How long you can leave the bike for will depend on your areas risk level. From "RM Delivery Equipment Security Procedure":
SD items must not be placed in rear panniers.
Compartments / Pouch must not be overloaded preventing fastening.
Pouch weights must adhere to the weight restrictions as set out in weight solutions in the delivery toolkit.
The rear panniers are to be fastened shut when not removing mail
When left unattended the cycle must be secured to an immovable object
The cycle should also have a wheel lock which must be used when leaving the cycle unattended
Note: - Whenever left unattended there is a significant deterrent to criminal activity if the delivery officer is in line of sight
Low risk
At all times Rear panniers must be kept fastened apart from when removing mail. Primarily, panniers are to be used to replenish delivery pouches and any mail held in panniers must be transferred to a delivery pouch at the earliest opportunity.
When in immediate proximity to cycle, Flap over top of pouch to keep mail from view.
The delivery pouch may only be left on the front carrier when directly outside of a specific delivery point. At all other times the pouch must be removed and kept on the person. No SD items are to be left on an unattended cycle. The cycle must be chained to an immovable object and left for a maximum of 5 minutes.
Where the cycle is left unattended for more than 5 minutes, ALL mail, must be removed. The cycle must be chained to an immovable object e.g. This may occur where a multi level delivery point (e.g. Tower Blocks) is at the end of a delivery.
Upon completion of duty all cycles must be returned to the Delivery Office or other designated and secure storage point. Under no circumstances should cycles be left on the street overnight.
Medium risk
At all times Rear panniers must be kept fastened apart from when removing mail. Primarily, panniers are to be used to replenish delivery pouches and any mail held in panniers must be transferred to a delivery pouch at the earliest opportunity.
When in immediate proximity to cycle, Flap over top of pouch to keep mail from view.
The delivery pouch may only be left on the front carrier when directly outside of a specific delivery point. At all other times the pouch must be removed and kept on the person. No SD items are to be left on an unattended cycle. The cycle must be chained to an immovable object and left for a maximum of 5 minutes.
Where the cycle is left unattended for more than 5 minutes, ALL mail, must be removed. The cycle must be chained to an immovable object e.g. This may occur where a multi level delivery point (e.g. Tower Blocks) is at the end of a delivery. Upon completion of duty all cycles must be returned to the Delivery Office or
other designated and secure storage point. Under no circumstances should cycles be left on the street overnight.
High risk
At all times Rear panniers must be kept fastened apart from when removing mail. Primarily, panniers are to be used to replenish delivery pouches and any mail held in panniers must be transferred to a delivery pouch at the earliest opportunity
When in immediate proximity to cycle, Flap over top of pouch to keep mail from view.
The delivery pouch may only be left on the front carrier when directly outside of a specific delivery point. At all other times the pouch must be removed and kept on the person. No SD items are to be left on an unattended cycle. The cycle must be chained to an immovable object and left for a maximum of 2 minutes.
Where the cycle is left unattended for more than 2 minutes, ALL mail, must be removed. The cycle must be chained to an immovable object e.g. This may occur where a multi level delivery point (e.g. Tower Blocks) is at the end of a delivery. Upon completion of duty all cycles must be returned to the Delivery Office or otherdesignated and secure storage point. Under no circumstances should cycles be left on the street overnight.