Regulations on safety of floating tanks at the automobile liquefied petroleum gas-filling stations in Vietnam

Regulations on safety of floating tanks at the automobile liquefied petroleum gas-filling stations in Vietnam (Internet image)

Circular 41/2011/TT-BCT regulates the safety of floating tanks at the automobile liquefied petroleum gas-filling stations (LPG-filling stations) in Vietnam as follows:

- The floating tanks are not permitted to put in buildings or in same warehouse containing other flammable liquids and must ensure the minimum distance of 3 m from the circling fence.

- The tanks with capacity under 0.5 m3 are allowed to put in places need be protected in case ensuring that the safe distance to any object is not less than 3 m. When arranging into a cluster of tanks, quantity does not exceed 5 tanks.

- The tanks are not permitted to overlap on each other.  The tanks in a cluster of tanks must be put in parallel and heads of tanks directed farther from all adjacent warehouses containing dangerous, flammable substances, or other flammable liquid or gas.

- The minimum distance from the edge of floating tanks to the surrounding objects must comply with provisions in item 1 Annex 2 enclosed with Circular 41/2011/TT-BCT.

- The distance from the floating tanks to the tanks and warehouses containing other flammable substances must comply with provisions in item 2 Annex 2 enclosed with Circular 41/2011/TT-BCT.

In addition to regulations on safety of floating tanks at the automobile LPG-filling stations, there are also regulations on safety at the automobile LPG-filling stations for other means such as:

Regulations oncountersunk tanks at the automobile LPG-filling stations in Vietnam

- The countersunk tanks are not put under area of warehouses containing other flammable liquids.

- Tanks with a part or whole part on the land, parts floated on land must be covered by sand or soil with thickness based on diameter not less than 600 mm. For soil-covered tanks which having no the surround wall, the slope of covering layer must not let the covering materials drift. 

- When arranging by tank-clusters, it is not permitted to overlap tanks on each other.

- The minimum distance of the countersunk tanks to the surrounding objects must comply with provisions in item 3 Annex 2 enclosed with Circular 41/2011/TT-BCT.

Regulations onLPG pumps in Vietnam

- LPG pumps must be put at distance at least 10 m from the LPG tanks.

- The pumps and points connecting LPG pipes to fill for means must be put at aeration places, outdoor and places with roofs.

- It must have the joints to detach pumps with soft pipes used to supply LPG for automobiles.

More details can be found in Circular 41/2011/TT-BCT, which comes into force from February 1, 2012.

Thuy Tram

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