1.1 Scope of prEN 1991-1-7(1) prEN 1991 1 7 provides actions and rules for safeguarding buildings and other civil engineering works against identifiable accidental actions.NOTE 1 Identifiable accidental actions include impact from vehicles and internal explosions.NOTE 2 Rules on impact from vehicles travelling on a bridge deck are given in prEN 1991 2.(2) prEN 1991 1 7 also covers actions and rules for tying systems and key members; information on risk assessment; dynamic design for impact; actions for internal explosions; actions from debris.1.2 Assumptions(1) The general assumptions of EN 1990 apply to prEN 1991 1 7.(2) prEN 1991 1 7 is intended to be used in conjunction with EN 1990, EN 1991 (all parts) and the other Eurocode parts for the design of structures.