1. Chemical
Storage Tanks so that the storage of flammable gases, flammable liquids storage tanks, should be equipped with the necessary fire-fighting equipment, smoking in the tank is strictly prohibited, open fire lighting, heating, as well as its ignition sources into the tank area.
Chemical storage tanks
2, the storage of flammable, explosive, toxic, corrosive and other media storage tanks, should strictly implement the relevant provisions of the management of dangerous goods.
3, storage tank inspection and repair before the electrical equipment related to the tank must be cut off the power supply, must handle the equipment handover procedures.
4, the internal medium of the storage tank exhausted, should be closed in and out of the valve or add a blind isolation and its connected pipeline and equipment, and has a clear sign of isolation. 5, for holding flammable, corrosive, toxic, or asphyxiating media storage tanks, must be replaced, neutralization, disinfection, cleaning and other processing, and in the processing of analysis and testing, the analysis results should meet the relevant norms, standards. With flammable media is strictly prohibited with air replacement.
6, tank operations must be for the tank work permit. For a longer period of time to interrupt the continuation of operations, should be re-applied for the tank work permit.
7, thirty minutes before entering the tank operation to take a sample analysis, its oxygen content in the 18-23% (volume ratio) between.
8, into the tank to clean up toxic, corrosive residues, to wear good personal protective equipment.
9, the need to build scaffolding and lifting devices, must be solid and reliable, in the operation is strictly prohibited to throw material tools inside and outside, in order to ensure safe operation.
10, lighting in the tank should be used at a voltage of no more than 24 pay explosion-proof lamps and lanterns.
11, when the tank needs to start a fire, must apply for a fire moving certificate.
12, tank operations must be set up guardian, and have a reliable contact measures.
13, the completion of the maintenance staff and guardians together to check the tank inside and outside, after confirming that there is no doubt, the guardians in the tank work certificate signed before the closure of the manhole.
14, after the test pressure release, must be connected to the atmosphere to prevent vacuum.
Source: Reproduced
