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FIGHTING SHIPS OF THE WORLD
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COASTAL FORCES
GRILLO climbing motor torpedo boats (1918)


Photo



Grillo 1918  

Ships


Names Builders Completed Losses Transfers Discarding

Grillo

Cavalletta

Pulce

Locusta

R. Arsenale di Venezia: Grillo, Cavalletta, Pulce, Locusta

3/1918: Grillo, Cavalletta, Pulce, Locusta

Grillo (14.5.1918), Cavalletta (13.4.1918), Pulce (13.4.1918)

none

1921: Locusta



Technical data


Displacement normal, t8
Displacement full, t

 

Length, m

16.0

Breadth, m

3.10

Draught, m

0.70

No of shafts

1 shaft / caterpillar chains (tracks)

Machinery

2 Rognini & Balbo electric motors

Power, h. p.

10

Max speed, kts

4

Fuel, t

battery only

Endurance, nm(kts)30(4)
Armament

2 - 450 TC

Complement

4



Standard scale images


<i>Grillo </i>1918
Grillo 1918


Graphics


<i>Grillo </i>1918  
Grillo 1918  


Project history

These boats, designed by Eng Attilio Bisio (of SVAN Yards) and the Navy, were 'naval tanks', provided with two lateral caterpillar chains for overcoming harbour barrages. They were designed to force the main Austrian naval base of Pola.

Modernizations

None.

Naval service

Cavalletta was scuttled on 13 April 1918 off Pola, together with Pulce, Grillo damaged by Austrian gun fire, was scuttled on night of 14 May 1918 while forcing the barrages of Pola. She was raised by the Austrian Navy, which tried to copy her.