For construction services, document an attempt at a third bid, if not obtained. Bids must estimate both costs and the time required to complete services.ESHP Construction Bid Form for Contractors (PDF). Each construction bidder must complete this form and include it with their bid. Bids in construction are typically submitted in hard copy. Do Complete and attach any certificates or forms requested in the solicitation. The Documentation Of Design And Construction Bids For Owners (City of Oakland) form is 2 pages long and contains: 0 signatures; 7 check-boxes; 36 other fields.