ENTSOG TYNDP 2017 - Main Report

F.4.3 INFRASTRUCTURE

Infrastructure levels The status of projects are used to define three infrastructure levels. A fourth infrastructure level is considered in relation to the previous PCI list. These infrastruc- ture levels are used in the TYNDP for the assessment of the European gas system. More information is available in the Infrastructure chapter, section 4.4. Existing capacities Transmission capacities collected from TSOs, based on their expertise regarding the hydraulic behaviour of their network. They are the firm capacities as of 1 January 2016. The data is available in Annex D. Project capacities Planned capacities to be developed by the projects. They are collected from the Pro- moters. Project data Provided by projects promoters on ENTSOG’s Project Data Portal, during May 2016. For further information, refer to Annex A. Lesser-of-rule Where two interconnected capacities are reported with different values, the lowest capacity is considered for the calculations.

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Ten-Year Network Development Plan 2017 Main Report