Viadukt

TUNNEL "ZARANAČ" ZAGREB - SPLIT HIGHWAY

BASIC CHARACTERISTICS OF THE TUNNEL, SECTION: DUGOPOLJE - BISKO

CLIENT:HRVATSKE AUTOCESTE d.o.o

MAIN CONTRACTOR:VIADUKT d.d.

CONTRACT:

45212-400-5205/04;
G-76/2004
as of April 27, 2004 and
45212-400-5205/04/1/05;
G-46/2005
as of July 4, 2005

CONSTRUCTION PERIOD:

2003. - 2004.

CONSTRUCTION VALUE:

7 358 186 EUR

• Total length of the tunnel tubes: 724 m
• Cross-section of the excavation: 75 - 85 m²
• Method of excavation: NATM, drilling + shot firing
• Excavation category according to RMR classification: III - V
• Two tubes: 399 m and 325 m long
• Tunnel is located in urban zone, excavation under the main sewer, very limited excavation zone (1 - 2.5 m), constant monitoring of seismic activity.