Colossus 1911
Hercules 1918
Colossus 1918
| Name | No | Builder | Laid down | Launched | Comp | Fate |
| Colossus | Scotts, Greenock | 8/7/1909 | 9/4/1910 | 7/1911 | stricken 1920, sold for BU 7/1928 | |
| Hercules | Palmers, Jarrow | 30/7/1909 | 10/5/1910 | 8/1911 | sold for BU 11/1921 |
|
Displacement normal, t |
20225 |
|
Displacement full, t |
23086 |
|
Length, m |
166.4 |
|
Breadth, m |
25.9 |
|
Draught, m |
8.80 |
|
No of shafts |
4 |
|
Machinery |
Colossus: Parsons steam turbines, 18 Babcock & Wilcox boilers Hercules: Parsons steam turbines, 18 Yarrow boilers |
|
Power, h. p. |
25000 |
|
Max speed, kn |
21 |
|
Fuel, t |
coal 2900 + oil 800 |
|
Armour, mm |
belt: 280 - 178, bulkheads: 254 - 102, turrets: 280 (face) - 203 (sides and rear) - 102-76 (roof), barbettes: 254 (over main deck) - 102 (under main deck), deck: 102 - 45, CT: 280 (face and sides) - 203 (rear) - 76 (roof) |
|
Armament |
5 x 2 - 305/50 Mk XI, 16 x 1 - 102/50 BL Mk VII, 4 x 1 - 47/40 Hotchkiss, 3 - 533 TT (2 beam, 1 stern) |
|
Complement |
755 |
Ship project history: Improved variant of Neptune.
Protection: Main belt has 280-mm (tapering to 203-mm at the lower edge) thickness between barbettes "A" and "Y", 178-mm between barbette "A" and stem (last 10-m part from the stem was 64-mm), 64-mm between barbette "Y" and stern; its height was 2,08 m. Upper belt over 280-mm main belt was 203-mm. Both belts closed by fore 152-mm and after 254-mm bulkheads. Second fore 102-mm bulkhead was at the end of 178-mm belt. Main deck was 38-mm between barbettes "A" and "Y" and 64-mm by other parts, 25-mm middle deck with 25-mm slopes closed citadel. Lower deck was 102-76 mm aft from barbette "Y" and 64 - 44-mm fwd from barbette "A". Outer sides of barbettes "P" and "Q" were 254-mm. Funnel uptakes had 38-25-mm splinter protection.
Modernizations: 1912, both: raising of the fore funnel.
1912, Hercules: + shields for light guns.
1912, Colossus: + dropping lids for light guns` shields.
1917, both: removing of aft flying deck, - 3 x 1 - 102/50;, + 1 x 1 - 102/50 BL Mk VII AA, 1 x 1 - 76/45 QF Mk I.
Naval service: No significant events.
Hercules
© Ivan Gogin, 2008-09