Section 285.640.5. Liquid level gauging devices.

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(1) Every storage container shall be equipped with a liquid level gauging device that can readily and safely determine the level of liquid in the storage container. A liquid level gauging device is not required if the level of liquid in a storage container can be readily   and reliably measured by other means.

(2)   Liquid level gauging devices shall be secured to protect against breakage or vandalism.

(3)   External sight gauges are prohibited.

(4)    Facilities that are placed in service after the effective date of this rule shall immediately comply with this rule. Facilities that are in service before the effective date of this rule shall have 1 year to comply with this rule.

History: 1992 AACS.

                    
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