ASTM C1602/C1602M-04
(Specification)Standard Specification for Mixing Water Used in the Production of Hydraulic Cement Concrete
Standard Specification for Mixing Water Used in the Production of Hydraulic Cement Concrete
SCOPE
1.1 This specification covers the compositional and performance requirements for water used as mixing water in hydraulic cement concrete. It defines sources of water and provides requirements and testing frequencies for qualifying individual or combined water sources. In any case where the requirements of the purchaser differ from these in this specification, the purchasers specification shall govern.
1.2 This specification does not purport to cover methods of storage, transportation, or blending of water, or to address the development and maintenance of quality control programs sponsored or managed by the manufacturer.
1.3 The values stated in either SI units, shown in brackets, or inch-pound units are to be regarded separately as standard. The values stated in each system may not be exact equivalents; therefore, each system shall be used independently of the other. Combining values from the two systems may result in non-conformance with the standard.
1.4 The text of this specification references notes and footnotes that provide explanatory material. These notes and footnotes (excluding those in tables and figures) shall not be considered as requirements of the standard.
1.5 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and to determine the applicability of regulatory limitations prior to use.
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Standards Content (Sample)
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Designation: C 1602/C 1602M – 04
Standard Specification for
Mixing Water Used in the Production of Hydraulic Cement
Concrete
This standard is issued under the fixed designation C 1602/C 1602M; 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 C 114 Test Method for Chemical Analysis of Hydraulic
Cement.
1.1 This specification covers the compositional and perfor-
C 125 Terminology Relating to Concrete and Concrete
mance requirements for water used as mixing water in hydrau-
Aggregates
lic cement concrete. It defines sources of water and provides
C 192/C 192M Practice for Making and Curing Concrete
requirements and testing frequencies for qualifying individual
Test Specimens in the Laboratory
orcombinedwatersources.Inanycasewheretherequirements
C 403/C 403M Test Method for Time of Setting Concrete
of the purchaser differ from these in this specification, the
Mixtures by Penetration Resistance
purchaser’s specification shall govern.
C 1603 Test Method for Solids Measurement in Water
1.2 This specification does not purport to cover methods of
2.2 ACI Documents:
storage, transportation, or blending of water, or to address the
ACI 318 Building Code Requirements for Structural Con-
development and maintenance of quality control programs
crete and Commentary
sponsored or managed by the manufacturer.
1.3 The values stated in either SI units, shown in brackets,
3. Terminology
or inch-pound units are to be regarded separately as standard.
3.1 Definitions: For definitions of terms used in this speci-
The values stated in each system may not be exact equivalents;
fication, refer to Terminology C 125
therefore, each system shall be used independently of the other.
3.2 Definitions of Terms Specific to This Standard:
Combining values from the two systems may result in non-
3.2.1 combined water—a mixture of two or more sources of
conformance with the standard.
water blended together, before or during introduction into the
1.4 The text of this specification references notes and
mixture, for use as mixing water in the production of concrete.
footnotes that provide explanatory material. These notes and
3.2.2 hydration stabilizing admixtures—extendedsetretard-
footnotes (excluding those in tables and figures) shall not be
ing admixtures that control the hydration of cement in appli-
considered as requirements of the standard.
cations of managing returned concrete and water from concrete
1.5 This standard does not purport to address all of the
production
safety concerns, if any, associated with its use. It is the
3.2.3 non-potable—water sources that are not fit for human
responsibility of the user of this standard to establish appro-
consumption, or if it contains quantities of substances that
priate safety and health practices and to determine the
discolor it or make it smell or have objectionable taste but does
applicability of regulatory limitations prior to use.
not contain water from concrete production operations.
2. Referenced Documents 3.2.4 potable water—water suitable for human consump-
2 tion
2.1 ASTM Standards:
3.2.5 water from concrete production operations—water
C 31/C 31M Practice for Making and Curing Concrete Test
recovered from processes of hydraulic cement concrete pro-
Specimens in the Field
ductionthatincludeswashwaterfrommixersorthatwasapart
C 39/C 39M Test Method for Compressive Strength of Cy-
of a concrete mixture; water collected in a basin as a result of
lindrical Concrete Specimens
storm water runoff at a concrete production facility; or water
C 94/C 94M Specification for Ready-Mixed Concrete
that contains quantities of concrete ingredients.
4. Requirements for Use
This specification is under the jurisdiction of ASTM Committee C09 on
Concrete and ConcreteAggregates and is the direct responsibility of Subcommittee 4.1 Mixing water shall consist of:
C09.40 on Ready-Mixed Concrete.
4.1.1 Batch water (water weighed or metered through the
Current edition approved Aug. 1, 2004. Published September 2004.
batch plant),
For referenced ASTM standards, visit the ASTM website, www.astm.org, or
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
the ASTM website. Available from the American Concrete Institute, Farmington Hills, Michigan
Copyright © ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.
C 1602/C 1602M – 04
4.1.2 Ice, 5.2 For sources of water from concrete production opera-
4.1.3 Water added by truck operator, tions (as defined in 3.2.3) proposed for use as the total mixing
4.1.4 Free moisture on the aggregates, and waterorinthecombinedmixingwater(asdefinedin3.2.1),the
4.1.5 Water introduced in the form of admixtures when this following shall apply to the total combined mixing water:
water increases the water-cementitious materials ratio by more 5.2.1 The density of the source of water from ready mixed
than 0.01. concrete shall be tested at least on a daily basis in accordance
4.2 Potable water is permitted to be used as mixing water in with Test Method C 1603 or monitored with a hydrometer that
concrete without testing for conformance with the require- has been verified in accordance with Test Method C 1603.
ments of this specification. Manufacturers that use automated devices shall maintain at the
4.3 Mixing water that is wholly or partially composed of production facility documentation on the procedures and cali-
sources of water that are non-potable or from concrete produc- bration of systems, as needed (See Note 1).
tion operations are permitted to be used in any proportions to
NOTE 1—Blending proportions of water sources can be determined in
the limits qualified to meet the requirements of Table 1.At the
accordance with Appendix A1 of Test Method C 1603 for achieving a
option of the purchaser and when appropriate for the construc-
target solids content.
tion, any of the optional limits found within Table 2 shall be
5.2.2 Combined water shall be tested for compliance with
specified at the time of concrete ordering according to the
the requirements of Table 1 at the highest solids content
section on Ordering Information of C 94/C 94M.
anticipatedtobeusedduringproductioninaccordancewiththe
4.3.1 Non-potable sources of water shall be qualified for use
following testing frequencies:
in accordance with 5.1. When the non-potable water source is
5.2.2.1 When the density of the combined water is less than
blended with a potable source, the qualification of the mixing
1.01 g/mL, the water shall be tested before first use and
water shall be at the highest percentage of the non-potable
thereafter once every six months. Testing frequency is permit-
source in the combined mixing water anticipated during
ted to be reduced to once every 12 months when the results of
production.
two consecutive tests indicate compliance with the require-
4.3.2 Combined water blended from two or more sources,
ments of Table 1 (See Note 2).
where one of the sources includes that from concrete produc-
NOTE 2—This condition is intended to cover the use of clarified wash
tion, shall be qualified for use in accordance with 5.2. The
water that has been passed through a settling pond system.
combined water shall be qualified at the highest solids content
inthetotalmixingwateranticipatedduringproduction.Mixing
5.2.2.2 When the density of the combined water is between
water containing total solids equal to or less than the level 1.01 and 1.03, the water shall be tested before first use and
qualified by testing shall be permitted.
thereafter monthly. Testing frequency is permitted to be re-
duced to once every three months when the results of 4
5. Testing and Requirements
consecutive tests indicate compl
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