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AS
AS 1478.1-2000

AS 1478.1-2000

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Current

The latest, up-to-date edition.

Chemical admixtures for concrete, mortar and grout Admixtures for concrete (Reconfirmed 2018)

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Hardcopy , PDF 1 User , PDF 3 Users , PDF 5 Users , PDF 9 Users

Language(s)

English

Published date

04-10-2000

Publisher

Standards Australia

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Hardcopy - English
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1 - AS 1478.1-2000 CHEMICAL ADMIXTURES FOR CONCRETE, MORTAR AND GROUT - ADMIXTURES FOR CONCRETE
4 - PREFACE
5 - CONTENTS
6 - SECTION 1 SCOPE AND GENERAL
6 - 1.1 SCOPE
6 - 1.2 APPLICATION
6 - 1.3 REFERENCED DOCUMENTS
7 - 1.4 DEFINITIONS
7 - 1.4.1 Acceptance testing
7 - 1.4.2 Admixture
7 - 1.4.3 Composite sample
7 - 1.4.4 Control mix
7 - 1.4.5 Grab sample
7 - 1.4.6 Lot
7 - 1.4.7 Test mix
8 - 1.4.8 Uniformity testing
8 - 1.5 TYPES AND SYMBOLS
8 - 1.6 PACKAGING
8 - 1.7 INFORMATION TO BE SUPPLIED
9 - 1.8 MARKING
10 - SECTION 2 PROPERTIES OF ADMIXTURES
10 - 2.1 ADMIXTURES OTHER THAN AIR-ENTRAINING ADMIXTURES
10 - 2.1.1 General acceptance testing
10 - 2.1.2 Requirements
10 - 2.1.3 Uniformity testing
11 - 2.2 AIR-ENTRAINING ADMIXTURES
11 - 2.2.1 General acceptance testing
11 - 2.2.2 Requirements
11 - 2.2.3 Uniformity testing
13 - SECTION 3 GENERAL TEST REQUIREMENTS
13 - 3.1 SCOPE OF SECTION
13 - 3.2 GENERAL ACCEPTANCE TESTS
13 - 3.2.1 General
13 - 3.2.2 Cement
13 - 3.2.3 Aggregates
13 - 3.2.4 Reference air-entraining admixture
14 - 3.3 SPECIFIC ACCEPTANCE TESTS FOR ADMIXTURES
14 - 3.4 CONCRETE MIXES FOR GENERAL ACCEPTANCE TESTS
14 - 3.4.1 Number of batches and specimens
15 - 3.4.2 Proportioning of concrete mixes
15 - 3.4.3 Dose rate of admixture
16 - SECTION 4 TEST METHODS
16 - 4.1 SCOPE OF SECTION
16 - 4.2 PREPARATION OF TEST SPECIMENS
16 - 4.3 TEST METHODS
16 - 4.3.1 Tests on freshly mixed concrete
16 - 4.3.2 Tests on hardened concrete
16 - 4.4 TEST REPORT
18 - APPENDIX A - SAMPLING PROCEDURE
18 - A1 SCOPE
18 - A2 SAMPLE SIZE AND REPRESENTATION
18 - A3 ACCEPTANCE TESTING SAMPLE
18 - A4 UNIFORMITY TESTING SAMPLE
18 - A5 SAMPLING LIQUID ADMIXTURES
18 - A5.1 Sampling at point of manufacture
19 - A5.2 Sampling at point of delivery
19 - A6 SAMPLING SOLID (POWDER) ADMIXTURES
19 - A7 PACKAGING AND STORAGE OF SAMPLES
19 - A8 MIXING AND PREPARATION OF COMPOSITE SAMPLES
19 - A9 IDENTIFICATION
21 - APPENDIX B - INFORMATION ON CHEMICAL ADMIXTURES FOR USE IN CONCRETE
21 - B1 SCOPE
21 - B2 DESCRIPTIONS AND TYPES OF ADMIXTURE
21 - B2.1 Admixture
21 - B2.2 Air-entraining admixture (Type AEA)
21 - B2.3 Water-reducing admixture (Type WR)
21 - B2.4 Set-retarding admixture (Type Re)
21 - B2.5 Set-accelerating admixture (Type Ac)
21 - B2.6 Water-reducing and set-retarding admixture (Type WRRe)
21 - B2.7 Water-reducing and set- accelerating admixture (Type WRAc)
21 - B2.8 High range water-reducing admixture (Type HWR)
22 - B2.9 High range water-reducing and set- retarding admixture (Type HWRRe)
22 - B2.10 Medium-range, water-reducing admixture (Type MWR)
22 - B2.11 Special purpose normal-setting admixture (Type SN)
22 - B2.12 Special purpose set-retarding admixture (Type SRe)
22 - B2.13 Special purpose set-accelerating admixture (Type SAc)
22 - B3 USE OF ADMIXTURES
22 - B4 CLASSES OF ADMIXTURE
24 - B5 ACTION OF ADMIXTURES
24 - B5.1 General
24 - B5.2 Effect of different cements
24 - B5.3 Importance of mixing sequence
25 - B5.4 Effects of temperature
25 - B5.5 Effects of overdoses
25 - B5.6 Storage
26 - B5.7 Effect of batch size and mixing action
26 - B5.8 Steam curing
26 - B5.9 Compatibility of admixtures
26 - B5.10 Volume change
27 - B5.11 Durability of concrete
27 - B6 AIR-ENTRAINING ADMIXTURES
28 - B7 WATER-REDUCING AND SET-CONTROLLING ADMIXTURES
28 - B8 HIGH RANGE WATER-REDUCING AND SET-CONTROLLING ADMIXTURES
28 - B8.1 Applications
28 - B8.2 General characteristics
29 - B8.3 Formwork
29 - B8.4 Placing
29 - B8.5 Compaction
29 - B8.6 High range water reduction
29 - B9 SET-ACCELERATING ADMIXTURES
29 - B9.1 General
29 - B9.2 Principal effects on concrete
30 - B9.3 Use of calcium chloride
31 - B9.4 Cold weather concreting
31 - B10 MID-RANGE WATER-REDUCING ADMIXTURES
32 - B11 SPECIAL PURPOSE ADMIXTURES
32 - B11.1 General
32 - B11.2 Types of special purpose admixtures
34 - B12 TESTING OF ADMIXTURES FOR GENERAL ACCEPTANCE AND UNIFORMITY
34 - B13 FURTHER INFORMATION
36 - APPENDIX C - DETERMINATION OF CHLORIDE ION CONTENT IN ADMIXTURES
36 - C1 SCOPE
36 - C2 APPARATUS
36 - C3 SELECTIVE ION ELECTRODE METHOD
36 - C3.1 Application
36 - C3.2 Principle
36 - C3.3 Reagents
37 - C3.4 Procedure
37 - C3.5 Calculation
37 - C4 POTENTIOMETRIC METHOD
37 - C4.1 Application
37 - C4.2 Principle
38 - C4.3 Reagents
38 - C4.4 Procedure
38 - C4.5 Calculation
39 - C5 RECORDS
40 - APPENDIX D - INFORMATION ON THICKENING ADMIXTURES FOR USE IN CONCRETE, MORTAR AND GROUT
40 - D1 SCOPE
40 - D2 DESCRIPTION
40 - D2.1 Thickening admixture
40 - D3 CLASSES
40 - D4 METHODS OF USING THICKENING ADMIXTURES
41 - D5 EFFECTS ON PROPERTIES OF FRESH AND HARDENED MIXTURES
42 - D6 USE OF THICKENING ADMIXTURES
42 - D7 TESTING
43 - APPENDIX E - INFORMATION ON SHRINKAGE- REDUCING AND SHRINKAGE-COMPENSATING ADMIXTURES FOR USE IN CONCRETE, MORTAR AND GROUT
43 - E1 SCOPE
43 - E2 DESCRIPTION
43 - E2.1 Shrinkage-reducing admixture
43 - E2.2 Shrinkage-compensating admixture
43 - E3 USES
43 - E4 TYPES OF SHRINKAGE-REDUCING ADMIXTURES
44 - E5 TYPES OF SHRINKAGE-COMPENSATING ADMIXTURES
44 - E5.1 Gas generating admixtures
45 - E5.2 Admixtures that modify the cement hydration process
45 - E5.3 Lime-based admixtures
45 - E5.4 Additional information
47 - APPENDIX F - INFORMATION ON PERMEABILITY-REDUCING ADMIXTURES FOR USE IN CONCRETE, MORTAR AND GROUT
47 - F1 SCOPE
47 - F2 USE OF TERMS
47 - F3 DESCRIPTION
47 - F3.1 Permeability-reducing admixture
47 - F4 CLASSES
47 - F5 USE OF ADMIXTURES
48 - F6 MOISTURE TRANSMISSION
48 - F6.1 General
49 - F6.2 Moisture transmission through slabs
49 - F7 EFFECTS ON OTHER PROPERTIES OF CONCRETE
49 - F7.1 User to determine
49 - F7.2 Results of side effect
50 - F8 PRODUCTION OF LOW-PERMEABILITY CONCRETE
50 - F8.1 Permeability-reducing admixtures
50 - F8.2 Cementitious materials
50 - F8.3 Aggregate
50 - F8.4 Shrinkage and temperature movements
50 - F8.5 Placement of concrete
50 - F8.6 Curing
51 - REFERENCES
51 - General
51 - Testing

Sets out the requirements for chemical admixtures to be added to concrete mixes incorporating portland and blended cements.

Committee
BD/33
DocumentType
Standard
ISBN
0 7337 3513 4
Pages
47
ProductNote
Reconfirmed 14/09/2018.
This standard has been reconfirmed in Australia in 2018 and remains current in New Zealand. Reconfirmation Notice 14/09/2018
PublisherName
Standards Australia
Status
Current
Supersedes

This Standard specifies requirements for chemical admixtures to be added to concrete mixes incorporating portland and blended cements.NOTES: 1 Sampling procedures are given in Appendix A.2 Information on admixtures for use in concrete is given in Appendix B.3 Guide to determine the chloride ion content in admixtures is given in Appendix C.4 Information on thickening admixtures is given in Appendix D.5 Information on shrinkage-reducing and shrinkage-compensating admixtures is given in Appendix E.6 Information on permeability-reducing admixtures is given in Appendix F.7 Admixtures that have been acceptance tested and approved to AS 14781992 and that meet the requirements of this Standard do not require re-assessment.

Originated in part as part of AS A173-1969 and AS CA58-1969.
Previous edition AS1478-1992.
Revised and redesignated AS 1478.1-2000.

AS 3972-1997 Portland and blended cements
AS 1379-1997 Specification and supply of concrete
AS 1012.4.3-1999 Methods of testing concrete Determination of air content of freshly mixed concrete - Measuring air volume when concrete dispersed in water
AS 1012.4.2-1999 Methods of testing concrete Determination of air content of freshly mixed concrete - Measuring reduction in air pressure in chamber above concrete
AS 1012.5-1999 Methods of testing concrete Determination of mass per unit volume of freshly mixed concrete
AS 2350.2-1991 Methods of testing portland and blended cements - Chemical composition of portland cement
AS 1012.3.1-1998 Methods of testing concrete Determination of properties related to the consistency of concrete - Slump test
AS 2758.1-1998 Aggregates and rock for engineering purposes - Concrete aggregates
AS 2162.1-1996 Verification and use of volumetric apparatus General - Volumetric glassware
AS 1012.9-1999 Methods of testing concrete Determination of the compressive strength of concrete specimens
AS 1012.4.1-1999 Methods of testing concrete Determination of air content of freshly mixed concrete - Measuring reduction in concrete volume with increased air pressure
AS 1152-1993 Specification for test sieves
AS 1012.13-1992 Methods of testing concrete Determination of the drying shrinkage of concrete for samples prepared in the field or in the laboratory
AS/NZS 2350.8:1999 Methods of testing portland and blended cements Fineness index of portland cementby air permeability method
AS 1012.8.1-2000 Methods of testing concrete Method for making and curing concrete - Compression and indirect tensile test specimens
AS 3799-1998 Liquid membrane-forming curing compounds for concrete (Reconfirmed 2018)
AS 1012.18-1996 Methods of testing concrete Determination of setting time of fresh concrete, mortar and grout by penetration resistance (Reconfirmed 2014)
AS 1012.6-1999 Methods of testing concrete Method for the determination of bleeding of concrete

AS 1085.14-2012 Railway track material Prestressed concrete sleepers
AS/NZS 3500.4:2015 Plumbing and drainage Heated water services
AS/NZS 3500.2:2018 Plumbing and drainage Sanitary plumbing and drainage
AS 1597.1-2010 Precast reinforced concrete box culverts Small culverts (not exceeding 1200 mm span and 1200 mm height)
AS/NZS 3500.1:2018 Plumbing and drainage Water Services
AS 3600-2001 Concrete structures
AS 4139-2003 Fibre-reinforced concrete pipes and fittings (Reconfirmed 2018)
AS 1597.2-2013 Precast reinforced concrete box culverts Large culverts (exceeding 1200 mm span or 1200 mm height and up to and including 4200 mm span and 4200 mm height)
AS/NZS 3500.5:2012 Plumbing and drainage Housing installations
AS 3958.1-2007 Ceramic tiles Guide to the installation of ceramic tiles
AS/NZS 4058:2007 Precast concrete pipes (pressure and non-pressure)
AS/NZS 3500.4:2003 Plumbing and drainage Heated water services
AS/NZS 3500.2:2003 Plumbing and drainage Sanitary plumbing and drainage
AS 2050-2002 Installation of roof tiles
AS 3700:2018 Masonry Structures
AS/NZS 3500.3:2003 Plumbing and drainage Stormwater drainage
AS 1379-2007 Specification and supply of concrete (Reconfirmed 2017)
AS 1085.14-2003 Railway track material Prestressed concrete sleepers
AS 3700-2001 Masonry structures
AS 3700-2011 Masonry structures
AS 3600:2018 Concrete structures
AS/NZS 3500.3:2018 Plumbing and drainage Stormwater drainage
AS 5100.5:2017 Bridge design Concrete
AS/NZS 3500.5:2000 Plumbing and Drainage Domestic installations
AS 2049-2002 Roof tiles (Reconfirmed 2015)
AS 3600-2009 Concrete structures
AS/NZS 3500.4:2018 Plumbing and drainage Heated water services
AS 3996:2019 Access covers and grates
AS/NZS 3500.1:2003 Plumbing and drainage Water services
AS/NZS 3500.3:2015 Plumbing and drainage Stormwater drainage
AS 1478.2-2005 Chemical admixtures for concrete, mortar and grout Methods of sampling and testing admixtures for concrete, mortar and grout (Reconfirmed 2018)
AS 3850-2003 Tilt-up concrete construction

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