Train drivers across Great Britain are considering industrial action as concerns grow over access to toilets and welfare facilities. Union leaders say rail operators have failed to address a long-running problem despite commitments made more than a year ago. The dispute centers on what unions describe as a basic workplace need. Drivers say they still face long periods without access to toilets during their shifts. Union officials warn that the situation is affecting health, safety, and staff wellbeing. The train drivers' union Aslef said it is putting the rail industry on notice after what it sees as a failure to deliver promised improvements. The union argues that operators have not provided enough toilet facilities and have not reduced the amount of time drivers spend without a break. Concerns over the issue have been building for several years. A survey conducted by Aslef in 2024 found that many drivers struggled to access working toilets while on duty. Some workers reported having no option but to use bottles while working. Others said they faced serious difficulties during long shifts when no facilities were available. According to the union, the lack of access to toilets has become a health and safety issue. Many drivers said they deliberately reduced how much water they drank during shifts to avoid needing a toilet break. Union officials argue that dehydration can affect concentration and performance, creating risks for both workers and passengers. Aslef believed progress was being made last year when rail operators agreed to a welfare charter developed through the rail safety system. The charter aimed to improve conditions for rail staff and set clear standards for welfare facilities across the network. The agreement called for safe, clean, accessible, and dignified toilet facilities. It also stated that drivers should not spend more than four hours in the driving seat without an opportunity to use a toilet. Despite those commitments, unions say progress has been slow. Richard Hines, chief inspector of railways at the Office of Rail and Road, previously told train operators that reliable welfare facilities are a basic requirement. He said staff should not be left without adequate facilities or enough time to use them. Union leaders argue that many drivers still face those exact problems. Aslef General Secretary Dave Calfe said the industry must move beyond promises and deliver real improvements. He said the health and wellbeing of drivers should not suffer because of delays in action. The union also noted that female drivers are often affected more severely by the lack of suitable facilities. Officials believe the issue may discourage women from joining the railway industry at a time when employers are trying to increase workforce diversity. The Office of Rail and Road recently reviewed progress on the welfare charter. Its annual report found that while many organizations initially supported the plan, implementation has been uneven. The regulator said challenges remain around coordination, access to facilities, and consistent delivery across the rail network. Health experts and unions have raised concerns about the long-term effects of limited toilet access. Conditions linked to delayed toilet use and prolonged sitting can include bladder problems, circulation issues, and other serious health concerns. The warning from Aslef comes at a time when rail strikes have become less common. Major pay agreements reached in 2024 helped end a long period of nationwide rail disputes. However, some industrial tensions remain across the sector. Ballots are currently taking place involving drivers at several rail operators. Other railway workers are also involved in separate disputes related to working conditions and new equipment. The issue is not limited to rail staff. Unite, another major union, has been campaigning for better toilet access for bus and truck drivers. The union says many transport workers continue to struggle to find suitable facilities during their working day. Unite officials said some drivers avoid drinking enough water because they know toilets may not be available along their routes. They warned that dehydration can create safety concerns, especially during periods of hot weather. Government officials said train operators are legally required to provide suitable toilet facilities for employees. A spokesperson for the Department for Transport said operators are expected to meet those obligations and work together to improve access to welfare facilities. As discussions continue, unions say they are prepared to increase pressure on employers. With concerns over health, dignity, and workplace safety still unresolved, the issue of train driver toilet access remains a growing challenge for Britain's transport industry.