Revised Guidelines on Pre-Construction Activities, Contract Processing and Pre-Payment Review by the Implementing Offices. Category: Department OrderSub Category: contracts-contractorsSeries: 1988No: 106File: DO_106_S1988.pdfDate: Monday, November 14, 1988Tags: Revised Guidelines Contract Processing Pre-Payment Review contracts 106 Read more about Revised Guidelines on Pre-Construction Activities, Contract Processing and Pre-Payment Review by the Implementing Offices.