The BMRCL has called for the tender and once the tender is allotted it will take three months to complete the internal trails. The trail run will begin in September-October
The trail run of Reach 4 and 4A from National College to Puttenahalli to begin in September and it will be operational or open to public three months after the test is completed.
Puttena-halli metro station located on Kanakapura road and Natio-nal College will cover a distance of eight kilometres. Between Reach 4 and 4A there are eight stations — National College, Lalbagh, South End Circle, Jayanagar, Rashtriya Vidyalaya Road, Banashankari, JP Nagar and Puttenahalli.