Gadar jirgin ƙasa ta Humphery

Gadar Jirgin Ƙasa ta Humphery gada ce da aka rubuta tarihinta a kan layin dogo na Mungar zuwa Monto a Humphery, Yankin Arewacin Burnett, Queensland, Ostiraliya. William Pagan ne ya tsara ta kuma aka gina ta a shekarar 1913. An ƙara ta cikin Rijistar Gado ta Queensland a ranar 21 ga Oktoba, 1992. 

 Tarihi 
Gadar siminti mai girman    wacce ke tallafawa layin dogo  yammacin Humphery an gina shi a shekarar 1913 a matsayin gadoji na ƙarshe da ke kan wannan layin. 

An nemi hanyar haɗin jirgin ƙasa daga Maryborough zuwa garin Gayndah da aka daɗe ana ginawa a shekarun 1860, amma ginin bai fara ba har zuwa ƙarshen shekarun 1880. Layin ya buɗe zuwa Brooweena a watan Yulin 1889, Boompa a watan Maris na 1891 da Biggenden a watan Afrilun 1891. Duk da cewa layin dogo ya ƙare a Degilbo, wannan ɓangaren ba a buɗe shi ba sai a shekarar 1893 lokacin da ambaliyar ruwa ta lalata gadar da ke kan Kogin Mary da ke Antigua ta katse samar da lemun tsami ga masana'antar sukari a Maryborough da Bundaberg kuma aka buɗe sabon wadata kusa da Degilbo. Layin ya ƙare a Degilbo har sai da aka fara faɗaɗa zuwa Gayndah da nisan  fadada layin dogo zuwa Wetheron wanda aka bude a watan Disamba 1905. Daga karshe an cimma Gayndah a watan Disamba 1907. A shekarar 1910 aka gabatar da wani karin fadada layin dogo. An fara gina layin dogo tsakanin Gayndah da Mundubbera a watan Afrilu 1911, ana sa ran nan da 'yan watanni za a fara aikin shimfida layin dogo na farko a hukumance daga Walter Paget, Ministan Jiragen Kasa, a ranar 7 ga Yuli 1911. An bude layin don zirga-zirga tsakanin Gayndah da Boomerang a watan Nuwamba 1913 da kuma zuwa Mundubbera a watan Fabrairu 1914. An kara fadada layin a shekarun 1920 kuma ya isa Monto a watan Satumba 1928. 

Amfani da baka na siminti don gadojin jirgin ƙasa wani abu ne na musamman a Queensland da Kudancin Ostiraliya . An gina gadar siminti ta farko a Queensland a Petrie Terrace a shekarar 1897. Tsakanin 1900 da 1913, an gina gadoji shida na layin dogo na siminti a Queensland, wanda ya kai matsayin William Pagan a matsayin Babban Injiniyan Jiragen Ƙasa kuma ana kyautata zaton shi ne ke da alhakin ƙirarsu.  Gadar jirgin ƙasa ta farko guda biyu ( Swansons Rail Bridge kusa da Toowoomba da gadar jirgin ƙasa ta Deep Creek kusa da Degilbo), sun bi siffar gadar dutse. Duk da haka, gadar jirgin ƙasa ta Steep Rocky Creek a shekarar 1906 ta rabu gaba ɗaya daga siffofin dutse kuma tana da baka na bango waɗanda ke tallafawa diaphragms na tsaye tare da fale-falen bene wanda ke ɗauke da hanyar jirgin ƙasa da ballast; an gina wannan gadar ne don ƙetare kwaruruka a cikin ƙasa mai tsauri kuma tana wakiltar irin wannan ƙira da ci gaban fasaha don biyan buƙatun da suka yi kama da na Humphery, wanda aka kammala shekaru kaɗan bayan haka. 

 Bayani 
Gadar gadar siminti ce da ke ɗauke da layin dogo na Mungar zuwa Monto a kan wani busasshen kwarin ruwa mai tsawon  kudu maso yamma da Tashar Humphrey da kuma  yammacin Gayndah. Yana da zagaye biyar na baka mai zagaye, tare da bangon siminti mai ƙarfi. Ko da yake gada ce mai sauƙi, an yi ta da kyau tare da manyan cornices a tushen baka, ginshiƙai da aka haɗa a saman ginshiƙan da suka shimfiɗa a saman bene da bangon spandrel masu zurfi. 

Gadar tana ɗauke da layin dogo mai tsawon ƙafa 3 da in 6 a kan wani bene mai tsayi. Tsawonsa ya kai    , uku a tsayin , da kuma  jimillar  . Haƙarƙarin baka masu ƙarfi suna da zagaye, tare da ramuka masu faɗi suna raba su da gani daga ramukan da ke ƙasa. Ƙaramin ƙarshen yana fitowa daga wani mataki mafi girma, kuma an sake yiwa alama a kan matuƙin jirgin ruwa da ƙaramin cornice . An gama bangon spandrel mai zurfi da siffar siminti mai ɗan tsari don bambanta da ƙarshen santsi na fuskokin baka masu fitowa. Ramin an yi shi da ƙarfe mai bututu tsakanin ginshiƙan siminti a matuƙan. 

 Yawon Bude Ido 
Tsawon  An buɗe sashin Bridges na Kogin Burnett na titin jirgin ƙasa na Boyne Burnett a ranar 10 ga Satumba, 2022 a titin Mt Debateable Railway Siding, titin Mt Debateable, Gayndah .  Kilomita goma sha shida daga ciki yana kusa da Kogin Burnett . Yana tafiya yamma daga Titin Head gadar Red Gulley, gadar Slab Creek, gadar Spring Creek, gadar Boomerang, gadar Humphery Lambobi 1, 2 ("Gadar Imani" ko "gadar imani"), da 3 da gadar Roth an wuce su a kan hanyar zuwa ɗayan ƙarshen a Mundubbera Railway Precinct.  An jera alamun gadojin jirgin ƙasa na hukuma a cikin Rajistar Gado na Injiniya a cikin Gadojin Jirgin Ƙasa na Degilbo-Mundubbera a watan Oktoba na 2016. Jimillar gadoji 12, gami da wasu a wannan ɓangaren na Titin Jirgin Ƙasa, an gane su da Alamar Gado ta Injiniya ɗaya wacce ke wakiltar "mafi kyawun misali na tarin gadojin jirgin ƙasa na tarihi a Ostiraliya".  

 Jerin kayan tarihi 
An saka gadar jirgin ƙasa ta Humphery a cikin Rijistar Gado ta Queensland a ranar 21 ga Oktoba 1992 bayan ta cika waɗannan sharuɗɗa. 

Wurin yana da mahimmanci wajen nuna juyin halitta ko tsarin tarihin Queensland.

Wannan gada, wadda ta ba da damar layin dogo ya ketare wani babban rami, tana kan layin reshe wanda ya haɗa garuruwan cikin gida na farko da Maryborough kuma yana nuna yadda aka haɓaka Queensland ta hanyar haɗa muhimman albarkatun cikin gida da tashoshin jiragen ruwa. Yana nuna ƙwarewar da aka yi amfani da fasahar wannan lokacin don magance matsalolin yanayi da ƙasa da injiniyoyin jirgin ƙasa suka fuskanta a cikin wannan tsari. 

Wurin yana da mahimmanci wajen nuna babban ci gaba na ƙirƙira ko fasaha a wani lokaci na musamman.

An gina wannan gada bisa ga wani sabon tsari da aka yi da baka mai kauri irin na siminti mai kauri, wanda aka yi wa ado da bango, na biyu a Ostiraliya kuma gada ta bakwai ce kawai a Queensland. Ita ce ta ƙarshe daga cikin jerin gadojin siminti da aka gina wa layin dogo na Queensland tsakanin 1900 da 1913 kuma ta uku a wannan layin. 

Wurin yana da alaƙa ta musamman da rayuwar ko aikin wani mutum, ƙungiya ko ƙungiya mai mahimmanci a tarihin Queensland.

Gadar muhimmin misali ne na aikin William Pagan, Babban Injiniya na Layin Dogo kuma muhimmin mutum a tarihin injiniya na farko a Queensland. 

Injiniyoyi a Ostiraliya sun lissafa jimillar gadoji 12, ciki har da Gadar Jirgin Ƙasa ta Humphery, a cikin Rijistar Alamomin Gado na Injiniya a hukumance a watan Oktoban 2016. An san Gadojin Jirgin Ƙasa na Degilbo-Mundubbera da Alamar Gado ɗaya da ke wakiltar "mafi kyawun misali na tarin gadojin jirgin ƙasa na tarihi a Ostiraliya".  

 Manazarta 

Rukuni:Shafuka masu fassarorin da ba'a duba ba