This contract will realign northbound I-680, construct a new direct connector between I-680 northbound to SR 12 westbound , widen I-80 westbound, remove Neitzel Road, reconstruct the eastbound ramps at I-80/Green Valley Road, construct a new westbound off-ramp at the I-80/Green Valley Road Interchange, and complete both the Suisun Road and Green Valley Road Interchanges by constructing a new westbound on ramp at the I-80/Suisun Road Interchange. Working in concert with Package 3, this component will help alleviate congestion and increase safety on this regionally significant corridor.