See Road, bridge and tunnel materials's detailed category ranking
Contributes to improving the installation accuracy of reinforcing bars! It is possible to install reinforcing bars without penetrating.
Upgrading road functionality! A resin-based anti-slip pavement that creates a safe road environment.
Maximize performance with a high-quality, authentic practice runway certified by I.A.A.F.
An evolved version of the wire grip! Installation is very easy, and it also allows for adjustment of rope length.
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Equipped with sophisticated design and excellent light-blocking properties, it is installed throughout Europe!
Focusing on a comfortable environment and a safe, secure lifestyle. Introducing a variety of standard and original products.
I have compiled a list of guidance signs, warning signs, regulatory signs, instruction signs, and auxiliary signs!
The definitive version of the slit side ditch!! "Multi U ditch"
Ideal for aging bridge construction! Used for seismic reinforcement work, performance restoration work, and also for corroded steel structures.
Made of rubber, non-slip, and safe! Weighs only 1/4 of a concrete drain cover. *Case study collection available!
The scope of bridge inspection work has significantly increased! The "gondola vehicle" can ascend and descend up to a maximum of 50 meters.
Easy thickness management! Quick-drying, allowing for traffic release in a short time! Revolutionary color coating.
Products with JIS certification are easier to install compared to gap blocks! Significant reduction in construction time!
Equipped with vehicle detection beam sensors! A chain gate characterized by its robust finish.
A wide variety of concrete secondary products handled by our company, including side ditches, covers, boundary blocks, and manholes!
Salt damage reduction! Snow melting agent suitable for mechanical spreading.
Significant cost reduction possible! Rubber bearings for bridges with seismic performance equivalent to Level 2 earthquakes.
High-strength strip geosynthetics "Paralink" used in embankment reinforcement methods on weak ground are materials that excel in high strength, workability, cost-effectiveness, and earthquake resistance.
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We are pioneers in resin-based regulatory materials!
Bridge collapse prevention device based on the road bridge specification! Connecting cables with durability, cushioning, and flexibility.
Non-contact measurement of road surface conditions (dry, wet, damp, slush, snow or frost, freezing), water ice film thickness, friction coefficient, road surface temperature, etc.! Mobile compatible.
There are many types such as anchoring pipes and through pipes! We can accommodate various anchoring systems.
Acquired JIS A 9401! Central separation zone block made from recycled plastic materials.
Aiming for cost reduction and rational construction. A variety of products including CD ditches and MS variable ditches are featured!
Free layout that accommodates complex shapes such as grooves. Compatible with U-shaped channel grating for replacement and custom orders!
Ideal for snowy and cold regions! Elastic asphalt mixture suitable for thin surface repairs.
A comprehensive catalog featuring various shapes and dimensions of concrete products for roads!
Goodbye snow removal! Make winter living comfortable with the electric roof snow melting system, Wrap Heat "Spring of the Northern Country."
Introducing a special cement-embedded fabric with excellent fire resistance and freeze-thaw resistance, suitable for a wide range of applications!
This is a pipe barricade that requires no bolts or any fasteners during installation.
The finish is neat, and the inside is a solid large-diameter gutter!
Injection and filling materials for cracks
Easy-to-install U-shaped gutter debris stopper! Prevents the inflow and outflow of fallen leaves and garbage, making cleaning a breeze!
The biggest advantage of the "structured form" is that it has fewer dimensional tolerances!
Precast L-shaped gutter "PL Gutter" with the apron section of the combined L-shaped drainage integrated with the curb.
The live load is T-245, compliant with JIS A 5372! We have a lineup including "PU walls" and more.
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Significant reduction in construction time achieved through precasting! Units are divided and lightweight.
Monodrain is a drainage pipe made by knitting polyester monofilament into a tubular shape and wrapping it with a permeable filter.
A product with excellent durability and cost benefits! Creates a beautiful landscape in coastal areas.
Ideal for pothole repairs! Can be applied in rainy weather and submerged areas.
Natural landscapes maintain their original state while effectively preventing weeds and retaining moisture!
The NEW Set Form NF method is a construction technique that offers excellent safety during installation, as well as preventing volume shrinkage of the foam after filling, making it a "safe," "reliable," and "high-performance" method!
Responding to various environmental needs! Pursuing the ideal road heating based on half a century of achievements and trust!
More beautiful, more secure! Guardrail roll axis aimed at pedestrian safety.
A movable rubber bearing device with high structural performance and compact design that generates a reduction in support costs.
Non-slip effect enhanced with anti-slip processing!
The slit cover is made of stainless steel SUS304, and the receiving frame is also made of SUS. For U150, U180, U240, U300.
Structural double-thread anchor bolt set JIS B1220 ABM/ABR
Achieving a travel space without step differences. Preventing puddles with continuous slit drainage, ensuring safety even on rainy days.
The technology of Kowa Industries, active in your local area! Centered around 12 factories, we leverage each of our technologies to enhance customer satisfaction.
Old ditches create issues such as noise, aesthetic problems, and danger. With easy grating, you can utilize the foundation of problem-free ditches and make repairs in a short period!
NETIS Registration Number: SK-140004-VE (High Blown Method)
Steel side ditches made of high-tensile steel (high-strength steel) that achieve high strength, high durability, and high safety.
A special non-slip pattern (no skid) is applied to the top surface! It is also possible to use precast for the bottom.
Spraying groundwater onto the road with a nozzle to melt the snow! Vehicle traffic can proceed smoothly!
This model has significantly improved visibility and attention-grabbing compared to conventional fluorescent tube signs.
Prevention of tunnel concrete spalling and water leakage!
We can no longer protect with just water! We block vehicle intrusion with a three-tiered approach of water + wire + strong connections. *NETIS registered product
A block that can be combined with a variety of samples to design spaces!
For new constructions and seismic retrofitting! Vibration control dampers that protect bridge structures in earthquake-prone Japan!
This is a drainage cover plate made using PET fiber reinforced cement.
Standard product of Drain Getter for ordinary and drainage pavement!
For theft prevention of grating! We have a track record of supplying approximately 200,000 units to public works across the country.
This is a quiet barrier comprehensive catalog with the sound of a chain being pulled.
We would like to introduce examples of cases where stainless steel bollards have been adopted!
We assist in extending the lifespan of asphalt pavement.
"Diamond wire mesh" for various applications such as for ras nets, rock nets, fences, and ball protection nets.
The waterway base can freely set the waterway slope through invert casting! It is possible to place the side ditch right at the boundary between public and private land!
The materials are lightweight and easy to transport to the site! There are also products that have been painted after plating, making them suitable for landscape integration.
Alert drivers with green band-like glowing to indicate road alignment! Vehicle travel paths become stable.
A rich lineup allows us to cater to many sites! Products such as Eagle Box are featured!
Effective in mitigating the heat island phenomenon! Introducing water-retaining interlocking blocks.
Prevent speed reduction due to traffic congestion on uphill gradients! Traffic congestion countermeasure device.
Form a drainage channel along the curb! Grating with a gutter-shaped frame! Easy and simple installation!
Restrict entry of general vehicles! Dedicated vehicles can pass through quickly.
A temporary tactile mat that integrates tactile blocks and rubber mats.
We have a track record of installations in parks such as those in Saitama City, Saitama Prefecture, and Yokohama City, Kanagawa Prefecture.
It has interlayer adhesion of composite materials, reducing asphalt adhesion to tires!
Super hard, high-strength gypsum board - Tiger Super Hard
Super high-performance soundproof wall Tiger Dreamy - 65, 75, 80
Rich in variety and economical! During ditch cleaning, it becomes a fully open ditch, making cleaning easy.
Lightweight and slim! The high durability of high-strength concrete enables the long lifespan of bridge girders!
[Anti-snow melting] Electric heater net exposed roof snow melting operation status (Y-san, Nagaoka City, Niigata Prefecture)
"Direction to Entrance 103-A", "Entrance Notice 104", etc.! Introducing various information about road signs.
We would like to introduce examples of the installation of wildlife prevention fences provided by Cams Co., Ltd.
A barrier-free drainage ditch that thrives on meticulous consideration.
Adopting recycled products such as blast furnace slag! They can be reused as soil when no longer needed.
[Implementation Case Study] High Durability! No cracking or unevenness of the drainage ditches due to the passage of large vehicles!
Can be installed without steps even on slopes! Supports short lengths and openings in the transverse direction, contributing to reduced construction time.
Low-cost visual guidance marker Soft Cone M1000. Excellent visibility at a low cost, made of soft polyurethane, featuring high-brightness reflective sheet!
Low-cost visual guidance marker Soft Cone M1000 - Excellent visibility at a low cost, made of soft polyurethane, featuring high-brightness reflective sheet!
Special solvent-based adhesive with excellent adhesion and elasticity.
Waterproof layer, asphalt sheet that blends well with pavement, sandwich structure.