High Voltage , Authorised Persons only safety sign (HW151) No exit safety sign High-risk sections where overtaking behaviour

High-risk sections where overtaking behaviour must be controlled

A temporary version is available for short-term traffic management:

particularly where sight distance is limited or where speed differentials would create dangerous queueing and lane conflict

or traffic volumes create increased risk

One-way streets and carriageways

High Voltage , Authorised Persons only safety sign (HW151) No exit safety sign High-risk sections where overtaking behaviourThe High Voltage sign (HW151) is a custom sign used to communicate a clear, site specific message at the exact point where it matters. Purpose and function This sign reinforces the instruction or notice described, High Voltage. It reduces reliance on verbal reminders and supports consistent day to day compliance. Manufacturing lead time ETA, 4 to 6 working days for manufacturing. Typical applications Electrical rooms and switchgear areas where High