1 февр. 2019 г. · For the purposes of this procedure, the %LEL limit for hot work permit authorization is 0.0% LEL. A variance must be obtained prior to ... |
1 мая 2020 г. · Note: All work must stop and equipment/tools shall be shut down if LEL> 10%. L. The Hot Work Checklist should be at the job site until the hot ... |
But OSHA's Confined Space Standard specifies a maximum percent LEL of 10 percent for work inside a confined space. However, some plants will not do hot work if ... |
Work must not proceed if oxygen level is above 23%, or the LEL is greater than 10% (note that oxygen must be above 19.5% in order to accurately measure LEL/LFL) ... |
5 июл. 2022 г. · The space is purged and continuously ventilated to maintain an atmosphere of less than 5% of the LEL . |
The following are the lower explosive limits (LEL) of selected gases ; Carbon Monoxide. 12.5% vol. nPentane. 1.4% vol ; Diethyl Ether. 1.9% vol. Propane. 2.1% vol. |
Zero LEL Level: Ensure that the Lower Explosive Limit (LEL) level is zero before starting hot work. ... Ensuring a safe LEL level is critical to prevent fires and ... |
17 мая 2023 г. · The Lower Explosive Limit (LeL) of a gas is the lowest concentration (by percentage) of the gas in air that can ignite or explode when an ignition source like ... |
Work must not proceed if oxygen level is above 23%, or the LEL is greater than 10% (note that oxygen must be above 19.5% in order to accurately measure LEL/LFL) ... |
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