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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.

Construction and Contract Administration Memorandums

CA001 – Prime Tier 1 CCO
CA002 – Buy America Act and MAP 21 Exempted Item List
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)

Memo page 

Contact Information

State Materials Lab Building
800 Airport Road SE
Salem, Oregon 97301
Phone: 503-986-3000
Fax: 503-986-3096