Bids Are Invited For Expansion Of Bridge And Headlights On The Santo Antônio Do Siemens Line, Including Preliminary Services, Earth And Rock Movements, Coders, Pitching And Regularizations, Foundations And Containments Of Headlers, Longars, Support Devices, Pre-Board Manufactured, Transversins, Complementary Beams (Vm), Shearing Niches And Wheel Guards, Drainage And Filling Of Heads, Complementary Services And Other Services Provided For In The Projects, Memorial, Budget Spreadsheet And Other Technical Documents.