Sl No

Features

Details

1.

Cost of Projects

(i)Dum Dum – Tollygunge: 1716.95 Cr.

(ii)Tollygunge – New Garia (Kavi Subhash): 1092.08 Cr.

(iii)Dum Dum – Noapara: 4829.57 Cr.

2.

Year of Original Sanction

1972

3.

Route Length for commercial operation

27.280 Km (Double Line) From Noapara to Kavi Subhash

4.

Underground/Elevated/Surface

(iv)Underground: 15.672 Km (15 Stations)

(v)Via duct: 10.883 Km (7 Stations)

(vi)Surface: 0.725 Km (2 Stations)

5.

Number of Stations

24

6.

Maximum permissible speed

55 KMPH

7.

No of Curves

101 Nos (On Up Line) & 106 Nos (On DN Line)

8.

Steepest Gradient

1 in 26.74

9.

Length of Platform

165 to 177 M suitable for 8 coaches.

10.

Traction (Electric)

750 Volt DC 3^rd Rail current collection

11.

Type of Track

60 Kg rail on Ballastless track with M1AFittings & M7 Fittings at Points & Crossing.

12

Distance between Stations

Average: 1.14 km

Maximum: 2.151 km (Dum Dum – Belgachia)

Minimum: 0.597 km (Central – Chandni Chowk)