An unexpected snag in Morford Street renovation will cost the city an additional $30,000 to prevent a stink later.“I have one item that we need blessings from the committee on,” city administrator David Rutherford said to the Street and Sanitation Committee and Finance Committee. “We are finishing up the work on Morford Street getting ready for the contractor to come in and do the street.”In the process of putting utilities underground and working on water and sewer lines, a problem was found with one of the lines.“We have identified a sewer line that runs under a building,” said Rutherford. “It happens to carry the load from the post office and several other buildings.