Phoenix-Ntchito yokhazikitsa zatsopanoMagetsi a LEDmumsewu wa Interstate 10 Deck Park Tunnel kumpoto kwa mzinda wa Phoenix watsirizidwa kuti apereke mawonekedwe atsopano, ndikuchepetsa mphamvu ndikupulumutsa ndalama.
Dipatimenti ya Arizona Department of Transportation inanena m'mawu atolankhani Lachiwiri kuti polojekitiyi ya $ 1.4 miliyoni idayika nyali zoyera za LED za 1,500 mumsewu, womwe umayenda pafupifupi kotala pakati pa Third Street ndi Third Avenue.Mailosi atatu.
Ngati munawona magetsi owala ndi oyera mu I-10 Deck Park Tunnel, mungaganize kuti antchito a ADOT adalowa m'malo mwa mababu akale, akale komanso mababu atsopano opulumutsa mphamvu.Magetsi okhalitsa a LED.
Magetsi a LED adalowa m'malo mwa zowunikira zakale zachikasu zamphamvu kwambiri za sodium kuyambira 1990 pomwe msewuwo unatsegulidwa.
Malinga ndi kutulutsidwa kwa atolankhani, pakuwongolera kuyatsa, nyali za LED zichepetsanso kugwiritsa ntchito mphamvu ndi 60%, kupulumutsa mphamvu zoposa $ 175,000 pachaka.
Ogwira ntchito safunikira kusintha nyali pafupipafupi, chifukwa moyo wautumiki waNyali ya LEDndi yayitali kuposa ya babu yapitayo.
Malinga ndi zomwe zatulutsidwa, dongosolo lapitalo lomwe limatembenuza milingo ya kuwala nthawi zosiyanasiyana masana lidzapitiliza kugwiritsa ntchito mababu a LED.
Ntchitoyi idalipidwa ndi ndalama zokonzetsera za ADOT, zomwe zidayamba mu Januwale ndikumalizidwa Loweruka m'mawa.