Prebid replies – “Supply, installation, testing, commissioning and training of Electrical, Fire protection and VAC works for 18 Elevated stations from Power House Station to Poonamallee Bypass station including Viaduct between the stations (Ch 10027.102 to Ch 25928.186), approach ramp, includingPoonamallee Depot for Corridor 4 of Chennai Metro Rail Project Phase-II)”