TO BE COMPLETED BY OSP and returned to State Project Manager. Construction Services forms for state agencies, construction contracts, and consultant contracts.Request for bid form. Addendum. An addition or modification to the RFQ or RFP made during the procurement process. Alternative Technical Concept (ATC). 1) Bidders are required to complete the "Contractor's Performance on Three (3). Previous Similar Projects" form and submit with their proposal. All paper bids must be complete, signed, and transmitted in a sealed envelope plainly marked with the bid.