Metro Line - 9 & 7A

Mumbai Metro Line 9 & 7A (i.e. Line 7 Extension)

Metro Line 9 is extension of Line 7 from Andheri to CSIA and Dahisar to Mira Bhayander and is 13.581 km long (11.386 km elevated and 2.195km underground) with 10 stations.
It shall provide interconnectivity among the existing Western Express Highway, Western Railway, ongoing Metro Line 2A (Dahisar to D N Nagar) and Metro Line 7(Andheri (E) to Dahisar (E)).
It shall provide rail based access to the commercial, Govt. bodies and geographical landmarks in Mumbai.
It shall reduce the current travel time by anything between 50% and 75% depending on road conditions.


Length	13.581 km
Stations	10 Nos.
	Dahisar (E) to Mira-Bhayander ( All Elevated) 1. Dahisar, 2. Pandhurang Wadi, 3. Miragaon, 4. Kashigaon, 5. Sai Baba Nagar, 6. Meditiya Nagar, 7. Shahid Bhagat Singh Garden, 8. Subhash Chandra Bose Stadium Andheri (E) to CSIA extension 1. Airport Colony (elevated) and 2. CSIA (underground)
Elevated / Underground	11.386 km elevated and 2.195 km underground
Project base cost	Rs. 6607 Crore (including state taxes and 7.5% p.a escalation)
Ridership :
2021	Daily Ridership - 8.47 Lakh (PHPDT- 24585)
2031	Daily Ridership – 11.12 Lakh (PHPDT- 30389)
Rolling Stock	Width : 3.20 m Height : 3.90 m Length : 21.84 m
Capacity	8 coach train : 2352 persons

Sr. No.	Activity	Progress
1	Working Pile	100% Completed
2	Pile Cap	100% Completed
3	Monolithic Pier (Up to PL)	100% Completed
4	Portal Pier (Up to PL)	100% Completed
5	Pier Cap Casting	100% Completed
6	Pier Cap Erection	100% Completed
7	Portal Beam Casting at PL (Cast in Situ)	100% Completed
8	Tie Beam	100% Completed
9	U-Girder Casting	100% Completed
10	U-Girder Erection	100% Completed
11	Extended Pier Casting (PL–CL)	100% Completed
12	Precast Split Pi-Girder Casting	100% Completed
13	Precast Split Pi-Girder Erection	100% Completed
14	Precast Portal Beam Casting (Concourse Level)	100% Completed
15	T & L Girder Casting	66% Completed
16	T & L Girder Erection	29% Completed
17	Stitch at Portal Beam	64% Completed
18	Escalator Pit (PL to CL)	100% Completed

Sr. No.	Activity	Progress
1	Elevated Ramp	95% Completed

Sr. No.	Activity	Progress
1	Secant Pile	100% Completed
2	Capping Beam (RMT)	100% Completed
3	Excavation	99.2% Completed
4	Anchor Installation & Grouting	96% Completed
5	Waler Erection	88% Completed
6	Anchor Stressing	96% Completed
7	Rock Bolt, Shotcrete & Wire Mesh	93% Completed
8	Tension Pile	100% Completed
9	Base Slab	79% Completed
10	Base Slab to Concourse Slab Wall	81% Completed
11	Column (Base Slab to Concourse Slab)	74% Completed
12	Concourse Slab	51% Completed
13	Concourse Slab to Base Slab Wall	47% Completed
14	Column (Concourse Slab to Roof Slab)	51% Completed
15	Roof Slab	44% Completed
16	Subway Base Slab	25% Completed
17	Subway-1 Wall	50% Completed
18	UPE Wall	30% Completed
19	Platform Slab	18% Completed
20	OTE Duct Casting	100% Completed

Sr. No.	Activity	Progress
15	Working Pile	100% Completed
16	Pile Cap	100% Completed
17	Pier (GL to CL)	100% Completed
18	Pier (CL to PL)	97% Completed
19	Pier (GL to PL)	100% Completed
20	Hammer Head	99% Completed
21	Concourse Pier Arm Casting	100% Completed
22	Concourse Pier Arm Erection	100% Completed
23	Platform Pier Arm Casting	100% Completed
24	Platform Pier Arm Erection	96% Completed
25	Portal Beam Casting (Dahisar Station)	100% Completed
26	Portal Beam Erection (Dahisar Station)	100% Completed
27	U-Girder Casting	99% Completed
28	U-Girder Erection	97% Completed
29	PI-Girder Casting	100% Completed
30	PI-Girder Erection	96% Completed
31	L-Girder Casting	98% Completed
32	L-Girder Erection	97% Completed
33	T-Girder Casting	99% Completed
34	T-Girder Erection	97% Completed