agricultural park llobregat delta
bridge
bridge construction
bridge construction in the delta del llobregat
bridges
column
columns
concrete
concrete bridge
concrete girder
drainage
el prat de llobregat
girder
girder for bridge
inclined column
iron
llobregat river bridge
pillar
public buildings
public construction
road construction
steel
steel frame
support
support girder
supports
supports girder
temporary support
tripod to support
water