Corporate Fin Mgt NDLM.PDF

In addition to the four dams, the system includes a hydro power station at each of the

dams except Konar; thermal power stations; the Durgapur barrage; and numerous

irrigation canals off the barrage. Some characteristics of the lower Damodar valley are

described in Table 2.

Table 2 Classification of Area of Some Districts in the Lower Damodar Valley

According to Some Characteristics, 1962-3 (in thousand hectares)

Characteristics Burdwan Bankura Howrah Hooghly Purulia

(a) Area irrigated by various

canals *

259.30 118.10 24.50 109.20 78.10

(b) Area available for cultivation 542.70 507.00 118.30 251.10 446.20

(c) Area sown more than once 32.80 19.40 19.50 47.70 14.10

(d) Net area sown 495.10 346.60 95.30 239.10 236.20

(e) Area not available for

cultivation γ

139.80 39.30 36.80 62.60 89.30

(f) Current fallows 11.80 81.50 8.70 2.60 79.10

(g) Other uncultivated land,

excluding current fallows

35.80 78.90 14.30 9.40 130.90

(h) Total area of the district 700.71 6 85.54 145.08 313.92 623.42

* Relates to 1960-1.

γ Excluding forest area.

Source: Directorate of Agriculture, West Bengal.

The capacity costs of the project are shown in Table 3.

Table 3 Capacity Costs of D.V.C. Dams

Tilaiya Konar Maithon Panchet

Storage capacity to top of

gate (thousand acre-feet)

320 275 1104 1214

Total cost in million rupees 37.1 97.5 * 179.3 191.4
Cost per acre-foot in rupees 116 357 162 157

• Exclusive of the costs of the hydroelectric station.
  Source: Data supplied by the D.V.C.

The estimated lifetimes of the component dams are as shown in Table 4.

Table 4: Estimated Lifetime of D.V.C. Dams

Dam Estimated lifetime in years

Tilaiya 151

Konar 219

Maithon 246

Panchet 75