"Decals Unlimited" have dry transfer duplicates. They a simple to
install and are thin enough to bury under a few coats of clear.
Three are listed:

   #4131  $25
   #4132  $35
   #4133  $80

Decals Unlimited
phone 612-429-4465
fax   612-429-5155

Chances are the bridge caps are cracked and require replacing.

Jon Page
Harwich Port, Cape Cod, Mass. (jpage@capecod.net)