Analysis of whole body vibrations for bus operators

The Bus Design Innovation Program (BDIP) is an applied research and innovation initiative led by the Toronto Transit Commission in partnership with Amalgamated Transit Union (ATU International and Local 113) and Centennial College. Launched in 2023, the program aims to reimagine bus design to improve operator safety, passenger experience, and overall system resilience. The BDIP focuses on advancing next-generation bus design through the following key objectives:
• Enhancing operator safety and security, particularly in response to rising incidents of workplace violence
• Improving health outcomes for operators and passengers, including whole body vibration and air quality
• Elevating customer experience through better vehicle design and functionality
• Establishing new industry standards for transit vehicle design across North America
The program follows a collaborative, iterative design model, combining labor, industry, and academic expertise to co-design with operators to ensure solutions reflect real-world needs; prototype development and testing of multiple design concepts and field demonstrations and roadshows to gather feedback from transit professionals.
As part of this project, the TTC is seeking to research and design enhancements to the operator cabin that meaningfully improve health outcomes for bus drivers. These improvements offer a range of interconnected benefits spanning physical health, cognitive performance, safety, and overall workforce sustainability.
From a physical health perspective, improved cabin design can significantly reduce exposure to whole-body vibration, awkward postures, and repetitive strain. Enhancements such as advanced seating systems, optimized ergonomics, and better isolation from vehicle-induced vibration can help mitigate musculoskeletal disorders, particularly in the lower back, neck, and shoulders, that are common among transit operators.
In terms of fatigue and cognitive performance, a well-designed operator cabin can reduce both physical and mental strain. Improved visibility, intuitive control layouts, and reduced noise and vibration levels help lower cognitive load, enabling drivers to maintain focus and situational awareness over extended periods. This can lead to fewer errors, improved reaction times, and safer driving performance in complex urban environments.

Faculty Supervisor:

Eric Blaise

Student:

Partner:

Toronto Transit Commission

Discipline:

Engineering

Sector:

Transportation and warehousing

University:

Centennial College of Applied Arts and Technology

Program: