Highway Maintenance & Conservation
Routine conservation
Conservation of vegetation
Conservation and restoration of pavement
Conservation, implementation and maintenance of drainage systems
Road safety and protection systems
Vertical and horizontal signage
Environmental liabilities
Recovery of highway drainage and infrastructure projects
Fiber optics/ITS
Highway construction
Emergency services
Railroad Infrastructure & Maintenance
Maintenance of right-of-way
Conservation of vegetation
Preventive and corrective maintenance (crossings)
Conservation, implementation and maintenance of drainage systems
Conservation, installation and maintenance of drainage systems
Track ballast barriers
Environmental liabilities
Recovery of highway drainage and infrastructure projects
Construction, maintenance and recovery of rail infrastructure and superstructures
Replacement of rails and ties
Emergency services
Energy Infrastructure & Maintenance
Maintenance of right-of-way
Commercial and Low Voltage (LV) technical services
Medium and High Voltage services
Disconnection/Reconnection
Meter reading and delivery
Trimming and cutting of trees for medium- and high-voltage grids (primary and secondary)<0}
Collection and chipping of limbs and branches
Manual and mechanized mowing along transmission and distribution lines
Opening of Easement Lanes
Signage, traffic support and space reservation
Emergency services
Infrastructure & Maintenance of Gas Pipelines & Distribution
Maintenance and installation of gas networks
Soil excavation, backfilling and compaction
Base structure and asphalt pavements
Pavement repair
Installation and replacement of meters
Installation of signaling devices
Building maintenance and vegetation control
Emergency services
Sanitation Infrastructure & Maintenance
Maintenance and installation of water and sewage networks
Soil excavation, backfilling and compaction
Base structure and asphalt pavements
Pavement repair
Installation and replacement of water meters
Disconnection/Reconnection
Building maintenance and vegetation control
Transportation of solid waste from sewage treatment plants
Emergency services
Maintenance & Conservation of Airport & Port Infrastructure
Maintenance of right-of-way
Control and maintenance of ground-cover plants
Manual and mechanized mowing, trimming and tilling
Pest control, nursery management and landscaping
Mechanized pavement sweeping
Paving
Vertical and horizontal signage
Mining Infrastructure & Maintenance
Maintenance of plants and right-of-way
Conservation of vegetation
Conservation and restoration of pavement
Conservation, implementation and maintenance of drainage systems
Road safety and protection systems
Vertical and horizontal signage
Environmental liabilities
Facilities management
Emergency services
