train station construction site, Bangkok, Thailand, erection bridge box girder
Palabras clave
bridge,
building,
concrete,
construction,
crane,
development,
erection,
estate,
fasten,
fastening,
girder,
industrial,
industry,
instrument,
iron,
machinery,
pitch,
plant,
round,
scaffolding,
screw,
steel,
structure,
stud,
technology,
tension,
thread,
tighten,
viaduct