a man is showing how to use a screed rail outdoors.
a man is using a screed rail between paver height pads to create underside of paver level pad
A man is leveling sand to build a floor on top of it.
A man is using a rail and putting it to make a leveled pad.
A man crawls on the ground and places a board in the sand.
A man adjusts a long metal pole in a sandy area to create a groove in the sand.
A man works in the sand laying a board down to make a path.
A man is laying out cement and making it level with a paver leveler tool.
A man is constructing something above dirt by using a piece of railing.
A man shows how paver height pads can be used in a project.