M10 stayed valid until December 2017. This section is a part of the European route E18. News about the plans to expand this route section to a motorway with three lanes in each direction came out in August 2011. Characteristics The temperature range is almost unchanged: the annual average temperature throughout the section of the road may vary between 2 and 4 °C. The average temperature in January is -11 °C. In July it is +19 °C. The road crosses the river Sister (a tributary of the Dubna, near Klin), Volga (in Tver), Msta (near Novoselitsy), Volkhov (at Krechevitsy), etc. Bridges longer than 50 meters have a capacity of 60–80 tons. In Tver region (127 km, 132 miles), there are bridges with carrying capacity of 40 tons. The road has from 2 to 10 lanes, mostly 2 in both directions. The width of the carriageway on the main stretch of road is 8–11 meters. The speed ranges between 30 km/h at repair and detours, to 90 km/h. However, on a segment on the territory of Moscow and Moscow region, the regular flow (traffic) rate exceeds the allowable limit by 30–50 km/h. In general, the M-10 is considered full of accidents and stressful. There is a large flow of freight transport. References Roads in Russia