• Vermeer SmartTEC electronic control system monitors real-time machine performance
  • When you encounter tough trench digging conditions, the engine speed drops, increasing the torque for more power to pull through
  • Match the optional sectionalized boom to the job for optimal results, minimal tooth wear and reduced vibrations
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T1155III Pipeline Trencher Features & Benefits

Cut a deeper trench with a sectionalized boom

Complimentary to the sectionalized booms, the crumber can be adjusted to accommodate a variety of digging depths.

Advanced technology for improved machine efficiency

SmartTEC performance monitoring assists operators with adjustments to machine controls to help improve efficiency and tracks the operational performance of the machine on a consistent platform across all machine models.

Elevated operator visibility and comfort

The sealed cab has self-contained heating and air conditioning with sound attenuating foam.

The elevating cab allows optimal visibility and added comfort with the air ride seat.

It is also a rollover protective module (ROPM) and provides falling object protection (FOPS).

T1155III Pipeline Trencher Specs & Compare

TRANSPORT DIMENSIONS 
Approach Angle16 deg
Height Range146" (370.8 cm)
Length with 50" (127 cm) End Idler and 8 ft (2.44 m) Boom37.3 ft
Length with 50" (127 cm) End Idler and 10 ft (3.05 m) Boom39.8 ft
Length with 50" (127 cm) End Idler and 12 ft (3.66 m) Boom42.3 ft
Length with 50" (127 cm) End Idler and 14 ft (4.27 m) Boom (with Restraint Bar)43 ft
Length with 50" (127 cm) End Idler and 16 ft (4.88 m) Boom (with Restraint Bar)45.3 ft
Weight Range120,000 lb - 170,000 lb (54,431.1 kg - 77,110.7 kg)
Width Ranges118"-120" (292.1 cm - 304.8 cm)
ENGINE - OPTION ONE 
Make and ModelCaterpillar C15 ACERT Tier 3
Gross Horsepower540 hp
Rated Engine RPM2100
Number of Cylinders6
Fuel Tank Capacity270 gal
Operating Range9.4
Fuel Consumption at Full Load28.9 gph
Maximum Engine Operating Angle (Operating angles do not indicate safe machine operating angles)35 deg
Air CleanerDry-type with precleaner
AspirationTurbocharged and air-to-air aftercooled
Cooling MediumLiquid
Electrical System24 Volt DC
Oil FilterFull flow
ENGINE - OPTION TWO 
Make and ModelCaterpillar C15 ACERT Tier 4 Final
Gross Horsepower540 hp
Rated Engine RPM2100
Number of Cylinders6
Fuel Tank Capacity270 gal
Operating Range9.6
Fuel Consumption at Full Load28.1 gph
Maximum Engine Operating Angle (Operating angles do not indicate safe machine operating angles)35 deg
Air CleanerDry-type with precleaner
AspirationTurbocharged and air-to-air aftercooled
Cooling MediumLiquid
Electrical System24 Volt DC
Oil FilterFull flow
TRACKS 
Auto Self LevelNo
Ground Pressure Minimum13 psi
Ground Pressure Maximum17.3 psi
Tilt Track AvailableNo
Track Drive TypeDual path hydrostatic with planetary transmission
Track Length177.5 in
Track Pad TypeSingle, double or triple grouser
Track Pad Width Ranges26" (66 cm), 28"(71.1 cm), 30" (76.2 cm)
Track SizeCAT 350 Excavator
Maximum Ground Speed - Low50 ft/min
Maximum Ground Speed - High133 ft/min
Parking and Emergency Brakespring-applied, hydraulic release, wet disc brakespring-applied, hydraulic release, wet disc brake
Service BrakesHydrostatic
CONVEYOR 
Belt Width30 in
Conveyor Belt Speed Range0-1070 fpm
Conveyor Belt StyleCleated or finger type
Conveyor Length168" or 228" (426.7 or 579.1 cm)
Conveyor Shift AvailableYes
Conveyor Shift Distance Range65" and 125" (165.1 cm and 317.5 cm)
Conveyor StyleCurved
Discharge DirectionRight or left
Discharge Height Range72" or 86" (182.9 cm or 218.4 cm)
ATTACHMENTS 
TrencherYes
Terrain LevelerYes
RockwheelNo
Bucket WheelNo
CAB 
CabYes
Control SystemTEC Plus with SmartTEC
Air Conditioner/HeaterYes
Air Suspension SeatYes
AM/FM Stereo with Weather BandYes
ElevatingYes
Pressurized/Filtered AirYes
Rollover Protective Structure (ROPM)Yes
HYDRAULIC SYSTEM 
Oil Tank Capacity152 gal
Oil TypeVermeer HyPower 68 or Vermeer HyPower 100
Pressure Setting2500 psi
Pump Flow at Maximum RPM27.9 gpm
Pump Typepressure-and-flow-compensated (load-sensing)