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Realization
Testata della pagina

Gronda di Genova

A strategic work for our Country, an international engineering challenge

Work

Description Realization History

A unique challenge

Gli scavi con fresa
Excavations with cutters ('moles')

Two Hydroschield TBMs with a diameter of approximately 15 metres will be used. These TBMs are unique in the world, both in diameter and excavation pressure

La gestione dei materiali
Material Management

Embanking works totalling over 3850 meters will be conducted using approximately 170 caissons to enhance safety at Genoa airport.

Trasporto dei materiali di scavo
Transport of excavated material

Slurry pipeline (9 km, 350 mc/h) for environmentally sustainable transport with internationally and globally advanced systems and technologies of 12 million tonnes

Approval process

The Gronda di Genova project was thoroughly discussed with the local authorities and the citizens of Genoa. This included the adoption of the Public Debate model in 2009, during which the best design solution was chosen out of 5 different alternatives presented. After finalising the route and optimising the project based on the feedback from the Public Debate, the basic design and related approval process were initiated.

Iter approvativo

The steps of the approval process

14/04/2011
26/07/2011
15/06/2011
29/03/2013
23/01/2014
15/04/2014
8/09/2014
12/09/2014
22/01/2015
14/04/2015
27/05/2015
2016
7/09/2017
1/02/2018
 
 
 
The basic design was forwarded to the Ministry of Infrastructure and Transport for technical validation
The Ministry of Infrastructure and Transport delivered a positive opinion on the technical validation, which is preliminary to the authorisation, according to Article 81 of Presidential Decree 616/1977 as amended
Initiation of the Environmental Impact Assessment procedure and for the filing and publication of the Basic Design and Environmental Impact Study
The Plan of Use was forwarded to the Ministry for Environment, Land and Sea Protection, which approved them on 19/06/2013
DEC/EIA No. 28 was issued as a positive result of the EIA procedure conducted by the Ministry of the Environment
The expropriation procedure was initiated
A request was submitted to the Ministry of Infrastructure and Transport to verify urban compliance according to Presidential Decree 383 of 18/4/1994 and Article 81 of Presidential Decree 616/77
The Ministry of Infrastructure and Transport convened the Conference of Services
Closing session of the Conference of Services
The Agreement for the construction of the Maritime work was signed by ASPI, ENAC, the Port Authority and Aeroporto di Genova SpA and sent to the Ministry of Infrastructure and Transport’s "General Directorate for the Surveillance on the Motorway Concessionaires” for final approval on 28/04/2015
The Ministry of Infrastructure and Transport issued the final measure by means of which the Conference of Services was positively concluded, thus finalising the State-Region agreement for the location of the asset
The basic design integrated with the 112 specifications received during the Environmental Impact Assessment and the Conference of Services was delivered to the Ministry of Infrastructure and Transport
Decree of the Ministry of Infrastructure and Transport sanctioning the approval of the basic design and declaring the public utility of the work
The Construction Design of 'Lot 5: ‘Termination of the Maritime work’ was submitted to the Ministry of Infrastructure for approval, for a total value of approximately EUR 154 million gross
 

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TENDERS

Comparison with major national and international projects

Gronda di GENOVA

Route

72km

Section

170sqm
+ 170sqm

Tunnel length

50km

Excavation sections

-12 mln m3

Duration of work

10 years
Variante di Valico

Route

59km

Traditional trench section

180sqm
+ 180sqm

Mechanised excavation section

200sqm
+ 200sqm

Tunnel length

29km

Excavation sections

-79 mln m3

Duration of work

9 years

starting from last authorisation

GOTTARDO RAIL TUNNEL

Route

57km

Section

72sqm
+ 72sqm

Tunnel length

57km+57km

Excavation sections

-79 mln m3

Duration of work

17 years
HIGH SPEED BOLOGNA-FIRENZE

Route

79km

Section

140smq
+ 140sqm

Tunnel length

69km

Excavation sections

-9,6 mln di m3

Duration of work

13 years
Channel Tunnel

Route

50,5km

Section

54sqm
+ 24sqm
+ 24sqm

Tunnel length

50,5km+50,5km

Excavation sections

-8 mln m3

Duration of work

13 years
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