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ISO/AWI TS 18734
Guideline for Elastomeric Barriers, Waterproofing, and Protection of Underground Concrete Structures
ISO/TS 16774-1
Test methods for repair materials for water-leakage cracks in underground concrete structures - Part 1: Test method for thermal stability
ISO/TS 16774-5
Test methods for repair materials for water-leakage cracks in underground concrete structures - Part 5: Test method for watertightness
ISO/TS 16774-6
Test methods for repair materials for water-leakage cracks in underground concrete structures - Part 6: Test method for response to the substrate movement
IEC/SC 23A/WG 14
Underground conduit systems for electrical cales and/or communication cables
IEC/SC 23A/MT 14
Underground conduit systems for electrical cales and/or communication cables
IEC/SC 31J/WG 1
Specific requirements for underground mining electrical equipment and installations
CLC/TC 213/WG 04
Conduit systems buried underground
CLC/TC 213/WG 02
Conduit systems including conduit fixing devices and liquid tight sheathing (underground conduit is excluded).
CLC/TC 213/WG 09
Cover plates and cover tapes for the protection and warning of the location of buried cables or buried conduits in underground installations
