M00000778
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ASTM C1142-95 Standard Specification for Extended Life Mortar for Unit Masonry
standard by ASTM International, 01/01/1995
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Availability date: 07/24/2021
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.