 "Almost one in four bridges, while safe to travel, is either structurally deficient, in need of repair , " according to the report , which also says that the average age of American bridges is 43 years.
<fluency>  "Almost one in four bridges, while safe to travel, is either structurally deficient, in need of repair , " according to the report , which also says that the average age of American bridges is 43 years.
 "Almost one in four bridges, while safe to travel, is either structurally deficient, in need of repair . " according to the report , which also says that the average age of American bridges is 43 years.