List of Road, bridge and tunnel materials products
- classification：Road, bridge and tunnel materials
136～180 item / All 3291 items
Do you have concerns about not being able to relocate or add to your water facilities due to the need for drainage slope?
- Unit Products
- Special Construction Method
- Commercial kitchen
By simply increasing the formwork, we can achieve a variety of variations. Formwork costs are reduced, and productivity is improved! We respond to various site needs with multifunctionality.
- Gutters and U-shaped gutters
Completion with the driving of the foundation posts, fitting of the upper posts, and leaning of the panels!
- Pest and insect control products
- Protective fence
- Slope protection material
A landscape that is easy to walk on and beautiful, without puddles. From large roads to small exterior structures, Gaiaart's permeable concrete pavement provides the solution.
- Paving Materials
- Pavement construction
We provide a consistent range of products and services from manufacturing and development to construction and after-sales support.
- Paving Materials
- Exterior and paving materials <General>
- Secondary paving products
Just mix with water and apply to the asphalt cracks! Easy high durability and quick-drying application.
- Paving Materials
- Secondary paving products
- Car and bicycle parking facilities
Next-generation asphalt repair material that hardens with water! High durability, fast setting, and suitable for cold climates.
- Paving Materials
- Secondary paving products
VOC Zero - Citrus-derived all-weather cold mix. Making road repairs more accessible and friendly to people and the environment.
- Paving Materials
- Secondary paving products
Just stick it on the cracks in the pavement for easy crack repair!
- Paving Materials
- Secondary paving products
"ART BLOCK PRODUCT GUIDE". A variety of functional paving materials with excellent heat insulation and moisture retention properties are featured!
- Exterior and paving materials <General>
- Paving Materials
- Concrete block, ALC panel, extrusion molded cement board construction
A design that does not compromise the landscape to enhance the image of the site! Unbreakable! Rust-resistant! A barricade with excellent durability!!
- Temporary Construction Materials
- Protective fence
Obscuring the line of sight while allowing the wind to pass through. The louvered structure balances "concealment" and "ventilation."
- Fences, screens, and partitions
- Privacy louvers and louver shutters
- Protective fence
In case of an emergency, minimize damage! Contributing to traffic safety through the installation of protective fences.
- Protective fence
- Road construction
Free slope gutter of street type with a width of 500 mm at the top.
- Gutters and U-shaped gutters
- Road construction
- Road facilities
For permeable ditches, the choice is clear with the versatile permeable universal ditch!
- Rainwater infiltration facilities
- Gutters and U-shaped gutters
- Road construction
Perfect for bike lanes! A gutter that has no rattling noise and is less likely to accumulate mud.
- Gutters and U-shaped gutters
- Road construction
- Road facilities
By integrating the bottom slab into the economic ditch, the workability is improved.
- Road construction
- Gutters and U-shaped gutters
A renewal method that utilizes existing gutters and manholes as they are and can be constructed using only general tools.
- Renovation and repair methods
- Grating
- Inspection hatches, manhole covers, and ditch covers
"Liftas" has been selected as a recommended technology by the Ministry of Land, Infrastructure, Transport and Tourism.
The "LiftaS," a renewal method for existing side ditches and drainage pits developed, manufactured, and sold by Tohokizai Co., Ltd., has been selected as a "Recommended Technology" by the Ministry of Land, Infrastructure, Transport and Tourism as of April 27, 2023. "Recommended Technology" refers to groundbreaking new technologies selected from those registered in the NETIS (New Technology Information System) operated by the Ministry of Land, Infrastructure, Transport and Tourism, after undergoing evaluation by external experts, in order to further enhance the technical standards related to public works. This year saw the highest number of selections in history, and "LiftaS" was recognized for its usefulness and selected as a recommended technology.
It accommodates the rise and curves of curbstones! This is a site-adaptive resin-based weed control material that excels in adhesion, weather resistance, and workability.
- Road facilities
Fall prevention fence that does not affect road width.
- Protective fence
- Gates, walls and fences
- Aluminum fence/Iron fence
Environmentally friendly high-tensile steel grating.
- Grating
- Gutters and U-shaped gutters
- Inspection hatches, manhole covers, and ditch covers
Renovation of the existing underground drainage ditch to a bolt-fixed type by simply replacing the cover.
- Inspection hatches, manhole covers, and ditch covers
- Grating
- Renovation and repair methods
Safe to walk even on rainy days! Non-slip and secure. Stylish design.
- Inspection hatches, manhole covers, and ditch covers
- Grating
- Building Cleaning Equipment
Disaster prevention - heavy rain response - and crime prevention - theft prevention - are standard features, yet they are priced the same as typical steel grates.
- Grating
- Inspection hatches, manhole covers, and ditch covers
- Gutters and U-shaped gutters
A method for efficiently repairing circular water channels! Circular gutters with pedestrian and vehicle blocks are also acceptable.
- Renovation and repair methods
- Tunnel construction
- Gutters and U-shaped gutters
Environmentally friendly high-tensile steel grating.
- Grating
- Gutters and U-shaped gutters
- Inspection hatches, manhole covers, and ditch covers
Environmentally friendly high-tensile steel grating.
- Grating
- Gutters and U-shaped gutters
- Inspection hatches, manhole covers, and ditch covers
Environmentally friendly high-tensile steel grating.
- Grating
- Gutters and U-shaped gutters
- Inspection hatches, manhole covers, and ditch covers
Environmentally friendly high-tensile steel grating.
- Grating
- Gutters and U-shaped gutters
- Inspection hatches, manhole covers, and ditch covers
Environmentally friendly high-tensile steel grating.
- Grating
- Gutters and U-shaped gutters
- Inspection hatches, manhole covers, and ditch covers
Environmentally friendly high-tensile steel grating.
- Grating
- Gutters and U-shaped gutters
- Inspection hatches, manhole covers, and ditch covers
Environmentally friendly high-tensile steel grating.
- Grating
- Gutters and U-shaped gutters
- Inspection hatches, manhole covers, and ditch covers
We would like to introduce a case study of the hybrid joint (3L type), a bridge expansion device that excels in water resistance and durability.
- Bridge Materials
We would like to introduce a case study of the hybrid joint (CF type) for bridge expansion devices, which excels in water resistance and durability.
- Bridge Materials
A newly constructed bridge requires no replacement for 100 years! Long-term water resistance, maintenance-free.
- Foundation construction
- Bridge Materials
The "100-Year Bridge Project" has started! Together with companies and individuals nationwide, we will promote the appeal of social infrastructure - A press release has been distributed.
Crittec Co., Ltd. has officially launched the co-creation project "100-Year Bridge Project," which aims to promote the appeal of the bridge, civil engineering, construction, and infrastructure industries, starting from July 27, 2026. A press release regarding this project has also been distributed. The "100-Year Bridge Project" is an initiative aimed at connecting people, companies, and ideas through the symbol of a bridge, and conveying the value and importance of social infrastructure to the future. In response to our call for ambassadors, various companies and individuals from different industries and positions, including the bridge, civil engineering, and construction sectors, as well as power infrastructure and tourism guides, have participated. Moving forward, we will leverage each perspective to collaboratively share the appeal and importance of social infrastructure. We will continue to work with our ambassadors to widely disseminate information about bridges and social infrastructure through social media and various media outlets. Additionally, this project is continuously seeking ambassadors from companies, organizations, schools, and individuals. Please pay attention to the activities of the "100-Year Bridge Project."
We would like to introduce a case study of the hybrid joint (CF type) for bridge expansion devices, which excels in water resistance and durability.
- Bridge Materials
We would like to introduce a case study of the hybrid joint (Type 3L), a bridge expansion device that excels in water resistance and durability.
- Bridge Materials
We would like to introduce a case study of the hybrid joint (CS type) for bridge expansion devices, which excels in water resistance and durability.
- Bridge Materials
We would like to introduce examples of construction for hybrid joints (NS to LL type) for bridges, which excel in water resistance and durability.
- Bridge Materials
We would like to introduce examples of construction for hybrid joints (NS to LL type) for bridges, which excel in water resistance and durability.
- Bridge Materials
We would like to introduce a case study of the hybrid joint (NS to LL type) for bridge expansion devices, which excels in water resistance and durability.
- Bridge Materials
Natural soil pavement, structures for creating seagrass beds for underwater installation, fireproof boards, and more can be used for various purposes!
- Concrete admixture
- Road construction
- Paving Materials
The pleasant texture of "soil." Even after twenty years, it retains its weed prevention effect and natural texture.
- Earthworks
- Paving Materials
- Soil improvement material
Recommended for agricultural management pits! A drainage pit that frees you from the hassle of opening and closing heavy grates.
- Grating
- Agricultural civil engineering works
- Water stop
If you are considering replacing the broken grating.
- Grating
- Inspection hatches, manhole covers, and ditch covers
- Renovation and repair methods
Anti-slip, barrier-free grating that offers excellent walkability.
- Grating
- Special flooring/indoor and outdoor
- Inspection hatches, manhole covers, and ditch covers
A gap of only 5mm. Ultra-thin grating compatible with high heels, wheelchairs, and strollers.
- Grating
- Special flooring/indoor and outdoor
- Inspection hatches, manhole covers, and ditch covers