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Commercialpedia Indian Railways commercial circulars and policies

Copy of OHE Precautions

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TypeCommercial Circular
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Summary

No fallen wire or wires shall be touched unless power is switched off and the wire or wires suitably earthed.

Text of the circular

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# SAFETY PRECAUITONS IN ELECTRIFIED SECTIONS

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# 25 KV OHE system

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Need for precautions

25 KV AC, 50 Hz system is adopted in Indian railway.
The risk of direct contact with live OHE is ever present while working in electrified sections
Building up of potential due to induction in metallic bodies situated close to OHE. It is important to note that dangerous voltages may be inducted in metallic masses such as fencing posts in the vicinity of traction conductors.

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# Need for precautions
To avoid possibility of shock due to such voltages the metallic structures are bonded together and earthed.
No fallen wire or wires shall be touched unless power is switched off and the wire or wires suitably earthed.

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Earthing of structure

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No fallen wires shall be touched unless power is switched off and the wire suitably earthed

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Action to be taken in case of Unusual in OHE

Immediately inform controller(SCOR/Commercial/TPC) regrading the abnormality.
Do not go near by the abnormal OHE.
Advise public not to go near by the abnormal OHE.
Maintain at least 4 metre distance from the abnormal OHE.
Arrange cordoning of affected area by informing RPF/GRP.

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Other precautions

Ensure proper securing of tarpaulins on wagons to avoid entanglement with OHE
Ensure closing and securing of wagon doors, oil tanker lids to avoid opening enroute and entanglement with OHE.
Ensure loading /un loading staff follows safety precautions in electrified section.
Ensure all hoardings are adequately away at a safer distance and height from OHE.

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Tarpaulins over wagons
Do not touch fallen tress

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Thank you

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