Performance of engineering and geological surveys on the object "M-12"
Moscow - Nizhny Novgorod - Kazan" High-speed highway under construction,
Stage 6, km 454 - km 586, Nizhny Novgorod region, Chuvash Republic (from the intersection with the regional highway 22K-0162 "Rabotki - Poretskoe" to the intersection with the federal highway A-151 "Tsivilsk - Ulyanovsk")"
2021