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BS 1438:2004

Current

Current

The latest, up-to-date edition.

Aggregates. Single-sized aggregates for use as a medium in biological percolating filters

Available format(s)

Hardcopy , PDF

Language(s)

English

Published date

05-03-2004

€140.23
Excluding VAT

Committees responsible
Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Geometrical requirements
5 Impurities
6 Durability
7 Designation and description
8 Marking and labelling
Annex A (normative) Method for the determination of
        soundness (sodium sulfate soundness test)
Bibliography

Describes the properties of single-sized aggregates for use as a medium in biological percolating filters.

Committee
B/502
DevelopmentNote
Supersedes BS 1438(1971). (03/2004) Reviewed and confirmed by BSI, December 2009. (11/2009)
DocumentType
Standard
Pages
12
PublisherName
British Standards Institution
Status
Current
Supersedes

This British Standard specifies the properties of single-sized aggregates for use as a medium in biological percolating filters.

NOTE Suitable aggregates include crushed natural aggregate, metallurgical slags, selected bottom ashes, sintered pulverized fuel ash and other similar materials.

BS EN 933-1:2012 Tests for geometrical properties of aggregates Determination of particle size distribution. Sieving method
BS EN 13242:2013 Aggregates for unbound and hydraulically bound materials for use in civil engineering work and road construction
BS EN 933-2:1996 Tests for geometrical properties of aggregates Determination of particle size distribution. Test sieves, nominal size of apertures
BS EN 932-1:1997 Tests for general properties of aggregates Methods for sampling
BS 812-105.1:1989 Testing aggregates. Methods for determination of particle shape Flakiness index
BS EN 932-5:2012 Tests for general properties of aggregates Common equipment and calibration
BS EN 932-2:1999 Tests for general properties of aggregates Methods for reducing laboratory samples
BS EN 932-3:1997 Tests for general properties of aggregates Procedure and terminology for simplified petrographic description
BS EN 933-3:2012 Tests for geometrical properties of aggregates Determination of particle shape. Flakiness index

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