W9126G21R0051 0005.pdf

AMENDMENT OF SOLICITATION/MODIFICATION OF CONTRACT

15A. NAME AND TITLE OF SIGNER (Type or print)

30-105-04EXCEPTION TO SF 30

APPROVED BY OIRM 11-84

STANDARD FORM 30 (Rev. 10-83) Prescribed by GSA

FAR (48 CFR) 53.243

The Solicitation for Lackland Aquatics Tanks; Lackland AFB, Texas is amended as follows.

See SF30 Continuation Sheet(s)

NOTE: Proposal Receipt date has been changed to 11 May 2021; at 2:00 p.m., CT.

Except as provided herein, all terms and conditions of the document referenced in Item 9A or 10A, as heretofore changed, remains unchanged and in full force and effect.

1. CONTRACT ID CODE PAGE OF PAGES

J 1 2

16A. NAME AND TITLE OF CONTRACTING OFFICER (Type or print)

16C. DATE SIGNED

BY

16B. UNITED STATES OF AMERICA 15C. DATE SIGNED 15B. CONTRACTOR/OFFEROR

(Signature of Contracting Officer) (Signature of person authorized to sign)

8. NAME AND ADDRESS OF CONTRACTOR (No., Street, County, State and Zip Code) X 9A. AMENDMENT OF SOLICITATION NO.

W912621R0051

X 9B. DATED (SEE ITEM 11)

23 MAR 2021

10B. DATED (SEE ITEM 13)

11. THIS ITEM ONLY APPLIES TO AMENDMENTS OF SOLICITATIONS

X The above numbered solicitation is amended as set forth in Item 14. The hour and date specified for receipt of Offer is extended, X is not extended.

Offer must acknowledge receipt of this amendment prior to the hour and date specified in the solicitation or as amended by one of the following methods:

(a) By completing Items 8 and 15, and returning copies of the amendment; (b) By acknowledging receipt of this amendment on each copy of the offer submitted;

or (c) By separate letter or telegram which includes a reference to the solicitation and amendment numbers. FAILURE OF YOUR ACKNOWLEDGMENT TO BE RECEIVED AT THE PLACE DESIGNATED FOR THE RECEIPT OF OFFERS PRIOR TO THE HOUR AND DATE SPECIFIED MAY RESULT IN REJECTION OF YOUR OFFER. If by virtue of this amendment you desire to change an offer already submitted, such change may be made by telegram or letter, provided each telegram or letter makes reference to the solicitation and this amendment, and is received prior to the opening hour and date specified.

12. ACCOUNTING AND APPROPRIATION DATA (If required)

13. THIS ITEM APPLIES ONLY TO MODIFICATIONS OF CONTRACTS/ORDERS.

IT MODIFIES THE CONTRACT/ORDER NO. AS DESCRIBED IN ITEM 14.

A. THIS CHANGE ORDER IS ISSUED PURSUANT TO: (Specify authority) THE CHANGES SET FORTH IN ITEM 14 ARE MADE IN THE

CONTRACT ORDER NO. IN ITEM 10A.

B. THE ABOVE NUMBERED CONTRACT/ORDER IS MODIFIED TO REFLECT THE ADMINISTRATIVE CHANGES (such as changes in paying office, appropriation date, etc.) SET FORTH IN ITEM 14, PURSUANT TO THE AUTHORITY OF FAR 43.103(B).

C. THIS SUPPLEMENTAL AGREEMENT IS ENTERED INTO PURSUANT TO AUTHORITY OF:

D. OTHER (Specify type of modification and authority)

E. IMPORTANT: Contractor is not, is required to sign this document and return copies to the issuing office.

14. DESCRIPTION OF AMENDMENT/MODIFICATION (Organized by UCF section headings, including solicitation/contract subject matter where feasible.)

10A. MOD. OF CONTRACT/ORDER NO.

2. AMENDMENT/MODIFICATION NO.

5. PROJECT NO.(If applicable)

6. ISSUED BY

3. EFFECTIVE DATE

7 May 2021

CODE

US ARMY ENGINEER DISTRICT, FORT WORTH

ATTN: CESWF-CT

819 TAYLOR ST, ROOM 2A19

P.O. BOX 17300

FORT WORTH TX 76102-0300

W9126G 7. ADMINISTERED BY (If other than item 6)

4. REQUISITION/PURCHASE REQ. NO.

CODE

See Item 6

FACILITY CODE CODE

EMAIL: TEL:

W9126G21R0051

SECTION SF 30 BLOCK 14 CONTINUATION PAGE

SUMMARY OF CHANGES

CHANGES TO SOLICITATION W9126G21R0051

CHANGES TO THE SPECIFICATIONS

1. Revised Sections: Replace the sections listed below with the attached revised sections of the same numbers, bearing the notation W9126G21R0051, AMENDMENT 0005.

10 22 39 FOLDING PANEL PARTITIONS

End of Summary of Changes

SECTION 10 22 39

FOLDING PANEL PARTITIONS

PART 1 GENERAL

1.1 REFERENCES

The publications listed below form a part of this specification to the extent referenced. The publications are referred to within the text by the basic designation only.

ASTM INTERNATIONAL (ASTM)

ASTM A653/A653M (2019) Standard Specification for Steel Sheet, Zinc-Coated (Galvanized) or Zinc-Iron Alloy-Coated (Galvannealed) by the Hot-Dip Process

ASTM B221 (2014) Standard Specification for Aluminum and Aluminum-Alloy Extruded Bars, Rods, Wire, Profiles, and Tubes

ASTM B221M (2013) Standard Specification for Aluminum and Aluminum-Alloy Extruded Bars, Rods, Wire, Profiles, and Tubes (Metric)

ASTM C423 (2009a) Sound Absorption and Sound Absorption Coefficients by the Reverberation Room Method

ASTM D751 (2006; R 2011) Coated Fabrics

ASTM E84 (2018a) Standard Test Method for Surface Burning Characteristics of Building Materials

ASTM E90 (2009; R2016) Standard Test Method for Laboratory Measurement of Airborne Sound Transmission Loss of Building Partitions and Elements

ASTM E336 (2019) Standard Test Method for Measurement of Airborne Sound Attenuation between Rooms in Buildings

ASTM E413 (2016) Classification for Rating Sound Insulation

ASTM E557 (2012) Installation of Operable Partitions

CALIFORNIA DEPARTMENT OF PUBLIC HEALTH (CDPH)

CDPH SECTION 01350 (2010; Version 1.1) Standard Method for

W9126G21R0051, AMENDMENT 0005

Lackland Aquatics Tanks LK20AT

SECTION 10 22 39 Page 1 the Testing and Evaluation of Volatile Organic Chemical Emissions from Indoor Sources using Environmental Chambers

CHEMICAL FABRICS AND FILM ASSOCIATION (CFFA)

CFFA-W-101-D (2002) Quality Standard for Vinyl Coated Fabric Wallcovering

NATIONAL FIRE PROTECTION ASSOCIATION (NFPA)

NFPA 70 (2017; ERTA 1-2 2017; TIA 17-1; TIA 17-2;

TIA 17-3; TIA 17-4; TIA 17-5; TIA 17-6;

TIA 17-7; TIA 17-8; TIA 17-9; TIA 17-10;

TIA 17-11; TIA 17-12; TIA 17-13; TIA

17-14; TIA 17-15; TIA 17-16; TIA 17-17 )

National Electrical Code

NFPA 101 (2018; TIA 18-1; TIA 18-2; TIA 18-3) Life Safety Code

NFPA 252 (2017) Standard Methods of Fire Tests of Door Assemblies

NFPA 286 (2019) Standard Methods of Fire Tests for Evaluating Contribution of Wall and Ceiling Interior Finish to Room Fire Growth

SCIENTIFIC CERTIFICATION SYSTEMS (SCS)

SCS SCS Global Services (SCS) Indoor Advantage

UNDERWRITERS LABORATORIES (UL)

UL 10B (2008; Reprint Feb 2015) Fire Tests of Door Assemblies

UL 2818 (2013) GREENGUARD Certification Program For Chemical Emissions For Building Materials, Finishes And Furnishings

1.2 SUBMITTALS

Government approval is required for submittals with a "G" designation;

submittals not having a "G" designation are for information only. When used, a designation following the "G" designation identifies the office that will review the submittal for the Government. Submittals with an "S" are for inclusion in the Sustainability eNotebook, in conformance to Section 01 33 29 SUSTAINABILITY REPORTING. Submit the following in accordance with Section 01 33 00 SUBMITTAL PROCEDURES:

SD-01 Preconstruction Submittals

Manufacturer's Qualifications; G Manufacturer's Sample Warranty Statement of Code Compliance; G Statement of Standards Conformity; G

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SECTION 10 22 39 Page 2

Verification of Field Measurements; G

SD-02 Shop Drawings

Installation; G Wiring Diagrams; G Layouts; G Fabrication Drawings; G

SD-03 Product Data

Folding Panel Partitions; G Installation Instructions; G Recycled Content For Aluminum Components

SD-04 Samples

Folding Panel Partitions; G

SD-06 Test Reports

Acoustical Test; G

Flame and Smoke Development Tests; G

SD-07 Certificates

Materials Folding Panel Partitions Indoor Air Quality For Finish Covering

SD-10 Operation and Maintenance Data

Folding Panel Partitions

1.3 CERTIFICATIONS

1.3.1 Indoor Air Quality Certification

1.3.1.1 Finish Covering

Provide products certified to meet indoor air quality requirements by UL 2818 (Greenguard) Gold, SCS Global Services Indoor Advantage Gold or provide certification or validation by other third-party program that products meet the requirements of this Section. Provide current product certification documentation from certification body. When product does not have certification, provide validation that product meets the indoor air quality product requirements cited herein.

1.4 DELIVERY, STORAGE, AND HANDLING

Deliver materials to the jobsite in the manufacturer's original, unopened, and undamaged packages with labels legible and intact. Provide labels to indicate the manufacturer, brand name, size, finish, and placement location. Store partitions and accessories in unopened packages in a manner that will prevent damage. Handle partition materials in accordance with manufacturer's instructions. Protect materials from the weather, W9126G21R0051, AMENDMENT 0005

SECTION 10 22 39 Page 3 humidity and temperature variations, dirt and dust, or other contaminants.

1.5 WARRANTY

Provide Manufacturer's standard performance guarantees or warranties that extend beyond a 1 year period. In addition, provide guarantee of the pantographs, trolleys and tracks for 10 years from date of acceptance for beneficial use.

PART 2 PRODUCTS

2.1 SYSTEM DESCRIPTION

Automatic (AM#0005)> Vertically (AM#0003)> Horizontal Vertically <(AM#0003)<(AM#0005) Retractable Acoustical Wall to include acoustical operable wall and motorized drive system. Wall shall consist of a pair of (AM#0005)> vertical (AM#0003)> horizontal vertical <(AM#0003)<(AM#0005) planes of acoustical panels, separated by an acoustical air space and retract (AM#0005)> vertically upward (AM#0003)> horizontally vertically upward <(AM#0003)<(AM#0005) accordion-style, to a recessed pocket above the ceiling. Wall operator to include a motor drive assembly mounted above the ceiling.

a. No less than 30 calendar days prior to the scheduled commencement of installation, submit the following to the Contracting Officer:

Manufacturer's Qualifications Manufacturer's Sample Warranty Statement of Code Compliance Statement of Standards Conformity Verification of Field Measurements Fabrication Drawings Installation Instructions

b. Provide electric operation, (AM#0005)> vertically (AM#0003)> vertically horizontal <(AM#0003)<(AM#0005)folding retractable, acoustical panel partitions, factory finished, supported from overhead construction without floor guides, as shown on the drawings including all hardware, and seals as needed to close the specified opening.

c. Submit drawings to demonstrate that the system has been coordinated and will properly function as a unit. Show layout of the work; system suspension methods; seal and installation details; and equipment relationship to other parts of the work including clearances for maintenance and operation.

2.1.1 Electric Operation

Design the pressure-sensitive leading edge so that a force of 4 lbf will stop the forward motion; system must stop the partition movement if people or objects are in the path of the partition when it is being extended or in the pocket area when the panels are being folded. Provide a weight-sensitive floor mat in the storage pocket to prevent partition movement with as little as 5 lbs of weight applied. Wall mount the electric control.

The motor drive shall be sized to open and close the wall for a minimum

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SECTION 10 22 39 Page 4 of 10,000 cycles.

Control Switches to include two (2) push button switches wired in series with power controlled by a single, three position key switch.

One push button switch shall be equipped with an LED that flashes fault codes in case of an electrical system failure.

Safety Equipment

The operable wall shall employ an electromagnetic type of brake which shall activate when power is lost to the system. This brake shall have a minimum retarding torque rating equal to 200% of the motor drive's full load torque. The drive system shall be equipped with a manual override and a brake release lever.

The operable wall shall employ a brake, to completely halt the downward motion of the wall in the case of a failure in the power train.

The operable wall shall employ limit switches in order to stop the wall at its up and down travel limits.

The operable wall shall employ a mechanical over torque detector to sense a jam in the system and to act as an over travel limit in the up direction should the primary limit switch fail.

The entire length of the bottom edge of the operable wall shall be equipped with a continuous pressure sensing strip which shall cut power to the motor drive and shall activate the brake, if the sensing edge comes in firm contact with an object, before the operable wall is in the full down (closed) position. The operable wall will automatically reverse direction and ascend for approximately 3 seconds to clear the obstruction. The power shall remain cut to the motor drive until the switches have been released. The operation of the operable wall can resume once the obstruction is removed.

2.1.2 Performance Requirements

2.1.2.1 Fire Endurance

For partitions more than 60 square feet in area, provide covering and lining with flame spread rating of 25 or less, fuel contribution rating of 15 or less, smoke generation of 50 or less in accordance with NFPA 101 when tested in accordance with ASTM E84. Submit flame and smoke development tests reports. Provide door and partition finishes with a Class A rating when tested in accordance with ASTM E84.

2.1.2.2 Laboratory Acoustical Requirements

Provide partitions tested in accordance with ASTM E90, by a laboratory accredited by the U.S. Bureau of Standards, that have attained a sound transmission class (STC) of not less than 55 in a fully extended position.

Provide documentation that the partition tested is the same construction, materials, and model number as the partition to be provided and be fully operable. Test specimen must be not less than 126 square feet in area .

Panel weight must be a minimum7.6 psf for STC up to 55. Design panel thickness (11.75 inch nominal) and composition to provide the required STC rating in accordance with ASTM E90 and ASTM E413.

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SECTION 10 22 39 Page 5

2.2 MATERIALS

Provide material and equipment which are the standard products of a manufacturer regularly engaged in the manufacture of such products and essentially duplicate items that have been in satisfactory use for at least 2 year prior to bid opening. Submit Certificate attesting that the materials meet the requirements specified. Equipment must be supported by a service organization that is, in the opinion of the Contracting Officer, reasonably convenient to the site. Provide heavy-duty type hardware standard with the manufacturer. Provide pulls and latches for all partitions. Provide partitions with magnetic contact latches . Provide chrome plated finish hardware.

2.3 FOLDING PANEL PARTITIONS

Provide panels (AM#0005)> vertically (AM#0003)> vertically horizontal <(AM#0003)<(AM#0005)folding retractable type as indicated.

2.3.1 Panels

Provide panels of steel skin, or reinforced aluminum, laminated to appropriate structural acoustical backing, mounted in full perimeter protective frame. Frame must enclose and protect all edges of the surface material. Panels must be not more than 2 feet high, except for top panels, and be full width of space . Panels must lock in place to form a stable, rigid partition; low profile hinges may not project more than 1/4 inch maximum from panel edge. Panel surfacing must wrap around the panel edges without trim.

Provide aluminum components that contain a minimum of 30 percent recycled content. Provide data identifying percentage of recycled content for aluminum components.

2.3.2 Finish Covering

Finish covering material must be minimum 54 inches wide, vertically-ribbed acoustical material of 100 percent polyolefin Provide vinyl containing a non-mercury based mildewcide and manufactured without the use of cadmium-based stabilizers. Provide non-allergenic stain and mildew resistant fabric which will not rot or support growth of bacteria. Provide finish covering that meets emissions requirements of CDPH SECTION 01350 (limit requirements for either office or classroom spaces regardless of space type). Provide certification or validation of indoor air quality for finish covering.

2.4 ACCESSORIES

2.5 SEALS AND SWEEPSTRIPS

Provide perimeter seals or sound insulation, of manufacturer's standard product, to achieve the sound transmission class specified and to pass the visual field test specified, without crack or craze when subjected to severe usage. Provide manufacturer's horizontal seals between panels to ensure acoustical rating. Bottom seals must consist of a vinyl sweep mechanical seal which will expand in place, or provide panels which can be lowered by a removable operating device. Provide vertical seal between panels which is anodized, architectural grade, aluminum extrusion with

W9126G21R0051, AMENDMENT 0005

SECTION 10 22 39 Page 6 vinyl sound seal. Sweep strips must be vinyl or other material that will not crack or craze with severe usage. Provide sweep strip STC to the specified rating.

The operable wall shall seal against the floor automatically with a joint between the floor and the bottom acoustical panels of not more than approximately 2" (51 mm). The operable wall shall seal against the two end walls automatically with a joint between the acoustical panels and the end walls of no more than 1" (25 mm). End seals shall not come in contact with the end walls while the operable wall is in motion. Once the wall reaches the full down position, the end seals shall activate automatically. The operable wall shall seal against the ceiling automatically with a joint between the top acoustical panels and the ceiling of the pocket of not more than 2" (51 mm).

2.6 ELECTRICAL OPERATORS

Provide manufacturer's recommended standard electrical operator for partitions indicated. Submit wiring diagrams.

The Automatic (AM#0005)> Vertically (AM#0003)> Horizontal Vertically <(AM#0003)<(AM#0005) Retractable Acoustical wall shall be opened and closed, in the standard scenario, using two push button switches with power controlled by a single, three position key switch, In the standard, push button scenario, turning the key from the "off" position shall cause the wall to move in the designated direction "up" or "down" once both push buttons are depressed. when hand pressure is removed, the wall shall immediately stop without coasting. As a normal part of the operation, it shall be possible to partially open (or close) the wall, stop it and then reverse the operation. There shall be two (2) switches per operable wall, located on opposite sides of the wall at opposite ends of the wall, wired in series. One switch shall be equipped with an LED that flashes fault codes in case of a failure with the electrical system.

From a fully open position, the operable wall shall be able to go through its entire cycle of closing and/or opening without any manual intervention.

The operator shall stop the wall when it reaches its fully open or closed position.

2.7 COLOR

Color in accordance with Section 09 06 00 SCHEDULES FOR FINISHES . Color listed is not intended to limit selection of equal colors from other manufacturers.

Submit three color samples of specified surfaces and finishes to match those specified. Finish and color requirements are not limited to manufacturer's standard selections in order to meet these requirements.

Also submit certificate attesting that partitions have specified acoustical and flame retardant properties, as determined by test.

PART 3 EXECUTION

3.1 INSTALLATION

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SECTION 10 22 39 Page 7

Do not install building construction materials that show visual evidence of biological growth. Install in accordance with the manufacturer's approved instructions.

3.1.1 Preparation Work

Verify dimensions and condition of openings scheduled to receive folding panel partitions. Install partitions in accordance with the approved partition layouts, manufacturer's directions, and ASTM E557. Provide structural support for the track support elements as indicated.

3.1.2 Electrical Operators

Conform electrical components and installation to the requirements of NFPA 70 and Section 26 20 00 INTERIOR DISTRIBUTION SYSTEM. Provide the partition manufacturer's standard drive and control components required to operate the partition. Power source is as indicated.

3.1.3 Adjustment

Adjust drive components and limit switches of electrically operated partitions to ensure the partitions operate properly upon activation of the control switch.

Adjust the operable walls to ensure that all seals are operating and sealing properly and that the operable walls are in correct and smooth operation.

3.2 FIELD TESTS

3.2.1 Operational Test

In the presence of the Contracting Officer, operate partition at least three times to demonstrate that partition is capable of being moved from the stored position to the fully extended position smoothly and quietly and without overloading the drive components. Activate the emergency release mechanism and demonstrate proper operation of the partition in the manual mode . Adjust partitions which do not operate properly and retest.

3.2.2 Visual Test

3.2.3 Acoustical Test

3.3 CLEANING

Clean any soiled parts of the partition in accordance with manufacturer's printed instructions.

3.4 MAINTENANCE

Submit six complete copies of maintenance instructions explaining routine maintenance procedures including inspection, adjustments, lubrication, and cleaning. List possible breakdown, methods of repair, and a troubleshooting guide. Include instructions for equipment layout and simplified wiring and control diagrams of the system as installed and also the manufacturer's name, model number, service manual, parts list, and brief description of all equipment and operating features. Include a

W9126G21R0051, AMENDMENT 0005

SECTION 10 22 39 Page 8 complete list of parts and supplies, with current unit prices and source of supply, and a list of the parts recommended by the manufacturer to be replaced after 1 year and 3 years of service.

Submit Data Package 1 for folding panel partitions, and Data Package 5 for electrical operators in accordance with Section 01 78 23 OPERATION AND

MAINTENANCE DATA.

-- End of Section --

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