ASTM C444M-03
(Specification)Standard Specification for Perforated Concrete Pipe (Metric)
Standard Specification for Perforated Concrete Pipe (Metric)
ABSTRACT
This specification covers perforated concrete pipe intended to be used for underdrainage. Pipe manufactured to this specification shall be of two classes, Type 1 and Type 2, describing two arrangements of perforations for pipe manufactured to the standard specifications for plain or reinforced concrete pipe, and their classifications. The acceptability of the pipe shall be determined by the results of all applicable tests prescribed for the type and class of pipe specified. The joints shall be of such design and the ends of the concrete pipe sections so formed that the pipe can be laid together to make a continuous line of pipe.
SCOPE
1.1 This specification covers perforated concrete pipe intended to be used for underdrainage.
1.2 This specification is the metric counterpart of Specification C 444.
General Information
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Standards Content (Sample)
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Designation: C 444M – 03
Standard Specification for
1
Perforated Concrete Pipe (Metric)
This standard is issued under the fixed designation C 444M; 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.
This standard has been approved for use by agencies of the Department of Defense.
TABLE 1 Number of Rows of Perforations Required
1. Scope
Internal Designated
1.1 This specification covers perforated concrete pipe in-
Diameter, Rows of Perforations
tended to be used for underdrainage.
mm
1.2 This specification is the metric counterpart of Specifi-
100 4
cation C 444.
150 4
200 4
250 6
2. Referenced Documents
300 6
2.1 ASTM Standards:
350 6
375 6
C 822 Terminology Relating to Concrete Pipe and Related
400 6
2
Products
450 8
500 8
3. Terminology
525 8
600 8
3.1 Definitions—For definitions of terms relating to con-
675 and larger space rows approximately 150 mm
crete pipe, see Terminology C 822.
4. Classification
whetherthepipeconformstothisspecificationastodesignand
4.1 Pipe manufactured to this specification shall be of two
freedom from defects.
classes, Type 1 and Type 2, describing two arrangements of
NOTE 2—It is intended that all tests will be applicable except those
perforations for pipe manufactured to the standard specifica-
having to do with permeability and the hydrostatic test.
tions for plain or reinforced concrete pipe, and their classifi-
cations.
6. Perforations
4.1.1 Type 1 perforated pipe shall have circular perforations
6.1 Type 1—Perforations shall be circular, not more than 8
conforming to 6.1 and Table 1.
mm or less than 5 mm in diameter, and arranged in rows
4.1.2 Type 2 perforated pipe shall have slotted perforations
parallel to the axis of the pipe. Perforations shall be 75 mm
conforming to 6.2 and Table 2.
center-to-center,alongrows.Thespigotortongueendshallnot
4.1.3 It is intended that perforated pipe shall be specified by
be perforated for a length equal to the depth of the socket, or
reference to this specification and the specification for the type
depthofthegrooveplus19mmandperforationsshallcontinue
and class of pipe desired.
NOTE 1—Example: “Perforated concrete pipe shall conform to the
TABLE 2 Requirements for Length and Spacing of Slots
requirements of Specification C 444M Type 2, and all applicable require-
Internal Designated
A
ments of Specification C 14M, Class 2.” Slot Length, Slot Spacing,
Diameter,
mm mm
mm
5. Basis of Acceptance
100 25 75
5.1 The acceptability of the pipe shall be determined by the
150 38 75
200 50 100
results of all applicable tests (Note 2) prescribed for the type
250 50 100
and class of pipe specified, and by inspection to determine
300 75 150
350 75 150
375 75 150
400 75 150
1
450 75 150
This specification is under the jurisdiction of ASTM Committee C13 on
500 75 150
Concrete Pipe and is the direct responsibility of Subcommittee C13.01 on
525 75 150
Nonreinforced Concrete Sewer, Drain, and Irrigation Pipe.
600 75 150
Current edition approved Jan. 10, 2003. Published June 2003. Originally
675 and larger 100 150
approved in 1980. Last previous edition approved in 1995 as C 444M – 95.
2 A
Annual Book of ASTM Standards, Vol 04.05. See 6.2 for exceptions for plain-end pipe.
Copyright © ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.
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C444M–03
at uniform spacing along the length of the barrel. The number the spacing of holes or slots in any row, shall be 613 mm
of rows shall be as shown inTable 1.The rows shall be spaced except as required to provide specified cover for reinforcing
over not more than 165° of circumference. Rows shall be steel.
symmetrically arranged with respect to the intended top or
9. Repairs
bottom of the pipe.
9.1 Pipe repaired because of imperfections in manufacture
6.2 Type 2—Slots shall be circumferential in direction, not
or damage during handling will be acceptable, if in the opinion
more than 5 mm or less than 3 mm in width, and of the lengths
of the owner, the repairs are sound and properly finished and
showninTable2.Thereshallbetworowsofslots,spaced165°
cured and the repaired pipe conforms to the requirements of
apart, and centered, in the case of elliptically reinforced pipe,
this specification.
abouttheminoraxisofthereinforcing.Slotsshallbespacedas
showninTable2,exceptasmodifiedhereinforplain-endpipe.
10. Marking of Rejected Specimens
The distance from the spigot end, or from the shoulder of the
10.1 All rejected pipe shall be marked clearly by the owner
tongue end, to the first pair of slots shall be not more than 25
and shall be
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