Bay Cities Paving & Grading, Inc.

Scope Of Work

Caltrans Maintenance crews discovered a 3′ diameter depression on Interstate 5 in Tracy. Upon  discovery, Bay Cities Paving & Grading was called to  scene to further investigate the cause   depression. During  investigation it was determined that a 35′ deep sinkhole had formed, which caused  California Highway Patrol  Caltrans to close  entire NB direction  I-5. Bay Cities was then asked to perform an Emergency Contract with the state to excavate to the bottom   sinkhole, remove  40 year old abandoned irrigation pipeline that caved in, and backfill back to finish grade. While excavating in  NB direction it was discovered that  irrigation pipe had failed across  entire freeway, which resulted   closure   SB direction  I-5 as well. Bay Cities put all hands on deck and worked around  clock to repair  sinkhole  ensure that I-5 was structurally sound before opening to motorists.