309.43  Record of bids.
  All bids received shall be publicly opened, at the time and place specified in the advertisement, and shall be recorded in detail, in the road book, by the county auditor; and the county engineer shall in all instances of day labor, private or public contracts, file a detailed cost accounting sheet with the county auditor; said book and cost sheets shall at all times be open to public inspection.
[C24, 27, §4649; C31, 35, §4644-c45; C39, §4644.43; C46, 50, 54, 58, 62, 66, 71, 73, 75, 77, 79, 81, §309.43]