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Rail investigators bear knowledgeable a subcontractor to overview the communications equipment and protocols extinct to govern its rail cranes after a worker was severely injured throughout be conscious renewal works at Port Glasgow.

The Rail Accident Investigation Department said the March 2025 accident took put when a wagon being propelled by a rail-mounted crane struck two be conscious staff near Port Glasgow living.

One worker suffered serious arm injuries and required intensive pores and skin grafts. A 2nd worker suffered a minor knee damage.

The work was being managed by Rail Systems Alliance Scotland, a three arrangement partnership of consumer Network Rail, form agent Arcadis and valuable contractor Babcock Rail Ltd.

The alliance had contracted the provision of rail cranes to Swietelsky Babcock Rail, a three arrangement partnership of Swietelsky Construction Firm Ltd and Babcock Rail Ltd.

In a document into the incident launched this day, RAIB said the crane operator may perchance perhaps perhaps no longer see within the direction of mosey and depended on radio instructions from the floor.

Trust evidence indicated that a end tell was issued over the radio, nonetheless it was no longer purchased by the operator.

RAIB said Swietelsky Construction had extinct simplex relief-to-relief radios on its rail cranes, even supposing Network Rail standards required product-authorized duplex communications programs.

“The radio method extinct on the rail crane was no longer compliant with Network Rail’s requirement for on-be conscious machines to make utilize of duplex communications programs,” the document stumbled on.

The company had additionally no longer sought a proper derogation that may perchance perhaps perhaps want allowed persisted utilize of simplex programs.

The document added that the radios fitted to the cranes in 2022 had no longer long passed thru Network Rail’s product approval job.

Swietelsky Construction had relied on its supplier to give real equipment with out specifying that approval was wanted, the document stumbled on.

RAIB said Swietelsky Construction may perchance perhaps perhaps aloof “overview its utilize of non-duplex radio verbal substitute programs when controlling actions of its rail cranes on Network Rail managed infrastructure”.

It said that the agency may perchance perhaps perhaps aloof utilize that overview to prefer whether or no longer to conform with Network Rail’s requirement for product-authorized duplex programs or check a derogation.

RAIB additionally noticed that, though this was no longer linked to the accident itself, the rail crane physique of workers had started work on the Saturday evening with out its controller of situation safety or particular person-in-price being on situation.

Investigators additionally stumbled on there was no lamp on the main finish of the wagon, despite principles requiring one when wagons are propelled inner a possession.

The watchdog made two concepts to Network Rail.

These covered a overview of standards for radio communications on on-be conscious machines and a overview of assurance processes extinct to computer screen compliance.

RAIB said the wider rail crane sector additionally looked as if it may perchance perhaps perhaps well be the utilize of simplex programs routinely, exhibiting a broader lack of expertise of the duplex requirement.

Construction News has contacted Swietelsky Construction for divulge.