Old bones - believed to date back to the 12th Century - have been discovered under a cracked road in Friar Street, in Reading.
Workers found the remains - believed to be animal bones such as horse and pig - while repairing an old Victorian clay sewer pipe. They also discovered the soles of old shoes.
More top news
A further 85 buses are expected to arrive on Tuesday and Wednesday, with officials saying the entire operation will last at least a week.
The government will make an announcement about whether Heathrow or Gatwick should be awarded a new runway at 12.30pm today.
Tuesday morning's weather for the west of the region