List of General civil engineering materials products

  • classification:General civil engineering materials

136~180 item / All 2129 items

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Manage jack pressure and remotely check hydraulic and water pressure measurements without manual intervention! Quickly and safely obtain data without entering the installation site!

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  • Other measuring instruments

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Even with water, you can stick it as is! This sheet is also excellent in weather resistance. It can reduce the time and effort needed for repairing joints and cracks.

  • Reinforcement and repair materials
  • Renovation and repair methods

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Completely shut out troublesome strong weeds! Achieve long-term weed prevention with the sheet surface exposed. *Free samples available!

  • Civil Engineering Sheet

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Long-lasting weed prevention effect with special processing! Weed control sheet that is resistant to soil dust accumulation on the surface.

  • Civil Engineering Sheet

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Case Study: [New Product] Weed Control for Sidewalk Joints Using NEO Sealing

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  • Civil Engineering Sheet

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Introducing a weed control sheet with a shading rate of over 99.9%! It has water permeability and breathability.

  • Civil Engineering Sheet

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In recent years, weed control sheets have been introduced in a wide range of sectors. Please take a look at the examples adopted outside of roads.

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  • Civil Engineering Sheet

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Site management subscription! Solving all worries, anxieties, hassles, and management costs in low-pressure site management.

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  • Civil Engineering Sheet

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We are showcasing examples of weed control sheets being used in various locations.

  • Civil Engineering Sheet

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Case Study: [New Product] Weed Control for Sidewalk Joints Using NEO Sealing

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  • Civil Engineering Sheet

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Upgrade your company's O&M services! Solve the problems of low-pressure solar power plants! Weed control, emergency response, and power generation monitoring are all included!

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  • Civil Engineering Sheet

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Solving the weed problem at solar power plants, how long will we continue mowing? Stable operation with a total O&M package specialized for low-voltage power plants.

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  • Civil Engineering Sheet

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What kind of sites should erosion prevention products be used in? Information on mechanisms and site selection methods is provided!

  • Slope protection material

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■■Maximum erosion prevention effect of embankment products■■Prevention of sediment runoff into rivers and other bodies of water■■

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  • Civil Engineering Sheet

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Numerous achievements in solar power generation sites. Significant erosion prevention effect.

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  • Slope protection material

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A supplementary method to reduce the existing slit width; the net can be divided, allowing for manual transportation of materials, and installation is also easy.

  • Erosion control works
  • Protective fence
  • Embankment

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A rockfall protection net primarily consisting of high-strength nets, designed to withstand higher energy rockfalls compared to conventional pocket-type rockfall protection nets.

  • Slope protection material
  • Other civil engineering works

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A ground reinforcement method that combines high-strength nets, support plates, and reinforcements to suppress the sliding force of small loads. No concrete pouring is required, and greening is possib...

  • Slope protection material
  • Other civil engineering works

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Rubber stoppers born from the needs of factories and warehouses. Easily installed to stop carts.

  • Joint material

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Delivering to dams all over the country!

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  • Dam construction
  • Embankment
  • Secondary steel products

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Contributes to labor-saving and shortening of processes in concrete paving and ground concrete sites! This is a product that allows for easy installation of joint boards!

  • Joint material

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Mitigation of impacts during tunnel blasting construction. Developed as a measure against vibration and noise.

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  • Tunnel Materials
  • Soundproofing panels
  • Gunpowder

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Contributes to labor-saving and shortening of processes in concrete paving and ground concrete sites! This is a product that allows for easy installation of joint boards!

  • Joint material
  • Paving Materials
  • Paving of sidewalks, roads, parking lots and stadiums

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It also leads to the shortening of the project! We handle all the materials necessary for reinforced concrete subgrade.

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  • Reinforced concrete construction
  • Secondary paving products
  • Joint material

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No need to remove the prism every time - "Prism Cover"

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  • Tunnel construction
  • Tunnel Materials
  • Gunpowder

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Forms a solid layer rich in strength and weather resistance. Prevents sand flying, dust generation, and erosion for a long time.

  • Slope protection material

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Solving the challenges of embankment construction using "mud."

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  • Ground improvement materials

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【First of all, from here!】MT series high water content mud improvement agent for immediate removal of mud from the site.

  • Ground improvement materials

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A covering material stronger than blue sheets. A mat that hardens gradually with watering and is easy to install.

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  • Civil Engineering Sheet

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Notice of Exhibition for Slope Disaster Prevention Technology (Construction Technology Fair 2025 in Chubu)

We are pleased to announce that our slope disaster prevention technology will be exhibited at the "Construction Technology Fair 2025 in Chubu." Exhibition Name: Construction Technology Fair 2025 in Chubu (Concurrent Event: Chubu Lifeguard TEC 2025 - Disaster Prevention, Mitigation, and Crisis Management Exhibition) Date and Time: December 4, 2025 (Thursday) from 10:00 AM to 5:00 PM, December 5, 2025 (Friday) from 10:00 AM to 4:00 PM Venue: Port Messe Nagoya, Hall 3 (Nagoya International Exhibition Center) (2-2 Kaneshiro-futo, Minato Ward, Nagoya City) Booth Number: Sa04 Admission to this exhibition is free (registration required). We sincerely look forward to your visit. We kindly ask you to stop by our booth.

Lightweight, rust-resistant, high-durability polyester net.

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  • Slope protection material

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Notice of Exhibition for Slope Disaster Prevention Technology (Construction Technology Fair 2025 in Chubu)

We are pleased to announce that our slope disaster prevention technology will be exhibited at the "Construction Technology Fair 2025 in Chubu." Exhibition Name: Construction Technology Fair 2025 in Chubu (Concurrent Event: Chubu Lifeguard TEC 2025 - Disaster Prevention, Mitigation, and Crisis Management Exhibition) Date and Time: December 4, 2025 (Thursday) from 10:00 AM to 5:00 PM, December 5, 2025 (Friday) from 10:00 AM to 4:00 PM Venue: Port Messe Nagoya, Hall 3 (Nagoya International Exhibition Center) (2-2 Kaneshiro-futo, Minato Ward, Nagoya City) Booth Number: Sa04 Admission to this exhibition is free (registration required). We sincerely look forward to your visit. We kindly ask you to stop by our booth.

It is a "futon basket" method that excels in flexibility and is enlarged using 8mm galvanized iron wire. [Crushed stone can be used]

  • Slope protection material
  • Earth retaining wall/foundation reinforcement
  • Baskets and futon baskets

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The catalog for the "large futon basket" has been updated.

The catalog for the "Large Futon Basket" has been updated. You can download it from the URL below. https://kensetsu.ipros.jp/catalog/detail/715934?hub=60+4659825

It is widely used in general embankments, retaining walls, coastal areas, reservoir banks, and bridge abutments!

  • Bridge Construction
  • Reinforced earth wall

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Reliable quality that combines strength and flexibility! Solving various problems associated with embankments, subgrades, and weak ground.

  • Lightweight embankment material
  • Ground improvement materials

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Exhibiting the advantages of lightweight in soft ground! Significantly improving retaining wall and earth support construction through independence.

  • Lightweight embankment material

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Lightweight and compact, making transportation and storage easy! Effective for disaster recovery and in remote mountain sites.

  • Reinforced earth wall

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A new foundation for Japan. A leader in valuable infrastructure development and creativity.

  • Road construction
  • Slope protection material
  • River construction

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Structural stability and excellent design utilized in various scenes! Responding to the needs of embankment construction sites.

  • Reinforced earth wall

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A new construction method using unique reinforcement materials! It allows for shorter lengths of reinforcement materials.

  • Reinforced earth wall

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This is the comprehensive catalog of Rontai Co., Ltd.! It includes not only our own products such as vegetation sheets, mats, and sandbags, but also information on the necessity of slope greening.

  • Slope protection material

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■■Equivalent effect to vegetation substrate spraying work■■ Adheres well to steeply sloped surfaces■■

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  • Civil Engineering Sheet

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Introducing a soil improvement agent that instantly enhances the 'mud' generated from construction sites, enabling immediate removal by dump trucks! *Free samples available.

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  • Renovation and repair methods
  • Ground improvement materials

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Notice of Year-End and New Year Holiday Closure and Shipping Schedule

We would like to inform you about our year-end and New Year holidays and the shipping schedule for the MT series as follows. During the year-end and New Year period, there may be a concentration of cargo, and we may not be able to deliver on the usual schedule. We kindly ask customers who wish to place orders to do so as early as possible. ■ Our holiday period From December 27 (Saturday) to January 4 (Sunday) * Inquiries received during the holiday will be addressed sequentially after January 5. ■ Final shipping dates for delivery by the end of the year (by December 26) Hokkaido: December 19 (Friday) * For the eastern Hokkaido area, please inquire separately. Tohoku region: December 24 (Wednesday) Kanto region: December 24 (Wednesday) Hokuriku region: December 23 (Tuesday) Chubu region: December 23 (Tuesday) Kinki region: December 23 (Tuesday) Chugoku region: December 23 (Tuesday) Shikoku region: December 23 (Tuesday) Kyushu region: December 19 (Friday) Okinawa region: December 17 (Wednesday) * For remote islands, please inquire separately. * For deliveries at the beginning of the year, please inquire separately. ■ Shipping start date Shipping will begin sequentially from January 5 (Monday).

The strong adhesive effect allows you to stop the mud from spilling without collapsing due to vibrations.

  • Waterproofing Agent
  • Safety and consumables
  • others

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A maintenance-reducing vegetation sheet that balances weed intrusion suppression and soil erosion prevention, suitable for roads, ponds, field edges, and factory sites.

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  • Landscaping and planting
  • Slope protection material
  • Civil Engineering Sheet

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The MT series contributes to sludge treatment issues caused by "mud."

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  • Ground improvement materials

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