Scotrail has announced that services in the Central Belt are being disrupted by trespassers on the line.
The train operator tweeted: “Due to trespassers on the railway between Glasgow Queen Street and Greenfaulds disruption is expected.
“Train service between Glasgow Queen Street and Edinburgh via Falkirk Grahamston and Cumbernauld may be cancelled, delayed or revised as a result.”
Scotrail has advised passengers that their tickets or Smartcard can be used on some alternative buses at no extra cost.
First Buses for Glasgow, Springburn, Stepps, Gartcosh, Greenfaulds, Cumbernauld, Falkirk Grahamston on bus Services - 8, 38, 41, 60/A, X3 can be used.