
| Built/yard | 1978, rebuilt 2007 |
| Classification | Bureau Veritas |
| Dimensions | 126.00 x 19.50 x 8.20 m. |
| Pipe diameter | 850/900 mm |
| Dredging depth | max. 31.50 m |
| Cutter power | 3,300 kW electr. |
| Ladder pump | 1,700 kW electr. |
| Spud carriage | yes, stroke 6.00 m |
| Built/yard | 1985 |
| Dimensions | 93.90 x 16.80 x 7.47 m |
| Classification | ABS ✠ A1, Dredging Service, ✠AMS, ✠ACCU, Unrestricted Service |
| Hopper capacity | 2900 m3 |
| Total installed power | approx. 10,500 kW |
| Trailing pipe(s) | 2, ID 711 mm |
| Dredging depth | max. 24.40 m |
| Dredge pump(s) | 2, make GIW, 750 kW/each |
| Classification | Bureau Veritas |
| Dimensions | 32.50 x 12.45 x 2.95 m. Loa 47.20 m |
| Pipe diameter | 650/650 mm |
| Dredging depth | max. 18.00 m |
| Cutter power | 585 kW, hydr. |
| Ladder pump | 1,641 kW |
| Spud carriage | stroke 3.65 m |
| Anchor booms | yes |
| Built/yard | 2000, De Donge, The Netherlands |
| Classification | Bureau Veritas, I + special service/dipper dredger, no propulsion |
| Dimensions | 56,0 x 16,0 x 3,0 m |
| Excavator | Liebherr P995 Diesel engine: MTU, type 16V4000 E20, 1,600 kW |
| Excavating depth | max. 26.5 m with long attachment. |
| Bucket capacity | 13 m3, 9 m3, 4,5 m3 |
| Spud carriage | stroke approx. 10 m |
| Built/yard | 1974, conversion 2007 |
| Classification | Germanischer Lloyd + 100 A5 Dredger + MC, expired |
| Dimensions | 117.50 x 19.00 x 9.00 m |
| Hopper capacity | approx. 5,500 m3, max. 5,760 m3 |
| Trailing pipe(s) | 2, make IHC, diam. 900 mm |
| Dredging depth | max. 35.00 m |
| Dredge pump(s) | 2, make IHC, 4,000 kW |
| Built/yard | 1990 |
| Dimensions | 32.00 x 9.80 x 2.40 m |
| Dredging depth | 14.00 m |
| Pipe diameter | 500/500 mm |
| Cutter power | 255 kW |
| Ladder pump | 638 kW |
| Pump drive | 2 x Caterpillar diesel engines, total 1,420 kW |
| Total installed power | 2,124 kW |
| Spud carriage | stroke 4,40 m |
| Built | 2008 |
| Classification | Coastal Waters |
| Dimensions | 25.50 x 9.50 x 2.50 m |
| Pipe diameter | 500/500 mm |
| Dredging depth | max. 16.00 m |
| Cutter power | 170 kW |
| Ladder pump | IHC HR/MD 91-19-45, via pivoting gearbox driven by Caterpillar diesel engine, type 3508 B-SCAC, 750 kW |
| Spud carriage | no |
| Anchor booms | yes |
| Built/yard | 1990 / IHC Merwede, The Netherlands |
| Classification | B.V. I ✠ Hull ✠ MACH Hopper, Unrestricted navigation, Dredging within 8 Miles from shore |
| Dimensions | 82.00 x 14.00 x 6.30 m |
| Hopper capacity | 3,000 m3, approx. 3420 tons |
| Trailing pipe | diam. 800 mm, swell compensated |
| Dredging depth | max. 25.00 m |
| Dredge pump | 980 kW, driven by P.S. main engine |
| Built | license built 2014 |
| Classification | Bureau Veritas, ' Deep Sea' hull; high bow |
| Dimensions | 65.00 x 19.00 x 3.50 m |
| Excavating depth | max. 22.00 m penetration cap. on max. depth: approx. 100 tons |
| Bucket capacity | 18 m3, 14 m3 and 10 m3 |
| Spud carriage | stroke 10.00 m |