Complex sentence: The new signalling system is expected to be operational by 2018 and trains will run with Automatic train control (ATC) under Automatic train operation (ATO) GoA 3 (DTO).
Split into simpler sentences: The new signalling system is expected to be operational by 2018. Trains will run with Automatic train control (ATC) under Automatic train operation (ATO) GoA 3 (DTO).