ASTM C1180-03a

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-Sep-2003
• 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

• Replaces: ASTM C1180-03 - Standard Terminology of Mortar and Grout for Unit Masonry
• Effective Date: 10-Sep-2003
• Replaced By: ASTM C1180-03ae1 - Standard Terminology of Mortar and Grout for Unit Masonry
• Effective Date: 10-Sep-2003
• Referred By: ASTM C270-19ae1 - Standard Specification for Mortar for Unit Masonry
• Effective Date: 10-Sep-2003
• Referred By: ASTM C780-23 - Standard Test Methods for Preconstruction and Construction Evaluation of Mortars for Plain and Reinforced Unit Masonry
• Effective Date: 10-Sep-2003
• Referred By: ASTM C1324-20a - Standard Test Method for Examination and Analysis of Hardened Masonry Mortar
• Effective Date: 10-Sep-2003
• Referred By: ASTM C1400-11(2017) - Standard Guide for Reduction of Efflorescence Potential in New Masonry Walls
• Effective Date: 10-Sep-2003
• Referred By: ASTM C887-20 - Standard Specification for Packaged, Dry, Combined Materials for Surface Bonding Mortar
• Effective Date: 10-Sep-2003
• Referred By: ASTM C1892/C1892M-22 - Standard Test Methods for Strength of Anchors in Masonry
• Effective Date: 10-Sep-2003
• Referred By: ASTM C144-18 - Standard Specification for Aggregate for Masonry Mortar
• Effective Date: 10-Sep-2003
• Referred By: ASTM C1232-21a - Standard Terminology for Masonry
• Effective Date: 10-Sep-2003
• Referred By: ASTM C901-18 - Standard Specification for Prefabricated Masonry Panels
• Effective Date: 10-Sep-2003
• Referred By: ASTM C1314-23a - Standard Test Method for Compressive Strength of Masonry Prisms
• Effective Date: 10-Sep-2003
• Referred By: ASTM C1197-22 - Standard Test Method for In Situ Measurement of Masonry Deformability Properties Using the Flatjack Method
• Effective Date: 10-Sep-2003
• Referred By: ASTM C1713-23 - Standard Specification for Mortars for the Repair of Historic Masonry
• Effective Date: 10-Sep-2003
• Referred By: ASTM C1791-16(2021) - Standard Guide for Reduction of Efflorescence Potential in New Unit Pavement Systems
• Effective Date: 10-Sep-2003

Standards Content (Sample)

NOTICE: This standard has either been superseded and replaced by a new version or withdrawn. Contact ASTM
International (www.astm.org) for the latest information.
Designation:C1180–03a
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* combinationsofmaterialsrecognizedbySpecificationC 270
in that it also contains an admixture. C 1384
1.1 This terminology contains terms, definitions of terms,
admixture, n—substance other than the Specification C 270
descriptions of terms, nomenclature, and explanations of ab-
prescribed materials of water, aggregate, and cementitious
breviations, acronyms, and symbols specifically associated
materials that is added to a masonry mortar as an ingredient
with standards under the jurisdiction ofASTM Committee C12
to improve one or more chemical or physical properties of
on Mortars for Unit Masonry.
the conventional masonry mortar. C 1384
1.2 The definitions and descriptions of terms in this termi-
aggregates, n—a granular mineral material such as natural
nology pertain to Test Methods C 780, C 952, C 1019, and
sand, manufactured sand, gravel, crushed stone, and air
C 1148 and Specifications C 144, C 270, C 404, C 476, C 887,
cooled blast furnace slag.
C 1142, and C 1384.
bond enhancer, n—admixture incorporated into a masonry
2. Referenced Documents mortar to increase the bond strength between the mortar and
2
the masonry unit. C 1384
2.1 ASTM Standards:
Cementitious material, n—Committee C12 standards for
C 144 Specification for Aggregate for Masonry Mortar
mortar and grout consider the following as cementitious
C 270 Specification for Mortar for Unit Masonry
materials: Hydraulic cements, pozzolans, hydrated lime,
C 404 Specification for Aggregates for Masonry Grout
lime putty, and ground granulated blast furnance slag.
C 476 Specification for Grout for Masonry
C 780 Test Method for Preconstruction and Construction
DISCUSSION—Hydraulic cements (such as portland cement, blended
Evaluation of Mortars for Plain and Reinforced Unit
cement, masonry cement, and mortar cement) react with water to
harden and will do so under water. Pozzolans (such as coal fly ash, raw
Masonry
or calcined natural pozzolans) react with lime in the presence of
C 887 SpecificationforPackaged,Dry,CombinedMaterials
moisture. Hydrated lime and lime putty react with carbon dioxide from
for Surface Bonding Mortar
the air. Ground granulated blast furnance slag, blended cements, and
C 952 Test Method for Bond Strength of Mortar to Masonry
some pozzolans may exhibit both hydraulic and pozzolanic properties.
Units
compressive strength, n—the maximum compressive load
C 1019 Test Method of Sampling and Testing Grout
which a specimen will support divided by the cross sectional
C 1142 Specification for Extended Life Mortar for Unit
area of the specimen.
Masonry
durability, n—the ability of a material to resist weathering
C 1148 Test Method for Measuring the Drying Shrinkage of
action, chemical attack, abrasion, and other conditions of
Masonry Mortar
service.
C 1384 Specification for Modifiers for Masonry Mortars
flow, n—a laboratory measured mortar property that indicates
3. Terminology
the percent increase in diameter of the base of the truncated
3.1 Definitions: cone of mortar when it is placed on a flow table, and
mechanically raised and dropped specified times under
admixed mortar, n—masonry mortar that deviates from those
specified conditions.
gradation, n—the particle size distribution of aggregate as
1 determined by separation with standard screens. Gradation
ThisterminologyisunderthejurisdictionofASTMCommitteeC12onMortars
of aggregate is expressed in terms of the individual percent-
and Grouts for Unit Masonry and is the direct responsibility of Subcommittee
C12.08 on Terminology.
ages passing standard screens. Sieve analysis and screen
Current edition approved Sept. 10, 2003. Published November 2003. Originally
analysis are synonyms when referring to gradation of aggre-
approved in 1991. Last previous edition approved in 2003 as C 1180–03.
2
gate.
For referenced ASTM standards, visit the ASTM website, www.astm.org, or
contact ASTM Customer Service at [e-mail]. For Annual Book of ASTM
grout, n—a mixture of cementitious materials, aggregates,
Standards volume information, refer to the standard’s Document Summary page on
water, with or without admixtures, initially produced to
the ASTM website.
*A Summary of Changes section appears at the end of this standard.
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