Bridge Construction Crane

Detailed Product Description

 Technical specifications

Construction method: Whole span cast-in-place span by span

General Plan: Support under bridge, template will be suspended by two longitudinal main girders.

Applicable balk: span≤32.7m

Applicable longitudinal gradient:2.0%

Applicable curve radius: ≥1000m

Requirements for environment wind pressure: maximum allowable wind pressure during shifting: 150N/; maximum allowable wind pressure during casting: 800N/

Automatic mode: Vertical lifting and falling by large tonnage separate type jack to achieve

longitudinal shift; using motor driving to achieve template transverse opening

and closing; using hydraulic oil cylinder to achieve outrigger auto moving

forward and mounting upside down

Maximum supporting point counterforce of front main outrigger: 2X377 ton

Maximum supporting point counterforce of rear main outrigger: 2X322 ton

Maximum supporting point counterforce of front auxiliary outrigger: 2X50 ton

Total power by using complete machine: About 95kw

Kinetic condition: 4Ac, 380v, 50Hz

Hydraulic system pressure: 32Mpa

Shift speed: 0-1.5m/min

Deflection of main girder: Less than L/700

Via Hole Stability Factor: k>1.5

Transportation condition: meet the limits of railway and highway transportation.

Unit Weight: About 530t

Construction speed: 12 days/span