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Construction site showing excavated trench with wooden supports
ookinate23o

ookinate23

View from under a roof showing blue sky and steel framework
@m4n4cm

m4n4c

Wooden formwork for foundation construction at a construction site
ookinate23o

ookinate23

Close-up of ropes and wires tangled on a metal scaffold
mim

mi

Close-up of concrete foundation at a construction site showing protruding rebar
ookinate23o

ookinate23

Detailed view of an engine cylinder head interior showing valve springs and precise metal components
gorilla1g

gorilla1

Construction site with cranes and modern buildings
Tsubasa MfgT

Tsubasa Mfg

Image of a concrete foundation under construction showing wooden forms and rebar
ookinate23o

ookinate23

Image showing the connection of a bridge's understructure featuring white concrete and black fittings
sakurais

sakurai

Black and white construction site featuring cranes and buildings
mjh-km

mjh-k

Construction site with red and white cranes against a blue sky
DragonOneD

DragonOne

Photo looking up at a tall bridge pylon against a blue sky
ookinate23o

ookinate23

A modern cable-stayed bridge under a clear blue sky
ookinate23o

ookinate23

Concrete foundation at a construction site with wooden beams and rebar arranged
ookinate23o

ookinate23

Close-up of an old machine showing metal components and pipes
erikoe

eriko

Piles of bags and pipes at a construction site
YuzurigimaY

Yuzurigima