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Scarica PDF documento - COMETAL SpA

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CERTIFICATE OF NOMINATION<br />

CATEGORIA PONTI STRADALI, AUTOSTRADALI E FERROVIARI<br />

VIADUCT ST. KILIAN<br />

Schleusingen, Germany<br />

Category:<br />

Road, highway and railway bridges<br />

Owner<br />

Deges GmbH<br />

Engineers<br />

Weyer Beratende Ingenieure GmbH<br />

Steelwork Contractor<br />

MCE Stahl und Maschinebau GmbH & Co<br />

Completion date<br />

December 2006<br />

Spans: 55,35 - 5 x 61,5 - 49,2 - 36,9 = 448,95 m<br />

Total tonnage: 2 890 t<br />

Supporting structure: three-chord truss<br />

system below each carriageway with one<br />

bottom chord and steel tube diagonals<br />

being combined with the carriageway<br />

slab into a composite section.<br />

The Carriageway slab: thickness of 1,06 m<br />

near the top chords and the diagonals, of<br />

32 cm at the centre of the slab and of 23<br />

cm at the sides.<br />

Visible bottom chords and diagonals: hotfinished<br />

seamless tubes (material S355 J2H<br />

Ø 610 mm or Ø 298,5 mm).<br />

Top steel chords encased in concrete<br />

(material S355 J2G3).<br />

Bottom chord truss joints are cast joints<br />

(material GS°20Mn5v).<br />

Truss geometry required production of<br />

210 cast joints, eight basic types of joints.<br />

The Carriageway slab: concrete quality<br />

C45/55) pre-stressed longitudinally.<br />

74<br />

4 COSTRUZIONI METALLICHE LUG AGO 09

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