BULGARIA: Transmashholding’s Metrowagonmash unveiled two four-car metro trainsets modernised for the metro of Sofia, on February 4.

The 81-717.4/714.4 cars used on lines 1 and 2 have been equipped with new anti-skid wheel slide protections, safety standards-compliant interior materials, shockproof glass, smoke and temperature sensors and a new passenger information system equipment. The end cars also had installed dedicated zones for wheelchairs and prams.

According to Metrowagonmash, modernisation of the metro trainsets will extend their service life by 15 years and reduce their maintenance cost.

The modernisation contract was signed in December 2018, and it has an option for the modernisation of another 40 cars of the same type in the coming years.