broadband
build
cable
clay
communication
conduit
connection
control check
culvert
data center
ditch
drain
duct
earthwork
electricity
energy
equipment
facility
fiber optic cables
fitting
ground
heap
hole
infrastructure
line
maintenance
optical network
orange
pipe
pipeline
plumbing
power
pvc
repair
root
sand
sewage
sewer
soil
system
technology
telecommunication
trench
tube
underground
water
wire
work
定額
Building of lines of metallic and fiber optic cables, communication optical network connection. Laying underground tow cable. Excavation of trench by hand or mechanized excavator and installation.の素材 [FY31063823091]
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