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RIO TÂMEGA gunboats (1875)


Ships


Name No Yard No Builder Laid down Launched Comp Fate
Rio Tâmega     Laird, Birkenhead, UK   1875 1875 discarded 1909
Rio Sado     Laird, Birkenhead, UK   1875 1875 discarded 1921


Technical data


Displacement normal, t635
Displacement full, t 
Length, m

45.4 pp
Breadth, m8.62
Draught, m3.20
No of shafts1
Machinery 
Power, h. p.

500
Max speed, kts

11
Fuel, t

coal 90
Endurance, nm(kts) 
Armament1 x 1 - 178/16 Armstrong 6.5-ton MLR, 4 x 1 - 121/14 Armstrong 40pdr 1.32-ton MLR
Complement109


Project history

Composite hull colonial gunboats.

Modernizations

1890s, both: - 1 x 1 - 178/16, 4 x 1 - 121/14; + 2 x 1 - 105/32 K.10.5/35, 2 x 1 - 65/40 H(tr)65/40, 1 x 1 - 37/20 H(tr)37/23

Naval service

No significant events.