CEI EN 50341-1 : 2013

0 Introduction
1 Scope
2 Normative references, definitions and symbols
3 Basis of design
4 Actions on lines
5 Electrical requirements
6 Earthing systems
7 Supports
8 Foundations
9 Conductors and earth-wires
10 Insulators
11 Hardware
12 Quality assurance, checks and taking-over
Annex A (informative) - Strength coordination
Annex B (informative) - Conversion of wind velocities and
        ice loads
Annex C (informative) - Application examples of wind loads -
        Special forces
Annex D (informative) - Statistical data for the Gumbel
        distribution of extremes
Annex E (normative) - Theoretical method for calculating
        minimum air clearances
Annex F (informative) - Empirical method for calculating
        mid span clearances
Annex G (normative) - Calculation methods for earthing
        systems
Annex H (informative) - Installation and measurements
        of earthing systems
Annex I
Annex J (normative) - Angles in lattice steel towers
Annex K (normative) - Steel poles
Annex L (informative) - Design requirements for supports
        and foundations
Annex M (informative) - Geotechnical and structural design
        of foundations
Annex N (informative) - Conductors and overhead earth wires
Annex O
Annex P (informative) - Tests on insulators and insulators sets
Annex Q (informative) - Insulators
Annex R (informative) - Hardware

Pertains to new overhead electric lines with nominal system voltages exceeding AC 1 kV and with rated frequencies below 100 Hz.