It is an expenditure of $60,100 with potentially far-reaching consequences.The Manteca City Council when they meet today at 4 p.m. – three hours ahead of usual so elected leaders can attend National Night Out parties – are being asked to approve an agreement with the San Joaquin Council of Governments. It is project management services for a future replacement interchange for Austin Road along Highway 99.Some 15,000 jobs plus the possibility of relocating a controversial alignment of McKinley Avenue even farther south into rural farmland may be at stake. It also could start the initial step in a long journey of Manteca and Ripon working together to settle on one major interchange between Jack Tone Road and the 120 Bypass to handle future growth in both cities.