Protection Master responsibilities when using track trolleys
When a track trolley is put onto TBTC track the axle blocks will go “disturbed” (i.e. detect a section of track is occupied). These axle blocks will need to be re-set/cleared by the VCC Operator at Neasden or Highgate before the start of traffic. If the Control Room at Neasden or Highgate is not contacted before a track trolley is taken onto the track it will appear that an axle block is “disturbed
Safety Bulletin - Safe Use of Excavator Mounted Vibrators
When lifting the pile into position the pile MUST be held by the pitching chain. The pile should NOT be lifted by the vibrator clamps. The vibrator clamps should only be used when piling as they unsuitable for lifting the pile.
Safety Alert LIVE CABLES IN STATIONS
On three occasions, the electrical contractor on the Victoria Station Upgrade Project has found unidentified cables with taped ends that are still connected to the power supply and therefore remain live.
Safety Alert - Traction Current at Whiteleys Sidings Lillie Bridge
From the start of traffic on the 19th February 2012, traction current will be switched
on in Whiteleys Siding at Lillie Bridge Depot. This is fed from the Depot traction
current supply and should therefore be considered to be live 24 hours a day from
Safety Alert - Failure of Lifting Shackles under load
On 24 January 2012, 3 Yale Uno 1.5 Ton Lever Hoists failed when under load. A track team were undertaking re-railing work which involved moving a 60 metre section of rail using 5 ironmen with Yale Uno 1.5 ton Leaver Hoists attached to each of the ironmen. Whilst lowering the rail, 3 of the 5 Lever Hoists failed resulting in the rail falling.
Safety Alert - Cable theft
SERIOUS RISK OF ELECTRIC SHOCK FOLLOWING CABLE THEFT ON NETWORK RAIL
During November 2011 two separate incidents on the Network Rail system have resulted in the theft of live 650v signal mains cables at different locations where project activity was taking place.
Safety Alert - Safe Use of Current Rail Indicator Devices (CRIDs)
Two protection masters engineering hours (PMEH) were providing protection for a team of track operatives allowing
them to carry out the work over a longer distance. Both PMEH’s tested the traction current using their Current Rail
Indicator Devices (CRIDs) however they received different results on the same section of track.
Safety Alert - Track Rat Track Trolleys
Network Rail engineers have identified a potential risk with Trackrat trolleys where damage to the brake handle assembly or distortion of the trolley frame can cause the brakes to be ineffective even though the brake handle may appear to be fully applied.
Safety Alert - The Use of Safety Knives
This Safety Alert is issued as a reminder that the use of
fixed blade knives is prohibited on all LU work sites.
Safety Alert - Dealing with a Chemical Leakage or Spillage
A help point on a platform at Camden Town was activated by a customer to report a small bag on fire next to the help point. On investigation it was found that the customer was carrying an unknown chemical in a plastic bottle which had burnt through the container and leaked onto the platform.
Safety Alert - Failure of Webbing Sling During a Lift
On 6 March whilst lifting a 2.6 tonne wailing beam, with designated lifting points and shackles using an overhead gantry crane, one of the two webbing slings failed.
Safety Alert - Light Fitting Failure
An incident occurred last September at Queens Park station where part of a light fitting (luminaire) became detached from its housing and fell onto the platform below. The luminaire involved was a Holophane Large Vanguard hi-bay type with prismatic cover.
Updated distance learning material
Version 7 of the AHS&E distance learning material is now available to download.