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Homepage>BS Standards>23 FLUID SYSTEMS AND COMPONENTS FOR GENERAL USE>23.040 Pipeline components and pipelines>23.040.01 Pipeline components and pipelines in general>BS 4508-4:1977 Thermally insulated underground pipelines Specific testing and inspection requirements for cased systems without air gap
immediate downloadReleased: 1977-06-30
BS 4508-4:1977 Thermally insulated underground pipelines Specific testing and inspection requirements for cased systems without air gap

BS 4508-4:1977

Thermally insulated underground pipelines Specific testing and inspection requirements for cased systems without air gap

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Standard number:BS 4508-4:1977
Pages:16
Released:1977-06-30
ISBN:0 580 09694 7
Status:Standard
DESCRIPTION

BS 4508-4:1977


This standard BS 4508-4:1977 Thermally insulated underground pipelines is classified in these ICS categories:
  • 23.040.01 Pipeline components and pipelines in general

This Part of BS 4508 specifies specific requirements for the testing, inspection and certification of pipe-in-pipe systems with an insulated service or product pipe enclosed in a pressure-tight casing; general requirements are specified in Part 3.

Data on soil conductivity are given in Appendix A.


Testing, inspection and certification of pipe-in-pipe distribution systems with an insulated service or product pipe enclosed in a pressure-tight casing.