A layered rock mass is a special type of geological body. The existence of a bedding surface may lead to a poor cutting effect (over/under-excavation of the surrounding rock), falling of blocks, or ...

Figure 2 shows the X-ray diffractograms of (a) white (WP) and (b) cream phyllite (CP) as received and their 2, 4 and 6 h of calcination products. Most of the kaolinite related peaks disappear for the ...

Biotite In the Al T vs. Mg atoms per formula unit (apfu) diagram, the biotite compositions (Table III, Table SIII) from the Tamboril stock plot within the field for biotite of the calc–alkalic series ...

Layered phyllite excavation works show very strong creep behavior when encountering water, and the creep characteristics are greatly affected by bedding and the stress environment. Therefore, a creep ...

USBRL, Chenab bridge, Vande Bharat Express inauguration: Prime Minister Narendra Modi inaugurated a key section of the Udhampur–Srinagar–Baramulla Rail Link (USBRL) project, connecting Kashmir ...

Of the 272 km long Udhampur-Srinagar-Baramulla rail route, about 119 km journey passes through 36 tunnels, including T-50, India's longest railway tunnel.

Tunnel T50, measuring 12.77 kilometres and connecting Khari and Sumber, is the longest rail tunnel ever constructed in the country. Excavated using the New Austrian Tunnelling Method (NATM), the ...

The Ziniare region is mainly made up of volcano-sedimentary and granitoid formations: the highly altered volcano-sedimentary formations are shales corresponding to the relics of the Birimian furrows, ...

Despite repeated scientific warnings about the fragile geology and increasing disaster vulnerability of the Teesta river basin, north Sikkim is once again in crisis.