Cutter Suction Dredge Specs

Built to meet or exceed your requirments

VMI builds dredges in a variety of sizes and configurations. Below are some of more common models and options, however, we can custom build a machine to meet your exact requirements.

Dredge Options

We offer many options and accessories to outfit your dredge.
If you have a need for something you don’t see, then give us a call to see what we can do for you!

  • Air Conditioning
  • Electric-Hydraulic Dredges
  • Fully Electric Dredges
  • GPS Systems
  • Remotely Controlled Dredges
  • Power Units
  • Side Casters
  • Stereos & Radios
  • Anchor Systems

Dredge Specs

MD-827

MD-1027

MD-1230

GENERAL

Length

56′ 9″ (17.3 m)

57′ 3″ (17.45 m)

75′ 2″ (22.91 m)

Height (without A/C)

11′ 10″ (3.4 m)

11’ 10″ (3.4 m)

14’ 8″ (4.47 m)

Width

14′ 1″ (4.29 m)

14′ 1″ (4.29 m)

20’ 1” (6.12 m)

Weight (Approx.)

58,000 lbs. (26,304 kg)

65,000 lbs. (29,478 kg)

117,000 lbs (52,061 kg)

Draft

2′ 10″ (86.4 cm)

2′ 10″ (86.4 m)

2′ 6″ (76.2 cm)

Fuel Capacity

800 U.S. Gallons (3,050 L)

800 U.S. gallons (3,050 L)

1200 U.S. gallons (4,542 L)

ENGINE

Type

Caterpillar / Cummins

Caterpillar / Cummins

Caterpillar / Cummins

Model

 C11 / QSM11

C15 / QSX15

C18 / QSK19

Power

Rating – 350 HP (261kw) @ 2100 RPM

540 BHP (403 kW) @ 2100 RPM / 535 BHP (399kW) @ 2100 RPM

700 BHP (522kW) @ 2100 RPM / 700 BHP (522kW) @ 2000 RPM

PUMP

Type

Hi-chrome cast iron, centrifugal, closed-vane impeller

Hi-chrome cast iron, centrifugal, closed-vane impeller, synchronous-belt driven

Hi-chrome cast iron, centrifugal, closed-vane impeller

Impeller

24″ (61 cm) 4 -Vanes / 4″ (102 cm) Sphere Passage

30” (76.2 cm) 4-Vanes / 5.5” (140mm) Sphere Passage

36” (91.44 cm) 4-Vanes / 5.875” (149mm) Sphere passage (3-Vane impeller optional)

Suction

10″ (25.4cm)

12” (305 mm)

14” (355 mm)

Discharge

8″ (20.32cm)

10” (254 mm)

12” (305 mm)

Capacity (water @ 68°F)

 Variable to 3,500 GPM (221 L/S) @ 226′ (68.9 m) head @ 1100 RPM

Variable to 5,000 GPM (315 L/S) @ 210′ (64 m) head @ 800 RPM

Variable to 7,000 GPM (442 L/S) @ 226′ (68.8 m) head @ 700 RPM

CUTTER ASSEMBLY

Type

5 blade serrated edge (Optional 6 blade and different cutting edges available)

5 Blade serrated edge (Optional cutting edges available)

5 Blade serrated edge standard (Optional 6 blade) (Optional cutting edges)

Size

28″ (71 cm) inside diameter

31.5″ (80 cm) inside diameter

36″ (91.4 cm) inside diameter

Speed

0-3- RPM (forward and reverse)

Variable 0-30 RPM (forward and reverse)

Variable 0-45 RPM (forward and reverse)

Power

28.6 HP (21.3 kW) @ 30 RPM

63.7 HP (47.5 kW)

95.4 HP (47.5 kW) @ 45 RPM

Torque

 60,000 in-lbs. (6,780 Nm

133,898 in-lbs. (15,128 N∙m)

133,898 in-lbs. (15,128 N∙m)

Operating Depth

 Variable to 27′ (8.23 m)

Variable to 27′ (8.23 m)

Variable to 30′ (9.14 m)

BOOM

Description

Hydraulic cylinder lift, power up and down

Hydraulic cylinder lift, power up and down

Tubular truss design with dual hydraulic cylinder lift, power up and down

SWING WINCHES

Capacity

8,000 lb Line Pull (3,628 kg)

11,000lb Line pull (4,989 kg)

15,000lb (6,803 kg) First layer line pull

HULL

Dimensions

 4′ (1.22 m) Tall x 14’1″ (4.29 m) Wide x 39′ (11.89 m) Long

4′ (1.22 m) Tall x 14′ 1″ (4.29 m) Wide x 39′ (11.89 m) Long

Description

Steel, formed for rigidity, integral gussets and bracing, cora-foam filled pontoons

Steel, formed for rigidity, integral gussets and bracing, cora-foam filled pontoons

3 piece sectional design with integral bulkheads and stiffeners, formed for rigidity

SPUDS

Description

Hydraulic powered, gear rack and pinion drive, power up and down (Free float optional)

Hydraulic powered gear rack and pinion drive, power up and down

Hydraulic powered, gear rack and pinion drive, power up and down (Free float optional)

Length

33′ 6″ (10.21 m)

33′ 6″ (10.21 m)

38′ 3″ (11.66 m)

HYDRAULIC SYSTEM

Type

Two – fixed displacement gear pumps

Pumps

Two – fixed displacement gear pumps

Two – fixed displacement gear pumps

Three – variable displacement, axial piston

Motors

Fixed displacement

Fixed displacement

Fixed displacement

Filters

 Protected hydrostatic loop, high pressure suction & return

Protected hydrostatic loop

Protected hydrostatic loop, high pressure suction & return

ELECTRICAL SYSTEM

Alternator

Output – 100 amp

Output – 100 amp

Output – 60 amp

Voltage

 12 volt engine and operating controls

12 volt

24 volt engine and operating controls / (Optional 120 volt work lights and outlets)

Diesel Generator (Optional)

7500W, 120 volt, 62.5 amp

STANDARD FINISH

Lower Structure

 Black Shear Tar Epoxy Paint

Black Shear Tar Epoxy Paint

Black Shear Tar Epoxy Paint

Upper Structure

Blue and White Epoxy Paint

Blue and White Epoxy Paint

Blue and White Epoxy Paint

* specs subject to change