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Page 1: How does road weather information support decision making ...

How does road weather information

support decision making in Estonia

Märt [email protected]

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2013 2014 2015 2016 2017 2018

Freeze-thaw cycles in depth of 20 cm below surface(in pavement at Ussisoo, in the middle of Estonia)

suursoo vanaküla napsi keo korba nedrema ussisoo

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- 16 609 km of state roads

- 17 maintenance contracts

- 9 maintenance companies

- 442 - 1439 km per contract

- 1005 €/km winter routine maintenance cost

Finland 1460 €, Sweden 1900 €, Latvia 1148 €

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78 road weather stations

in ESTONIA, incl.

55 from Vaisala FIN

15 from Saab SWE

8 from Lufft GER

114 road cameras

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- simultaneous forecast from 4 weather sources

- tool for quality control & verification

- measurements from National Weather Services & other countries (no borders)

- maintenance activities online

- warnings from different sources & feedback from road users (Waze)

Maintenance worksSalting

Blowing

salting & blowing

driving

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Forecast verification

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Live briefings with meteorologistsfor operators every evening

with possibility of re-viewing

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Feedback from public through Waze

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Storm Ciara weaker in Estonia

than expected

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6 optical

road sensors on busses

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balticroads.net

tarktee.ee (smartroad)

tik.teeilm.ee (roadweather)

Traffic Management Center

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Road condition reports in public TV channel every morning based on tik.teeilm.ee web service

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Still hope to see

some winter soon ..

[email protected]

+372 5135336

www.teed.ee