/ /1775 | Ayr Waggonway Opened from Newton Colliery and Whiteletts Colliery to Ayr Harbour for George Taylor and Company. |
/ /1781 | Ayr Waggonway Newton colliery begins to close. |
/ /1786 | Ayr Waggonway Newton colliery closed. |
/ /1824 | Ayr Waggonway Re-laid with iron edge rails. |
/ /1832 | Ayr Waggonway Closed. |