sentences:  The preliminary planning studies for the roadway redesign had been completed in 1998, and in 2002 the NJDOT expected to have the design completed in 2004 and construction finished by 2007.Plans to eliminate the Berlin Circle and Collingswood Circle, two of what were the state's most congested interchanges, were announced in 1999, with estimates that the cost would be $16 million for the project.In announcing that funds for the two $8 million projects had been obtained from the federal government through the Intermodal Surface Transportation Efficiency Act, Congressman Rob Andrews noted that these were "two of South Jersey's worst traffic nightmares".