The new track, installed last summer at a cost of $11 million, was designed to ensure safety for horses and jockeys.
The current track, installed in 1996, is a blazing-fast banked Mondo surface, the kind used at the Olympics.
The subway tunnel floor, ceiling and walls must be rebuilt, new track installed, the signal and communications system replaced, all somehow by November or December, when the line is set to reopen.
Since SAP was implemented, the MTA said workers had sealed 2,000 leaks; cleaned 285 miles of track; installed 100,000 friction pads; cleared debris from 31,000 street grates; and performed maintenance on over 1,600 cars.
The foundation suggests that consumers who want to avoid ubiquitous tracking install tools to block Web trackers and be mindful about sharing their e-mail addresses with marketers.
In 2007, the California Horse Racing Board mandated all of the state's major thoroughbred tracks install synthetic surfaces or risk losing their racing dates.
Tucson's project, for example, cost nearly $200m and opened years late, in part because the city had to clear utilities from under the tracks, install overhead electrical connections and repave much of the four-mile route.All this investment might make some sense if streetcars offered an efficient way to move people around.
The site's history surfaces in one of the show's strongest works: Marianne Vitale's "Common Crossings," five salvaged railroad switches (they allow trains to change tracks), installed vertically.
To utilize the yard spaces, the twin ASCs are devised to share the same tracks installed at the two sides of a block, while interferences between the ASCs challenge the routing and sequencing operations.
This year, the US is on track to install one solar energy system every four minutes.
