ASTM C1142-95(2013) PDF

Scope: 1.1 This specification covers extended life mortar as delivered for use in construction of non-reinforced or reinforced unit masonry.

1.2 This specification is a property standard.

1.3 Four types of mortar are covered: RM, RS, RN, and RO. These types of mortar can be manufactured by using one of the four mortar formulations with masonry aggregate: portland cement, portland cement-lime, masonry cement, or masonry cement with portland cements. The materials are listed in Section 5.

1.4 Appendix X1 provides a rationale statement and commentary.

ASTM C1142-95(2013) Referenced Document

ASTM C1072 Standard Test Methods for Measurement of Masonry Flexural Bond Strength*， 2022-12-01 Update
ASTM C144 Standard Specification for Aggregate for Masonry Mortar*， 1999-04-20 Update
ASTM C150 Standard Specification for Portland Cement
ASTM C207 Standard Specification for Hydrated Lime for Masonry Purposes
ASTM C270 Standard Specification for Mortar For Unit Masonry
ASTM C780 Standard Test Methods for Preconstruction and Construction Evaluation of Mortars for Plain and Reinforced Unit Masonry*， 2023-07-01 Update
ASTM C91 Standard Specification for Masonry Cement*， 1999-04-20 Update
ASTM E447 Standard Test Methods for Compressive Strength Of Masonry Prisms
ASTM E518 Standard Test Methods for Flexural Bond Strength of Masonry*， 2024-04-20 Update

1995 ASTM C1142-95(2013) Standard Specification for Extended Life Mortar for Unit Masonry
1995 ASTM C1142-95(2007) Standard Specification for Extended Life Mortar for Unit Masonry
1995 ASTM C1142-95(2001) Standard Specification for Extended Life Mortar for Unit Masonry
2001 ASTM C1142-95 Standard Specification for Extended Life Mortar for Unit Masonry