• Waterway supplies (drainage ditches, U-shaped ditches)

OK-style lightweight square manhole cover

オーイケ

• Gas station-related products

OK-style parking block (car stopper)

オーイケ

• Retaining wall / large block

Square meter block

オーイケ

• Retaining wall / large block

OK Eco Block

オーイケ

• Retaining wall / large block

OK Guard Wall - OK Guard Base

オーイケ

• Retaining wall / large block

Seismic Response Retaining Wall HD Wall

オーイケ

• Gas station-related products

Lighting pole foundation

オーイケ

• Waterway supplies (drainage ditches, U-shaped ditches)

Catchment basin

オーイケ

• Retaining wall / large block

OK-type fireproof fence (firewall)・OK-type everlasting fence

オーイケ

• Residual Formwork Method

【Shortening Construction Period and Reducing Costs】Residual Formwork Method

オーイケ

• Retaining wall / large block

Achieve shortened construction time without the need for surface treatment! Neighboring boundary block.

オーイケ

• Retaining wall / large block

Back wall (reverse L-shaped retaining wall)

オーイケ

• Gas station-related products

Oil-absorbing material "Oil Absorbent Sheet"

オーイケ

• Basic block

Bridge crane foundation "OK type rail base"

オーイケ

• Electricity and communication equipment related

Handhole Connector "Handhole OK Connector"

オーイケ

• Oil-water separator

Oil-water separator tank / oil-water separation device (grease trap) "OK type oil-water separator tank"

オーイケ

• Sidewalk and curb block

Concrete Products Catalog

オーイケ

• Waterway supplies (drainage ditches, U-shaped ditches)

Side ditch "free slope ditch"

オーイケ

• Rainwater infiltration system

Rainwater infiltration tank "OK type rainwater storage infiltration tank"

オーイケ

• Waterway supplies (drainage ditches, U-shaped ditches)

Bench flume

オーイケ

• Bay Hall (Assembly Manhole)

Assembly Manhole "Bay Hall"

オーイケ

• Basic block

Basic block "Bicon-made basic block"

オーイケ

• Waterway supplies (drainage ditches, U-shaped ditches)

Cross Drainage Ditch 'OK Type Tripod'

オーイケ

• Sidewalk and curb block

Pedestrian and Vehicle Boundary Block "Boundary Block with Apron for Pedestrian and Vehicle"

オーイケ

• Waterway supplies (drainage ditches, U-shaped ditches)

OS box

オーイケ

• Waterway supplies (drainage ditches, U-shaped ditches)

Side ditch "OS slit side ditch"

オーイケ

• Basic block

Box Culvert "OK Type Box Culvert"

オーイケ

• Retaining wall / large block

L-shaped retaining wall "OK Wall"

オーイケ

• Electricity and communication equipment related

Cable joint trench (CCBOX)

オーイケ

• Sidewalk and curb block

OK Epoxy Bond

オーイケ

• Sidewalk and curb block

OK Epoglu

オーイケ