Xa uthe u-Alcatraz, abaninzi abantu bacinga ngesi siqithi phakathi kweSan Francisco Bay apho igoongo elidumile likhona. Esi siqithi sinendawo yokukhanya kuyo, eyakhelwe ukugcina iinqanawa zingena esiqhingini okanye iindawo ezixhambileyo phakathi kobusuku.
Enyanisweni, isiqithi kwakukho indawo zokuqala zokukhanya ezikulo lonxweme lwamaPacific, iphakanyiswe ixesha elide ngaphambi kokuba igoli elinobugqwetha libe khona.
U-Alcatraz wayebizwa ngokuba yiinyoni ezazihlala kwisiqithi-i-pelicans (i- alcatraces ngesiSpanish).
Into onokuyenza kwi-Alcatraz Lighthouse
Indlela kuphela yokufikelela kwi-Alcatraz Lighthouse kukuthatha ityelelo kwi-Alcatraz Island. Uninzi lwabantu lwenza oko ukuze ubone ijele elidala, kodwa ungabona kwakhona indlu yokukhanya evela ngaphandle. Akuvulelekanga kwiihotele zangaphakathi.
Ngo-Oktobha 2015, i- San Francisco Chronicle yabika ukuba umthengisi wefashishini waseWorld 'End wayenike imali ukuze aqalise iphrojekthi yokuvuselela, enethemba lokuba ngelinye ilanga liza kuvuleka uluntu kwakhona.
Imbali yeCalraz Lighthouse
Ekuphakameni kweGolide Rush iinqanawa ezininzi, ezinkulu kunye ezincinci, zafika kwisiqithi saseNyakatho yeKalifoni kwaye zazifuna kakhulu uncedo lweendlela zokuhamba ngeentsuku zonke xa iimeko zomoya zenzeka. Ukwakhiwa kwe-Alcatraz Light, i-Cod-influenced cottage kunye nenqaba encinane yaqala ngo-1852 ngumbutho weGibons noKelly waseBaltimore.
Yayisinye sezibane ezisibhozo ezicwangciselwe ulunxweme olusentshonalanga.
Ngomhla ka-Juni 1, 1854, i-Alcatraz yaba yindawo yokuqala yokukhanya yase-US kwintshona yonxweme. I-lighthouse yasekuqaleni yayibukeka njengendlu eneenqaba ezijikelezayo phakathi kophahla lwalo. KwiCalifornia, iBattery Point , iPinos Pinos kunye neendawo zokukhanya zaseLal Point Loma zinomxholo ofanayo.
UMichael Kassin nguye owayengumgcini wokugcina umgcini, efumana umvuzo we-$ 1,100. Umncedisi wakhe uJohan Sloan wenza $ 700.
Izicwangciso zokuqala zibizwa ngokuba sisibane esitshisa ioli kunye nombonisi wezandla. Ngaphambi kokuba igumbi lokukhanya lugqitywe, urhulumente wagqiba ekubeni atshintshele kwi-Fresnel lens ngenxa yokuba adala ukukhanya okulula xa usebenzisa ioli engaphantsi. I-lightraz ye-lightraz yayine-third order order Fresnel lens esuka eFransi.
Intsimbi yentsimbi yongezwa ngo-1856, ekupheleni kwempuma-ntshona yesi siqithi. Kwakunobhenqo enkulu. Isithandwa seepilenti ezingama-30 sabetha ukuba senze isandi, siphakanyiswe sisisindo kunye ne-pulley system. Kwathatha amadoda amabini ukuba aphephe ukungqinelana. Ukuthwala ubunzima beenyawo ezingama-25 zaqhubeka zigijima malunga neeyure ezingama-5. I-foghorns yombane yatshintshe insimbi ngo-1913.
Inqaba encinci yahlala yindlela eyona yodwa esi siqithi iminyaka emininzi. Yonakaliswe kwi-earthquake ka-1906, i-lighthouse yakha kwakhona ngo-1909 xa idilesi yakhiwa. Inqaba ekhonkrithi engamamitha angama-84 ecaleni kwendlu yeselya ithathelwe indawo yangaphambili, kunye ne-lens encane yesondlo. Inqaba entsha yenziwe ngekhonkrit eqinisekisiwe kwaye inezinhlangothi ezithandathu.
Ukukhanya kwazenzekelayo ngo-1962. Ngo-1963, isiqithi saba yinxalenye yeSango leNgcaciso yeSizwe soLonwabo.
Umlilo wabatshabalalisa izithuba zabagcini-zibane ngo-1970 ngexesha lokuhlala kwamaNdiya.
Ukukhanya kusebenza njengendlela yokuncedisa indlela yokuhamba, kodwa ngokukhanya kombane okuzenzekelayo kunye ne-foghorn kagesi.
Ukutyelela i-Alcatraz Lighthouse
I-Alcatraz Lighthouse i-San Francisco Bay. Indlela yodwa yokutyelela kukuba uthathe uhambo lwe-ferry kunye nohambo olukhokelwayo lwe-Alcatraz Island . Ukugcinwa kwempahla kuyimfuneko.
Ezinye i-California Lighthouses
Ukuba u-geek yendawo yokukhanya, uya kuvuyela isiKhokelo sethu sokuKhenketha i-Lighthouses yaseCalifornia .