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§ 28-701.1 Update.
§ 28-701.2 Enactment of the New York City Building Code.
Chapter 1: Administration
Chapter 2: Definitions
Chapter 3: Use and Occupancy Classification
Chapter 4: Special Detailed Requirements Based on Use and Occupancy
Chapter 5: General Building Heights and Areas; Separation of Occupancies
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Chapter 19: Concrete
Chapter 20: Aluminum
Chapter 21: Masonry
Section BC 2101: General
Section BC 2102: Definitions and Notations
Section BC 2103: Masonry Construction Materials
2103.1 Masonry units.
2103.1.1 Second-hand units.
2103.2 Mortar.
2103.2.1 Masonry mortar.
2103.2.2 Surface-bonding mortar.
2103.2.3 Mortars for ceramic wall and floor tile.
2103.2.3.1 Dry-set portland cement mortars.
2103.2.3.2 Latex-modified portland cement mortar.
2103.2.3.3 Epoxy mortar.
2103.2.3.4 Furan mortar and grout.
2103.2.3.5 Modified epoxy-emulsion mortar and grout.
2103.2.3.6 Organic adhesives.
2103.2.3.7 Portland cement grouts.
2103.2.4 Mortar for adhered masonry veneer.
2103.3 Grout.
2103.4 Metal reinforcement and accessories.
Section BC 2104: Construction
Section BC 2105: Quality Assurance
Section BC 2106: Seismic Design
Section BC 2107: Allowable Stress Design
Section BC 2108: Strength Design of Masonry
Section BC 2109: Empirical Design of Masonry
Section BC 2110: Glass Unit Masonry
Section BC 2111: Masonry Fireplaces
Section BC 2112: Masonry Heaters
Section BC 2113: Masonry Chimneys
Section BC 2114: Structural Integrity Requirements
Chapter 22: Steel
Chapter 23: Wood
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Chapter 29: Plumbing Systems
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Chapter 31: Special Construction
Chapter 32: Encroachments Into the Public Right-of-Way
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Appendix A: Reserved
Appendix B: Reserved
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Appendix E: Supplementary Accessibility Requirements
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Appendix N: Assistive Listening Systems Performance Standards
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2101.3 Special inspection.
The special inspection of masonry shall be as defined in Chapter 17, or an itemized testing and inspection program shall be provided that meets or exceeds the requirements of Chapter 17.
Section BC 2102: Definitions and Notations
2102.1 General.
The following terms are defined in Chapter 2:
   AAC MASONRY.
   ARCHITECTURAL TERRA COTTA.
   AREA.
      Gross cross-sectional.
      Net cross-sectional.
   AUTOCLAVED AERATED CONCRETE (AAC).
   BED JOINT.
   BRICK.
      Calcium silicate (sand lime brick).
      Clay or shale.
      Concrete.
   CAST STONE.
   CELL.
   CHIMNEY.
      Factory-built chimney.
      Masonry chimney.
      Metal chimney.
   CHIMNEY TYPES.
      High-heat appliance type.
      Low-heat appliance type.
      Medium-heat appliance type.
   COLLAR JOINT.
   DECORATIVE SHROUD.
   DIMENSIONS.
      Nominal.
      Specified.
   FIREPLACE.
   FIREPLACE THROAT.
   FLUE.
   FLUE, APPLIANCE.
   FLUE GASES.
   FLUE LINER (LINING).
   FOUNDATION PIER.
   GROUT.
   HEAD JOINT.
   MASONRY.
      Glass unit masonry.
      Plain masonry.
      Reinforced masonry.
      Solid masonry.
      Unreinforced (plain) masonry.
   MASONRY UNIT.
      Hollow.
      Solid.
   MORTAR.
   MORTAR, SURFACE-BONDING.
   PRESTRESSED MASONRY.
   RUNNING BOND.
   SPECIFIED COMPRESSIVE STRENGTH OF MASONRY, f 'm.
   STONE MASONRY.
   STRENGTH.
      Design strength.
      Nominal strength.
      Required strength.
   TIE, WALL.
   TILE, STRUCTURAL CLAY.
   WALL.
      Cavity wall.
      Dry-stacked, surface-bonded walls.
      Parapet wall.
   WYTHE.
NOTATIONS.
   db   =   Diameter of reinforcement, inches (mm).
   Fs   =   Allowable tensile or compressive stress in reinforcement, psi (MPa).
   fr   =   Modulus of rupture, psi (MPa).
   f 'AAC   =   Specified compressive strength of AAC masonry, the minimum compressive strength for a class of AAC masonry as specified in ASTM C 1386, psi (MPa).
   f 'm   =   Specified compressive strength of masonry at age of 28 days, psi (MPa).
   f 'mi   =   Specified compressive strength of masonry at the time of prestress transfer, psi (MPa).
   K   =   The lesser of the masonry cover, clear spacing between adjacent reinforcement, or five times d b , inches (mm).
   Ls   =   Distance between supports, inches (mm).
   ld   =   Required development length or lap length of reinforcement, inches (mm).
   P   =   The applied load at failure, pounds (N).
   St   =   Thickness of the test specimen measured parallel to the direction of load, inches (mm).
   Sw   =   Width of the test specimen measured parallel to the loading cylinder, inches (mm).
Section BC 2103: Masonry Construction Materials
2103.1 Masonry units.
Concrete masonry units, clay or shale masonry units, stone masonry units, glass unit masonry and AAC masonry units shall comply with Article 2.3 of TMS 602. Architectural cast stone shall conform to ASTM C1364 and TMS 504. Adhered manufactured stone masonry veneer units shall conform to ASTM C 1670.
   Exception: Structural clay tile for nonstructural use in fireproofing of structural members and in wall furring shall not be required to meet the compressive strength specifications. The fire-resistance rating shall be determined in accordance with ASTM E 119 or UL 263 and shall comply with the requirements of Table 602 of this code.

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