all employees working on the job site.

10. Location Monitor will walk the site twice a day with an eye to safety.

11. Possible Hazards of this Contract are:

a. Ladder Use.

b. Excavations.

c. Loading and Hauling.

1.6 Operations and Storage Areas

A. Water, gas, electricity are available on the site.

B. Telephone: Contractor shall arrange and pay for any telephone service they choose to provide for themselves.

C. Toilet: Contractor shall supply his or her toilet facilities, wash facilities, drinking water, and all necessary disposable materials, comply with regulations and health codes for the type, number, location, operation, and maintenance of fixtures. The COR can waive this requirement.

1.7 Cleaning Up

A. Debris and rubbish shall be removed from the site daily. Upon the end of the work day, the entire area of the contract work shall be cleaned of all excess materials, dirt, rubbish, and debris.

B. Transportation of debris shall be in a manner as to prevent spillage on street or adjacent areas.

1.8 Utilities

A. Utilities are to the site and can be used reasonably.

http://www.osha.gov/pls/imis/establishment.html

Agricultural Research Service 2420 2nd Avenue North

COORDINATION AND ASSISTANCE ON GOVERNMENT CONTRACTS 013300 - 3

1.9 Specifications and Drawings.

A. Copies: Additional sets will not be furnished.

B. No scaling. Do not scale drawings for dimensions.

C. Submittals. See Specification -013500, Required Submittal Lists. An electronic WORD version of the Submittal form will be provided with the Notice to Proceed.

1.10 Schedules and Coordination.

A. Coordination: Coordinate construction activities with the Contracting Officer's Representative to be in compliance with the Scheduling Requirements. Coordination meetings shall be held once a week usually, but the COR can change the time period depending on the amount of activity by the Contractor. The agenda shall include accomplishments, problems, and solutions since the previous meeting. The Contractor shall prepare and distribute minutes of progress meetings. No later than 3 days after each meeting, the Contractor shall provide a copy of the minutes to the COR.

B. Monitoring the Progress Schedule: The Contractor or the COR shall inform the CO if the Contractor is behind on the schedule, why and what is planned to get back on schedule, so the CO can take appropriate action if needed.

1.11 Quality Assurance

A. Contractor shall provide the Construction Inspector’s Daily Report. The Contractor shall complete and submit the daily reports to the COR weekly, on the first working day of the following week. The COR can waive the requirement for daily reports, at their discretion.

1.12 Protection of Existing Equipment, Utilities, and Improvements.

A. Contractor is responsible for protection and restoration if damage occurs. See Protection of Existing Vegetation, Structures, Equipment, Utilities, and Improvements (FAR 52.236-9) (APR 1984) in Section H - Special Contract Requirements.

PART 2 - PRODUCTS

2.1 Progress Schedule:

A. Contracting Officer shall provide this form with the Notice to Proceed.

PART 3 - EXECUTION

3.1 Cooperation and Assistance:

A. Cooperation and Assistance with this Contract’s Team Members: Contractor with their personnel, Contracting Officer with the Contracting Officer’s Representative; and Research Leader with Location Personnel; will keep everyone informed to expeditiously complete this project to meet the user’s needs.

END OF SECTION 013300

Agricultural Research Service 2420 2nd Avenue North Grand Forks, ND 582014 Architect’s Project No. 14.0624

REQUIRED SUBMITTAL LIST 013500 - 1

SECTION 013500 - REQUIRED SUBMITTAL LISTS

PART 1 - GENERAL

1.1 RELATED DOCUMENTS

A. REFERENCE. See Section 013300 Coordination and Assistance Construction Contracts, Item Number 1.9, C. Submittals for procedural directions.

1.2 GENERAL

A. This is a list of items that require submittal by the Contractor and approval by the Contracting Officer, Contracting Officer's Representative, or the Area Engineer. This list is not all encompassing, and the Contracting Officer may request submittals in addition to those listed when deemed necessary to adequately describe the work covered in the respective sections.

B. There are different types of submittals, we shall separate them according to when they can be submitted and approved.

1. Preparatory submittals are those that can be prepared before construction begins at the site, such as shop drawings, product data, samples, installation methods, installer certifications, and others.

2. Construction submittals are those that occur during construction, such as short term field tests, and others.

3. Final submittals are those that occur after the majority of the construction is completed, such as warranties, installation certifications, project record documents, long term field tests, operations and maintenance manuals, and others.

PART 2 - PRODUCTS

2.1 SUBMITTALS

A. Preparatory Submittals are required where listed on the Required Preparatory Submittal List and need approvals before the on site construction or demolition can begin. An example is the Concrete mix design.

B. Construction Submittals are required where listed on the Required Construction Submittal List and need approvals before other work can proceed. An example is the optimum moisture density curve for subgrade before the subgrade is compacted.

C. Final Submittals are required where listed on the Required Final Submittal List and need approvals before Contract is complete. An example is an Operations and Maintenance (O&M) Manual.

D. The Preparatory, Construction, and Final Required Submittal Lists are attached to this section.

Agricultural Research Service 2420 2nd Avenue North Grand Forks, ND 582014 Architect’s Project No. 14.0624

REQUIRED SUBMITTAL LIST 013500 - 2

PART 3 - EXECUTION

3.1 GENERAL

A. Approvals shall occur as stated in Section 013300 1.9, C. Submittals.

Agricultural Research Service 2420 2nd Avenue North Grand Forks, ND 582014 Architect’s Project No. 14.0624

REQUIRED SUBMITTAL LIST 013500 - 3

SPECIFICATION

SECTION ITEM

ITEM DESCRIPTION TYPE REQUIRED such as Preparatory (P) Construction (C) Final (F)

DATE OF

SUBMITTAL

ACTION DATE OF

ACTION

REMARKS

013300.1.4.A. PROGRESS SCHEDULE P. PROGRESS SCHEDULE

PROVIDE AT POST

AWARD

CONFERENCE

024119.1.5A. PROPOSED

PROTECTION

MEASURES

P. PROPOSED CONSTRUCTION

PROTECTION MEASURES

PROVIDE AT POST

AWARD

CONFERENCE

024119.1.5.B. PREDEMOLITION

PHOTOGRAPHS OR

VIDEO

P. PREDEMOLITION PHOTOGRAPHS OR

VIDEO

PROVIDE AT POST

AWARD

CONFERENCE

024119.1.6.A. INVENTORY P. INVENTORY SUBMITTALS PROVIDE WHEN

REQUESTED BY

OWNER

024119.1.6.B. LANDFILL RECORDS P. LANDFILL RECORDS

PROVIDE WHEN

054043.1.4.A. QUALIFICATION DATA P. QUALIFICATION DATA FOR TESTING

AGENCIES

PROVIDE WHEN

REQUESTED BY

OWNER

054043.1.4.B. WELDING

CERTIFICATES

P. WELDING CERTIFICATES

OWNER

054043.1.4.C. PRODUCT TEST

REPORTS

P. PRODUCT TEST REPORTS FROM

MANUFACTURER/ICC-ES

OWNER

054043.1.4.D. RESEARCH REPORTS P. RESEARCH REPORTS FOR NON-

STANDARD COLD-FORMED STEEL

FRAMING FROM ICC-ES

Agricultural Research Service 2420 2nd Avenue North Grand Forks, ND 582014 Architect’s Project No. 14.0624

REQUIRED SUBMITTAL LIST 013500 - 4

SPECIFICATION

SECTION ITEM

ITEM DESCRIPTION TYPE REQUIRED such as Preparatory (P) Construction (C) Final (F)

DATE OF

SUBMITTAL

054043.1.4.E. DESIGN CALCULATIONS P. DESIGN CALCULATIONS FOR COLD-

FORMED METAL RAIN SCREEN

ASSEMBLY

OWNER

054043.1.4.F. WARRANTIES P. WARRANTY SUBMITTAL

PROVIDE WHEN

REQUESTED BY

074213.1.4.A. QUALIFICATION DATA P. QUALIFICATION DATA FOR INSTALLER

OWNER

074213.1.4.B. PRODUCT TEST

REPORTS

P. PRODUCT TEST REPORTS PER

PRODUCT BY EACH TESTING AGENCY

OWNER

074213.1.4.C. FIELD QUALITY

CONTROL REPORTS

P. FIELD QUALITY CONTROL REPORTS

PROVIDE WHEN

REQUESTED BY

OWNER

074213.1.4.D. WARRANTIES P. WARRANTIES

PROVIDE WHEN

REQUESTED BY

OWNER

074213.1.5.A. MAINTENANCE DATA P. MAINTENANCE DATA

PROVIDE WHEN

REQUESTED BY

OWNER

076200.1.4.A. PRODUCT DATA P. PRODUCT DATA

PROVIDE WHEN

REQUESTED BY

OWNER

076200.1.4.B. SHOP DRAWINGS P. SHOP DRAWINGS

PROVIDE WHEN

REQUESTED BY

OWNER

076200.1.4.C. SAMPLES P. SAMPLES FOR VERIFICATION

PROVIDE WHEN

REQUESTED BY

OWNER

076200.1.5.A. QUALIFICATION DATA P. QUALIFICATION DATA FOR

FABRICATOR

Agricultural Research Service 2420 2nd Avenue North Grand Forks, ND 582014 Architect’s Project No. 14.0624

REQUIRED SUBMITTAL LIST 013500 - 5

SPECIFICATION

SECTION ITEM

ITEM DESCRIPTION TYPE REQUIRED such as Preparatory (P) Construction (C) Final (F)

DATE OF

SUBMITTAL

076200.1.5.B. PRODUCT

CERTIFICATES

P. PRODUCT CERTIFICATES

PROVIDE WHEN

REQUESTED BY

OWNER

076200.1.5.C. PRODUCT TEST

REPORTS

P. PRODUCT TEST REPORTS BY

QUALIFIED TESTING AGENCY

OWNER

076200.1.5.D. WARRANTY P. WARRANTY PER MANUFACTURER

AND SPECIFICATIONS

OWNER

076200.1.6.A. MAINTENANCE DATA P. MAINTENANCE DATA TO INCLUDE

MAINTENANCE MANUALS

OWNER

077100.1.4.A. QUALIFICATION DATA P. QUALIFICATION DATA FOR

MANUFACTURER

OWNER

077100.1.4.B. PRODUCT

CERTIFICATES

P. PRODUCT CERTIFICATES FOR ROOF

SPECIALTIES

OWNER

077100.1.4.C. PRODUCT TEST

REPORTS

P. PRODUCT TEST REPORTS FOR ITEMS

INDICATED

OWNER

077100.1.4.D. WARRANTIES P. WARRANTIES FOR ITEMS INDICATED

PROVIDE WHEN

REQUESTED BY

OWNER

077100.1.5.A. MAINTENANCE DATA P. MAINTENANCE DATA FOR ITEMS

OWNER

099000.1.3.A. PRODUCT DATA P. PRODUCT DATA

PROVIDE WHEN

REQUESTED BY

OWNER

099000.1.3.B. SAMPLES P. SAMPLES FOR EACH ITEM INDICATED

PROVIDE WHEN

REQUESTED BY

OWNER

099000.1.3.C. PRODUCT LIST P. PRODUCT LIST

PROVIDE WHEN

REQUESTED BY

099000.1.4 MAINTENANCE P. MAINTENANE MATERIALS

Agricultural Research Service 2420 2nd Avenue North Grand Forks, ND 582014 Architect’s Project No. 14.0624

REQUIRED SUBMITTAL LIST 013500 - 6

SPECIFICATION

SECTION ITEM

ITEM DESCRIPTION TYPE REQUIRED such as Preparatory (P) Construction (C) Final (F)

DATE OF

SUBMITTAL

MATERIALS PROVIDE WHEN

REQUESTED BY

OWNER

099653.1.3.A. PRODUCT DATA P. PRODUCT DATA FOR EACH ITEM

OWNER

099653.1.3.B. SAMPLES P. SAMPLES FOR EACH ITEM INDICATED

PROVIDE WHEN

REQUESTED BY

OWNER

0996536.1.3.C. PRODUCT LIST P. PRODUCT LIST FOR EACH ITEM

OWNER

099653.1.4.A. MAINTENANCE

MATERIALS

P. MAINTENANCE MATERIALS

PROVIDE WHEN

END OF SECTION 013500

Agricultural Research Service 2420 2nd Avenue North Grand Forks, ND 582014 Architect’s Project No. 14.0624

SELECTIVE DEMOLITION 024119 - 1

SECTION 024119 - SELECTIVE DEMOLITION

PART 1 - GENERAL

1.1 RELATED DOCUMENTS

A. Drawings and general provisions of the Contract, including General and Supplementary Conditions and Division 01 Specification Sections, apply to this Section.

1.2 SUMMARY

A. Section includes demolition and removal of selected building elements as indicated in the Drawings.

1.3 DEFINITIONS

A. Remove: Detach items from existing construction and legally 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 a manner to prevent damage, and deliver to Owner.

C. Remove and Reinstall: Detach items from existing construction, prepare for reuse, and reinstall where indicated.

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.

1.4 MATERIALS OWNERSHIP

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

B. Historic items, relics, antiques, and similar objects including, but not limited to, cornerstones and their contents, commemorative plaques and tablets, and other items of interest or value to Owner that may be uncovered during demolition remain the property of Owner.

1. Carefully salvage in a manner to prevent damage and promptly return to Owner.

1.5 INFORMATIONAL SUBMITTALS

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

B. Predemolition Photographs or Video: Submit before Work begins.

Agricultural Research Service 2420 2nd Avenue North Grand Forks, ND 582014 Architect’s Project No. 14.0624

SELECTIVE DEMOLITION 024119 - 2

1.6 CLOSEOUT SUBMITTALS

A. Inventory: Submit a list of items that have been removed and salvaged.

B. Landfill Records: Indicate receipt and acceptance of hazardous wastes by a landfill facility licensed to accept hazardous wastes.

1.7 FIELD CONDITIONS

A. Owner will occupy portions of building immediately adjacent to selective demolition area.

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

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

C. 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.

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

PART 2 - PRODUCTS

2.1 PEFORMANCE 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 ANSI/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.

B. Review record documents of existing construction provided by Owner. Owner does not guarantee that existing conditions are same as those indicated in record documents.

C. Survey existing conditions and correlate with requirements indicated to determine extent of selective demolition required.

Agricultural Research Service 2420 2nd Avenue North Grand Forks, ND 582014 Architect’s Project No. 14.0624

SELECTIVE DEMOLITION 024119 - 3

D. When unanticipated mechanical, electrical, or structural elements that conflict with intended function or design are encountered, investigate and measure the nature and extent of conflict.

Promptly submit a written report to Architect.

E. As requested by Owner, engage a professional engineer to perform an engineering survey of condition of building to determine whether removing any element might result in structural deficiency or unplanned collapse of any portion of structure or adjacent structures during selective building demolition operations.

1. Perform surveys as the Work progresses to detect hazards resulting from selective demolition activities.

F. Survey of Existing Conditions: Record existing conditions by use acceptable to Owner.

3.2 UTILITY SERVICES AND MECHANICAL/ELECTRICAL SYSTEMS

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 indicated utility services and mechanical/electrical systems serving areas to be selectively demolished.

1. 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.

2. Disconnect, demolish, and remove fire-suppression systems, plumbing, and HVAC systems, equipment, and components indicated to be removed.

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

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

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

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

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

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

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

3.3 PREPARATION

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

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

Agricultural Research Service 2420 2nd Avenue North Grand Forks, ND 582014 Architect’s Project No. 14.0624

SELECTIVE DEMOLITION 024119 - 4

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

2. Provide temporary weather protection, during interval between selective demolition of existing construction on exterior surfaces and new construction, to prevent water leakage and damage to structure and interior areas.

3. Protect walls, ceilings, floors, and other existing finish work that are to remain or that are exposed during selective demolition operations.

4. Cover and protect furniture, furnishings, and equipment that have not been removed.

3.4 SELECTIVE DEMOLITION, GENERAL

A. General: Demolish and remove existing construction only to the extent required by new construction and as indicated. Use methods required to complete the Work within limitations of governing regulations and as follows:

1. Proceed with selective demolition systematically, from higher to lower level. Complete selective demolition operations above each floor or tier before disturbing supporting members on the next lower level.

2. 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, to minimize disturbance of adjacent surfaces. Temporarily cover openings to remain.

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

4. 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 fire watch and portable fire-suppression devices during flame-cutting operations.

5. Maintain adequate ventilation when using cutting torches.

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

7. Remove structural framing members and lower to ground by method suitable to avoid free fall and to prevent ground impact or dust generation.

8. Locate selective demolition equipment and remove debris and materials so as not to impose excessive loads on supporting walls, floors, or framing.

9. Dispose of demolished items and materials promptly.

B. 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. General: Except for items or materials indicated to be reused, salvaged, reinstalled, or otherwise indicated to remain Owner's property, remove demolished materials from Project site.

B. Burning: Do not burn demolished materials.

C. Disposal: Transport demolished materials off Owner's property and legally dispose of them.

Agricultural Research Service 2420 2nd Avenue North Grand Forks, ND 582014 Architect’s Project No. 14.0624

SELECTIVE DEMOLITION 024119 - 5

3.6 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.

END OF SECTION 024119

Agricultural Research Service 2420 2nd Avenue North Grand Forks, ND 582014 Architect’s Project No. 14.0624

COLD-FORMED METAL RAIN SCREEN ASSEMBLY 054043 - 1

SECTION 054043 - COLD-FORMED METAL RAIN SCREEN ASSEMBLY

PART 1 - GENERAL

1.1 RELATED DOCUMENTS

A. Drawings and general provisions of the Contract, including General and Supplementary Conditions and Division 01 Specification Sections, apply to this Section.

1.2 SUMMARY

A. Section includes exterior continuous rigid insulation/sheathing with integrated air/weather barrier, continuous wall girt framing and attachment system part of a complete manufacturer approved system.

1.3 ACTION SUBMITTALS

A. Product Data: For each type of cold-formed steel framing product and accessory. Include product literature describing the assembly design, performance, and characteristics. Include thermal analysis report indicated assembly U-vales for the exterior framing system, metal finishes, and components.

B. Shop Drawings: Plans, elevations, framed openings, bearing, details, thermal isolation, fasteners, connectors and anchorage devices, and attachments as needed for project execution.

1. Include layout, spacings, sizes, thicknesses, and types of cold-formed steel framing;

fabrication; and fastening and anchorage details, including mechanical fasteners.

2. Indicate reinforcing channels, opening framing, supplemental framing, strapping, bracing, bridging, splices, accessories, connection details, and attachment to adjoining work.

3. Stamped and signed by a licensed professional engineer, registered with the State of North Dakota.

C. Samples: Provide two each for components and fasteners for system assembly.

1.4 INFORMATIONAL SUBMITTALS

A. Qualification Data: For testing agency.

B. Welding certificates.

C. Product Test Reports: For tests performed by manufacturer and witnessed by a qualified testing agency.

D. Research Reports: For non-standard cold-formed steel framing, from ICC-ES.

Agricultural Research Service 2420 2nd Avenue North Grand Forks, ND 582014 Architect’s Project No. 14.0624

COLD-FORMED METAL RAIN SCREEN ASSEMBLY 054043 - 2

E. Design Calculations: Comprehensive analysis of design loads, including dead loads, live loads, wind loads, and thermal movement.

F. Sample Warranties.

1.5 QUALITY ASSURANCE

A. Manufacturer’s Qualifications: Able to document minimum 5 years experience designing and supplying work of this Section. Maintain locally available technical product representation available to meet at project site as needed for meetings and inspections of work.

B. Installer Qualifications: Trained and authorized by manufacturer as qualified to install work of this Section. Employ full-time on-site superintendent or foreman to overseeing installation during work of this Section. Able to show successfully completed projects of equivalent scope and quality upon request by Architect.

C. Testing Agency Qualifications: Qualified according to ASTM E 329 for testing indicated.

D. Product Tests: Mill certificates or data from a qualified independent testing agency, or in-house testing with calibrated test equipment indicating steel sheet complies with requirements, including base-metal thickness, yield strength, tensile strength, total elongation, chemical requirements, and metallic-coating thickness.

E. Welding Qualifications: Qualify procedures and personnel according to the following:

1. AWS D1.1/D1.1M, "Structural Welding Code - Steel."

2. AWS D1.3/D1.3M, "Structural Welding Code - Sheet Steel."

1.6 DELIVERY, STORAGE, AND HANDLING

A. Ordering: Conform to manufacturer’s ordering instructions and lead time requirements to avoid construction delays.

B. Delivery: Deliver materials in manufacturer’s original, unopened, undamaged containers with identification labels intact.

C. Protect cold-formed steel framing from corrosion, moisture staining, deformation, and other damage during delivery, storage, and handling.

1.7 FIELD CONDITIONS

A. Environmental Requirements: Undertake installation work only when weather conditions are in compliance with manufacturers’ specific environmental requirements and when conditions will permit work to be performed in accordance with manufacturer recommendations and warranty requirements.

B. Field Measurements: Contractor is responsible for all field measurements, verifying actual supporting and adjoining construction before fabrication; record field measurements on project record shop drawings.

Agricultural Research Service 2420 2nd Avenue North Grand Forks, ND 582014 Architect’s Project No. 14.0624

COLD-FORMED METAL RAIN SCREEN ASSEMBLY 054043 - 3

C. Established Dimensions: Where field measurements cannot be made without delaying work, guarantee dimensions and proceed with fabrication of wall assemblies, including finishes, corresponding to established dimensions.

1.8 COORDINATION

A. Coordinate construction to ensure that assemblies fit properly to supporting and adjoining construction; coordinate schedule with construction in progress to avoid delaying work.

1.9 WARRANTY

A. Manufacturer’s Warranties:

1. Standard minimum 10-year materials warranty covering defective materials of cold-formed metal framing system.

2. Exterior Insulation: Minimum 6 month exposure and minimum 15 year thermal warranty.

3. Flashing Tape: Limited warranty.

4. Attachment / Support Framing System: Limited warranty of minimum 10 years.

PART 2 - PRODUCTS

2.1 MANUFACTURERS

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

1. Basis-of-Design Manufacturer: The Dow Chemical Company, for the following products:

a. Cold-Formed Metal Framing for Rain Screen Assemblies: DOW™ Knight CI- System™ for ASHRAE Compliant Continuous Insulation.

b. Rigid Foam Board Insulation/Sheathing: DOW THERMAX™.

c. Flexible Flashing: DOW WEATHERMATE™.

2.2 SYSTEM DESCRIPTION

A. Constructed system complies with ANSI/ASHRAE 90.1-2007 definition of continuous insulation (c.i.).

B. Furnish and install exterior continuous insulated wall assembly with no thermal bridges other than fastener to effectively control thermal, air and water performance. System shall include the following:

1. Aluminum-faced, fiberglass-reinforced rigid insulation secured to existing exterior of cold-formed metal wall framing assembly or wall.

2. Butyl-based flashing tape to seal insulation board joints, damaged areas, and appropriate penetrations.

3. Cold-formed steel support and attachment framing system installed to exterior of rigid insulation, consisting of vented horizontal rails, thermal isolators and associated fasteners.

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Agricultural Research Service 2420 2nd Avenue North Grand Forks, ND 582014 Architect’s Project No. 14.0624

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4. Closed-cell, medium-density spray polyurethane foam applied to interior wall cavity as required in the Construction Drawings.

5. Panels manufactured for installation over cold-formed steel support and attachment framing. Refer to Section 074200 “Metal Wall Panels.”

C. Design Requirements:

1. Constructed exterior wall system and component materials shall be acceptable for use under the building code in force in the jurisdiction of the project.

2. Structural Design: Exterior-insulated rain screen wall assemblies capable of withstanding effects of load and stresses from dead loads, wind loads, snow loads and normal thermal movement without evidence of permanent defects of assemblies or components.

3. Thermal Movements: Provide assemblies that allow for thermal movements resulting from the following maximum changes (range) in ambient and surface temperatures by preventing buckling, opening of joints, overstressing of components and other detrimental effects:

a. Temperature Change (range): 120 degrees Fahrenheit (67 degrees C), ambient:

180 degrees Fahrenheit (100 degrees C), material surfaces.

4. Panel joints shall allow movement of panels during expansion and contraction while preventing uncontrolled penetration of moisture.

5. Manufacturing, installation, and sealing shall prevent deformation of exposed surfaces.

6. Design framing systems to provide for movement of framing members located outside the insulated building envelope without damage or overstressing, sheathing failure, connection failure, undue strain on fasteners and anchors, or other detrimental effects when subject to a maximum ambient temperature change of 120 deg F (67 deg C).

7. Design framing system to maintain clearances at openings, to allow for construction tolerances, and to accommodate live load deflection of primary building structure.

8. Design exterior non-load-bearing wall framing to accommodate horizontal deflection without regard for contribution of sheathing materials.

9. Support Framing/Attachment System:

a. No framing component may penetrate the layer of continuous exterior insulation other than thermally isolated fasteners.

b. Frequency and spacing of horizontal rails as indicated by manufacture in project specific engineering package.

2.3 ATTACHMENT/SUPPORT FRAMING SYSTEM PERFORMANCE REQUIREMENTS

A. Attachment System Performance: Constructed system shall comply with ANSI/ASHRAE 90.1- 2010 definition of continuous insulation (c.i.).

B. AISI Specifications and Standards: Unless more stringent requirements are indicated, comply with AISI S100 and AISI S200.

C. No thermal bridges other than fasteners and service openings.

D. Wind Load Performance – Attachment system must show the following results when tested in accordance with ASTM E330-02.

1. 90 pound per square foot negative and positive pressure held for 60 seconds, system components shall not experience failure or gross permanent distortion.

Agricultural Research Service 2420 2nd Avenue North Grand Forks, ND 582014 Architect’s Project No. 14.0624

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2. 135 pound per square foot negative and positive pressure held for 10 seconds, system components shall not experience failure or gross permanent distortion.

E. Water penetration/Air Leakage Performance – Attachment system substrate fasteners must show the following results when tested in accordance with ASTM E331-00 and ASTM E283-04.

1. No water leakage seen on tested attachment system, specifically including substrate fasteners when tested up to 20 pounds per square foot pressure differential.

2. Less than 0.01 cubic feet per minute per square foot air leakage through entire tested system at 1.6 and 6.2 pounds per square foot.

F. Structural Performance: Provide cold-formed steel framing capable of withstanding design loads within limits and under conditions indicated.

1. Design Loads: As indicated.

2. Deflection Limits: Design framing systems to withstand design loads without deflections to the following, unless otherwise as indicated on the Drawings:

a. Maximum allowable deflection of span: L/175.

3. Accommodate substructure tolerance of +/- 0.375 inch.

G. Wind cycling (air pressure cycling) performance – Attachment system must show conformance to the following results when tested in accordance with ASTM E1886-05.

1. A total of 4,500 air pressure cycles. Cycles must include 50 cycles at a maximum pressure of 90 pounds both positive and negative. Average cycle time must not be less than 3.25 seconds for both negative and positive cycles. No damage or deformation must be seen at end of test.

H. Thermal Performance:

1. Full constructed assembly must have a minimum 95% EFFECTIVE R-value when compared to the exterior insulations rated R-Value.

2. Continuous framing profiles penetrating insulation not allowed.

3. Effective R-Value calculation or modeling must be done in accordance with ASHRAE guidelines.

I. Fire-Resistance Ratings: System complies with NFPA 285 06: Standard Fire Test Method for Evaluation of Fire Propagation Characteristics of Exterior Non-Load-Bearing Wall Assemblies Containing Combustible Components Using the Intermediate Scale, Multistory Test Apparatus.

1. Include fire-stopping measures at floor line in stud cavity, per code, when wall assembly extends beyond edge of floor line.

2. Fire Performance Evaluation as a component of an NFPA 285 approved wall assembly per the requirements of the International Building Code.

3. Must be separated from the interior of the building by an approved thermal barrier complying with IBC section 2603.4 as applicable.

J. Spacing to comply with applicable live and dead loads and any other requirements of the façade/panel and in accordance with approved engineering calculations.

K. All framing components must be tested to AAMA TIR- A8-04 – section 7.2 to determine structural performance and effective moment of inertia for each perforated component.

Agricultural Research Service 2420 2nd Avenue North Grand Forks, ND 582014 Architect’s Project No. 14.0624

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L. Galvanic Protection: Utilize tapes and other methods as necessary to separate and prevent contact between dissimilar metals.

2.4 COLD-FORMED STEEL FRAMING, GENERAL

A. Steel Sheet: ASTM A 1003/A 1003M, Structural Grade, Type H, metallic coated, of grade and coating weight as follows:

1. ASTM A792, Commercial Steel (CS), Grade B, 50 ksi Yield, Minimum AZ55.

B. Steel Sheet for Clips: ASTM A 653/A 653M, structural steel, zinc coated, of grade and coating as follows:

1. Grade: As required by structural performance.

2. Coating: Minimum G60 (Z180).

C. Framing System:

1. Stiffened Horizontal Girt: Minimum 0.0475 inch thick (18 gauge) cold-formed steel.

a. Depth: 0.750 inches.

b. Attachment: Regularly spaced, pre-punched holes to receive centering wall fasteners with thermally isolated washer assembly for attachment to substructure.

c. Drainage: Regularly spaced, pre-punched holes integral through the bend of the girt to allow water to easily weep.

d. Basis of Design: HCI-Girt™ by Knight Wall Systems.

2.5 FRAMING ACCESSORIES

A. Fabricate steel-framing accessories from steel sheet, ASTM A 1003/A 1003M, Structural Grade, Type H, metallic coated, of same grade and coating weight used for framing members.

B. Steel Shapes and Clips: ASTM A 36/A 36M, zinc coated by hot-dip process according to

ASTM A 123/A 123M.

C. Provide accessories of manufacturer's standard thickness and configuration, unless otherwise indicated, as follows:

1. Supplementary framing.

2. Bracing, bridging, and solid blocking.

3. Web stiffeners.

4. Anchor clips.

5. End clips.

6. Foundation clips.

7. Gusset plates.

8. Stud kickers and knee braces.

9. Joist hangers and end closures.

10. Hole reinforcing plates.

11. Backer plates.

D. Fasteners: Stainless-steel, as recommended by manufacturer.

Agricultural Research Service 2420 2nd Avenue North Grand Forks, ND 582014 Architect’s Project No. 14.0624

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1. Thermoset Polyester coating that exhibits 1,000 hours of salt spray resistance.

2. Steel Studs: Self-drill hex-head screw fasteners of sufficient length to provide solid attachment through rigid insulation to substructure as indicated in engineering calculations.

3. Concrete and Masonry Wall Anchors: Mechanical and adhesive anchors, bolts, nuts and washers suited to use, conforming to ICC.

a. 1/4 inch Tapcon by Buildex.

b. 1/4 inch UltraCon by Elco Industries.

c. Other products as approved by manufacturer.

4. Thermal Isolating Washers: Minimum 0.125 inch thick Polyoxymethylene copolymer (POM) washers with integral centering lip to act as a thermal break between wall anchor fastener and box girt.

a. ThermaStop™ Isolator by Knight Wall Systems (Basis-of-Design),

b. Other products as approved by manufacturer.

E. Welding Electrodes: Comply with AWS standards.

2.6 RIGID BOARD INSULATION

A. Exterior Insulation: ASTM C518, Stabilized R-value of 6.5 at 1 inch of thickness with a maximum 6-month exposure capability to outdoor elements and minimum 15-year thermal warranty.

B. Glass-fiber-reinforced enhanced polyisocyanurate foam core sheathing faced with nominal 4-mil embossed acrylic-coated aluminum on one side and 1.25-mil embossed aluminum on the other side, complying with ASTM C1289 and meeting the following physical properties:

1. ASTM C1289 Type 1, Class 2.

2. Compressive Strength (ASTM D1621): 25 psi, minimum.

3. Flexural Strength (ASTM C203): Minimum 55 psi.

4. Water Absorption (ASTM C209): Maximum 0.1 percent by volume.

5. Water Vapor Permeance (ASTM E96): <0.03 perms.

6. Maximum Use Temperature: 250 degrees F.

7. Board Size and Configuration:

a. Panel Size: 4 feet by 8 feet; length as recommended by manufacturer.

b. Shiplap profile on two edges on thicknesses of 1.55 inches and greater.

c. Thickness: 2.5 inches.

d. Stabilized R-Value: As indicated in the Drawings.

C. Insulation Accessories:

1. Temporary Fasteners: Provide insulated sheathing manufacturer’s recommended fasteners for temporary anchoring of sheathing to metal wall framing. Fastener size and length based on wall sheathing thickness and sufficient to provide solid attachment through rigid insulation to substructure.

2. Insulation Flashing Tape: Provide board insulation manufacturer’s compatible joint tape for sealing joints, seams and façade tie penetrations through the insulation layer and sealing window and door wall openings at head, sill and jambs.

Agricultural Research Service 2420 2nd Avenue North Grand Forks, ND 582014 Architect’s Project No. 14.0624

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a. Adhesive: Butyl rubber (non-asphalt).

b. Facer: High density polyethylene.

c. Self-sealing.

d. Thickness (ASTM D3767, method A): 20 mils.

e. Water Vapor Transmission (ASTM E96): <1 perm.

f. Sizes: 4 inch, 6 inch or 9 inch as required. When greater widths are required for through-wall flashings, butyl rubber adhesive is recommended.

2.7 MISCELLANEOUS MATERIALS

A. Shims: Load bearing, high-density multimonomer plastic, and nonleaching; or of cold-formed steel of same grade and coating as framing members supported by shims.

B. Sealer Gaskets: Closed-cell neoprene foam, 1/4 inch (6.4 mm) thick, selected from manufacturer's standard widths to match width of bottom track or rim track members.

2.8 FABRICATION

A. Fabricate cold-formed steel framing and accessories plumb, square, and true to line, and with connections securely fastened, according to referenced AISI's specifications and standards, manufacturer's written instructions, and requirements in this Section.

1. Fabricate framing assemblies using jigs or templates.

2. Cut framing members by sawing or shearing; do not torch cut.

3. Fasten cold-formed steel framing members by welding, screw fastening, clinch fastening, pneumatic pin fastening, or riveting as standard with fabricator. Wire tying of framing members is not permitted.

a. Comply with AWS D1.3/D1.3M requirements and procedures for welding, appearance and quality of welds, and methods used in correcting welding work.

b. Locate mechanical fasteners and install according to Shop Drawings, with screw penetrating joined members by no fewer than three exposed screw threads.

4. Fasten other materials to cold-formed steel framing by welding, bolting, pneumatic pin fastening, or screw fastening, according to Shop Drawings.

B. Reinforce, stiffen, and brace framing assemblies to withstand handling, delivery, and erection stresses. Lift fabricated assemblies to prevent damage or permanent distortion.

C. Fabrication Tolerances: Fabricate assemblies level, plumb, and true to line to a maximum allowable tolerance variation of 1/8 inch in 10 feet (1:960) and as follows:

1. Spacing: Space individual framing members no more than plus or minus 1/8 inch (3 mm) from plan location. Cumulative error shall not exceed minimum fastening requirements of sheathing or other finishing materials.

2. Squareness: Fabricate each cold-formed steel framing assembly to a maximum out-of-square tolerance of 1/8 inch (3 mm).

Agricultural Research Service 2420 2nd Avenue North Grand Forks, ND 582014 Architect’s Project No. 14.0624

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PART 3 - EXECUTION

3.1 EXAMINATION

A. Examine supporting substrates and abutting structural framing for compliance with requirements for installation tolerances and other conditions affecting performance of the Work.

1. Verify that metal wall studs, opening framing, bridging, bracing and other framing support members and anchorage have been installed within thermal wall system alignment tolerances and requirements.

2. Verify that substrate surfaces to receive spray polyurethane foam are free of frost, oil, grease, oxidation, dirt, loose paint, loose scale, or other deleterious material that would impair bond.

3. Verify that items required to penetrate thermal wall system are placed and penetration gaps and cracks are properly sealed before installing spray polyurethane foam.

4. Prior to commencement of installing the cold-formed metal rain screen framing, ensure the rigid insulation weather-resistant barrier (WRB) is installed in conformance with the WRB manufacturer’s instructions, and that discontinuities with the rigid insulation WRB are properly flashed and sealed prior to installing support framing and attachment system.

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

C. Field verify architectural details and mechanical and electrical requirements prior to commencing installation.

D. Commencement of installation constitutes acceptance of existing conditions and acceptance of responsibility for satisfactory performance.

3.2 PREPARATION

A. Framing Preparation: Verify horizontal girt spacing and framing clearances relative to studs or other points of attachment.

B. New Rigid Insulation Preparation: Ensure that the existing framing and wall surfaces are free from nails, screws, or any other material that may damage the new rigid insulation, after removal of the existing thin brick and existing rigid insulation.

3.3 COLD-FORMED METAL RAIN SCREEN INSTALLATION, GENERAL

A. Install cold-formed steel framing according to AISI S200 and to manufacturer's written instructions unless more stringent requirements are indicated.

B. Install shop- or field-fabricated, cold-formed framing and securely anchor to supporting structure.

C. Install cold-formed steel framing and accessories plumb, square, and true to line, and with connections securely fastened.

1. Cut framing members by sawing or shearing; do not torch cut.

Agricultural Research Service 2420 2nd Avenue North Grand Forks, ND 582014 Architect’s Project No. 14.0624

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2. Fasten cold-formed steel framing members by welding, screw fastening, clinch fastening, or riveting. Wire tying of framing members is not permitted.

a. Comply with AWS D1.3/D1.3M requirements and procedures for welding, appearance and quality of welds, and methods used in correcting welding work.

b. Locate mechanical fasteners and install according to Shop Drawings, and complying with requirements for spacing, edge distances, and screw penetration.

D. Install framing members in one-piece lengths unless splice connections are indicated for track or tension members.

E. Install temporary bracing and supports to secure framing and support loads comparable in intensity to those for which structure was designed. Maintain braces and supports in place, undisturbed, until entire integrated supporting structure has been completed and permanent connections to framing are secured.

F. Do not bridge building expansion joints with cold-formed steel framing. Independently frame both sides of joints.

G. Fasten hole reinforcing plate over web penetrations that exceed size of manufacturer's approved or standard punched openings.

H. Erection Tolerances: Install cold-formed steel framing level, plumb, and true to line to a maximum allowable tolerance variation of 1/8 inch in 10 feet (1:960) and as follows:

1. Space individual framing members no more than plus or minus 1/8 inch (3 mm) from plan location. Cumulative error shall not exceed minimum fastening requirements of sheathing or other finishing materials.

3.4 INSULATION BOARD AND FLASHING INSTALLATION

A. Install insulation and flashing in accordance with manufacturer's recommendations.

B. Do not install more insulation than can be permanently fastened with cold-formed steel box girts in the same day. Do not leave insulation overnight or for extended periods that is not permanently fastened to building substructure with horizontal girts.

C. Temporary Fastening: Temporarily fasten rigid insulation panels to exterior face of exterior metal stud wall framing. Abut panels tightly together and around openings and penetrations.

1. Install panels horizontally with blue aluminum facing to exterior. Use maximum panel lengths to minimize number of joints. Locate edge joints parallel to and on framing.

Center end joints over supports and stagger in each course.