Ohio Administrative Code
Title 4101:4 - Boiler Inspection: Ohio Boiler and Pressure Vessel Rules
Chapter 4101:4-4 - Specifications
Section 4101:4-4-03 - Safety devices and controls
Current through all regulations passed and filed through September 16, 2024
(A) All boilers and pressure vessels are to be provided with the necessary safety appliances and controls that will prevent pressure and temperature from rising above the design limits. The required safety devices and controls are to be installed and tested as required in the applicable section of the "ASME Boiler and Pressure Vessel Code" and the applicable parts of the "NBIC" as referenced in rule 4101:4-3-01 of the Administrative Code. Where differences occur between the "ASME Boiler and Pressure Vessel Code" and the "NBIC," the requirements of the "ASME Boiler and Pressure Vessel Code" will govern.
(B) The operation of a boiler or pressure vessel without the required safety devices or controls is prohibited, except where alternate device(s) are provided for use on a temporary basis.
(C) Any owner or operator who in any manner loads the safety valve or valves to a greater pressure than that allowed by the certificate of operation is subject to the penalty provided in section 4104.99 of the Revised Code.
(D) The minimum safety or relief valve relieving capacity for electric boilers is 3.5 pounds of steam per hour for each kilowatt input.
(E) The discharge of safety valves and other outlets is to be directed and terminated in such a manner so as not to endanger any person.
(F) Replacement of existing safety devices and controls is to comply with the requirements for new safety devices and controls as prescribed in the applicable section of the "ASME Boiler and Pressure Vessel Code" and the applicable parts of the "NBIC" as referenced in rule 4101:4-3-01 of the Administrative Code.
(G) When an owner wishes to install safety devices and controls which will enable a new or an existing boiler to be operated without continuous, manned attendance by a licensed operator, the requirements of paragraph (B)(4) or (B)(5) of rule 4101:4-10-01 of the Administrative Code are to be met.
