Before revision: Chicago Transit Authority signal tower 18 on the Chicago 'L' Highway 401 in Toronto, the busiest highway in North America Hard infrastructure, or built infrastructure , is the physical infrastructure of roads, bridges, tunnels, railways, ports, and harbors, among others, as opposed to the soft infrastructure of human capital and the institutions that cultivate infrastructure .
After revision: Chicago Transit Authority signal tower 18 on the Chicago 'L' Highway 401 in Toronto, the busiest highway in North America Hard infrastructure, or built infrastructure , is the physical infrastructure of roads, bridges, tunnels, railways, ports, and harbors, among others, as opposed to the soft infrastructure of human capital (also known as tangible)or "intangible infrastructure