Hello guys I will show how create a 3dsmax 3d road closed board model tutorial.
I have used following techniques shown below in this 3ds max tutorial.
[1]-Click on the box button and create box with the following size
Place like me 
[2]-Create other material like me 
[3]-Create three more box and set the like this 
[4]-Create cylinder with the following size and palce like me 
[5]-Convert the cylinder into the editable poly and select the polygon
Then apply the extrude polygons with the amount of -2.0 
[6]-Set the text like this 
[7]-Create material like this 
[8]-Set the skylight like this with the default paramaters 
[9]-This is final image of road closed board
Enjoy thanks for watching 