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FIGHTING SHIPS OF THE WORLD
UNITED KINGDOM
AMPHIBIOUS SHIPS AND CRAFT
"Y"-type landing lighters (Y1) (110, 1915)


Ships


Names Builders Completed Losses Transfers Discarding

Y1 - 90

No1 - 20

 

3-4/1915: Y1 - 60

5-6/1915: Y61 - 90

1915: No1 - 20

unknown

unknown

by 1919 - 1920: all survived


Technical data


Displacement normal, t

Y1 - 29, 61 - 90: ~4.5

Y30- 60: 3.5

Displacement full, t

 

Length, m

Y1 - 90: 10.4

No1 - 20: 21.8

Breadth, m

Y1 - 90: 3.36

No1 - 20: 6.10

Draught, m

Y1 - 90: 0.99

No1 - 20: 1.07

No of shafts

none or 1 out-board motor

Machinery

none or 1 out-board motor

Power, h. p.

0 or?

Max speed, kts

- or?

Fuel, t

none or petrol

Endurance, nm(kts) 
Armament

none

Military load

troops

Complement 


Ship project history


Box-like shells intended for carrying troops and equipment to be towed or fitted with special out-board motors. Y1-29 and 61-90 were built of steel Y30-60 were built of wood. Another 20 steel barges were built for service in Mesopotamia, these vessels were also dumb and were towed by river craft.

Modernizations


None.

Naval service


No significant events.