interconnecting

verb

1. (form-of, gerund, participle, present)present participle and gerund of interconnect

   “But the design of the '730s' wasn't just about the seating formation. The Metro-style walkthrough interior was chosen because it is much more spacious than the '323s', where the interconnecting doors between carriages, narrow central aisle, and cramped areas by the passenger doors had been deemed particularly constraining.”