Mumbai has achieved a big milestone in public transportation with the opening of the Mandale Metro Depot for Metro Line 2B. This elevated depot is officially Asia’s largest metro depot. It will improve the operation of trains and support better travel between the eastern and western parts of the city.
Asia’s Largest Metro Depot: Mumbai Opens Mandale Depot for Metro Line 2B
Massive Size and Importance
The Mandale Depot covers 30.45 hectares of land. It can hold 72 metro trains, each with eight coaches. The depot has two levels, and each level can stable 36 trains. It plays an important role for the DN Nagar–Mandale route, which will help reduce traffic and improve daily travel for passengers.
Advanced Track and Stabling System
The depot has 29 km of internal tracks for smooth movement of trains.
A double-decker layout allows more trains to be parked in limited space.
It has three elevated viaducts that help fast circulation of trains, making stabling, cleaning, and daily operations faster and more efficient.
Inspection and Maintenance Tech
The depot supports routine checkups and major repairs with modern facilities such as:
- 10 maintenance lines
- 6 inspection tracks
- 4 bogie turntables
- Heavy-duty storage systems for equipment
These systems allow technicians to repair metro coaches without delaying daily train services.
Smart Systems and Environment Measures
The depot has:
✔ Automated daily and deep cleaning systems with wash plants
✔ Pit wheel lathe for wheel profiling
✔ A G+3 control center for 24/7 monitoring
✔ 175 KLD water recycling system
✔ Dust-control and underground utility systems
The Mandale–Diamond Garden section has already begun trial runs. The entire Metro Line 2B corridor is expected to start operations between mid-2026 and late-2027.
Exam-Oriented Notes
- Mandale Depot is Asia’s largest metro depot.
- It can stable 72 eight-coach trains at once.
- Depot size: 30.45 hectares with 29 km internal tracks.
- It has India’s longest metro test track (965 metres).
- Metro Line 2B length: 23.643 km, fully elevated with 20 stations.
- Location supports DN Nagar–Mandale route, improving connectivity.
- Smart systems include G+3 control center and 175 KLD water recycling plant.
- Full commissioning expected mid-2026 to late-2027.
Question & Answer
Q1. Mandale Metro Depot, recently inaugurated in Mumbai, is located on which metro line?
(a) Line 1
(b) Line 2A
(c) Line 2B
(d) Line 7
Answer: c) Line 2B
Q2. How many eight-coach metro trains can the Mandale Depot stable at once?
(a) 36
(b) 50
(c) 65
(d) 72
Answer: d) 72
Q3. The total area covered by Mumbai’s Mandale Depot is:
(a) 12 hectares
(b) 20.5 hectares
(c) 30.45 hectares
(d) 45 hectares
Answer: c) 30.45 hectares
Q4. What is the total length of the Mumbai Metro Line 2B corridor?
(a) 18.50 km
(b) 20.75 km
(c) 23.643 km
(d) 27.10 km
Answer: c) 23.643 km
Q5. Which of the following is India’s longest metro test track located inside the depot?
(a) 250 metres
(b) 965 metres
(c) 1.5 km
(d) 500 metres
Answer: b) 965 metres
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