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A Controller of Site safety or COSS is a person experienced by the Network Rail to be sure Secure exercise for do the job transpiring on or near railway tracks and infrastructure. Their Main part is usually to put in place a safe program of work to safeguard employees from trains and mechanised vehicles.

The popular safe programs of working the place the staff are protected from line open up to coach movements, both by blocking some or all lines to site visitors or managing the distance the group is through the keep track of (known as Safeguarded/Fenced/Separated parts if you want of consideration). This method was formerly named a Environmentally friendly Zone. Here is the most secure way of Operating resulting from the upper threats with trains moving at speed, Even though several incidents nonetheless take place inside of contract design engineer jobs blocks.

Open Line Functioning (formerly called Red Zone) indicates the lines are open up to educate actions; That is witnessed as additional risky than Safeguarded/Fenced/Separated areas, and is particularly averted while in the rail market in which practicable.

The COSS is liable for the protection of your complete group and is issue to prosecution really should an individual be killed or hurt by their negligence.

To be a COSS, somebody ought to have served an appropriate period of time over the railways and undertake a five-day training course. This can be then accompanied by a period of mentoring by a qualified COSS then unbiased standard assessments to make certain that the topic is qualified to undertake their purpose safely and properly.

The foundations close to undertaking the function of a COSS are said in the Rule Book [1] a set of paperwork issued to track workers detailing their responsibilities.

A COSS is distinguishable on site by sporting a blue armlet about the left arm or higher human body on which the word "COSS" is printed in white text.

Previously, the COSS was generally known as the individual In command of Work/Possession, or PICOW/PICOP.