Arunachal Pradesh Deputy Chief Minister Chowna Mein has requested the Centre for early completion of vital railway projects in the frontier state. Mein, who called on Railway Minister Ashwini Vaishnaw in New Delhi on Monday, requested him to start the broad gauge line project from Murkongselek in Assam’s Dhemaji district to Pasighat in East Siang district of the state at the earliest.