Above and placed horizontally, like an altar, is a single train rail.

Lane control signals of the latter type are usually placed horizontally.

Rumble strips are raised lines placed horizontally on a road.

The bar is placed horizontally in front of the lifter's legs.

They are typically placed horizontally on wooden stands and played with sticks.

Nowadays the remains of the twelve horizontally placed arches can still be seen.

Twine or wire placed horizontally around the poles often add plant support.

The bamboos, placed horizontally, are supported by two bases, one at each end.

This machine consists of a feeding table upon which the stalks are placed horizontally.

Placed horizontally across the dark and light bands, they imply a sequence of steps in a journey.