To find easily the necessary information, use the different options for advanced search below, e.g. search by technical committee; by keyword in Bulgarian/English; by reference and others.
Tunnel boring machines - Air locks - Part 1: requirements for air locks utilising compressed air as the pressurising or breathing medium along with requirements for oxygen breathing systems for decompression purposes
40.60 Close of voting
Tunnel boring machines - Air locks - Part 2: Safety requirements for the use of non-air breathing mixtures and saturation techniques in personnel locks and for pressurised transfer shuttles
40.60 Close of voting
90.93 Standard confirmed
95.60 Close of voting
Tunnelling machines - Road headers and continuous miners - Safety requirements
90.93 Standard confirmed
Railway applications - Aerodynamics - Part 5: Requirements and assessment procedures for aerodynamics in tunnels
60.60 Standard published
Railway applications - Aerodynamics - Part 5: Requirements and assessment procedures for aerodynamics in tunnels
60.60 Standard published
Mechanical vibration — Measurement of vibration generated internally in railway tunnels by the passage of trains
90.93 Standard confirmed
Mechanical vibration — Ground-borne noise and vibration arising from rail systems — Part 1: General guidance
90.93 Standard confirmed