it determines, for each municipality of the coast, danger and global vulnerability of accidental contamination of marine waters, as well as the risk of danger and vulnerability combination. The danger takes into account the fixed and mobile focus and vulnerability is determined by socio-economic and environmental.

Identification of the municipalities through which the pipeline passes.

Areas that according to geomorphological criteria can be classified as flood zones of dejection cones-type.

Vulnerable elements that would be affected by the dam in the event of a breakage hypothesis.

The ZIF (defenceless zone) is defined as the minimum security zone necessary to guarantee the viability of self-protection of vulnerable elements in the context of an accident in the transport of dangerous goods. The extension of this zone is conditioned by the necessary response time and the intensity of the effects of foreseeable accidents. The distances of the ZIF for the scenarios of long-range toxic cloud, short-range toxic cloud, serious explosion, flammable cloud and puddle fire are established in "The Technical Instruction of the DGPC regarding the preparation of reports on the conditions minimum requirements that new urban developments must comply with to be located within the identified chemical risk zones due to the transport of dangerous goods by road and rail" (ITMMPP).

It delimits the security strip with control of compatible vulnerable elements (not residential or public concurrence except compatible industrial uses and other exceptions) to ensure the capacity of application of self-protection measures by the population based on the proximity of the population to Focus of the emergency, response time and possible effects.

Thematic coverage of the municipalities of Catalonia in which the maximum danger level in relation to the transport of dangerous goods by road mode is represented. The danger level takes into account, apart from the flow of dangerous goods, the type of substances transported. The danger may come from a section of the road network that crosses the municipal area or by a section that, without crossing the territory, is at a distance equal to or less than 500 meters from the municipal area.

Identification of the municipalities through which the ethylene pipeline passes.