What should be considered when calculating drainage for outside concrete stairs?

When calculating drainage for outside concrete stairs, the slope of the stairs is a critical factor. Proper drainage is essential to prevent water accumulation, which can lead to various issues such as erosion, ice formation, and safety hazards due to slippery conditions. The slope must be designed to ensure that water flows off the stair surfaces rather than pooling, which can be achieved by angling the stairs appropriately.

In addition, a correct slope helps in directing water away from the structure or adjacent areas, thereby mitigating potential damage. It's important to note that specific slope guidelines exist for different applications, ensuring that the design meets safety and functionality standards. Hence, emphasizing the correct gradient is vital for effective drainage and maintenance of the stairs' integrity over time.