San Diego-Coronado Bridge (yomwe imatchedwa Bridge Coronado) ndi mlatho wamakilomita 2.12 umene umadutsa San Diego Bay ndipo umagwirizanitsa Mzinda wa San Diego ndi City of Coronado. Imeneyi ndiyo njira yaikulu yopitira ku mabomba a Coronado ndi North Island Naval Air Station, komanso Silver Strand isthmus yomwe imagwirizanitsa Coronado ku Imperial Beach ndi dziko.
Ali Kuti?
Dera la Coronado lingapezeke kudzera ku Interstate 5 kumudzi wa Barrio Logan, kumpoto kwa National City.
Iyo imatuluka ndikutsika mu khola lopitirira lomwe limatha pa Fourth Avenue ku Coronado.
Kodi Linamangidwa Liti?
Ntchito yomanga mlathoyo inayamba mu 1967 ndipo idatsegulidwa pa August 3, 1969. Robert Mosher ndiye adakonza zomangamanga, ndipo amapangidwa ndi orthotropic zitsulo ndipo ali ndi thupi lopangidwira komanso labwino. Kapangidwe kake kamagwiritsa ntchito bokosi lalitali kwambiri padziko lonse la bokosi lobisala mabisala, manjenje, ndi ouma omwe amawonekera pamabwalo ena. Mosher akunena kuti adapanga nsanja zokwana 30 kuchokera ku Balboa Park ya Cabrillo Bridge.
N'chifukwa Chiyani Ndi Chofunika Kwambiri?
Kutsegula kwa mlathoyo kunatherapo zitsulo zapamtunda za galimoto zomwe zinadutsa San Diego Bay ndipo zinapereka mosavuta ku Coronado. Zomangamanga zokongola komanso zoyera komanso utoto wa buluu wapanga mlatho umodzi mwa zizindikiro ndi zozizwitsa za San Diego. Mkonzi wa zomangamanga Mosher akuti mphika wa madigiri 90 ndi wofunika kwambiri moti umatha kukula mamita 200 ndi 4.67 peresenti ya peresenti, ngakhale kuti ndege ya Navy ikanyamula kupita pansi.
Mu 1970, analandira Merit Bridge Yambiri ya Merit kuchokera ku American Institute of Steel Construction.
Zolemba & Ziwerengero
Bridge Bridge ya Coronado inagula madola 47.6 miliyoni kuti amange. Bwalo loyendetsa galimoto lakale linapanga mgwirizano wake mu 1986, ndipo $ 1 inachotsedwa mu 2002. Bridge ili ndi misewu isanu ya magalimoto ndipo imanyamula magalimoto 85,000 tsiku lililonse.
Maselo okwera masentimita 34 apamwamba a konkire ndi otsika mokwanira kuti awonetsetse zithunzi zosaoneka bwino, zomwe zikuphatikizapo San Diego , kuchokera ku magalimoto pamsewu. Njira zotumizira zimayendetsedwa ndi bokosi lalitali kwambiri la dziko lonse lapansi: 1,880 mapazi. Nsanja zimakhala pa 487 zowonongeka zowonjezera milandu ya konkire. Mu 1976, mlathowu unalumikizidwa ndi ndodo zapadera kuti zitetezedwe ndi kuwonongeka kwa chivomezi.
Kodi mumadziwa?
- Pansi pa msewu ndi ming'alu yachitsulo yomwe imamangidwa pofuna kukonza mlatho. Caltrans amachititsa kufufuza nthawi zonse kuti aone ngati pali konkire ya konkire komanso malo osanjikizika.
- Ndi imodzi mwa milatho yowononga kwambiri ku US, ikutsatira San Francisco ya Golden Gate Bridge ndi Bridge Bridge ya Aurora.
- Msembi wa zomangamanga Mosher anatenga chidutswa cha chingwe kuti awononge mapuwo akudutsa pa mlatho ndi kudziwa momwe ziyenera kukhalira ndi zofunikira za boma pa mlatho, popeza kuti kutalika kwake kuyenera kukhala kotalika mamita awiri, kukonza njira yolunjika sizingatheke.
- Kujambula mlatho ndi ntchito yosatha. Ogwira ntchito zisanu ndi chimodzi amagwira ntchito chaka chonse kuti awateteze ku mphepo yamchere. Mtundu wabuluu unasankhidwa kuti ufanane ndi zakumwamba ndi nyanja.