Phoenix-Iyo chirongwa chekuisa chitsvaMwenje dze LEDmuInterstate 10 Deck Park Tunnel kuchamhembe kwedhorobha rePhoenix yakapedzwa kupa mugero chimiro chitsva, ichideredza simba nekuchengetedza mari.
Arizona Department of Transportation yakataura mupepanhau neChipiri kuti chirongwa che $ 1.4 miriyoni chakaisa kupfuura 1,500 chena mwenje ye LED mumugero, iyo inosvika chikamu chimwe muzvina pakati peThird Street neThird Avenue. Makiromita matatu.
Kana iwe ukaona mwenje wakajeka uye wakachena muI-10 Deck Park Tunnel, ungangodaro wakafungidzira kuti vashandi veADOT vakatsiva magirobhu ekare, echinyakare uye magirobhu matsva ekuchengetedza simba. Mwenje ye LED inogara kwenguva refu.
Mwenje dze LED dzakatsiva zvigadziriso zvekare zveyero yakakwirira-kudzvanya sodium kubva muna 1990 pakavhurwa mugero.
Maererano nekuburitswa kwenhau, nekuvandudzwa kwekuvhenekesa, magetsi e LED achaderedzawo kushandiswa kwesimba neanopfuura 60%, kuchengetedza mari inodarika $ 175,000 musimba gore negore.
Vashandi havadi kuchinja mwenje kakawanda, nokuti hupenyu hwebasa reMwenje we LEDrakareba kupfuura regirobhu rapfuura.
Maererano neruzivo rwakaburitswa, iyo yapfuura sisitimu inoshandura mwenje mwero panguva dzakasiyana dzezuva icharamba ichishandisa ma bulbs e LED.
Chirongwa ichi chakabhadharwa nemari yekugadzirisa ADOT iripo, yakatanga muna Ndira uye yakapedzwa neMugovera mangwanani.