Bay Bridge illuminated, San Francisco, CA

The Bay Lights is a site-particular momentous light model and craft establishment on the western compass of the San Francisco–oakland Bay Bridge, intended to honor the 75th celebration of its opening. The establishment by light craftsman Leo Villareal incorporates 25,000 individual white Leds along 1.8 miles (2.9 km) of the links on the north side of the suspension compass of the scaffold between Yerba Buena Island and San Francisco. The establishment is controlled by means of a machine and presentations changing examples that are not intended to rehash. The opening service was hung on March 5, 2013. At first proposed as a makeshift establishment to end on March 5, 2015, the venture is currently looking for gifts and subsidizing to make the showcase a perpetual peculiarity. 

The 25,000 white Leds were appended by development laborers along the vertical steel help links that interface the deck of the extension to the suspension links at the top. Caltrans specialists irregularly shut a path of movement on the extension late around evening time so electrical technicians could introduce the individual Leds to the links. The lights are customized to make an arrangement of conceptual examples that climb and drop the links and seem to cross the scaffold. Villareal said the examples will be motivated by climate examples, tides, and the volume of movement on the extension at any given time. The establishment will work from sunset until 2 am every day. 

The model is noticeable from the north side of the extension and will be most effectively seen from the San Francisco waterfront. The lights are situated to be undetectable to scaffold drivers, to counteract driver diversions. The lights require 100,000 feet (30,000 m) of uncommon cabling to power the establishment, and for systems administration and interchanges with the control machine. The lights are separated each 12 crawls (30 cm) and are joined to the scaffold with 60,000 zip ties. Each one LED globule could be balanced for 255 separate levels of shine and the whole establishment is controlled remotely by a machine project worked by Villareal. The LED lights will supplement the lasting series of lights that has been connected to the suspension links since the 50th commemoration of the scaffold in 1986. 

The venture cost $8 million, which was raised through private gifts and commitments. Venture supporters raised an aggregate of $8.7 million, enormously surpassing the sum required to finish the task. 50 million individuals are assessed to see The Bay Lights by 2015, and the task could raise to $100 million in tourism income to the Bay Area. Zero1, a non-benefit committed to uniting craft and engineering, marked on as the authority monetary supporter of the task. 

The Bay Lights is evaluated to utilize pretty nearly $30 for every day as a part of electricityn and have an aggregate working expense of $11,000, which has been given by a private sun oriented financing organization as sun powered credits. 

In July of 2014, Illuminate the Arts affirmed it was banding together with Tilt.com to support a $1.2 million crowdfunding battle to keep the Bay Lights lit until 2026.