Zobrazeno 1 - 10
of 19
pro vyhledávání: '"Ebu Bekir AYGAR"'
Autor:
Ebu Bekir Aygar
Publikováno v:
Scientific Reports, Vol 12, Iss 1, Pp 1-23 (2022)
Abstract The problems experienced in tunnels excavated under high cover in graphitic schists generally vary according to the squeezing mechanism. During the tunnel excavation, slips occur on the slickenside surfaces in the tunnel face from time to ti
Externí odkaz:
https://doaj.org/article/e608f9cd3bb342dc984fff07b3aa9498
Autor:
Ebu Bekir Aygar, Candan Gokceoglu
Publikováno v:
International Journal of Geo-Engineering, Vol 12, Iss 1, Pp 1-26 (2021)
Abstract Due to the increasing population and resulting transportation needs, the number of subway and high-speed railway projects has also increased. The geometric constraints of such projects have caused many tunnels to be built in weak ground. Thu
Externí odkaz:
https://doaj.org/article/b660473b2d9d4ca5821c387833182ad8
Autor:
Ebu Bekir Aygar
Publikováno v:
Journal of Rock Mechanics and Geotechnical Engineering, Vol 12, Iss 3, Pp 541-556 (2020)
Since the development of the new Austrian tunnelling method (NATM) in the 1960s, this technique has been applied successfully in many tunnels. However, opinions of NATM principles emerged till 2000, i.e. NATM is not a tunnelling method, but an approa
Externí odkaz:
https://doaj.org/article/2fdd1a075282487db7998ae6d9759a6c
Publikováno v:
Infrastructures, Vol 7, Iss 11, p 155 (2022)
The T26 tunnel was designed within the scope of the Ankara-Istanbul high-speed railway in accordance with the speed of 250 km/h. Some serious problems and excessive deformations were encountered during the excavation works. The deformations in the tu
Externí odkaz:
https://doaj.org/article/ba2be50413fd415394ff4af48158021a
Autor:
Ebu Bekir AYGAR
Publikováno v:
Bilimsel Madencilik Dergisi. 61:157-168
Bolu Tüneli Ankara İstanbul Otoyolu üzerinde yer almaktadır. Bolu Tüneli proje çalışmalarına 1993 yılında başlanmış olup 2007 yılında trafiğe açılmıştır. 3 şeritli çift tünel olarak inşa edilmiştir. Tünel uzunlukları sağ
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::2e5ccb8ee494f1fb8aa6a6ebd09158e7
https://doi.org/10.30797/madencilik.1054714
https://doi.org/10.30797/madencilik.1054714
Autor:
Ebu Bekir AYGAR
Publikováno v:
Demiryolu Mühendisliği. :1-13
Tünellerde portal kesimleri her zaman kritik mühendislik yapıları içerisinde olmuştur. Portal ve tünellerin etkileşimi hem portal tasarımını hem de tünel tasarımını etkilemektedir. Portal şevlerinde olası bir yenilmenin etkisi doğru
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::12586860cb3b26f9ef9c9b0d7babf9d7
https://doi.org/10.47072/demiryolu.1064319
https://doi.org/10.47072/demiryolu.1064319
Autor:
Ebu Bekir AYGAR
Publikováno v:
Issue: 15 125-133
Demiryolu Mühendisliği
Demiryolu Mühendisliği
Son dönemlerde altyapı çalışmalarına ağırlık verilmiş olan ülkemizde tünelcilik faaliyetleri çok hızlı bir şekilde artış göstermiştir. Özellikle Yüksek Hızlı Demiryolu Projelerinde güzergahın kısıtlamalarından dolayı tü
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::d0a820b51d9f1114cfd4d94c45f9a6f1
https://doi.org/10.47072/demiryolu.1030404
https://doi.org/10.47072/demiryolu.1030404
Autor:
Candan Gokceoglu, Ebu Bekir Aygar
Publikováno v:
Geotechnical and Geological Engineering. 39:5707-5726
The excavations of portal sections are always critical steps during the tunnel construction process, as previously excavated portal slopes can be influenced by ongoing tunnel excavations. Possible deformations that may appear in tunnels during excava
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::e9dc6d3a990c2d367ecdcaf715ff094a
https://doi.org/10.1007/s10706-021-01859-z
https://doi.org/10.1007/s10706-021-01859-z
Publikováno v:
Transportation Infrastructure Geotechnology.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::a6943be3fbadaa819b5cdf4221f49cc1
https://doi.org/10.1007/s40515-022-00251-5
https://doi.org/10.1007/s40515-022-00251-5