Steel nuts on t...
lightning coppe...
Close-up of rus...
Concrete sleepe...
Highway overpas...
rusty nut and b...
concrete blocks...
Old concrete sl...
reinforcement s...
Prestressed I c...
Composition, ha...
repair of railw...
Before track re...
metal construct...
Reinforced conc...
new concrete bl...
Bolts that atta...
Railroad nut an...
Steel clips for...
Replaced railwa...
Rail fastener f...
Concrete pile f...
old rusty rail ...
twisting the ar...
Railroad rail f...
closeup heap of...
Rail anchor or ...
Before track re...
concrete reinfo...
Drain
A ground-level ...
Warm sunlight h...
sleepers near r...
Detail of old r...
Construction of...
An abandoned ol...
old train stati...
New rails and s...
iron reinforcem...
Cenent and iron...
Damaged concret...
rusty pins stic...
railway sleeper...
Selective field...
Iron metal rust...
Closeup of trai...
Installing conc...
Contractors spa...
Reinforcement m...
