ASTM C1180-00a

Standard Terminology of Mortar and Grout for Unit Masonry

SCOPE
1.1 This terminology contains terms, definitions of terms, descriptions of terms, nomenclature, and explanations of abbreviations, acronyms, and symbols specifically associated with standards under the jurisdiction of ASTM Committee C12 on Mortars for Unit Masonry.
1.2 The definitions and descriptions of terms in this terminology pertain to Test Methods C 780, C 952, C 1019, and C 1148 and Specifications C 144, C 270, C 404, C 476, C 887, C 1142, and C 1384.

General Information

• Status: Historical
• Publication Date: 09-Feb-2002
• ICS: 01.040.91 - Construction materials and building (Vocabularies)
• ICS: 91.100.10 - Cement. Gypsum. Lime. Mortar
• Technical Committee: C12 - Mortars and Grouts for Unit Masonry
• Drafting Committee: C12.08 - Terminology

Relations

• Replaced By: ASTM C1180-02 - Standard Terminology of Mortar and Grout for Unit Masonry
• Effective Date: 10-Feb-2002
• Referred By: ASTM C1384-18e1 - Standard Specification for Admixtures for Masonry Mortars
• Effective Date: 10-Feb-2002
• Referred By: ASTM C1196-20 - Standard Test Method for In Situ Compressive Stress Within Solid Unit Masonry Estimated Using Flatjack Measurements
• Effective Date: 10-Feb-2002
• Referred By: ASTM C901-18 - Standard Specification for Prefabricated Masonry Panels
• Effective Date: 10-Feb-2002
• Referred By: ASTM C1892/C1892M-22 - Standard Test Methods for Strength of Anchors in Masonry
• Effective Date: 10-Feb-2002
• Referred By: ASTM C1314-23a - Standard Test Method for Compressive Strength of Masonry Prisms
• Effective Date: 10-Feb-2002
• Referred By: ASTM E2266-22 - Standard Guide for Design and Construction of Low-Rise Frame Building Wall Systems to Resist Water Intrusion
• Effective Date: 10-Feb-2002
• Referred By: ASTM C1531-22 - Standard Test Methods for In Situ Measurement of Masonry Mortar Joint Shear Strength Index
• Effective Date: 10-Feb-2002
• Referred By: ASTM C1791-16(2021) - Standard Guide for Reduction of Efflorescence Potential in New Unit Pavement Systems
• Effective Date: 10-Feb-2002
• Referred By: ASTM C887-20 - Standard Specification for Packaged, Dry, Combined Materials for Surface Bonding Mortar
• Effective Date: 10-Feb-2002
• Referred By: ASTM C1532/C1532M-22 - Standard Practice for Selection, Removal, and Shipment of Manufactured Masonry Units and Masonry Specimens from Existing Construction
• Effective Date: 10-Feb-2002
• Referred By: ASTM C404-18 - Standard Specification for Aggregates for Masonry Grout
• Effective Date: 10-Feb-2002
• Referred By: ASTM C1825-19 - Standard Guide for Developing Specifications for Masonry Units
• Effective Date: 10-Feb-2002
• Referred By: ASTM C1197-22 - Standard Test Method for In Situ Measurement of Masonry Deformability Properties Using the Flatjack Method
• Effective Date: 10-Feb-2002
• Referred By: ASTM C1713-23 - Standard Specification for Mortars for the Repair of Historic Masonry
• Effective Date: 10-Feb-2002

Standards Content (Sample)

NOTICE: This standard has either been superseded and replaced by a new version or discontinued.
Contact ASTM International (www.astm.org) for the latest information.
Designation: C 1180 – 00a
Standard Terminology of
1
Mortar and Grout for Unit Masonry
This standard is issued under the fixed designation C 1180; the number immediately following the designation indicates the year of
original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. A
superscript epsilon (e) indicates an editorial change since the last revision or reapproval.
1. Scope tars, the following are considered cementitious material:
portland cement, blended hydraulic cement, masonry ce-
1.1 This terminology contains terms, definitions of terms,
ment, lime putty, and hydrated lime.
descriptions of terms, nomenclature, and explanations of ab-
cementitious material, hydraulic, n— an inorganic material
breviations, acronyms, and symbols specifically associated
or a mixture of inorganic materials, that sets and develops
with standards under the jurisdiction of ASTM Committee C12
strength by chemical reaction with water forming hydrates
on Mortars for Unit Masonry.
and is capable of doing so under water.
1.2 The definitions and descriptions of terms in this termi-
compressive strength, n—the maximum compressive load
nology pertain to Test Methods C 780, C 952, C 1019, and
which a specimen will support divided by the cross sectional
C 1148 and Specifications C 144, C 270, C 404, C 476, C 887,
area of the specimen.
C 1142, and C 1384.
durability, n—the ability of a material to resist weathering
2. Referenced Documents action, chemical attack, abrasion, and other conditions of
service.
2.1 ASTM Standards:
2
flow, n—a laboratory measured mortar property that indicates
C 144 Specification for Aggregate for Masonry Mortar
2
the percent increase in diameter of the base of the truncated
C 270 Specification for Mortar for Unit Masonry
2
cone of mortar when it is placed on a flow table, and
C 404 Specification for Aggregates for Masonry Grout
2
mechanically raised and dropped specified times under
C 476 Specification for Grout for Masonry
specified conditions.
C 780 Test Method for Preconstruction and Construction
gradation, n—the particle size distribution of aggregate as
Evaluation of Mortars for Plain and Reinforced Unit
2
determined by separation with standard screens. Gradation
Masonry
of aggregate is expressed in terms of the individual percent-
C 887 Specification for Packaged, Dry, Combined Materials
2
ages passing standard screens. Sieve analysis and screen
for Surface Bonding Mortar
analysis are synonyms when referring to gradation of aggre-
C 952 Test Method for Bond Strength of Mortar to Masonry
2
gate.
Units
2
grout, n—a mixture of cementitious materials, aggregates,
C 1019 Test Method of Sampling and Testing Grout
water, with or without admixtures, initially produced to
C 1142 Specification for Extended Life Mortar for Unit
2
pouring consistency without segregation. Requirements for
Masonry
grout are contained in Specification C 476.
C 1148 Test Method for Measuring the Drying Shrinkage of
2
mortar, n—a mixture consisting of cementitious materials,
Masonry Mortar
2
fine aggregate, water, and with or without admixtures, that is
C 1384 Specification for Modifiers for Masonry Mortars
used to construct unit masonry assemblies.
3. Terminology
mortar bond or grout bond, n—adhesion between mortar or
grout and masonry units, reinforcement, or connectors.
3.1 Definitions:
repoint, v—to remove defective mortar and place properly
aggregates, n—a granular mineral material such as natur
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