they are finally able to set the dog free

After digging through the

This is the wonderful moment a terrified Alsatian is finally set free after being stuck in a sewer for four days.

Rescuers helped the dog out after it had managed to survive with its head and paws sticking out by the road.

The rescue occurred in the city of Bahia Blanca, in the eastern Argentine province of Buenos Aires.

Poor pooch: An Alsatian stands with its head trapped under the concrete by the roadside

A short film shows a police officer crouching over a small drain hole trying to keep the dog calm.

A worker widens the hole with a hammer before officers are able to push the mutt's head out from where it was wedged.

Finally they free the exhausted dog and pull it up onto the pavement.

Local authorities were called out after residents spotted the pooch and raised the alarm.

They had kept it in good health by providing it with food and water while it was trapped.

Dramatic rescue: Local authorities saved the dog after drilling into the sewer

The dog is finally set free after surviving for four days in the sewer under the concrete

Officers of the Civil Defence Force carried out the rescue mission with the aid of construction workers, who had to dig up the pavement and concrete over the sewer.

Photographs show how badly the canine was stuck, with a construction worker forced to work in a deep hole that needed to be dug.