Runway surface bars are intended to indicate the starting point of the runway for use in landing, the pilot would have know that the runway where a number of this white bar can tell the width of the runway on schedule.
The surface of the runway is intended to indicate the beginning of the runway used for landing, pilots will know that the head of the runway where the white bar that shows the width of the runway at the table.
The runway surface has to tell the origin of the runway for use in gliding down the pilot will know that the runway where the head of the white stripes can tell the width of the runway by the table.