Track patrols at Chalfont & Latimer
Track patrolling in the Chalfont & Latimer area is performed by staff based at Rickmansworth track depot.
The track patrol being undertaken on the day of the accident was a pre-planned patrol undertaken twice a week and was carried out during traffic hours, while trains were running.
The team undertaking the track patrol on the day of the accident comprised three people.
These were a patroller, a distant lookout and a second lookout.
Organisations involved
LUL, a wholly owned subsidiary of Transport for London, is the owner and operator of the Metropolitan line.
It also employs the train operator (driver) of the Metropolitan line train involved.
The patroller was employed by LUL and worked at Rickmansworth depot.
Morson Human Resources Ltd (referred to as Morson in this report) is the employer of the second lookout.
Morson is a recruitment agency, contracted to supply a pool of qualified workers to LUL protection services (a division within LUL), which then allocates work to individuals from this pool on a temporary basis, as and when required.
On the day of the accident, the second lookout was provided by Morson to work at LUL’s Rickmansworth depot.
Cleshar Contract Services (Cleshar) is a supplier of track workers on a temporary basis.
They normally provide resources directly to LUL protection services.
On the day of the accident Cleshar had provided the distant lookout to work at Rickmansworth depot.
Train involved
The train involved was a northbound Metropolitan line service from Baker Street to Chesham, service number 701, which departed Baker Street at 08:45 hrs.
It was formed of an eight-car ‘S’ stock train.
The train was fitted with on-train data recorders (OTDRs) but was not fitted with forward-facing closed-circuit television equipment (FFCCTV).
‘S’ stock train