Liebherr R 994 B Mining Excavator

Boom / Stick 1

Height to Top of Boom 25 ft (8 m)
Max Cutting Height 51 ft (16 m)
Max Dig Depth 29 ft (9 m)
Max Dump Height 34 ft (10 m)
Max Reach on Ground 51 ft (16 m)
Overall Length 57 ft (17 m)

Boom / Stick 2

Height to Top of Boom 25 ft (8 m)
Max Cutting Height 56 ft (17 m)
Max Dig Depth 36 ft (11 m)
Max Dump Height 38 ft (12 m)
Max Reach on Ground 58 ft (18 m)
Overall Length 57 ft (17 m)

Boom / Stick 3

Height to Top of Boom 25 ft (8 m)
Max Cutting Height 58 ft (18 m)
Max Dig Depth 41 ft (13 m)
Max Dump Height 40 ft (12 m)
Max Reach on Ground 63 ft (19 m)
Overall Length 57 ft (17 m)

Boom/Stick Excavator Option 1

Max Cutting Height 56 ft (17 m)
Max Digging Depth 36 ft (11 m)
Max Loading Height 38 ft (12 m)
Max Reach Along Ground 58 ft (18 m)
Shipping Height of Unit 25 ft (8 m)
Shipping Length of Unit 57 ft (17 m)

Boom/Stick Excavator Option 2

Max Cutting Height 58 ft (18 m)
Max Digging Depth 41 ft (13 m)
Max Loading Height 40 ft (12 m)
Max Reach Along Ground 63 ft (19 m)
Shipping Height of Unit 25 ft (8 m)
Shipping Length of Unit 57 ft (17 m)

Bucket

Maximum Bucket Capacity 26 cu yd (20 cu m)
Minimum Bucket Capacity 14 cu yd (11 cu m)
Reference Bucket Capacity 17 cu yd (13 cu m)

Dimensions

Digging Depth 41 ft (12 m)
Digging Reach 41 ft (12 m)
Ground Clearance 3 ft (1 m)
Height – Top of Cab 23 ft (7 m)
Height of Tracks 7 ft (2 m)
Length of Track on Ground 21 ft (6 m)
Length of Tracks 27 ft (8 m)
Removal Counterweight Clearance 7 ft (2 m)
Tail Swing Radius 19 ft (6 m)
Upper Structure Ground Clearance 7 ft (2 m)
Width to Outside of Tracks 20 ft (6 m)

Engine

Displacement 2,307 cu in (37,800 cu cm)
Gross Power 1,273 hp (949 kw)
Number of Cylinders 12
Power Measured @ 2100 rpm

Loading Shovel

Height to Top of Boom – shovel 20 ft (6 m)
Loading Shovel Shovel Attachment
Max Dig Reach 42 ft (13 m)
Max Dump Height 36 ft (11 m)
Overall Length – shovel 41 ft (12 m)

Operating Specifications

Alternator Supplied Amperage 100 amps
Fuel Capacity 1,030 gal (3,900 l)
Hydraulic Pump Flow Capacity 119 gpm (450 lpm)
Hydraulic System Relief Valve Pressure 5800 psi
Operating Voltage 24 volts
Swing Speed 3.7 rpm

Swing Mechanism

Swing Speed 3.7 rpm

Undercarriage

Backhoe Ground Pressure – Shoe 1 29.5 psi
Backhoe Operating Weight – Shoe 1 504,859 lbs (229,000 kg)
Backhoe Shoe Width 1 32 in (80 cm)
Drawbar Pull 332,717 lbs (150,918 kg)
Ground Pressure 29.5 psi
Loading Shovel Ground Pressure 29.2 psi
Loading Shovel Operating Weight 499,127 lbs (226,400 kg)
Loading Shovel Shoe Width 32 in (80 cm)
Max Travel Speed 2 mph (3 kph)
Number of Carrier Rollers per Side 2
Number of Lower Rollers 10
Number of Track Rollers per Side 10
Number of Upper Rollers 2
Shoe Size 32 in (80 cm)
Tail Swing Radius 19 ft (6 m)
Track Gauge 16 ft (5 m)
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