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Tunnel Digital Lining Formwork Gantry

Tunnel Digital lining formwork gantry

The CQS-series digital lining formwork gantry is a custom-engineered secondary-lining system for tunnels and culverts. It integrates the main structure, dual pouring system, high-frequency vibration, distribution piping, hydraulics and controls, with automatic pouring, fill monitoring and visual reporting.

Tunnel Digital lining formwork gantry

Features

01

Dual pouring system with remote-controlled, layered window-by-window placement; upper and lower line switching takes around 10 minutes, with a typical first-and-second lining ring cycle of 8 to 10 hours.

02

High-frequency vibrators provide wide vibration coverage and depth for compact concrete and a clean surface finish.

03

Crown is monitored with both signal feedback and pre-set pipe-grouting checks to confirm fill.

04

Liquid-level display, set-temperature monitoring, crown-fill prompts and alarms, with logging, storage and transmission of construction data.

05

Single operator for distribution; sponge-ball pipe cleaning after pouring; typical crew of four to six for a first-ring and second-lining cycle.

06

Plateau variant rated for operation up to 4,500 m altitude and -25 °C to +50 °C ambient.

Specifications

Total weight150000kg
Overall size: long × Wide × high12100×13400×9945mm
Total power90kW
Walking modeRail type (automatic rail feeding)
Maximum travel speed4m/min
Formwork thickness10mm
Formwork width2000mm
Net traffic space (width) × High)3.9×4.5m
Theoretical lining length of one working cycle12m

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