Qinling tunnel intakes located three estuarine reservoir behind the dam confluence pool, a tributary of the Weihe River outlet is located on the right side tributary reservoirs Jinpen yellow tank trench, project task is to bring up the Hanjiang River artesian water into the Weihe River in Guanzhong area, tunnel for flow Tunnel, length 81.58km, design flow 70m3 / s 60-type repairs, annual average quantity of water to 1.505 billion m3, longitudinal 1/3000 60 type slag machine configuration, cross-sectional drilling and blasting method of construction for 60 horseshoe type accessories section size 7.0 × 7.0m, construction law section TBM round cross section diameter of 7.16m / 8.03m. It is worth noting that, in addition to price cuts and the strengthening of public relations, but had a strong three mines were forced to reduce costs began to gain a competitive advantage. February 7, BHP Billiton and Mitsubishi (Mitsubishi Corp) will lay off 230 people located in a mine in Queensland, Australia. Reports from the Australian Broadcasting Corporation (ABC) of the display 60 type, involved in iron ore prices fell sharply, the world's largest mining company, will lay off up to 3,000 people and BHP Billiton or iron ore sector in Australia. Although BHP spokesman declined to confirm these reports, but he said the consulting firm McKinsey has to review the company's business, and that "is likely to be laid off." In fact, in the context of the iron ore prices fell, BHP Billiton is not the first time this year to control costs through layoffs consider the. . 60 Type 80 Type 100 | 60 type | Cinder machine provided by Gongyi City Xinhua Machinery Factory. Gongyi City Xinhua Machinery Factory (www.gyxinhua.com) strong, credible, in Zhengzhou, Henan handling equipment industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead Xinhua machinery and you hand into the brilliant, for a better future!