building
bunker
catch basins
chamber
column
concrete
concrete pouring
construction
construction site
culverts
digg
digging
ditch
drain
drain systems
drainage
drainage system
drainage water
formwork
gate valve
ground
hole
household
installation
manhole
pipe
pipeline
pit
plumbing
pump station
pumping
rainwater
reinforcement
sewage
sewer
sewer pipes
sewer pit
sewerage
storm
sub terrain
tank
treatment
trench
underground
valve chamber
valve pit
walls
water
water meter vault
waterproofing
定額
Construction of stormwater pits, sanitary sewer system distribution chamber and pump station. Sewerage manhole and pipes line under construction at the construction site. Sewage treatment worksの素材 [FY310149487621]
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