These memos offer guidance for regional Project Manager offices and the Technical Centers on construction issues. If you have any questions regarding these memos, email Barbara Harriman.
Contract Administration
CA002 – Buy America Act and MAP 21 Exempted Item List now covered in CA009 (updated 10-20-2025)
CA003 – Contractor's Request for Subcontract Consent
CA004 – BOLI Sick Leave Ordinance
CA005 – Transmitting 2nd Note (rev. 02-06-2024)
CA006 – Clarification of Prevailing Wage for Railroad Flaggers (posted 07-17-2023)
CA007 – Advance Allowance for Materials on Hand (posted 4-11-2024)
CA008 – Pipe Culvert Data Sheets (posted 5-22-2024)
CA009 – Removal of Buy America Exempted Items List (posted 6-25-2024)
CA010 – Build America Buy America (BABA)
Resources and the Accounting of Foreign or Unknown Origin Construction Materials (posted 1-16-2025)
CA011 – Build America Buy America (BABA) Requirements for Manufactued Products (posted 11-20-2025)
CA012 – Extra for New Curb Ramps (posted 11-25-2025)