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What is the "three Simultaneities" of safety production

What is the "three Simultaneities" of safety production
Feb 05, 2021
Author: DEAR AST

All new, rebuilt and expanded construction projects, from feasibility study to completion acceptance, production and use, must be constructed and managed in strict accordance with the requirements of simultaneous design, construction, production and use of safety production facilities and main works of construction projects, and the investment in safety facilities shall be included in the construction project budget.

 

Three Simultaneities are: simultaneous design, simultaneous construction, simultaneous production and use.

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1. Before filling with pearlite, the water accumulated on the foundation surface of air separation unit must be removed, dried with hot air, and all manholes shall be closed. 2. When filling pearlite, all containers and pipes in the cold box should be inflated and kept at 50kPa pressure, then slightly open the valve of each meter pipeline, and all thermometers should be electrified to check whether the thermometer cable is damaged during the filling process. 3. The filled pearlite shall not be mixed with combustibles. 4. When filling with pearlite, coarse mesh or pearlite pouring device should be set at the manhole on the top of the cold box to prevent whole bag pearlite from entering the cold box. 5. After the pearlite is filled, the manhole shall be sealed.
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