List of Road, bridge and tunnel materials products

100% recycled gypsum derived from waste gypsum boards is reused as raw material, achieving effective carbon neutrality during manufacturing!

• Gypsum board and moldings

Developing equipment and technology for air conditioning, water supply and drainage, and kitchen drainage!

• Air conditioning equipment
• Water Treatment Plant
• Water supply facilities

Contributes to safe driving at night and in other conditions with a highly visible reflective part.

• Road signs and road accessories

Contributes to safe driving at night with a highly visible reflective section.

• Road signs and road accessories

Contributes to safe driving at night and other times with a highly visible reflective part.

• Road signs and road accessories

A flat design that considers walking! The new bolt box improves work efficiency without the need for bolt caps.

• Grating

Both the post and base sections are made of flame-retardant materials! This prevents secondary disasters caused by fire spreading to the post.

• Road signs and road accessories

A design for a barrier that prevents vehicle access without disrupting the park's landscape.

• Other park materials
• Road signs and road accessories
• Road facilities

Weed control, mud prevention, and measures against global warming!

• Paving Materials

Suitable for long-term temporary use. Resistant to fading.

• Net fence
• Protective fence
• Safety Supplies

Porphyry with rich colors and shapes and diverse designs.

• Exterior and paving materials <General>
• Paving Materials

Withstand the passage of large vehicles (T-25)! Evolving technology supports comfortable urban functions.

• Gutters and U-shaped gutters

Modifier for fresh concrete. By atomizing water molecules and allowing them to penetrate the cement particles, fluidity is improved along with enhanced durability.

• Bridge Materials

Pursuing higher levels of productivity, quality assurance, and storage capacity. Lining materials that support underground infrastructure from the inside.

• Paving Materials

Cost reduction is possible! Because it is coated, it does not cause welding defects.

• Photocatalysts and various wall materials (exterior and interior walls, etc.)
• Bridge Materials

Lightweight and easy to transport, with high durability.

• Protective fence

Lightweight and slim body for easy transportation.

• Protective fence

Colorful three-color barricade. Durable and long-lasting.

• Protective fence

It is a sturdy metal barricade used in conjunction with three single pipes.

• Protective fence

It is a sturdy metal barricade used in conjunction with two single steel pipes.

• Protective fence

This is a sturdy two-contact type single-tube pipe barricade with a plated body.

• Protective fence

Eco-resilient pavement material utilizing recycled resources.

• Paving Materials
• Secondary paving products

Featuring text, illustrations, and signatures! Introducing custom processing that meets a wide range of needs.

• Inspection hatches, manhole covers, and ditch covers
• Grating

Ideal for floor wiring in centralized control rooms of factories, buildings, etc.! A functional finish without compromising aesthetics.

• Inspection hatches, manhole covers, and ditch covers
• Grating

Introducing tree circles for tree protection that create a comfortable urban space in harmony with buildings and nature.

• Inspection hatches, manhole covers, and ditch covers
• Grating
• Tree protection materials and plant boxes

Various strength calculation methods for grating are clearly presented using diagrams and formulas!

• Inspection hatches, manhole covers, and ditch covers
• Grating

A super-thin side drain cover that excels in design without compromising appearance! It's safe to walk over with high heels or a wheelchair.

• Inspection hatches, manhole covers, and ditch covers
• Grating

The filling made of shock-absorbing rubber chip cushioning material reduces walking strain!

• Inspection hatches, manhole covers, and ditch covers
• Grating

Water retention function that alleviates the heat island phenomenon! It is an environmentally friendly recycled product.

• Inspection hatches, manhole covers, and ditch covers
• Grating

【Comprehensive Catalog Giveaway!】Featuring a wide range of grating and construction equipment products utilizing the material properties of stainless steel, aluminum, and plastic!

• Grating

Excellent cushioning elastic rubber chip pavement material that absorbs shock.

• Paving Materials
• Secondary paving products

It is an ultra-lightweight precast slab that utilizes prestressing and takes advantage of the benefits of FRC.

• Gutters and U-shaped gutters

For replacing floor slabs! In addition to thinning the floor slabs, lightweight concrete is used to achieve weight reduction.

• Steel
• Secondary paving products
• Road construction

A structure designed with consideration for workability during regular inspections from below the bridge and when replacing water-stopping materials after it has been put into service!

• Bridge Materials
• Bridge Construction

Corresponding to the beautiful individuality and space of the building! We coordinate more beautifully without compromising the original function of the manhole cover.

• Grating

We have prepared stainless steel troughs and grates as products compliant with HACCP standards.

• Drainage and ventilation equipment
• Grating

Can be used for carts, automobiles, and more! You can choose according to various applications, usage conditions, and processing environments.

• Grating

Recommended for water areas too! We offer a lineup of rust-resistant stainless steel and aluminum products.

• Grating

"Trust, reliability, and performance" are adopted in facilities across Japan from Hokkaido to Okinawa.

• Gutters and U-shaped gutters

Rainwater treatment methods in urban areas! Exhibiting excellent infiltration capabilities with a permeability coefficient of 0.5 cm/sec or higher.

• Gutters and U-shaped gutters

Products related to Polacon that help secure rainwater infiltration and storage, prevent clogging, and prevent ground subsidence.

• Gutters and U-shaped gutters
• Inspection hatches, manhole covers, and ditch covers

Excellent storage and infiltration capacity! It processes rainwater with a large infiltration surface that is resistant to clogging.

• Gutters and U-shaped gutters

【Mud Prevention Measures】Collect rainwater that has permeated into the ground into the drainage ditch and discharge it into the drainage facilities.

• Gutters and U-shaped gutters

A strong and resistant aluminum fitting-type sign due to the crimping method!

• Road signs and road accessories

Recommended for pavement restoration and small-scale construction! Anti-slip pavement kit! (RPN-101, 103, 301, 303, 501)

• Paving Materials
• Reinforcement and repair materials
• Secondary paving products

Hanshin Expressway entire line - Ministry of Land, Infrastructure, Transport and Tourism adopted early opening type pavement repair material [Annual usage: 71 tons (from April 2019 to March 2020)]

• Reinforcement and repair materials
• Paving Materials
• Bridge Materials

For evacuation to the "safety area" of the highway! Made of high corrosion-resistant galvanized steel plate.

• Road facilities
• Road signs and road accessories
• Safety and consumables