The Bavarian engineers, for example, had blown 20 mines in the sector by March 1915.

The engineer was blowing for the road crossing.

He said engineers blew the whistle not only as required at road crossings but whenever there was a vehicle or person too near the tracks.

Also, engineers will blow their horns 15 to 20 seconds before reaching a crossing.

If they don't have the engineers to blow them, have them blocked.

German engineers had blown the bridge.

When every man was accounted for, engineers blew the bridge.

The police said the engineer of the train blew the whistle before crossing the intersection.

The engineer is blowing for Hilldale, because I notified the conductor we were getting off there.

An engineer may blow a horn too late.