The voice of the networks
The voice of the networks
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2020
Category: Regulation
Type: Consultation
This document explains the differences applied in v2.0 compared to v1.1 in detail with the required explanation and justification behind the need for the changes including worked examples whe
2020
Category: Regulation
Type: Consultation
RIIO-ED2 Consultation to seek the views of Stakeholders as to the proposed incremental changes to the Common Network Asset Indices Methodology (CNAIM) from current version (v1.1), as directed
2020
Category: Regulation
Type: Consultation
A common framework of Common Network Asset Indices Methodology (CNAIM) definitions, principles and calculation methodologies, adopted across all Great Britain Distribution Network Operators (
2018
Category: Gas
Type: Standards and Codes
Gas Industry Standard (GIS/V9 Part 1) specification for the performance requirements for slamshut valves for governor installations with inlet pressures in the range greater than 75 mbar to n
2020
Category: Gas
Type: Standards and Codes
Specification for distribution valves, Part 2: Plastics bodied valves of sizes up to and including 180 mm suitable for operation at pressures not exceeding 5.5 bar
2007
Category: Gas
Type: Standards and Codes
Specification for service isolation valves up to 50 mm diameter for use up to 2 bar maximum working pressures. (Reviewed 2023).
2006
Category: Gas
Type: Standards and Codes
Specification for sealant replacement for valves operating up to and including 2 bar. (Reviewed 2023).
2006
Category: Gas
Type: Standards and Codes
Specification for bypass equipment with integral pressure monitoring points for MP PE mains. (Reviewed 2023).
2006
Category: Gas
Type: Standards and Codes
Specification for live mains abandonment equipment for low pressure mains. (Reviewed 2023).
2006
Category: Gas
Type: Standards and Codes
Specification for access tool for live entry into a low pressure polyethylene service. (Reviewed 2023).
2006
Category: Gas
Type: Standards and Codes
Specification for tooling for the removal of caps and plugs from live low pressure services. (Reviewed 2023).
2006
Category: Gas
Type: Standards and Codes
Specification for holesaws and holesaw taps for use on gas pipes with operating pressures not greater than 2 bar. (Reviewed 2023).
2006
Category: Gas
Type: Standards and Codes
Specification for non-tap mains sealing plugs for use in access holes from 2 in to 6 in diameter and for use up to 2 bar MOP. (Reviewed 2023).
2006
Category: Gas
Type: Standards and Codes
Specification for live riser transfer technique. (Reviewed 2023).
2024
Category: Gas
Type: Standards and Codes
Specification for polyethylene (PE) pipes and fittings for natural gas and suitable manufactured gas, Part 9: Flexible Twin-walled Corrugated Pipes for Use at Pressures up to 75 mbar
2023
Category: Gas
Type: Standards and Codes
Specification for polyethylene pipes and fittings for natural gas and suitable manufactured gas, Part 7: Squeeze-off tools and equipment. (Reviewed 2023).
2018
Category: Gas
Type: Standards and Codes
Specification for polyethylene pipes and fittings for natural gas and suitable manufactured gas, Part 6 - Spigot end fittings for electrofusion and/or butt fusion purposes. (Reviewed 2023).
2019
Category: Gas
Type: Standards and Codes
Gas Industry Standard (GIS/PL2 Part 4) specification for polyethylene (PE) pipes and fittings for natural gas and suitable manufactured gas part 4 - fusion fittings with integral heating element(s)
2018
Category: Gas
Type: Standards and Codes
Specification for polyethylene pipes and fittings for natural gas and suitable manufactured gas, Part 5: Electrofusion ancillary tooling. (Reviewed 2023).
2006
Category: Gas
Type: Standards and Codes
Specification for methods of repairing joints on screwed pipework
2006
Category: Gas
Type: Standards and Codes
Specification for methods of repairing leaking ferrous gas mains, Part 4: Pipe repair clamps, split collars and under pressure branch connections. (Reviewed 2023).
2006
Category: Gas
Type: Standards and Codes
Specification for methods of repairing leaking ferrous gas mains, Part 3 - Internal sealing methods
2006
Category: Gas
Type: Standards and Codes
Specification for methods of repairing leaking ferrous gas mains, Part 1 - External systems (excluding joint and pipe clamps).
2006
Category: Gas
Type: Standards and Codes
External sealant injection systems for joint repair on metallic distribution pipe operating at pressures of 2 bar or less
2009
Category: Gas
Type: Standards and Codes
Gas Industry Standard (GIS/LC14) specification for the physical, chemical and mechanical performance requirements of sealant materials used to prevent the passage of gas along the annulus for
2006
Category: Gas
Type: Standards and Codes
Gas Industry Standard (GIS/LC12) specification for joint penetrating repair systems, for internal or external application, to pipes using either lead/yarn or mechanical type joints and opera
2018
Category: Gas
Type: Standards and Codes
Gas Industry Standard (GIS/L2) specification for steelpipe 21.3 mm to 1219mm outside diameter for operating pressures up to 7 bar (supplementary to BS EN ISO 3183 PSL 2) (2018) Product approv
2006
Category: Gas
Type: Standards and Codes
Specification for equipment for odour intensity monitoring (2006) Product approval requirement: Kitemark
2020
Category: Gas
Type: Standards and Codes
Gas Industry Standard (GIS/F9:2020) specification for metric and imperial stainless-steel single and twin ferrule compression fittings for tubes (2020) Product approval requirement: Kitemark
2006
Category: Gas
Type: Standards and Codes
Gas Industry Standard (GIS/F7) specification for steel welding pipe fittings 15mm to 450mm inclusive nominal size for operating pressures not greater than 7 bar
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