what is meet among the music of concrete and steel / where subway cars, ride the beat of hustle and heel poetic figure

The phrase "meet among the music of concrete and steel" describes the act of experiencing or encountering something within the bustling and urban environment, often associated with city life. It suggests finding a connection or meeting point amidst the busy and ambient sounds of construction, traffic, and urban activities.

In the context of the subway system, where "subway cars ride the beat of hustle and heel," it portrays a poetic figure that combines the rhythmic motion of subway trains with the energy and movement of people walking and commuting. This figure metaphorically embodies the vibrant and fast-paced nature of city life.

Overall, the phrase highlights the artistic and poetic qualities found in the urban landscape, infusing the everyday noises and activities with a sense of rhythm, harmony, and beauty.