National Highway 166 (NH 166) is a National Highway in India. It runs from Ratnagiri to Solapur via Kolhapur,sangli,miraj, Solapur in Maharashtra. This is a main link connecting Konkan region to South-Western region in Maharashtra. The complete highway is built of rigid pavement with paved shoulders on both sides.
Ratnagiri - Kolhapur - Sangli - Miraj - Solapur
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