How deep should the top of a conduit system be located below the top of the rails of a street railway?

The depth at which the top of a conduit system should be located below the top of the rails of a street railway is a significant aspect of construction and safety regulations. In this context, the correct depth of 36 inches is established to ensure that the conduit does not interfere with railway operations and to protect the conduit from potential damage caused by the movement of trains and streetcars.

Placing the conduit at this depth allows for adequate coverage, mitigating risks related to mechanical impact or maintenance work on the railway. This depth also aligns with industry standards and local codes that emphasize safety and accessibility, ensuring that the conduit is out of the way of everyday rail operations while remaining accessible for maintenance and repairs.

Choosing a depth greater than 36 inches could unnecessarily complicate installations and increase costs, while a lesser depth might not provide sufficient protection, leading to issues such as damage to the conduit or hazards for rail operators and maintenance crews. Therefore, the specification of 36 inches strikes a balance between safety, accessibility, and operational efficiency.