The L4H One-Pass Trencher
Purpose-built equipment engineered for precision trenching, environmental compliance, and controlled installation, wrapped in one revolutionary trenching machine.
THE L4H ADVANTAGE
Traditional Multi-Pass Approach
- Multiple machines required
- Manual compliance documentation
- Separate dewatering & mixing equipment
- Standard depth limitations
- Multi-step processes
The L4H Difference
- Single integrated system
- Real-time monitoring & data export
- Dual-mode operation (18-60ft depth)
- Extended depth capability to 60+ feet
- Multi-step processes
Your Benefit
- Reduced mobilization costs & time
- Instant regulatory verification
- Equipment versatility & reduced overhead
- Access to deeper remediation projects
- Faster project completion
Technical Capabilities
Our proprietary one-pass trenching system is engineered to deliver exceptional depth capability, power, control, and documentation in a single continues operation, without the complexity and inefficiency of traditional multi-stage trenching methods.
Dual-Mode Operation
- Dewatering Mode: 18-40 feet (expandable to 40ft with direct bury boom)
- Soil Mixing Mode: 48-60 feet (expandable to 50ft)
- Operator-selectable hydraulic control systems
- 32-inch trench width for optimal material placement
Power & Performance
- Combined 1,568 HP Tier 4F compliant engines
- Dual-speed chain drive (adjustable 0-15 ft/sec)
- Variable track speed (0-2,300 ft/hr dewatering, 0-165 ft/hr mixing)
- Independent hydrostatic track drive (220 kN force)
Integrated Compliance Systems
- Real-time soil condition monitoring
- Automated data logging &
- CSV export
- GPS depth control ready
- Hydraulic pressure tracking
- Distance and speed measurement
- Chain tension monitoring
Advanced Control Features
- 12″ Danfoss touchscreen control system
- Automatic vertical control via pendulum
- Auto-tensioning for chain and conveyor
- 360° camera vision system
- Seat-mounted proportional controls
Built for Challenging Environments
- D7-equivalent undercarriage with 1,200mm track pads
- Oscillating suspension for uneven terrain
- 500mm ground clearance
- ROPS-certified cabin with climate control
- 24-hour operation lighting package
Versatility Across Applications
One machine shouldn’t force you to compromise. The L4H trencher adapts to your project requirements:
Dewatering Applications:
- Groundwater collection systems
- Leachate trenching
- Pipeline seepage control
- Drainage system installation
- Utility corridor development
Soil Mixing Applications:
- Cutoff and containment walls
- In-situ barrier wall construction
- Remediation barrier systems
- Hydraulic containment
- Slope stabilization
Lower Total Cost. Faster Completion.
Higher Confidence.
One Machine shouldn’t force you to compromise. The L4H trencher adapts to your project requirements:
Equipment Efficiency
- Single machine replaces multiple units
- Reduced transport and mobilization
- Lower fuel and maintenance costs
- Versatile depth capabilities
- No equipment downtime switching modes
Project Speed
- One-pass installation process
- Eliminates multi-step procedures
- Faster regulatory approval (documented compliance)
- Reduced site occupancy time
- Earlier project completion bonuses
Risk Reduction
- Built-in compliance verification
- Eliminates dewatering complications
- Reduces contaminated soil handling
- Real-time quality documentation
- EPA/Corps/DEQ specification adherence
Engineered to Exceed Federal Standards
Every aspect of the L4H trencher is designed with regulatory compliance at its core. Our integrated monitoring system doesn’t just meet EPA, Army Corps of Engineers, and DEQ specifications—it provides real-time documentation that speeds approvals and eliminates compliance uncertainty.
Automated pressure and depth tracking
Continuous depth and pressure verification throughout operation.
Chain speed and load monitoring
Proves consistent mixing energy and cutting force.
Distance traveled verification
Confirms every trench foot with mechanical precision.
Exportable data logs for regulatory submission
Instant CSV export for immediate regulatory filing.
Eliminates manual documentation errors
Automated sensors replace unreliable handwritten field logs.
The L4H One-Pass Trencher
Primary Technical Specifications
| Category | Specification |
|---|---|
| Power System | Dual Volvo Penta TWD1683VE engines, 1,568 HP combined |
| Depth Range | 18-60+ feet (mode-dependent) |
| Trench Width | 32 inches (812.8 mm) |
| Track System | D7-equivalent undercarriage, 47.25" wide pads, 220 kN drive force |
| Transport | Modular design, legal width with tracks removed |
| Control System | 12" touchscreen with GPS integration capability |
| Control System | 12" touchscreen with GPS integration capability |
| Monitoring | Integrated compliance data logging |
Let's Discuss Your Project
Every project has unique challenges. Our team brings decades of experience with EPA Superfund sites, Army Corps projects, major mining operations, and complex remediation work. We understand the regulatory landscape and the technical demands.
Whether you’re planning a groundwater collection system, a containment wall, or a complex remediation project, we’d welcome the opportunity to review your specifications and demonstrate how the L4H one-pass trencher can deliver better results.