ASTM C118-99

Designation: C 118 – 99
Standard Specification for
1
Concrete Pipe for Irrigation or Drainage
This standard is issued under the fixed designation C 118; 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.
TABLE 1 Standard Dimensions, Working Pressure, and Test
1. Scope
A
Requirements for Standard Concrete Irrigation Pipe
1.1 This specification covers nonreinforced concrete pipe to
Minimum Minimum
be used for the conveyance of irrigation water with working
Internal Thickness Working Internal Three-Edge-Bearing
B
pressures, including hydraulic transients, as shown in Table 1 Designated of Wall, Pressure, Hydrostatic Load, lbf/linear ft
Diameter, in. T, in. ft Test Pressure,
and for use in drainage.
psi
1.2 A complete SI companion to Specification C 118 has
7
6 ⁄8 30 50 1300
been developed—C 118M; therefore, no SI equivalents are
8 1 30 50 1350
1
presented in this specification.
10 1 ⁄8 30 50 1400
1
12 1 ⁄4 25 45 1500
NOTE 1—This specification is for manufacturing and purchase only and
3
14 1 ⁄8 25 45 1600
1
does not include requirements for bedding, backfill, installation, or field
15 1 ⁄2 25 45 1650
1
repairs. The owner is cautioned that he must correlate field conditions with 16 1 ⁄2 25 45 1700
3
18 1 ⁄4 25 45 1800
the characteristics of the pipe specified and provide inspection during
20 2 25 40 1850
installation.
1
21 2 ⁄8 25 40 1900
1
24 2 ⁄4 25 40 2000
2. Referenced Documents
A
For hydrostatic test requirements, refer to 10.5.
B
2.1 ASTM Standards:
Higher pressures may be used up to a maximum of 40 ft for 6 through 8-in.
2
diameters, 35 ft for 10 through 24-in. diameters. In these cases, the strength of the
C 33 Specification for Concrete Aggregates
pipe shall be increased to give a minimum of at least four times the design working
3
C 150 Specification for Portland Cement
pressure when tested as specified in 10.5.
C 497 Test Methods for Concrete Pipe, Manhole Sections,
4
or Tile
5. Basis of Acceptance
3
C 595 Specification for Blended Hydraulic Cements
5.1 The acceptability of the pipe shall be determined by the
C 618 Specification for Coal Fly Ash and Raw or Calcined
results of the tests prescribed in this specification, if and when
Natural Pozzolan for Use as a Mineral Admixture in
2
required and by inspection to determine whether the pipe
Concrete
conforms to this specification as to design and freedom from
C 822 Terminology Relating to Concrete Pipe and Related
4
defects.
Products
C 1116 Specification for Fiber-Reinforced Concrete and
6. Materials
2
Shotcrete
6.1 Concrete—The concrete shall consist of cementitious
3. Terminology
materials, mineral, aggregates, and water.
6.2 Cementitious Materials:
3.1 Definitions—For definitions of terms relating to con-
6.2.1 Cement—Cement shall conform to the requirements
crete pipe, see Terminology C 822.
for portland cement of Specification C 150 or shall be portland
4. Classification
blast-furnace slag cement or portland-pozzolan cement con-
forming to the requirements of Specification C 595, except that
4.1 Pipe manufactured according to this specification shall
the pozzolan constituent in the Type IP portland-pozzolan
be known as “ASTM Standard Concrete Irrigation Pipe,”
cement shall be fly ash.
“ASTM Standard Concrete Drainage Pipe,” or “ASTM Heavy-
6.2.2 Fly Ash—Fly ash shall conform to the requirements of
Duty Concrete Drainage Pipe.”
Specification C 618, Class F or Class C.
6.2.3 Allowable Combinations of Cementitious Materials—
1
This specification is under the jurisdiction of ASTM Committee C-13 on
The combination of cementitious materials used in the concrete
Concrete Pipe and is the direct responsibility of Subcommittee C13.01 on
shall be one of the following:
Reinforced Concrete Sewer, Drain, and Irrigation Pipe.
Current edition approved Aug. 10, 1999. Published September 1999. Originally
6.2.3.1 Portland cement only,
published as C 118–35 T. Last previous edition C 118–95.
6.2.3.2 Portland blast furnace slag cement only;
2
Annual Book of ASTM Standards, Vol 04.02.
3
6.2.3.3 Portland pozzolan cement only, or
Annual Book of ASTM Standards, Vol 04.01.
4
Annual Book of ASTM Standards, Vol 04.05. 6.2.3.4 A combination of portland cement and fly ash.
Copyright © ASTM, 100 Barr Harbor Drive, West Conshohocken, PA 19428-2959, United States.
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C118
6.3 Aggregates—Aggregates shall conform to Specification 9. Concrete Mixture
C 33, except that the requirements for gradation shall not
9.1 The aggregates shall be sized, graded, proportioned, and
apply.
thoroughly mixed with such proportions of cementitious ma-
6.4 Admixtures and Blends—Admixtures and blends may be
terials and water as will produce a homogeneous concrete
used with the approval of the owner.
mixture of such quality that
...