bids are invited for custom bid for services - schedule i on rake attention of body examinations closing of doors replacement of heavy damaged doors attending of unloadable wagons for freight trains examination of tnpm yard for 365 days cost inclusive of 18 percentage gs.. , custom bid for services - schedule ii repairing of doors at nominated locations at tnpm depot the heavy damaged doors are to be moved to the ear marked location from yard and repair to the required standard for 365 days cost inclusive of 18 percent.. , custom bid for services - schedule iii on rake examination closing of doors replacement of heavy damaged doors attending of unloadable wagons attention of adapter knuckle pin springs for freight trains at aipo for 365 days cost inclusive of 18 perce.. . total quantity :