Simplify the following text for a Grade 8 native English-speaking person.
Original: Platforms 13-16 are served by a footbridge ( with lifts and escalators ) from the main station entrance , while platform 17 adjoins directly on to the main station concourse .
Simplified: Platforms 2 and 13-15 are served by a footbridge ( with lifts and escalators ) from the main station entrance . Platform 1 joins directly onto the main station concourse .