OAR 918-225-0590
Inspection Cycle Extension Program

(1) The division shall evaluate written requests from the equipment’s owner or their agent for inspection cycle extensions pursuant to the following criteria:
(a) An extension shall be granted for no more than one six-month increment every four years;
(b) Extensions shall only be granted for large-scale steam and hot water boilers normally operated continuously that are critical to the business or organization; and
(c) Extensions shall apply to internal inspections only.
(2)The division shall incorporate a monitoring system for inspection cycle extensions to ensure compliance with the requirements of this rule.
(3) Extensions must be applied for in writing on a division approved form, and must include:
(a) The specific equipment for which the extension is requested;
(b) The reason for the requested extension;
(c) How boiler safety is preserved with the requested extension;
(d) Four years of satisfactory internal inspection history;
(e) Written concurrence of the special, deputy, or chief inspector assigned to the equipment; and
(f) Scheduled date of shutdown and internal inspection within six months.
(4) Prior to approval of an inspection cycle extension, an inspection utilizing alternate inspection methods, including but not limited to ultrasonic thickness testing, water chemistry analysis, x-ray inspections, or other similar engineering evaluations, shall be performed to ensure conditions are safe to grant an extension.
(5) Applications for inspection cycle extensions must be received and approved prior to the equipment’s existing inspection date.

Source: Rule 918-225-0590 — Inspection Cycle Extension Program, https://secure.­sos.­state.­or.­us/oard/view.­action?ruleNumber=918-225-0590 (accessed May 26, 2025).

918–225–0240
Definitions 918–225–0300
Exemptions for Fired Water Heaters 918–225–0310
Exemptions for Refrigerant Piping Systems 918–225–0315
Exemptions for Process Piping Systems 918–225–0320
Exemptions for Refrigerant or Air Conditioning Pressure Vessels 918–225–0330
Exemptions for Unfired Pressure Vessels With an Inside Diameter of Six Inches and Less 918–225–0340
Exemptions for Pressure Containing Parts of Piping Components 918–225–0350
Exemptions for Hot Water Storage Tanks 918–225–0360
Exemptions for Certain Pressure Vessels 918–225–0365
Exemptions for Certain Miniature Boilers 918–225–0370
Exemptions for Coil-Type Water Boilers 918–225–0380
Exemptions for Refrigeration Chillers 918–225–0430
Adopted Oregon Boiler and Pressure Vessel Specialty Code 918–225–0435
Amendments to the Oregon Boiler and Pressure Vessel Specialty Code 918–225–0445
Other Installation Standards 918–225–0450
Manufacturer’s Data Reports 918–225–0460
Reporting of Accidents and Conditions of Use 918–225–0465
Boiler Room Usage 918–225–0470
Boiler Operation 918–225–0510
Installation of Buried Vessels 918–225–0540
Scope of Special Inspector’s Authority 918–225–0560
Responsibility of Inspectors 918–225–0562
Process Piping Inspector Responsibilities 918–225–0565
Reporting of Immediate Hazards to Health or Safety 918–225–0570
Boiler and Pressure Vessel Inspection Schedules 918–225–0590
Inspection Cycle Extension Program 918–225–0600
Permits 918–225–0606
Issuance and Purchase of Minor Repair Permits 918–225–0609
Use of Minor Repair Permits 918–225–0612
Scope of Work Allowed under Minor Repair Permit 918–225–0615
Inspection of Minor Repair Permits 918–225–0618
Misuse of Minor Repair Permits 918–225–0620
Bulk Rate Permits 918–225–0630
Special Fee for Dryer Permits 918–225–0640
Business and Trade License Fees 918–225–0650
Practical Experience Requirement 918–225–0660
Certification of Special Inspectors 918–225–0665
Certification of Process Piping Inspectors 918–225–0670
Fees for Inspector Examination, Certification and Renewal 918–225–0691
Boiler, Pressure Vessel and Pressure Piping Installation, Alteration or Repair Licensing Requirements 918–225–0700
Responsibility of Boiler Contractors 918–225–0720
Welding Requirements for Owner-Users 918–225–0730
Requirements for Businesses Doing Welding or Brazing 918–225–0740
Quality Control System for Pressure Piping 918–225–0745
Contractor Registration 918–225–0780
Filing of Insurance Notices

May 26, 2025

Rule 918-225-0590's source at or​.us