Cal. Code Regs. tit. 17 § 93102.10

Current through Register 2024 Notice Reg. No. 45, November 8, 2024

Section 93102.10 - Inspection and Maintenance Requirements

(a) Chrome Plating Facilities using Hexavalent Chromium shall comply with the applicable inspection and maintenance requirements listed in Table 93102.10.Table 93102.10: Summary of Inspection and Maintenance Requirements

*Control Technique/Equipment*	*Inspection and Maintenance Requirements*	*Frequency*
Composite Mesh-Pad (CMP) System, Packed-Bed Scrubber (PBS), or PBS/CMP	1. Visually inspect device to ensure that there is proper drainage, no unusual Chromic Acid buildup on the pads and/or packed beds, and no evidence of chemical attack that affects the structural integrity of the device.	1. Quarterly.

	2. Visually inspect back portion of the mesh pad closest to the fan to ensure there is no breakthrough of Chromic Acid Mist, and/or back portion of the chevron mist eliminator to ensure it is dry and there is no breakthrough of Chromic Acid Mist.	2. Quarterly.

	3. Visually inspect ductwork from Tank to the Add-on Air Pollution Control Device to ensure there are no Leaks.	3. Quarterly.

	4. Perform washdown and/or add fresh makeup water to the packed bed when it is needed.	4. Per manufacturer.

Fiber-Bed Mist Eliminator ^A	Same as number 1 for CMP, PBS, or PBS/CMP.	1. Quarterly.

	Same as number 3 for CMP, PBS, or PBS/CMP.	2. Quarterly.

	Same as number 4 for CMP, PBS, or PBS/CMP.	3. Per manufacturer.

High Efficiency Particulate Arrestor (HEPA) Filter	1. Look for changes in the pressure drop.	1. Weekly.

	2. Replace HEPA Filter.	2. Per manufacturer's specifications or District's requirement.

Enclosed Hexavalent Chromium Plating Tanks [Facilities subject to section 93102.6(b)]	1. Drain the air-inlet (purge air) valves at the end of each day that the Tank is in operation.	1. Daily.

	2. Visually inspect Tank access door seals and membranes for integrity.	2. Weekly.

	3. Drain the evacuation unit directly into the Chrome Plating Tank or into the rinse Tanks (for recycle into the Chrome Plating Tank).	3. Weekly.

	4. Visually inspect membranes for perforations using a light source that adequately illuminates the membrane (e.g. Grainger model No. 6X971 Fluorescent Hand Lamp).	4. Monthly.

	5. Visually inspect all clamps for proper operation; replace as needed.	5. Monthly.

	6. Clean or replace filters on evacuation unit.	6. Monthly.

	7. Visually inspect piping to, piping from, and body of evacuation unit to ensure there are no Leaks and no evidence of chemical attack.	7. Quarterly.

	8. Replace access door seals, membrane evacuation unit filter, and purge air inlet check valves in accordance with the manufacturer's recommendations.	8. Per manufacturer.

Pitot tube	Backflush with water or remove from the duct and rinse with Fresh Water. Replace in the duct and rotate 180 degrees to ensure that the same zero reading is obtained. Check pitot tube ends for damage. Replace pitot tube if cracked or fatigued.	Quarterly.

Ampere-Hour meter	Install and maintain per manufacturer's specifications.	Per manufacturer.

Stalagmometer/Tensiometer	Calibrate and maintain per manufacturer's specifications.	Per manufacturer.

Building Enclosure	Visually inspect for Breaches in Building Enclosure(s) required pursuant to section 93102.4(d).	Weekly
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A Inspection and maintenance requirements for the control device installed upstream of the Fiber-Bed Mist Eliminator to prevent plugging do not apply as long as the inspection and maintenance requirements for the fiber-bed unit are followed.

(b) Add-on Air Pollution Control Device(s) that are custom designed for a specific operation shall also include specific operating and maintenance requirements determined by the manufacturer. The requirements shall be submitted to the District for review and approval. The requirements and frequency of inspection must be sufficient to ensure compliance.

Cal. Code Regs. Tit. 17, § 93102.10

Note: Authority cited: Sections 39600, 39601, 39650, 39658, 39659, 39666 and 41511, Health and Safety Code. Reference: Sections 39650, 39658, 39659, 39665, 39666 and 41511, Health and Safety Code; and 40 Code of Federal Regulations Part 63 Subpart N.

1. Renumbering and amendment of former subsection 93102(f) and its subdivisions to new section 93102.10 filed 9-24-2007; operative 10-24-2007 (Register 2007, No. 39).
2. Amendment of section and NOTE filed 12-28-2023; operative 1/1/2024 pursuant to Government Code section 11343.4 (Register 2023, No. 52).