Complex sentence: The line also sees freight services taking gas condensate from a terminal at North Walsham to Harwich and a new service sending spent ballast to North Walsham for onwards sale and disposal.
Split into simpler sentences: The line also sees freight services taking gas condensate from a terminal at North Walsham to Harwich. A service was in place that sent spent ballast to North Walsham for onwards sale and disposal.