PEECHI IRRIGATION PROJECT



Salient Features

1. General

State

Kerala

District

Thrissur

Taluk/Village

Thrissur/ Peechi

Latitude

100 26rsquo;N

Longitude

760 24rsquo;E

River

Manali

Year of Completion

1958

2. Structural Features of Dam

Type -IF more than one type give

Straight, Gravity Rubble Masonry

details of each type

Top Width

4.27m

Bottom Width

34.45m

Length

213.36m

Maximum Height

40.85m

Slope ndash; upstream amp; down stream

1in.18m amp;1in 0.65m

3. Hydrological Features of Dam

Catchment Area

18615.50 Ha

Probable Maximum Flood

368.119Cumecs

4. Spillway

Location

Type

Ogee overflow

Total length

40.20m

Crest level

+76.20m

Design capacity of spillway

368.119 Cumecs

Number, type and sizes of gates

4 nos -Straight 10.05x 3.05 m

5. Reservoir Features

Top bank Level

80.47m

Maximum water level

+79.25m.

Full reservoir level

+79.25m.

Minimum drawdown level

+53.34m.

Dead storage capacity

2.266 Mm3

Gross storage capacity

110.436Mm3

Freeboard over F.R.L

Nil

Reservoir Area at F.R.L

12.95 Sq..km

6.Head Sluice

Spill level

55.78m