The only roads are dirt tracks barely navigable by four-wheel-drive vehicles - except when the rainy season makes the area completely impassible.

There was a single road running precariously along the peninsular spine; grass and weeds nibbling away at the edges of the tarmac had reduced it to a barely navigable strip.

The town plows had not cleared the recent snowfall, and the road was barely navigable in her Subaru.

The narrow strip of highway looked barely navigable.

Commercial carrying ceased in the 1930s but it lingered on into the 1950s as a barely navigable waterway.

This year, he planned to take nine pickers 100 miles up the Yukon River to a shallow, silt-obstructed, barely navigable tributary and build a small camp in the woods.

It was claustrophobically narrow for one person even in a regular uniform, and barely navigable for one wearing a pressure suit.

The alley ended at a connecting road to the red light block, with another, barely navigable dirt fork angling off in the direction of the beach.

The Guosssom shrew flotilla cut off down sidestreams and weaved its course along barely navigable waterways shrouded by hanging vegetation from tree, bush and foliage.

The wave of music that prompted Amy Davis of Bowling Green, Ohio, to create the Lovely Mrs. Davis site last year has become barely navigable.