leStrade n. 1557 - maggio 2020

44
Abstract
BrennerLec, dynamic traffic management
in service of travelling speed and environmental protection
BrennerLec - a 4 million euro initiative of which 1.9 million euro financed
by the European Union and carried out along the approximately 90 km
between Bolzano North and Rovereto South - is a project with a high environmental
value that is intertwined with the choice of Autostrada del
Brennero to evolve towards a proactive and dynamic management of the
road network. This approach is the same that led the company to be a
partner of the European Commission in other “smart road” projects such
as C-Roads Italy. Autostrada del Brennero is supported in this experimental
project by several partners operating in its region: the Environmental
Agencies of Trento and Bolzano, the University of Trento, Cisma
(a local company specialized in environmental assessments and calculation
algorithms) and Noi Techpark (a technological innovation centre
with specific expertise in the field of “smart mobility”). Already in the first
phase of the project (April 2017-April 2018), the results proved to be positive
both in the environmental and in the road safety field. After 1,227
hours of testing, it was possible to estimate that with a real reduction
of the average speed of passenger cars (indicated limit 100 km/h) of 15
km/h, compared to normal traffic with a speed limit of 130 km/h, a 10%
reduction in the average concentration of NO2 (nitrogen oxides) at the
edge of the carriageway was achieved. At the same time, the 23 days
of tests carried out in days of heavy traffic showed that dynamic speed
management leads to an 8% increase in motorway capacity expressed
as vehicles per kilometre. With the beginning of 2020 (phase 3 of the project)
it will still be the operators of the User Assistance Centre (CAU) to
activate, or not, the dynamic speed limits, but both those designed to
reduce pollutant emissions and those prepared to increase the motorway
capacity are now “suggested” by complex automated calculation
models. Herald Ruijters (Director for Investment, innovative & sustainable
transport in DG Mobility and Transport of the European Commission)
positively underlined the fact that BrennerLec “is being implemented
along a corridor of strategic importance for Europe”, assuming the
opportunity of replicating its activities along the entire length of the corridor
and recalled that “any activity aimed at preserving the Alpine environment
is supported by the European Commission”. Finally, Brenner-
Lec also received a ministerial recognition. Indeed, the Italian Ministry
of the Environment indicated it as “Project of the Month” in April 2020,
describing the twofold result achieved in reducing travel times and improving
environmental conditions at the same time.
10. Diego Cattoni
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13. Logo BrennerLec
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11. Carlo Costa
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12. Hartmann Reichhalter
Autostrade d’Europa
5/2020 leStrade