ASTM D1079-18

NOTICE: This standard has either been superseded and replaced by a new version or withdrawn.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:D1079 −18
Standard Terminology Relating to
1
Roofing and Waterproofing
This standard is issued under the fixed designation D1079; the number immediately following the designation indicates the year of
original adoption or, in the case of revision, the year of last revision.Anumber in parentheses indicates the year of last reapproval.A
superscript epsilon (´) indicates an editorial change since the last revision or reapproval.
1. Referenced Documents alligatoring—the cracking of the surfacing bitumen on a
2
built-up roof, producing a pattern of cracks similar to an
1.1 ASTM Standards:
alligator’s hide; the cracks may not extend through the
C33/C33MSpecification for Concrete Aggregates
surfacing bitumen.
C591Specification for Unfaced Preformed Rigid Cellular
Polyisocyanurate Thermal Insulation
anionic emulsion—an emulsion in which the emulsifying
C1289Specification for Faced Rigid Cellular Polyisocyanu-
system establishes a predominance of negative charges on
rate Thermal Insulation Board
the discontinuous phase.
D312/D312MSpecification for Asphalt Used in Roofing
application rate—the quantity (mass, volume or thickness) of
D450/D450M Specification for Coal-Tar Pitch Used in
material applied per unit area.
Roofing, Dampproofing, and Waterproofing
D698Test Methods for Laboratory Compaction Character-
artificial weathering, v—exposure to conditions, which may
3
istics of Soil Using Standard Effort (12,400 ft-lbf/ft (600
be cyclic, involving temperature, relative humidity, radiant
3
kN-m/m ))
energy,and/oranyotherconditionsorpollutantsfoundinthe
D1557Test Methods for Laboratory Compaction Character-
atmosphere in various geographical areas, which may accel-
3
istics of Soil Using Modified Effort (56,000 ft-lbf/ft
erate changes in properties of materials over those of natural
3
(2,700 kN-m/m ))
weather conditions.
D2822/D2822MSpecification for Asphalt Roof Cement,
3
asbestos—a group of natural fibrous impure silicate materials.
Asbestos-Containing (Withdrawn 2016)
D4586/D4586MSpecification for Asphalt Roof Cement,
asphalt—adarkbrowntoblackcementitiousmaterialinwhich
Asbestos-Free
the predominating constituents are bitumens that occur in
D6136/D6136MTest Method for Kerosine Number of Un-
nature or are obtained in petroleum processing.
saturated (Dry) Felt by Vacuum Method
asphalt, air blown—an asphalt produced by blowing air
2. Terminology
throughmoltenasphaltatanelevatedtemperaturetoraiseits
softening point and modify other properties.
2.1 Definitions:
accelerated weathering, v—the exposure of a specimen to a
asphaltene—a high molecular weight hydrocarbon fraction
specifiedtestenvironmentforaspecifiedtimewiththeintent
precipitated from asphalt by a designated paraffinic naphtha
of producing, in a shorter time period, effects similar to
solvent at a specified temperature and solvent-asphalt ratio.
actual weathering.
DISCUSSION—The asphaltene fraction should be identified by the
temperature and solvent-asphalt ratio used.
aggregate—(1) crushed stone, crushed slag, or water-worn
gravel used for surfacing a built-up roof; (2) any granular
asphalt felt—an asphalt-saturated felt.
mineral material.
asphaltite—a natural asphalt found below ground level.
asphalt mastic—a mixture of asphaltic material and graded
1
This terminology is under the jurisdiction of ASTM Committee D08 on
mineral aggregate that can be poured when heated, but
RoofingandWaterproofingandisthedirectresponsibilityofSubcommitteeD08.01
on Nomenclature, Definitions and Editorial. requires mechanical manipulation to apply.
Current edition approved Dec. 15, 2018. Published January 2019. Originally
asphalt rock (rock asphalt)—a naturally occurring rock
approved in 1950. Last previous edition approved in 2016 as D1079–16. DOI:
10.1520/D1079-18.
formation, usually limestone or sandstone, containing
2
For referenced ASTM standards, visit the ASTM website, www.astm.org, or
throughout its mass a minor amount of asphalt.
contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM
Standards volume information, refer to the standard’s Document Summary page on
asphalt roof cement, n—a trowelable mixture of asphalt,
the ASTM website.
3
solvents, mineral stabilizers, fillers or fibers, or both. See
The last approved version of this historical standard is referenced on
www.astm.org. Specifications D2822/D2822M and D4586/D4586M.
Copyright © ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959. United States
1

---------------------- Page: 1 ----------------------
D1079−18
asphalt roof cement, n—see flashing cement. bond—the adhesive and cohesive forces holding two roofing
components in intimate contact.
asphalt, steam blown—anasphaltproducedbyblowingsteam
through molten asphalt to modify its properties. brooming—embedding a ply by using a broom to smooth it
out and ensure con
...