VMI Horizontal Dredge Specs

BUILT TO MEET OR EXCEED YOUR REQUIREMENTS

VMI builds dredges in a variety of sizes and configurations. Below are some of the more common models and options, however, we can customer 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!

  • Tilting Cutter Heads
  • Electric-Hydraulic Dredges
  • Fully Electric Dredges
  • GPS Systems
  • Remotely Controlled Dredges
  • Power Units
  • Gage Wheels to Protect Liners / Bottom Surfaces
  • Side Casters
  • Stereos & Radios
  • Anchor Systems
  • Cable Harness Packages

Specs-Standard Cable Drive Horizontal Cutter Dredges

GENERALMD-415MD-615MD-815
Length33′ 6″ (10.21m) O.A.37′ 6″ (11.43m) O.A.38′ 6″ (11.73m) O.A
Height (Without A/C)8′ (2.44 m)8′6" (2.59 m)8′10" (2.69 m)
Width8′ 6″ (2.59 m) transport9′ (2.74 m) transport9′ 11″ (3.02 m) transport
Weight (Approx.20,000 lbs (9,070 kg)23,000 lbs (10,430 kg)26,500 lbs (12,018 kg)
Draft+ 22″ (55.88 cm)+ 22″ (55.88 cm)+ 25″ (63.5 cm)
Fuel Capactiy160 U.S. gallons (606 L)244 U.S. gallons (923 L)325 U.S. gallons (1230 L)
ENGINE   
TypeCumminsCumminsCummins
ModelQSB6.7QSL9QSL9
Power183HP (136kW) @ 2000 RPM280HP (209kW) @ 2000 RPM345HP (257kW) @ 2000 RPM
PUMP   
TypeHi-chrome cast iron, centrifugal, recessed Impeller
Impeller18″ (45.72 cm)22″ (55.88 cm)25″ (63.5 cm)
Suction4″ (10.16 cm)6″ (15.24 cm)8″ (20.32 cm)
Discharge4″ (10.16 cm)6″ (15.24 cm)8″ (20.32 cm)
Capactiy
(water @ 68F / 20C)
3.75″ (95 mm) Sphere – Variable to 1000 gpm (3,785 L/min) @ 130′ (39.6 m) head @ 1400 RPM5.75″ (146 mm) Sphere – Variable to 2000 gpm (7,570 L/min) @ 140′ (42.7 m) head @ 1140 RPM7.75″ (196 mm) Sphere – Variable to 3000 gpm (11,355 L/min) @ 140′ (42.7 m) head @ 1030 RPM
CUTTER ASSEMBLY   
TypeHorizontal with full-width, flow-through suction (Paddle or cutting teeth available)
Size8′ 6″ (2.59 m) wide x 21″ (53.34 cm) diameter9′ (2.74 m) wide x 21″ (53.34 cm) diameter9′ 11″ (3.02 m) wide x 21″ (53.34 cm) diameter
SpeedVariable 0-80 RPM (forward and reverse)
Torque30,838 in-lbs. (3,483 N∙m)
Operating DepthVariable to 15′ (4.57 m) maximum (optional depths available upon request)
PONTOONS   
DeminsionsTwo – 32″ (81.28 cm) x 34″ (86.36 cm) x 29′ 6″ (8.99 m)Two – 32″ (81.28 cm) x 34″ (86.36 cm) x 33′ 6″ (10.21 m)Two – 34″ (86.36 cm) x 40″ (101.6 cm) x 34′ 6″ (10.52 m)
Description10 gauge steel, integral bulheads and stiffeners, formed for rigidity, cora-foam filled
PROPULSION   
TypeTreble sheave hydraulic winch
Transverse SpeedVariable 0-50 ft/min (0-15.2 m/min)
Cutting Speed0-15 ft/min (0-4.57 m/min)
HYDRAULIC SYSTEM   
PumpsThree – variable displacement, axial piston / One – fixed displacement
MotorsFixed Displacement
CapacityTotal, 80 GPM (302.8L/min) @ 2200 RPMTotal, 130 GPM (492.1L/min) @ 2200 RPMTotal, 170 GPM (681.3L/min) @ 2200 RPM
Resevoirs100 U.S. gallons (378.5 L)
DRIVE   
DescriptionHydraulic pump drive, direct from engine
FILTERS   
DescriptionProtected hydrostatic loop, high pressure suction & return
RELIEF SETTINGS   
Centrifugal Pump4206 psi (290 bar)5000 psi (344.7bar)5000 psi (344.7 bar)
Cutter Head3045.8 psi (210 bar)
Accessories3045.8 psi (210 bar)
Boom2000 psi (137.9 bar)
ELECTRICAL SYSTEM   
AlternatorOutput - 100 amp
BatteryHeavy Duty - 12 Volt
PRIME FINISH   
Lower StructureShear Tar Epoxy Paint
Upper StructureBlue and White Epoxy Paint

Please note, specs are subject to change

Specs-Self Propelled Horizontal Cutter Dredges

GENERALMD-822-SP
Length47' 6" (14.48m) O.A.
Height (without AC/8'10" (2.69 m)
Width9' 11" (3.02 m)
Weight (Approx.)30,500 lbs (13,832 kg)
Draft26" (66 cm)
Fuel Capacity325 U.S. gallons (1230 L)
ENGINE
TypeCummins
ModelQSL9
Power345 BHP (257 kW) @ 2000 RPM
PUMP
TypeHi-chrome cast iton, centrifugal, recessed impeller
ImpellerRecessed - 25" (634.5 cm) diameter Closed Vane - 19.5" (49.5 cm) diameter
Suction8" (20.32 cm)
Discharge8" (20.32 cm)
Capacity - Recessed
(water @ 68F / 20C)
7.75" (196 mm) Sphere - Variable to 3,000 GPM
(11,355 L/min) @ 122' (37.2 m) head @ 960 RPM
Capacity - Closed Vane
(water @ 68F / 20C)
3.625” (92mm) Sphere – Variable to 3,000 GPM
(11,355 L/min) @ 137′ (41.8 m) head @1100 RPM
CUTTER ASSEMBLY
TypeHorizontal with full-width, flow-through suction (Paddle or cutting teeth available)
Size9' 11" (3.02 m) wide x 21" (53.34 cm) dia.
SpeedVariable 0-80 RPM (forward and reverse
Torque30,830 in-lbs. (3,483 N∙m)
Operating DepthVariable to 22' (6.7 m) with auger drive
Variable to 15' (4.57 m ) without auger drive
PONTOONS
DeminsionsTwo – 34″ (86.36 cm) x 40″ (101.6 cm) x 34′ 6″ (10.52 m)
Description10 gauge steel, integral bulheads and stiffeners, formed for rigidity, cora-foam filled
PROPULSION
DriveTwo independent auger drives with variable speed
and a rear 25HP thruster for steering and positioning enhancement
TypeTreble sheave hydraulic winch
Transverse SpeedVariable 0-50 ft/min (0-15.2 m/min)
Cutting Speed0-15 ft/min (0-4.57 m/min)
HYDRAULIC SYSTEM
DriveDirect from engine
PumpsVariable displacement, axial piston
MotorsFixed displacement
FiltersProtected hydrostatic loop, high pressure suction &
return with indicators
CapacityTotal, 190 GPM (761.5 L/min) @ 2200 RPM
Reservoirs100 U.S. gallons (378.5 L)
RELIEF SETTINGS
Centrifugal Pump5000 psi (344.7 bar)
Cutter Head3045.8 psi (210 bar)
Accessories3045.8 psi (210 bar)
Boom2500 psi (172.4 bar)
ELECTRICAL SYSTEM
Alternatoroutput - 100 amp
BatteryHeavy Duty - 12 volt
PRIME FINISH
Lower StructureShear Tar Epoxy Paint
Upper StructureBlue and White Epoxy Paint

Please note, specs are subject to change