China Railway Construction Heavy Industry Corporation Limited

Earth Pressure Balance Shield Machine is core mechanized tunnelling equipment that cuts soil or rock with a rotating cutterhead, removes muck by screw conveyor or slurry circuit and erects segments simultaneously, delivering integrated excavation and support for metro, railway, road, municipal and water-conveyance tunnels.

• mechanized tunnelling for metro, railway, road and municipal tunnels

Slurry Balance Shield Machine is core mechanized tunnelling equipment that cuts soil or rock with a rotating cutterhead, removes muck by screw conveyor or slurry circuit and erects segments simultaneously, delivering integrated excavation and support for metro, railway, road, municipal and water-conveyance tunnels.

• mechanized tunnelling for metro, railway, road and municipal tunnels

Hard Rock Tunnel Boring Machine (TBM) provides full-face mechanized excavation for hard-rock and complex-geology tunnels, relying on heavy disc cutters and high-thrust systems for continuous rock breaking, support and mucking in railway mountain tunnels, water-conveyance projects, pumped-storage schemes and mine roadways.

• mountain tunnels, water-conveyance projects, pumped storage and mine roadway excavation

Multi-Mode Tunnelling Machine is core mechanized tunnelling equipment that cuts soil or rock with a rotating cutterhead, removes muck by screw conveyor or slurry circuit and erects segments simultaneously, delivering integrated excavation and support for metro, railway, road, municipal and water-conveyance tunnels.

• mechanized tunnelling for metro, railway, road and municipal tunnels

Pipe Jacking Machine serves mechanized excavation of non-circular and rectangular sections. Multi-cutterhead layouts deliver high space utilization with low disturbance to surroundings, ideal for underpasses beneath existing roads, mining-and-excavation metro stations, utility corridors and shallow municipal tunnels.

• underpasses beneath existing roads, mined metro stations, utility corridors and municipal tunnels

Vertical Shaft and Inclined Shaft TBM provides full-face mechanized excavation for hard-rock and complex-geology tunnels, relying on heavy disc cutters and high-thrust systems for continuous rock breaking, support and mucking in railway mountain tunnels, water-conveyance projects, pumped-storage schemes and mine roadways.

• mountain tunnels, water-conveyance projects, pumped storage and mine roadway excavation

Special-Section Tunnelling Machine addresses horseshoe, variable-diameter circular, vertical shaft and other special-section or special-process tunnelling needs, tailor-made to project terrain and section dimensions, solving complex tunnel construction problems beyond the reach of conventional fixed-diameter machines.

• special-section and special-process tunnels, shafts and variable-diameter excavation

Soft-Rock Multifunctional Tunnelling Machine is core mechanized tunnelling equipment that cuts soil or rock with a rotating cutterhead, removes muck by screw conveyor or slurry circuit and erects segments simultaneously, delivering integrated excavation and support for metro, railway, road, municipal and water-conveyance tunnels.

• mechanized tunnelling for metro, railway, road and municipal tunnels

Tunnel Muck Belt Conveyor is dedicated auxiliary equipment for tunnel and underground construction, covering muck transport, general operations or specific process support, working in coordination with TBM and drill-and-blast methods to raise the mechanization and continuity of tunnel works.

• tunnel muck transport and general construction process support

Tunnel Rock Drilling Jumbo is drilling equipment for drill-and-blast tunnel and mine construction. Computerized or hydraulic boom positioning enables precise rock drilling for advance probing, blastholes, bolt holes and other tasks, greatly improving drilling accuracy and operational safety.

• drill-and-blast tunnelling and mining drilling, advance geological probing

Steel Arch Erecting Jumbo is installation equipment for tunnel primary support, mechanizing the positioning and installation of steel arches, bolts and cables, waterproof sheets and mesh in high-risk working-face zones, improving support quality and work efficiency.

• installation of steel arches, bolts, cables and waterproofing in tunnel primary support

Rock Bolt and Cable Anchor Jumbo is installation equipment for tunnel primary support, mechanizing the positioning and installation of steel arches, bolts and cables, waterproof sheets and mesh in high-risk working-face zones, improving support quality and work efficiency.

• installation of steel arches, bolts, cables and waterproofing in tunnel primary support

Wet Shotcrete Machine is concrete-working equipment for tunnel lining and invert construction, covering wet spraying, lining casting, invert works, curing and grouting backfill; continuous mechanized operation safeguards secondary-lining quality and overall structural durability.

• tunnel lining casting, invert construction, wet-shotcrete and grouting backfill

Digitalized Lining Trolley is concrete-working equipment for tunnel lining and invert construction, covering wet spraying, lining casting, invert works, curing and grouting backfill; continuous mechanized operation safeguards secondary-lining quality and overall structural durability.

• tunnel lining casting, invert construction, wet-shotcrete and grouting backfill

Invert Bridge Formwork Trolley is concrete-working equipment for tunnel lining and invert construction, covering wet spraying, lining casting, invert works, curing and grouting backfill; continuous mechanized operation safeguards secondary-lining quality and overall structural durability.

• tunnel lining casting, invert construction, wet-shotcrete and grouting backfill

Waterproof Sheet and Rebar Laying Trolley is installation equipment for tunnel primary support, mechanizing the positioning and installation of steel arches, bolts and cables, waterproof sheets and mesh in high-risk working-face zones, improving support quality and work efficiency.

• installation of steel arches, bolts, cables and waterproofing in tunnel primary support

Digitalized Curing Trolley is concrete-working equipment for tunnel lining and invert construction, covering wet spraying, lining casting, invert works, curing and grouting backfill; continuous mechanized operation safeguards secondary-lining quality and overall structural durability.

• tunnel lining casting, invert construction, wet-shotcrete and grouting backfill

Charging Jumbo is drilling equipment for drill-and-blast tunnel and mine construction. Computerized or hydraulic boom positioning enables precise rock drilling for advance probing, blastholes, bolt holes and other tasks, greatly improving drilling accuracy and operational safety.

• drill-and-blast tunnelling and mining drilling, advance geological probing

Drilling and Splitting Jumbo is drilling equipment for drill-and-blast tunnel and mine construction. Computerized or hydraulic boom positioning enables precise rock drilling for advance probing, blastholes, bolt holes and other tasks, greatly improving drilling accuracy and operational safety.

• drill-and-blast tunnelling and mining drilling, advance geological probing

Boom-Type Roadheader is non-explosive cold-excavation equipment for tunnels and roadways, breaking rock and soil directly by milling or cutting with low vibration and minimal disturbance to surrounding ground, suited to soft rock, fractured zones and urban-sensitive environments.

• non-explosive cold excavation and enlarging of tunnels in soft rock and urban-sensitive environments

Tunnel Dust Suppression Jumbo is special auxiliary equipment for tunnel construction and operation maintenance, covering environmental control, quality inspection and structural maintenance, replacing high-risk manual work with mechanized and intelligent means to safeguard construction quality and operational safety.

• tunnel construction environment control, quality inspection and operation maintenance

Intelligent Shovel-Milling Machine is non-explosive cold-excavation equipment for tunnels and roadways, breaking rock and soil directly by milling or cutting with low vibration and minimal disturbance to surrounding ground, suited to soft rock, fractured zones and urban-sensitive environments.

• non-explosive cold excavation and enlarging of tunnels in soft rock and urban-sensitive environments

Vehicle-Mounted Tunnel Lining Quality Inspection Car is special auxiliary equipment for tunnel construction and operation maintenance, covering environmental control, quality inspection and structural maintenance, replacing high-risk manual work with mechanized and intelligent means to safeguard construction quality and operational safety.

• tunnel construction environment control, quality inspection and operation maintenance

Multifunctional Drilling Rig is drilling equipment for drill-and-blast tunnel and mine construction. Computerized or hydraulic boom positioning enables precise rock drilling for advance probing, blastholes, bolt holes and other tasks, greatly improving drilling accuracy and operational safety.

• drill-and-blast tunnelling and mining drilling, advance geological probing

Intelligent Grouting Equipment is concrete-working equipment for tunnel lining and invert construction, covering wet spraying, lining casting, invert works, curing and grouting backfill; continuous mechanized operation safeguards secondary-lining quality and overall structural durability.

• tunnel lining casting, invert construction, wet-shotcrete and grouting backfill

Large-Diameter Horizontal Rescue Drill is drilling equipment for drill-and-blast tunnel and mine construction. Computerized or hydraulic boom positioning enables precise rock drilling for advance probing, blastholes, bolt holes and other tasks, greatly improving drilling accuracy and operational safety.

• drill-and-blast tunnelling and mining drilling, advance geological probing

Surface Drill Rig is drilling equipment for drill-and-blast tunnel and mine construction. Computerized or hydraulic boom positioning enables precise rock drilling for advance probing, blastholes, bolt holes and other tasks, greatly improving drilling accuracy and operational safety.

• drill-and-blast tunnelling and mining drilling, advance geological probing

Wall-Climbing Derusting, Oiling and Grinding Robot is special auxiliary equipment for tunnel construction and operation maintenance, covering environmental control, quality inspection and structural maintenance, replacing high-risk manual work with mechanized and intelligent means to safeguard construction quality and operational safety.

• tunnel construction environment control, quality inspection and operation maintenance