Oklahoma Administrative Code (Last Updated: March 11, 2021) |
TITLE 380. Department of Labor |
Chapter 25. Boiler and Pressure Vessel Rules |
Subchapter 5. Existing Installations |
Part 3. POWER BOILERS |
SECTION 380:25-5-12. Water level indicators
Latest version.
- (a) No outlet connections (except for damper regulator, feedwater regulator, low water fuel cutout, drains, steam gauges, or such apparatus that does not permit the escape of an appreciable amount of steam or water therefrom) shall be placed on the piping that connects the water column to the boiler. The water column shall be provided with a valved drain of at least 3/4 inch pipe size, the discharge to be piped to a safe location.(b) For all installations where the water gauge glass or glasses are more than 30 feet above the boiler operating floor, it is recommended that remote water level indicating or recording gauges be installed at eye height above the operating floor.