08/30187745 DC : 0
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
BS EN 12566-6 - SMALL WASTEWATER TREATMENT SYSTEMS FOR UP TO 50 PT - PART 6: PREFABRICATED TREATMENT UNITS FOR SEPTIC TANK EFFLUENT
Hardcopy , PDF
28-02-2013
English
Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Symbols and abbreviations
5 Nominal designation of the unit
6 Requirements
6.1 Design
6.1.1 General
6.1.2 Overall dimensions
6.1.3 Inlets, outlets, internal pipework and connections
6.1.4 Access
6.1.5 Safety
6.2 Load bearing capacity
6.2.1 General
6.2.2 Load bearing capacity determined by calculation
6.2.3 Load bearing capacity determined by testing
6.3 Secondary treatment efficiency
6.3.1 General
6.3.2 Secondary treatment efficiency ratio
6.3.3 Micro-organism reduction
6.4 Watertightness
6.5 Durability
7 Evaluation of conformity
7.1 General
7.2 Initial type tests (ITT)
7.3 Factory production control (FPC)
7.3.1 General
7.3.2 Raw materials and components
7.3.3 Production process
7.3.4 Finished unit control and testing
8 Marking
8.1 Marking of the unit
8.2 Technical information accompanying the unit
9 Installation instructions
10 Operation and maintenance instructions
Annex A (normative) Secondary treatment efficiency test procedure
A.1 Selection of the unit and its preliminary evaluation
A.1.1 General
A.1.2 Installation and commissioning
A.1.3 Operation and maintenance procedures during testing
A.1.4 Data to be monitored
A.2 Test procedure
A.2.1 Time for establishment
A.2.2 Influent characteristics
A.2.3 Daily flow pattern for testing
A.2.4 Test method
A.2.5 Influent and effluent sampling
A.3 Sample analysis
A.4 Test report
Annex B (normative) - Presentation of the micro-organisms
test results
Annex ZA (informative) - Clauses of this European Standard
addressing the provisions of the EU Construction
Products Directive
ZA.1 Scope and relevant characteristics
ZA.2 Procedure of attestation of conformity of prefabricated
secondary treatment units
ZA.2.1 Systems of attestation of conformity
ZA.2.2 EC declaration of conformity
ZA.3 CE Marking and labelling
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