Hong Kong-Zhuhai-Macao Bridge Island Tunnel Project (East Artificial Island)

Bridge construction trestle erection (beret installation)

Bridge construction trestle erection (column top beam installation)

Bridge construction trestle erection (steel platform piling)

Bridge construction trestle erection (steel platform piling)

Platform hoisting steel pipe piles

Trestle and steel platform railing

(2), contract content: continuous box girder steel support offshore erection (piling, support installation, beam production and installation, Bailey frame assembly installation, bridge deck installation, railing production and installation); project scale: offshore piling 263 pieces, steel structure Installation of 6,400t, steel structure demolition of 5800t, project cost 8.15 million yuan; start and completion date: 2013.11~2015.7.

Box girder steel support for supporting piles

Box girder steel support tie rod installation

Box girder steel support beam system and sandbox structure installation

Box girder steel support Bailey frame system installation

Box girder steel support transverse, longitudinal and scissor support system

Partial renderings of box girder steel support completed

(3). Contract content: manufacturing and installation of steel casing box for pier caps of the bridge section of East Artificial Island (sea cutting piles, casing installation, assembly, and dismantling). Project scale: 6 sets of steel box processing (steel structure 950t), project cost: 9.138 million yuan; start and completion date: 2012.12~2013.9.

Fragment production of steel casing box for caps of bridge section

Assembling drawing of steel case for caps of bridge section in factory

Assembling drawing of steel casing box for caps of bridge section

Sea transportation of steel box for beam caps

(4) Contract content: processing of large formwork trolleys for the anti-wave wall of the east artificial island and the partition wall of the open section of the tunnel. Project scale: 7 sets of processing trolleys, total steel structure processing 240t; project cost 2.57 million yuan; start and completion date: 2014.10~2014.12.

Assembly drawing of the workshop in the trolley factory

On-site construction drawing of wave wall trolley

Trolley construction drawing for the open section of the tunnel entrance

Trolley construction drawing for the open section of the tunnel entrance