Rusted Tread Plate Metal Texture
This metallic tread plate is highly rusted and oxidized. Rust and dirt is everywhere, especially on studs.
 
Dirt Tread Plate Metal Texture
This metallic tread plate has a black painted base with shiny silver studs. Dirt is everywhere, especially around edges of studs.
Worn Metal Tread Plate with Round Studs
It is a studded tread plate texture which is highly worn and is rusty in more areas.

It can also be used to texture walls.
 
Metal Tread Plate with Round Studs
It is a steel tread plate with circular studs. Each stud has a hole in the middle. It can also be used for texturing walls.
Tactile Pavement Sidewalk Tile Texture
They are typical tactile pavement tiles which you can find on almost every street in modern cities. Each tactile tile has bumped up flat dots. Each dot or circle has tiny crosses on the top to increase the fiction of the ground.

This paving tiles are usually used with its companion tiles Tiles 0011.

These tiles have a pattern of dots while its complementary tiles Tiles 0011 have a pattern of 3 bands.
Metal Treadplate Texture with Tiny Crosses
Have you ever noticed what the metallic texture of a train is ? This texture can be found on doors of underground trains. When your face is pushed to a train door during rush hours, you will discover the surface of train doors are covered with well aligned tiny crosses.
Rusty Metal Treadplate Texture with Classic Pattern
This metal pattern exists in many places, e.g. floors of elevators. It is the most typical 5-strip pattern for increasing fiction.

It is not just a metal plate, but also a rusty texture. Dirt is also on the surface.
Rusty Metal Treadplate Texture with Cross Pattern
It is a rusty metal plate with typical cross patterns cover the whole surface. The bumpy cross pattern is used to increase the fiction and grip of metal especially when it is being used for flooring.

Dirt can also be found on the texture.