The "labor-saving cage method" allows for easy and speedy construction using crushed stone as backfill material. [Crushed stone can be used]
Easy installation, slip and give up.
A diverse lineup of methods to protect against animal damage from deer and wild boars. We also offer proposals for methods tailored to the specific challenges of each site.
Sheath pipe structure! The support is installed in a sheath pipe style within the steel pipe pile, which provides excellent workability.
Responding to a wide range of civil engineering works such as erosion control and suction prevention! Synthetic fiber geotextiles.
Environmentally friendly biodegradable dust and sand control agent!
Excellent workability and easy maintenance! An economical and versatile rockfall protection method that preserves the rich natural environment as it is.
It is widely adopted as a safety measure for roads and railways running through mountainous areas across the country!
Smooth entry is possible, improving work efficiency! It can be used for various applications.
Environmentally friendly biodegradable erosion control agent for greening construction!
When it comes to "jakago," it refers to the "cylindrical jakago" that has been used in river construction since ancient times.
Since there is no extensive excavation, the ground will not be damaged! Even at high slopes, construction can be easily carried out.
Greening slopes with native species! It is possible to produce products tailored to each region.
Adhesive bonding seeds, fertilizers, and soil improvement materials with water-soluble glue in a black polyethylene shading net bag.
Lightweight enough to be held with one hand (10kg/5m²), and no special vehicles or tools are needed! Just hammer in the dedicated nails! Anyone can do it.
Efficiently absorbs falling rock energy with flexible wire ropes and steel supports!
To maintain construction methods more safely, it is necessary to select according to site conditions and construction methods!
NETIS registration number: CB-150003-VE ■ This is a soil erosion prevention material.
Is straw actually amazing!? I'll reveal the secrets of straw that are useful for slope greening! [Free materials available]
■■ Equipped with jute net for scatter prevention ■■ Main constituent materials are biodegradable ■■
Composite waterproof geotextiles that are active in new reinforcement methods such as leak prevention measures and revetments.
Adapts to various environmental conditions! Maintains high reliability and excellent quality, enabling speedy construction.
Easy to handle in a tablet type, with excellent dispersibility! Dry type sprayable wood fiber.
Pressure plates for rock bolts (rebar insertion work) used for ground reinforcement. Due to the lattice structure, it has high water permeability and allows for full greening. Over 6,000 successful cases.
"Possible vegetation," "Can be hung and installed," "Integration is possible," "Assembly and construction are easy," large cylindrical basket (large daruma basket) method.
Contains no harmful substances such as heavy metals, and naturally returns to its original state after use! A dust suppressant that can be diluted and sprayed.
Conditions during heavy rain disasters at unit net construction sites.
Create a safe and comfortable living space in harmony with the natural environment! It is also suitable for disaster recovery that requires prompt response.
The deadline is approaching, and this is a case where an alternative method was adopted for the simple spray application frame construction!
Excellent erosion resistance! Made with environmentally friendly natural materials.
Lightweight and easy to install, a multipurpose civil engineering sheet that can be used all year round. Suitable for waterways, embankment frames, slope protection, and stone wall repairs.
Lightweight (approximately 9kg) and made of only two materials: sheet and ring anchor! A highly versatile civil engineering sheet that excels in workability and can be used for channel construction and drainage basins, hardening with water.
The low-growing centipede grass will eventually cover the weed barrier, helping to reduce maintenance for an extended period.
It is possible to construct without affecting the surrounding ground! A highly reliable anchor.
The beauty of nature, just as it is. Thinning and logging of mixed woods and plantations can be done with minimal impact.
Add energy absorption to conventional construction methods! The collision surface is reinforced to prevent rockfalls.
Steel retaining wall that can be easily inserted to raise the height of the waterway walls.
Achieving labor reduction and cost reduction! The "Fabreform method" involves pouring concrete into fabric molds. It also demonstrates its effectiveness in disaster recovery.
We propose a filling method using fabric-cast materials with special bags for the restoration of voids between revetment foundations!
Prevent soil erosion and seed loss due to rainfall! Suitable for the construction of embankment slopes!
It is possible to achieve close adhesion between the frame and the slope! It has sufficient strength and can also handle frost heave phenomena!
Easily attachable with a one-two touch! A slope management tool that stays in place and is easy to remove.
Prevent falls and drops! A powerful type of roll lip that can withstand harsh usage on inclined surfaces.
Forms a solid layer rich in strength and weather resistance. Prevents sand flying, dust generation, and erosion for a long time.
A high-quality frame that contributes to the site, taking into account the workability on steep slopes, mortar spraying loss, and the quality of the finish during spraying!
■ Lightweight and easy to install ■ High erosion prevention effect ■
We have a warehouse that can cut, package, and ship carpets and surface materials on the same day after receiving an order.
Effective use of dredged soil from shipping routes, berths, and dams! It is lightweight, making it easy to handle!
Protecting safety at night! Nighttime reflective paint that enhances driver visibility and improves driving safety.
Lightweight, rust-resistant, high-durability polyester net.
Ideal for deterioration countermeasures of concrete structures! Reinforcement corrosion suppression type impregnation-based surface protective material.
Made of semi-rigid material with excellent flexibility, allowing for construction tailored to the site!
Installed in contour lines to disperse runoff from rainfall and mitigate soil erosion! Introducing examples of vegetation mat installation.
In addition to seed hand-sowing materials, we also offer seed spraying materials and organic spraying materials!
We just need to lay down special wire mesh to deal with the wild boar digging!
Slope protection made easy for anyone! No special vehicles or tools required!
A diverse lineup of methods to protect railway tracks from deer and wild boars.
One of the concerns is that the management costs are high due to the necessity of annual mowing in large green areas. Significantly reduce maintenance costs while maintaining the lawn!
Market unit price of fully biodegradable vegetation sheets made from natural materials (jute) (environmental products)
Slope protection, greening, wildlife damage, vegetation mats, vegetation sheets, natural coexistence, rockfall measures, rockfall prevention, rivers, riverbanks, parks, green spaces, slope frames, inquiries about simple slope frames.
Slope protection, greening, wildlife damage, vegetation mats, vegetation sheets, nature coexistence, rockfall measures, rockfall prevention, rivers, riverbanks, parks, green spaces, slope frames, inquiries about simple slope frames.
Flowchart for selecting vegetation sheets, vegetation mats, vegetation substrate mats, for use within frames, and special soils (acidic, alkaline, soil improvement).
Free Service [Research, Analysis, Proposal] We visit the site in person and, taking into account various on-site conditions, provide the best proposals for solving issues and concerns.
List of design unit prices for vegetation sheets, vegetation mats, vegetation substrate mats, market unit prices, deer measures, erosion prevention, and secondary products of slope frames.
It's not just the slopes. Japanese vegetation can be found everywhere, from urban parks to mountain conservation projects!
A wide variety of filters are available, including collection filters, mesh filters, and insert-type filters!
Vegetation sheets create a suitable environment for plant growth, making them effective for environmental conservation!
Prevents landslides in unstable strata without damaging the natural landscape!
Cover a large area at once! A block mat that enables labor-saving construction and shortens the construction period.
The "Sorkomatt (Block Mat) Method for Reinforcing the Back Slope" can be effective as a hard countermeasure for strengthening river embankments, specifically as a method for reinforcing the back slope of river embankments.
Capable of accommodating changes in gradient! We propose the design and construction of retaining walls tailored to on-site needs.
Block mat for slope protection and erosion prevention that contributes to the protection of the roadside.
"Slope Protection" Available to protect slopes immediately after installation regardless of construction timing ! Possible to achieve greening with native plants while providing the protection !
"Slope Protection" Available to protect slopes immediately after installation regardless of construction timing ! Possible to achieve greening with native plants while providing the protection !
【Erosion Cotrol Mat with Hexagonal Wire Mesh】 "Erosion Prevention + Surface Reinforcement from the Moment of Construction" Stable protection is possible even in steep slopes and cold regions with the reinforcing effect of hexagonal wire mesh! Also effective against wildlife damage!
Adopted for the purpose of protecting granite soil slopes, which are easily erosed. A case of protecting the slopes around the sediment control dam.
Solving the two major challenges of slope protection methods: erosion prevention and weed control.
A simple spraying method framework that balances the creation of green slopes and disaster prevention! It has good workability and shortens the construction period compared to conventional spraying framework methods!
It is a wooden spacer that is easy to install and has water retention properties.
Modified asphalt-based high durability protective sheet ■NETIS registration number: KT-210041-A
A soil erosion control agent for slope greening that forms a vegetation base resistant to rainfall. It has good germination and growth properties.
A water-absorbing agent with excellent water absorption capacity and speed, and high gel strength. It can be used for a wide range of applications.
Moisture retention effect plus nutrient retention effect! Excellent uniform mixing properties and also prevents root rot!
It also suppresses soil erosion caused by rainfall! It penetrates and adheres to the soil, providing a nurturing effect.
High quality × low price × same-day delivery. Our in-house manufactured products can be shipped from our domestic warehouse on the same day.
This is a construction method that allows for the use of crushed stone as infill material by refining the mesh of basket products, thereby improving the rigidity of the main body.
Numerous achievements in solar power generation sites. Significant erosion prevention effect.
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.
■■Prevention of sediment inflow into rivers and other bodies of water■■■■Suppression of muddy water generation■■
"Eco-friendly pins" born from nature and returning to nature, made from plant-based materials. Perfect for sites that require grass cutting!
■■Reducing the burden of grass cutting■■ Growing grass to make maintenance easier■■
Introducing Rontai's NETIS registered products◎
■■Construction methods and construction sequence are provided■■