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June 03 , 2013 Monday

Zero Fault Construction In High Altitude! - SUNWARD ROTARY DRILLING RIG

ZERO FAULT CONSTRUCTION IN HIGH ALTITUDE

Two units of SUNWARD Rotary Drilling Rig officially entered the Lhasa-Shikatse Railway construction (Renbu-Shikatse Railway construction segments). It has worked zero fault in the highest segments of the whole railway, won the customer’s full praise.

Lhasa-Shikatse Railway, as the extended line of Qinghai-Tibet Railway, is the major landmark project during the Tibet “eleventh five-year plan” period. Upon the completion of the railway, the train speed shall be not less than 120km/h. The 253km-long railway is starting from Lhasa at more than 3,600 meters above sea level, along the Lhasa River to the south, via Duilongdeqing, Qushui, going the Yarlung Zangbo River on the downstream, through nearly 90 km length of the Canyon area, via Nimu, Renbu arriving in Shikatse at more than 3,800 meters above sea level. The train speed now on the frozen soil segments of Qinghai-Tibet Railway is 100km/h, non-frozen segments 120km/h, which is the world’s highest train speed on plateau permafrost railway.

Worked in the harsh construction environment of the average more than 3,700 meters above sea level, SUNWARD Rotary Drilling Rig went well during the railway project without any adverse reaction. Since May, the three months’ construction in Tibet went quite well in Tibet. Two units of SUNWARD Rotary Drilling Rig has worked zero fault in the highest segments of the whole railway, won the customer’s full praise. The customer said, the outstanding performance of SUNWARD machine has enabled him to believe in domestic brand construction machinery with confidence. SUNWARD Rotary Drilling Rig, with its excellent performance, will overcome all kinds of conditions in the future plateau railway construction, and contribute more strength.

Sunward Lhasa Office

SUNWARD ROTARY DRILLING RIG CONSTRUCTION CASE

LHASA-SHIKATSE RAILWAY

Construction Geology: thick round gravel, sand layer, fine gravel, gravel layer, rock stratum

Drilling Rig: drilling bucket with head gear, drilling bucket with cutting teeth

Max. Drilling Depth: 52m Max. Rock Drilling Depth: 2m

Max. Drilling Diameter: 1.25m

Source: www.sunward.com.cn

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