91112, GR 09.30 London Kings Cross-Edinburgh Waverley (1S10, RT), Biggleswade Grasmere Road footbridge
91112 leads the 09.30 Kings's Cross to Edinburgh under the
A1 dual carriageway to the south of Biggleswade. The are six tracks in view here with the two to the far side being associated with some sidings to the south of Biggleswade station.