A large X, referred to as a crossbuck.
Yes. some are yellow and shaped circle with black 'X' and R R . and some are just the 'X' shape and white in color with 'railroad crossing' in black. one word for each piece of matieral that is used
You are describing a railroad crossing sign.
An advance railroad sign is round and has a yellow background with a black X and black R's on each side of the X. The sign at the site of the tracks is an X shaped sign that is white with black text and says "Railroad Crossing" with the words crossed on each leg of the X. Crossbuck.See the related link for a site with pictures of US traffic signs.
A Cross-buck *Added - These signs, with the words RAIL ROAD CROSSING, are required at nearly all publc highway-railroad grade crossings in the US, and are generally mounted within 20 feet of the actual crossing. In Canada, a set that is white with red border is replacing the US type.
In North America, they're round.
A large X, referred to as a crossbuck.
Railroad crossing signs are either a white x shape with the words railroad crossing inside of them or a yellow circle with a black x and the letter R on the left and right side.
railroad crossing signs are railroad crossing signs, a baby could figure that one out.
It is red and white shaped like a cross.
The purpose of a railroad crossing sign, is to let you know that there is a railroad coming up or that there is one right in front of you.
The Transcontinental Railroad
Be happy and think then you will get the answer
level crossing = railroad crossing
railroad crossing sign
Railroad crossing
The road sign is a large yellow circle with a black X across the circle. The railroad can also erect their own RR crossing warning signs which consist of a two planks of wood (or other material) configured into a shallow-X or "crossbuck" style sign. These warning signs are painted white with the words "rail road crossing" stenciled on them in black letters.