Question 1

When did Mumbai Metro Line 2B open?

Accepted Answer

Phase I, Mandale to Diamond Garden, opened to riders on 7 Apr 2026. The rest of the line has a reported target of 2027 to Saraswat Nagar.

Question 2

What are the train times and fares on Line 2B?

Accepted Answer

On Phase I, Mandale to Diamond Garden: Trains run from 6:00 am to 10:30 pm. A train comes every 9.5 minutes all day. A single fare costs Rs 10 to Rs 20.

Question 3

Which Line 2B stations are open?

Accepted Answer

6 of 20: Mandale Metro, Mankhurd, BSNL Metro, Shivaji Chowk, Diamond Garden and Chembur. MMRDA opened Phase I, Mandale to Diamond Garden (5.5 km, five stations), on 7 Apr 2026, and Phase IA, on to Chembur (0.29 km, one station), on 13 Aug 2026. At Chembur the line meets the Harbour line, about 200 m away, and the Monorail at V N Purav Marg, about 100 m away, as reported.

Question 4

When will the rest of Line 2B open?

Accepted Answer

MMRDA has announced no date. A report of April 2026 gives 2027 as the scheduled completion of the next stretch, Diamond Garden to Saraswat Nagar; no month. The site counts down to the end of 2027. Earlier targets have passed: the end of 2019 when the plan was approved, October 2022 for the whole line, and summer 2026 for D N Nagar to Saraswat Nagar.

Question 5

How much of Line 2B is built?

Accepted Answer

MMRDA's progress table for 31 Aug 2026 covers the whole line: pile cap 100%, pier works 99%, pier cap and portal beam 99%, U and I girder works 90%, Mandale depot works 100%. The girders are the main work left, at 90%. MMRDA publishes no figure by station or by stretch.

Question 6

What is the route of Metro Line 2B?

Accepted Answer

D N Nagar to Mandale, via Bandra, Bandra Kurla Complex, Kurla and Chembur. It is 23.643 km long and fully elevated. From D N Nagar in Andheri, where it leaves Line 2A, it runs south along S V Road to Bandra, east through Bandra Kurla Complex to Kurla, then over the Central Railway and the Eastern Express Highway to Chembur and Mandale.

Question 7

Which stations are on Line 2B?

Accepted Answer

20, all elevated, in order from ESIC Nagar: ESIC Nagar, Prem Nagar, Indira Nagar, Nanavati Hospital, Khira Nagar, Saraswat Nagar, National College, Bandra Metro, Income Tax Office, ILFS, MTNL Metro, SG Barve Marg, Kurla (E), EEH, Chembur, Diamond Garden, Shivaji Chowk, BSNL Metro, Mankhurd, Mandale Metro. MMRDA's own page says 20 in one place and 19 in another; it names 20. An earlier plan also had  and Kurla Terminus, between SG Barve Marg and Kurla (E); it is not on MMRDA's list now.

Question 8

Where does Line 2B meet other lines?

Accepted Answer

MMRDA names its connections: Western Express Highway, Eastern Express Highway, Western Railway, Central Railway, Mumbai Monorail, Metro Line 1 (Ghatkopar-Versova), Metro Line 2A (Dahisar-D N Nagar), Metro Line 3 (Colaba-SEEPZ) and Metro Line 4 (Wadala-Kasarvadavali). The stations, as reported: Lines 1 and 2A at D N Nagar, the suburban railway at Bandra, Kurla (E), Chembur and Mankhurd, Line 3 at Income Tax Office, the Monorail at Chembur, and Line 4 at Siddharth Colony, by EEH station.

Question 9

How much does Metro Line 2B cost?

Accepted Answer

MMRDA gives a completion cost of Rs 10,986 crore, including state taxes, escalation and interest during construction: the project report's figure of 2016. No revised cost was found. In 2016 MMRDA planned to fund the civil works itself and the rest with the Asian Development Bank, as reported. The extension to Cheetah Camp adds Rs 205 crore, as reported.

Question 10

Who is building Line 2B?

Accepted Answer

MMRDA. Three of the first civil contracts were ended in Jan 2020 for poor progress, and the work was tendered again. Today: NCC from Diamond Garden to Mandale (package CA-07, Apr 2019) and from MTNL Metro to Chembur (L2B-C102, 6 Apr 2023); J Kumar Infraprojects from ESIC Nagar to ILFS (L2B-C101, Rs 1,307.88 crore, 28 May 2021); Ahluwalia Contracts for the Mandale depot (L2B-C103).

Question 11

Where is the Line 2B depot?

Accepted Answer

At Mandale, on 31.4 hectares (MMRDA). MMRDA shows the depot works complete. Ahluwalia Contracts built the balance works for Rs 530.32 crore; the depot is reported to take up to 72 trains of eight cars. Line 4's first trains are also reported to be kept here until Line 4's own depot is ready.

Question 12

Which trains run on Line 2B?

Accepted Answer

6-car trains made in India by BEML, as reported, with regenerative braking, CCTV, charging points and space for bicycles. No source gives how many trains run on Line 2B.

Question 13

How many people will use Line 2B?

Accepted Answer

About 10.5 lakh riders a day by 2031, as MMRDA projects, with up to 38,509 an hour in the busiest direction. The open stretch started small: about 300 a day between Mandale and Diamond Garden in April 2026, before Chembur opened, as reported. MMRDA says the line cuts travel time by 50% to 75%, depending on road conditions.

Question 14

What else is Metro Line 2B called?

Accepted Answer

Mumbai Metro Line 2B is also called Metro 2B, the Yellow Line or the D N Nagar-Mandale Metro. MMRDA gives its colour as Yellow, the same as Line 2A, which it continues from D N Nagar.