Appendix F.pdf

APPENDIX F

FOR A

MEZZANINE

AT

HOLLOMAN AIR FORCE BASE, NEW MEXICO

BUILDING 824

CSN: AHL104

DATE: 26 MAY 2022

James F. Rowland

JAMES F. ROWLAND

PROJECT ENGINEER

AFLCMC/EZPAE

Brad Thompson

BRAD THOMPSON

REVIEWER

AFLCMC/EZPAE

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TABLE OF CONTENTS

1. SCOPE

1.1. GENERAL SCOPE

1.2. DEFINITIONS

2. APPLICABLE DOCUMENTS

3. REQUIREMENTS

3.1. SYSTEM DESCRIPTION

3.2. CHARACTERISTICS

3.2.1. PERFORMANCE AND PHYSICAL CHARACTERISTICS

3.2.1.1. LOAD CAPACITY

3.2.1.2. FREESTANDING STRUCTURE

3.2.1.3. DEFLECTION UNDER LOAD

3.2.1.4. DIMENSION AND CLEAR HEIGHT

3.2.1.5. SEISMIC

3.2.1.6. COLUMNS

3.2.1.6.1. BASE PLATES

3.2.1.7. FRAMING

3.2.1.7.1. BEAMS

3.2.1.7.2. JOISTS

3.2.1.7.3. BRIDGING

3.2.1.8. DECKING

3.2.1.8.1. METAL ROOF DECK

3.2.1.8.2. COMPOSITE FLOORING

3.2.1.9. STAIRWAY SYSTEMS

3.2.1.9.1. STAIR TREADS

3.2.1.9.2. STRINGERS

3.2.1.9.3. RAILING

3.2.1.10. MEZZANINE RAILING

3.2.1.11. KICKPLATE

3.2.1.12. PALLET GATES

3.2.1.13. FIRE SUPPRESSION SYSTEM

3.2.2. ELECTRICAL CHARACTERISTICS

3.2.2.1. LIGHTING

3.2.2.1.1. FIXTURES

3.2.3. SAFETY FEATURES

3.2.3.1. CAPACITY MARKINGS

3.2.3.2. NO-STEP MARKINGS

3.2.3.3. SAFETY FACTOR

4. QUALITY CONFORMANCE

4.1. INSPECTIONS

4.2. TEST

4.3. CERTIFICATIONS

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Holloman AFB, NM – App F - Page 1

1. SCOPE

1.1. GENERAL SCOPE

This appendix establishes the minimum performance, design, fabrication, installation, and test requirements for a Mezzanine for Building 824 at Holloman Air Force Base, New Mexico. The work shall be completed in accordance with this appendix, the Cover Purchase Description (PD), and Air Force (AF) Drawing AHL104-03. This appendix covers all equipment, materials, and labor necessary to complete installation of the system.

1.2. DEFINITIONS

Beams - Structural steel supporting member which connect the columns.

Bridging - Steel channels used to provide lateral stability and prevent joists from twisting.

Column - Structural steel that supports beams and joist.

Framing - Consists of beams, joists, and bridging.

Joists - Structural steel member supporting the decking.

2. APPLICABLE DOCUMENTS

Applicable documents shall be in accordance with Section 2 of the Cover PD and the following:

AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM)

ASTM A36/A36M-97A Standard Specification for Structural

Steel

ASTM A366/A366M-91 Standard Specification for Steel

Sheet, Carbon Cold-Rolled, Commercial Quality

ASTM 446/A446M-89 Standard Specification for Steel

Sheet, Zinc-Coated (Galvanized) by the Hot-Dip Process, Structural (Physical)

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ASTM A500-98 Standard Specification for Cold-Formed Welded and Seamless Carbon Steel Structural Tubing in Rounds and Shapes

ASTM A570 Standard Specification for Steel, Sheet and Strip, Carbon, Hot-Rolled, Structural Quality

ASTM A611 Standard Specification for Steel, Sheet, Carbon, Cold-Rolled, Structural

(Applications for copies should be addressed to the American Society for Testing and Materials, 1916 Race Street, Philadelphia PA 19103)

US PRODUCT STANDARDS

USPS 1-95 For Construction and Industrial

Plywood with Typical APA Trademark

(Applications for copies should be addressed to the American Plywood Association, PO Box 11700, Tacoma WA 98411-0700).

NATIONAL FIRE PROTECTION ASSOCIATION (NFPA)

NFPA 13-2022

Standard for the Installation of Sprinkler Systems

NFPA 255-90 Standard Method of Test of Surface Burning Characteristics of Building Materials

Applications for copies shall be addressed to the National Fire Protection Association, One Batterymarch Park, P. O. Box 9101, Quincy MA 02269-9101)

3. REQUIREMENTS

3.1. SYSTEM DESCRIPTION

The mezzanine shall be located according to AF Drawings AHL104-

03. The mezzanine shall interface with the pallet rack as specified in Appendix A. The mezzanine system shall consist of the following components:

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a. Freestanding, structural steel mezzanine with columns, beams, joists, decking, and bridging.

b. Stairs, platforms, handrails, midrails, and kickplates.

c. Lighting.

d. Fire suppression system.

e. Pallet gates

h. Conduit, wiring, mechanical fasteners, and all other items required to install a functional mezzanine system.

3.2. CHARACTERISTICS

3.2.1. PERFORMANCE AND PHYSICAL CHARACTERISTICS

3.2.1.1. LOAD CAPACITY

All components of the mezzanine shall be designed to support a minimum capacity of 150 pounds per square foot. The mezzanine shall be capable of sustaining the point loads of a pallet jack when fully loaded with pallets weighing possibly 3,000 pounds each without permanent deflection or deformation.

3.2.1.2. FREESTANDING STRUCTURE

The mezzanine shall not be attached to any existing building wall or column and shall not require cross bracing between columns.

3.2.1.2.1. PRE-ENGINEERED

All components of the mezzanine shall be pre-engineered so that on-site welding is eliminated.

3.2.1.3. DEFLECTION UNDER LOAD

No component of the mezzanine shall exhibit deflections greater than the length of the component divided by 360 (L/360) under uniformly loaded conditions.

3.2.1.4. DIMENSION AND CLEAR HEIGHT

The mezzanine shall be a nominal 18’ long X 15’ wide. The mezzanine shall have a nominal clear height of 10’ underneath

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Holloman AFB, NM – App F - Page 4 all components of the mezzanine. The top of the decking shall be a maximum of 11’-6” above the existing floor.

3.2.1.5. SEISMIC

The mezzanine shall be designed to withstand forces as specified in TI 809-04.

3.2.1.6. COLUMNS

Columns shall be cold formed, structural steel tubing and shall meet or exceed the requirements of ASTM A500, Grade B, FY-46KSI.

Columns shall be spaced on centers as shown conceptually shown on AF Drawing AHL104-03. Contractors shall highlight any major variation from the conceptual design in their Technical Proposal Questionnaire. The columns shall be pre-punched at the top to provide a secure connection to beams and joists. Columns shall be a minimum of 6 inches X 6 inches X 3/16 inch thick.

3.2.1.6.1. BASE PLATES

Base plates shall be used under each column to distribute the load. The base plates shall be factory welded to the columns and prepunched to provide a secure connection to the floor. The base plates shall be anchored in accordance with the manufacturers recommended procedure. The base plates shall meet or exceed the requirements of ASTM A36 and shall be a minimum of 12 inches X 12 inches X 5/8 inch. Base plate grout shall be used as required.

3.2.1.7. FRAMING

Hot rolled structural steel members shall meet or exceed the requirements of ASTM A570. Cold-formed structural steel members shall meet or exceed the requirements of ASTM A500 or ASTM A611.

Framing shall consist of beams, joists and bridging as defined in 1.2. The framing shall be designed to support the full rated load and the decking.

3.2.1.7.1. BEAMS

All beams shall be structural steel and shall be prepunched for secure connection to the columns and joists with A325 bolts.

3.2.1.7.2. JOISTS

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All joists shall be structural steel and shall be prepunched for secure connection to the beams with A325 bolts.

3.2.1.7.3. BRIDGING

Structural steel bridging channels shall be minimum 18-gauge steel.

3.2.1.8. DECKING

The decking shall consist of a metal roof deck and a composite flooring with a minimum density of 60 pounds per cubic foot.

The decking shall sustain the load specified in 3.2.1.1.

3.2.1.8.1. METAL ROOF DECK

The metal roof deck shall be galvanized or painted on both sides and consist of minimum 20-gauge, type-B roof deck meeting the requirements of ASTM A611, Grade C, or minimum 18 gauge, type-B roof deck meeting the requirements of ASTM A446, Grade A. If the roof deck is painted, the bottom of the roof deck shall be painted white and the top shall be painted the manufacturer's standard color. The roof deck shall be securely fastened to the framing with plated, self-tapping, steel screws or equivalent as approved by the Contracting Officer’s Technical Representative

(COTR).

3.2.1.8.2. COMPOSITE FLOORING

The composite flooring shall be resindek or equivalent.

Resindek flooring is a special blend of phenolic resin, wax emulsion, and wood fibers combined under heat and pressure. The flooring shall be minimum 3/4-inch thick. The flooring shall have an exterior sealant. The sealant shall be Acryseal or equivalent. A sealant color chart shall be provided with the shop drawings for selection by the COTR. The flooring sheets shall be tongue and groove on long sides forming an integral surface. The flooring sheets shall be securely fastened to the framing with resindek type drill screws or equivalent. All exposed sides of the composite flooring shall be covered.

3.2.1.9. STAIRWAY SYSTEMS

Stairway systems shall be provided at the locations shown on AF Drawing AHL104-03. Stairway systems shall include stairs, structural steel stringers, railing, platforms, and all necessary hardware to install the stairways. Stairways shall be 36 inches wide. Stairways shall be designed and constructed in

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Holloman AFB, NM – App F - Page 6 accordance with OSHA 1910.24. Intermediate platforms shall be utilized as required to ensure that the angle of incline does not exceed 40 degrees. Stairway systems shall be painted safety yellow.

3.2.1.9.1. STAIR TREADS

Stairs shall be closed tread with diamond plate.

3.2.1.9.2. STRINGERS

Stringers shall meet or exceed the requirements of ASTM A36.

3.2.1.9.3. RAILING

Railing shall be provided on the open sides of all exposed stairways and platforms. Rails shall be designed and constructed in accordance with OSHA 1910.23 and shall be of either the 2-rail or 3-rail type. The top rail surface shall be between 30-34 inches above the stair tread surface. Railing shall be minimum 1-1/4 inch, schedule 40 steel tubing. Rail sections shall be joined together with either galvanized fittings or a pre-engineered union. Railing for the stairway shall be bolt connected or factory welded to the stringer such that it is capable of withstanding a load of at least 200 pounds applied in any direction at any point on the top rail.

3.2.1.10. MEZZANINE RAILING

Railing shall be provided on the open sides of all exposed mezzanine floor. Rails shall be designed and constructed in accordance with OSHA 1910.23 and shall be of either the 2-rail or 3-rail type. The top rail surface shall be 42-inches above the mezzanine decking. Railing shall be minimum 1-1/2 inch diameter, schedule 40 steel tubing. Rail sections shall be joined together with either galvanized fittings or a pre-engineered union. Railing for the mezzanine shall be bolt-connected to a structural framing beam such that it is capable of withstanding a load of at least 200 pounds applied in any direction at any point on the top rail. Support posts shall be spaced on a maximum of 8-foot centers.

3.2.1.11. KICKPLATE

A kickplate shall be provided on all open sides of the mezzanine and platforms. The kickplate shall be a minimum 4-inches high with no more than 1/4-inch clearance between the floor and the bottom of the kickplate. The kickplate shall be minimum 14-

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Holloman AFB, NM – App F - Page 7 gauge steel and shall be securely fastened to the mezzanine or railings.

3.2.1.12. PALLET GATE

A pallet gate shall be provided at the location shown on AF Drawing AHL104-03. The gate shall be used to load/unload material from the mezzanine using a standard forklift. The pallet gate shall be constructed of steel tubing matching the railing and shall provide a minimum opening of 72 inches. The pallet gates shall be the sliding type.

3.2.1.13. FIRE SUPPRESSION SYSTEM

The Contractor shall design and install a wet-pipe fire suppression system under the mezzanine in accordance with NFPA 13-2022 and applicable fire codes at Holloman AFB, NM. All appendices of NFPA 13 will be considered to be a part of the main body of the standard; all "shoulds" will be considered "shalls" in this project. Sprinkler size, spacing and location shall be in accordance with NFPA 13-2022, Chapter 4. Sprinkler heads and piping shall be located so not to be susceptible to damage or interfere with normal operations under the mezzanine.

The clear height specified in 3.2.1.5 shall be maintained. The Contractor shall connect the fire suppression system to the existing system piping at the most economical point permitted by NFPA 13 criteria and approved by the COTR.

To allow for future water supply degradation, a 5-psi safety margin shall be provided between the mezzanine sprinkler system demand pressure and water supply pressure at the calculated combined roof-level and mezzanine design flow rate. The proposed sprinkler design, with supporting hydraulic calculations, shall be approved by the COTR prior to initiation of any work on the fabrication or installation of the sprinkler system. Prior to impairing the existing system for connection of the mezzanine sprinkler system, the Contractor shall notify the Base Fire Department. The existing fire suppression system shall not be inoperative for any time longer than that required to make the required connections.

The fire suppression design and hydraulic calculations shall be sealed by a qualified registered Professional Engineer or a R.M.E. (NICET Level IV) technician.

3.2.2. ELECTRICAL CHARACTERISTICS

3.2.2.1. LIGHTING

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The Contractor shall provide fluorescent lighting underneath the mezzanine with a minimum illuminance level of 50 foot-candles measured at 30 inches above the floor. Lighting shall be supported by the mezzanine.

3.2.2.1.1. FIXTURES

Lighting fixture boxes shall not be smaller than 4 inches (octagonal), except where required by fixture configuration and approved by the COTR. Fixtures shall provide rapid start lighting. Fixtures shall not be suspended. T-8 fluorescent light fixtures and lights shall be utilized. Fluorescent lighting using 4-foot tubes shall be utilized to light the mezzanine area. Lenses shall be provided for all lights.

3.2.3. SAFETY FEATURES

3.2.3.1. CAPACITY MARKINGS

Live load capacity metal signs shall be displayed on all sides of the mezzanine.

3.2.3.2. NO-STEP MARKINGS

Signs shall be posted on the railings indicating that the rails are not steps. Signs shall be posted on a maximum of 20-foot centers.

3.2.3.3. SAFETY FACTOR

All vertical members of the mezzanine shall have a minimum safety factor of 1.92 to 1 and all horizontal members shall have a minimum safety factor of 1.67 to 1.

4. QUALITY CONFORMANCE

4.1. INSPECTIONS

The system shall be inspected to verify that it meets all the requirements of sections 1, 2, and 3 of this appendix and the Cover Purchase Description. These inspections shall be completed as part of the system checkout test and again as a part of the quality conformance test.

4.2. TEST

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The following test shall be performed on the system as part of the system checkout test and again as a part of the quality conformance test.

No. Paragraph Description

1. 3.2.1.1. The COTR shall select three joists. At the midpoint of the joists, the distance from the bottom of the joist to the floor will be measured in inches and recorded as M1.

A minimum of three pallets weighing 150 pounds per square foot shall be placed over the joists. After a continuous 4 hours, the distance from the midpoint of the joist to the floor will be measured in inches and recorded as M2. The deflection shall be calculated by using the following formula:

(M1 - M2) / (Span of joist in inches) = Deflection

If the deflection is greater than (Span of joist in inches)/360 or any permanent deformation has occurred, the mezzanine shall fail the test.

2. 3.2.2.1. The lighting under the mezzanine shall be turned on.

Test the lighting with a light meter 30 inches from the floor. If the lighting is not a minimum of 50 foot-candles then the system shall fail the test.

4.3. CERTIFICATIONS

The Contractor shall provide certification that the following requirements have been met. All certifications shall be provided in accordance with the Contract Data Requirements List.

No. Paragraph Certification

1. 3.2.1.1. All components of the mezzanine shall be designed to support a minimum capacity of 150 pounds per square foot.

2. 3.2.3.3. All vertical members of the mezzanine shall have a minimum safety factor of 1.92 to 1 and all horizontal members shall have a minimum safety factor of 1.67 to 1.

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Holloman AFB, NM – App F - TPQ - Page 1 of 5

TECHNICAL PROPOSAL QUESTIONNAIRE

FOR

MEZZANINE SYSTEM

Solicitation Number: FA8604- -R- Project Title: Storage Aid System Base: Holloman AFB, NM CSN: AHL104 Appendix F, Mezzanine, 26 May 2022

The Offeror shall complete this questionnaire. All entries to this questionnaire shall be typed. The questionnaire will be used to determine the Offeror's understanding of the requirements and acceptability of the proposed equipment.

Please attach product literature/cut sheets for all equipment detailed in this questionnaire and attach any exceptions to the Purchase Description Appendix or recommendations/design alternatives as detailed below.

Mezzanine Manufacturer: ________________________

No. Paragraph

Characteristics

1. 3.2.1.1. All components are designed to support a minimum of __________________________________________ psf

2. 3.2.1.2. Is the mezzanine freestanding?

YES NO

3. Are all components pre-engineered so that on site welding is eliminated?

4. 3.2.1.3. All components are designed so that deflection is not greater than

5. 3.2.1.4. The clear height underneath the mezzanine is

______feet.

6. The height of the decking surface above the finished floor is ____ feet.

7. What are the dimensions of the mezzanine?

______ feet long X ______ feet wide.

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8. 3.2.1.5. The mezzanine is designed for seismic zone

9. 3.2.1.6. The columns are on _______ foot centers.

10. The dimensions of the columns are ______ inches

X ______ inches.

11. Are the columns structural steel tubing?

12. 3.2.1.6.1. The dimensions of the base plates are ______ inches X ______ inches

13. 3.2.1.7. What type of framing are you proposing?

14. 3.2.1.7.1. Will all beams and joists be structural steel and pre-punched for connection?

15. Will A325 bolts be used for connection?

16. 3.2.1.8. What type of decking are you proposing?

17. What is the brand name of the decking?

18. 3.2.1.9. How many sets of stairs are you providing?

19. What is the width of the stairs? ______ inches

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20. 3.2.1.9.1. Are stairs closed tread with diamond plate?

21. 3.2.1.9.3. Are the handrails in accordance with OSHA

1910.23?

22. Are rail sections joined with galvanized fittings or are they a pre-engineered union?

23. 3.2.1.10. Are the railings in accordance with OSHA

1910.23?

24. 3.2.1.13. The kickplate is ____ inches high.

25. 3.2.1.12. The pallet gates provides an opening of ___ inches

26. 3.2.1.13. Will the fire sprinkler system meet all the requirements specified in this appendix?

27. 3.2.2.1. The lighting will provide a minimum illumination level of ____ foot-candles measured at 30 inches above the floor.

28. 3.2.2.1.2. Are wall switches of the totally enclosed, tumbler type?

29. 3.2.3.1. Are capacity markings provided?

30. 3.2.3.2. Are no-step markings provided?

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31. 3.2.3.3. Vertical members have a minimum safety factor of _____ to __.

Horizontal members have a minimum safety factor of______ to ___.

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EXCEPTIONS/RECOMMENDATIONS/DESIGN ALTERNATIVES

Attach any exceptions taken to the Purchase Description Appendix. Please outline those concerns in detail. Your exceptions will be reviewed to determine acceptability.

Are exceptions taken? YES NO

Number of pages attached: ____________________________________

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