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The new Austrian tunneling method (NATM), also known as the sequential excavation method (SEM) or sprayed concrete lining method [1] (SCL), is a method of modern tunnel design and construction employing sophisticated monitoring to optimize various wall reinforcement techniques based on the type of rock encountered as tunneling progresses.
The International Tunnelling and Underground Space Association (ITA-AITES) is a non-governmental, non-profit organization founded in 1974, [1] comprising currently 78 member nations [2] and 266 corporate or individual affiliate members, [3] aiming to encourage the use of the subsurface for the benefit of public, environment and sustainable development, and to promote advances in planning ...
The new Austrian tunnelling method (NATM)—also referred to as the Sequential Excavation Method (SEM) [35] —was developed in the 1960s. The main idea of this method is to use the geological stress of the surrounding rock mass to stabilize the tunnel, by allowing a measured relaxation and stress reassignment into the surrounding rock to ...
The CSR Guidelines provided for review and elaboration which was undertaken by the Indian Institute of Corporate Affairs, a think-tank and capacity development institution set up by the MCA. The Guidelines Drafting Committee (GDC), appointed by the MCA in 2009, started its work on the new mandate for review and elaboration of the 2009 Guidelines.
Navigating the new normal: CSBC, in partnership with NITI Aayog and the Gates Foundation, organised a campaign called ‘Navigating the new normal’ [19] [20] [21] to promote COVID-19 safe behaviours. The campaign has two parts: The first is a web portal containing resources informed by behavioural science and the use of nudge and social norms ...
Atal Tunnel (Hindi: अटल सुरंग) is a 9.02-kilometre-long (5.60 mi) road tunnel connecting Manali and Keylong.It helps in bypassing the Rohtang Pass, Himachal Pradesh in the eastern Pir Panjal range of the Himalayas.
Issuing guidelines, advisories and vulnerability or audit notes etc. relating to protection of critical information infrastructure and practices, procedures, prevention and response in consultation with the stakeholders, in close coordination with Indian Computer Emergency Response Team and other organisations working in the field or related ...
National Disaster Management Authority (India), abbreviated as NDMA, is an apex Body of Government of India, with a mandate to lay down policies for disaster management. NDMA was established through the Disaster Management Act enacted by the Government of India on 23 December 2005. [ 2 ]