Individual PG Tank Inspection - Weekly
This weekly inspection focuses on verifying the condition, safety, and operational integrity of individual Propylene Glycol (PG) storage or process tanks. The objective is to identify any early signs of leakage, contamination, structural damage, or system malfunction to ensure uninterrupted and safe operation.
AA - Roanoke
08/06/2025
Individual PG Tank Inspection - Weekly
This weekly inspection focuses on verifying the condition, safety, and operational integrity of individual Propylene Glycol (PG) storage or process tanks. The objective is to identify any early signs of leakage, contamination, structural damage, or system malfunction to ensure uninterrupted and safe operation.
Tank 1
Visually inspect tank foundation for signs of leakage, areas of rust, cracks, bulges, or other deterioration, or impairment
Inspect all valves for signs of leakage or deterioration
Inspect inlet and outlet piping and flanges for leakage
Inspect pump(s) for leakage and ensure pumps not in use are shut off
Are all transfer and loading valves shut?
Is the catwalk in the correct storage position?
if the answer is "oneOf [No]"
Is the secondary containment release valve closed? (Only open this valve to release rainwater AFTER performing a visual inspection for oil sheen or contaminents)
Tank 2
Visually inspect tank foundation for signs of leakage, areas of rust, cracks, bulges, or other deterioration, or impairment
Inspect all valves for signs of leakage or deterioration
Inspect inlet and outlet piping and flanges for leakage
Inspect pump(s) for leakage and ensure pumps not in use are shut off
Are all transfer and loading valves shut?
Is the catwalk in the correct storage position?
if the answer is "oneOf [No]"
Tank 3
Visually inspect tank foundation for signs of leakage, areas of rust, cracks, bulges, or other deterioration, or impairment
Inspect all valves for signs of leakage or deterioration
Inspect inlet and outlet piping and flanges for leakage
Inspect pump(s) for leakage and ensure pumps not in use are shut off
Are all transfer and loading valves shut?
Is the catwalk in the correct storage position?
if the answer is "oneOf [No]"
Tank 4
Visually inspect tank foundation for signs of leakage, areas of rust, cracks, bulges, or other deterioration, or impairment
Inspect all valves for signs of leakage or deterioration
Inspect inlet and outlet piping and flanges for leakage
Inspect pump(s) for leakage and ensure pumps not in use are shut off
Are all transfer and loading valves shut?
Is the catwalk in the correct storage position?
if the answer is "oneOf [No]"
Tank 5
Visually inspect tank foundation for signs of leakage, areas of rust, cracks, bulges, or other deterioration, or impairment
Inspect all valves for signs of leakage or deterioration
Inspect inlet and outlet piping and flanges for leakage
Inspect pump(s) for leakage and ensure pumps not in use are shut off
Are all transfer and loading valves shut?
Is the catwalk in the correct storage position?
if the answer is "oneOf [No]"
Tank 6
Visually inspect tank foundation for signs of leakage, areas of rust, cracks, bulges, or other deterioration, or impairment
Inspect all valves for signs of leakage or deterioration
Inspect inlet and outlet piping and flanges for leakage
Inspect pump(s) for leakage and ensure pumps not in use are shut off
Are all transfer and loading valves shut?
Tank 7
Visually inspect tank foundation for signs of leakage, areas of rust, cracks, bulges, or other deterioration, or impairment
Inspect all valves for signs of leakage or deterioration
Inspect inlet and outlet piping and flanges for leakage
Inspect pump(s) for leakage and ensure pumps not in use are shut off
Are all transfer and loading valves shut?
Is the catwalk in the correct storage position?
if the answer is "oneOf [No]"
Tank 14
Visually inspect tank foundation for signs of leakage, areas of rust, cracks, bulges, or other deterioration, or impairment
Inspect all valves for signs of leakage or deterioration
Inspect inlet and outlet piping and flanges for leakage
Inspect pump(s) for leakage and ensure pumps not in use are shut off
Are all transfer and loading valves shut?
Tank 15
Visually inspect tank foundation for signs of leakage, areas of rust, cracks, bulges, or other deterioration, or impairment
Inspect all valves for signs of leakage or deterioration
Inspect inlet and outlet piping and flanges for leakage
Inspect pump(s) for leakage and ensure pumps not in use are shut off
Are all transfer and loading valves shut?
Tank 16
Visually inspect tank foundation for signs of leakage, areas of rust, cracks, bulges, or other deterioration, or impairment
Inspect all valves for signs of leakage or deterioration
Inspect inlet and outlet piping and flanges for leakage
Inspect pump(s) for leakage and ensure pumps not in use are shut off
Are all transfer and loading valves shut?
Tank 17
Visually inspect tank foundation for signs of leakage, areas of rust, cracks, bulges, or other deterioration, or impairment
Inspect all valves for signs of leakage or deterioration
Inspect inlet and outlet piping and flanges for leakage
Inspect pump(s) for leakage and ensure pumps not in use are shut off
Are all transfer and loading valves shut?
Is the secondary containment release valve closed? (Only open this valve to release rainwater AFTER performing a visual inspection for oil sheen or contaminents)
Tank 10 (Diesel)
Visually inspect tank foundation for signs of leakage, areas of rust, cracks, bulges, or other deterioration, or impairment
Inspect all valves for signs of leakage or deterioration
Inspect inlet and outlet piping and flanges for leakage
Inspect pump(s) for leakage and ensure pumps not in use are shut off
Is the secondary containment release valve closed? (Only open this valve to release rainwater AFTER performing a visual inspection for oil sheen or contaminents)
Source: AA - Roanoke (Community Member)