YINHONGJISHI WATER DIVERSION PROJECT, SHAANXI PROVINCE - PEOPLEÕS REP. OF CHINA
- Design and TBM Modification from DS TBM (supplied by the client) to a DSU TBM.
- Excavation and lining of the tunnel for the TBM starting operation.
- Excavation and lining of the tunnel (remaining section of 5.100 m, exc. diameter 3.67 m).
- Excavation and lining of the tunnel widening for the TBM final disassembling.
- Topographic surveys
- Supply of technical and administrative personnel.
- Supply of materials
- Contract for supply of equipment for the excavation of 15 km of tunnel by TBM compact, excavation diameter 3,50 m.
- Contract provides supply of TBM and auxiliary equipment, supply of materials, spare parts and cutters, including technical assistance for TBM assembly and erection including start-up of excavation works.
Supply of a new Double Shield Universal TBM, back-up system and auxiliary equipment (rolling stock, ventilation system, spare parts etc.)
Excavation of the Headrace Tunnel of 14,630 m by double shield TBM having boring diameter of 6,10 m, internal finished diameter 5,20 m. Tunnel lining with concrete segments
Supply of specialized personnel and technical assistance during TBM excavation activities
" Excavation of the storm drainage tunnel for a total length of 5,1 Km by Double Shield Universal TBM with excavation diameter of 7,27 m, internal diameter of 6,5 m.
" The whole project comprises the aforesaid storm drainage tunnel, three intake works, drainage and subsidiary works .
" SELI, beyond to being member of the Joint venture, entered a subcontract agreement for the supply of the TBM and auxiliary equipment and for the tunnel excavation for a value of Euro 15,2 Million.
XINJIANG DABAN DIVERSION TUNNEL PROJECT - PEOPLE'S REPUBLIC OF CHINA
Service Contract. Technical assistance for the excavation and lining of a diversion tunnel by double shield TBM, for a total length of 19.714 m, in two stages (1st stage - 9.639 m / 2nd stage - 10.076 m.) The tunnel excavation diameter is 6,79 m
Supply of segment moulds for the tunnel lining with concrete segments
Construction of tunnels nos. 6, 7, 8 respectively 12,2 - 2,7 and 6,5 km long, by a double shield TBM Robbins mod. 205-277, excavation diameter 6,125 m. Inner segments diameter 5,46 m.The "Yellow River Diversion Project" constitutes an impressive hydraulic project to convey the water of the Yellow River towards the cities of Taiyuan and Datong in the Province of Shanxi in the People's Republic of China. The hydraulic projects includes building a Main Line that will take water from the dam built on the Yellow River up to a fork where the South and North lines will branch out respectively towards Taiyuan and Datong. Here the water will be used for both civil and industrial purposes. The overall project includes over three hundred km of tunnels, canals and concrete pipelines.
WANJIAZHAI YELLOW RIVER DIVERSION PROJECT LOTS 2 AND 3
Four tunnels excavated and lined by TBMs. Total lenght is 88.900 m, of which 1.573,5 m are to be conventionally excavated using NATM and lined with segments using the TBMs. Overburden varies between 50 m and 300 m Lot 2 comprises:
tunnel T4 with a total lenght of 6.636 m; excavation and lining by TBM, final internal diameter 4,30 m
tunnel T5, continuing tunnel T4 and with a total length of 25.536m; excavation and lining by TBM, final internal diameter 4,30 m
tunnel T6 with a total length of 13.978 m; excavation and lining by TBM and 410 m excavated using NATM, final internal diameter 4,20 m
thickness of the segments 220 or 200 mm, length 1,4 m
Lot 3 comprises:
tunnel T7 40.650 m long; excavation and lining at the same time. Two TBMS start from two opposite end - North and South. Excavation diameter is 4,88 m, internal finished diameter 4,20 m.
Rent of double shield TBM, Back up and auxiliary equipment (rolling stock, tunnel lines, TBM workshop) for the construction of two inclined pressure shafts (shaft length 1.542 lm/each), excavation diameter 4,88 m. Inclination degree 30¡