Through the sign replacement program, Barton County Road and Bridge Department personnel responded to four emergency calls and replaced two vandalized signs in the past couple of weeks.Sadly, Road and Bridge Director Dale Phillips reported that sign vandalism is an on-going problem.According to information given to the Barton County Commission Monday morning, of the 229 signs his department replaced in 2014, 147 had been vandalized. Also, 67 were replaced because of wind damage and 15 were replaced for other reasons.So far in 2015, of the 53 replacement signs, 36 were intentionally damaged. There was also one destroyed by wind and 16 replaced for various other reasons.Sign vandalism alone cost the county $42,000 last year.