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Section BC 2501: General
Section BC 2502: Definitions
Section BC 2503: Reserved
Section BC 2504: Vertical and Horizontal Assemblies
Section BC 2505: Shear Wall Construction
Section BC 2506: Gypsum Board and Gypsum Panel Product Materials
Section BC 2507: Lathing and Plastering
Section BC 2508: Gypsum Construction
Section BC 2509: Showers and Water Closets
Section BC 2510: Lathing and Furring for Cement Plaster (Stucco)
Section BC 2511: Interior Plaster
2511.1 General.
2511.1.1 Installation.
2511.3 Grounds.
2511.4 Interior masonry or concrete.
2511.5 Wet areas.
Section BC 2512: Exterior Plaster
Section BC 2513: Exposed Aggregate Plaster
Section BC 2514: Reinforced Gypsum Concrete
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2510.7 Preparation of masonry and concrete.
Surfaces shall be clean, free from efflorescence, sufficiently damp and rough for proper bond. If the surface is insufficiently rough, approved bonding agents or a portland cement dash bond coat mixed in proportions of not more than two parts volume of sand to one part volume of portland cement or plastic cement shall be applied. The dash bond coat shall be left undisturbed and shall be moist cured not less than 24 hours.
Section BC 2511: Interior Plaster
2511.1 General.
Plastering gypsum plaster or cement plaster shall not be less than three coats where applied over metal lath or wire fabric lath and not less than two coats where applied over other bases permitted by this chapter.
   Exception: Gypsum veneer plaster and cement plaster specifically designed and approved for one-coat applications.
2511.1.1 Installation.
Installation of lathing and plaster materials shall conform to Table 2511.1.1 and Section 2507.
Table 2511.1.1
Installation of Plaster Construction
 
Material 
Standard 
Cement plaster
ASTM C 926
Gypsum plaster
ASTM C 842
Gypsum veneer plaster
ASTM C 843
Interior lathing and furring (gypsum plaster)
ASTM C 841
Lathing and furring (cement plaster)
ASTM C 1063
Steel framing
ASTM C 754; C 1007
 

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