LOT  A3:  PREPARATORY  WORK

Work dates: 2014-2015; 213 days

Work done:

Diversion of the Diddelengerbach, with two DN 2,500 pipes bored under the A13 motorway and two others under the railway line

Diversion of the STEP (wastewater), EP (rainwater), SES (drinking water), Créos (gas) and P&T (telecommunications) networks

Expansion of entrance to CFL’s Bettembourg marshalling yard

Construction of a Mabey-style temporary bridge 850 m retaining wall

Shifting of railway lines and digging of underground tunnel in Bettembourg marshalling yard (work done in 60 continuous hours over one weekend):

•       Digging of a 16 m underground tunnel below the railway line

•       Length of the track shifted: 750 m and a level crossing

•       Replacement of the drainage

•       Demolition of the old overhead line masts

•       Construction of overhead line foundations

LOT B: EARTHWORKS AND DRAINAGE

Work dates: 2014-2015; 249 days

Key figures:


Earthworks:                                                          800,000 m3


Embankment from excavated material:     400,000 m3


Excavated material to clear:                           400,000 m3


Blending material:                                              500,000 t


DN 1,200 reinforced pipe for drainage:  12,000 m


300 manholes


DN 150 drain:                                                       13,000 m

Lot C: CRANE FOUNDATIONS, MODALOHR, LIGHTING AND BUILDINGS

Work dates: 2015-2016; 209 days

Key figures:


1,200 DN 90 piles, average length 13 m, totalling 15,600 m

880 micropiles, average length 13 m, totalling 11,400 m

5,800 m3 concrete for Modalohr platforms (1,100 t of rebars)


2,400 m3 concrete for the gantry crane (340 t of rebars)

LOT D1: RGS (ROADWAYS/GRIDS/SUNDRY) WORK

Key figures:

The work involved building a ladder of lines for trains to access the new rail/road intermodal terminals:

1,400 m of railways built for the Modalohr platforms 4 x 750 m of running track (combined transport)
Ladder of lines for connections, made up of 6 level crossings