光海陸産業 List of Products and Services

"Charigre" is a rainwater drainage manhole cover that ensures driving safety in all directions by making the groove holes square. The surface of the cover is coated with powder paint made from saturated polyester resin, and inorganic coarse particles are adhered to the paint film and then cooled and solidified. The inorganic coarse particles that are firmly attached to the painted surface provide excellent anti-slip effects. [Examples of "Charigre" Adoption] We introduce examples of "Charigre" being used in the automobile lanes of Tokyo's roads. ★ For actual site photos, please refer to the PDF materials available in the "Catalog Download" below. [Features] ■ Prevents tires from getting stuck with a square grid design ■ Measures to prevent bouncing (special bolt fixation method) ■ Anti-slip resin processing (resin color options available) *For more details, please download the catalog or feel free to contact us.

• Gutters and U-shaped gutters

Ultra-thick film solvent-free ceramic epoxy resin coating "Brushable-S" is a heavy-duty anti-corrosion paint for local repairs of steel structures. 【Examples of "Brushable-S" Adoption】 We introduce a case of "Brushable-S" used for the repair of a pedestrian bridge in Chiba Prefecture. ★For actual site photos, please refer to the PDF materials available under "Catalog Download" below. 【Points for Choosing "Brushable-S"】 It allows for thick film coating of over 1,000μm on vertical surfaces in a single process (at room temperature). It demonstrates excellent anti-corrosion effects and durability with a three-grade surface preparation, ensuring reliable quality. It enables total cost reduction compared to conventional methods, achieving process simplification and labor savings. Compared to solvent-based paints, it significantly increases the amount handled. It greatly reduces fire risk and boasts high safety by not containing organic heavy metals such as lead and chromium. *Registered product in the new technology information provision system operated by the Ministry of Land, Infrastructure, Transport and Tourism! Registration number: QS-200011-A

• Bridge Materials

Ultra-thick film solvent-free ceramic epoxy resin paint "Brushable-S" is a heavy-duty anti-corrosion paint for local repairs of steel structures. 【Case Study of "Brushable-S" Adoption】 We introduce a case study of the adoption of "Brushable-S" in the repair of a pedestrian bridge in Kanagawa Prefecture. ★For actual site photos, please refer to the PDF materials available in the "Catalog Download" below. 【Reasons for Choosing "Brushable-S"】 It allows for thick film painting of over 1,000μm on vertical surfaces in a single process (at room temperature). It demonstrates excellent anti-corrosion effects and durability with a three-grade surface preparation, ensuring reliable quality. It enables a reduction in total costs compared to conventional methods, achieving process and labor savings. Compared to solvent-based paints, it significantly increases the amount handled. It greatly reduces fire risk and boasts high safety by not containing organic heavy metals such as lead and chromium. *Registered product in the new technology information provision system operated by the Ministry of Land, Infrastructure, Transport and Tourism! Registration number: QS-200011-A

• Bridge Materials

"Brushable-S" is a heavy-duty anti-corrosion paint for local repairs of steel structures that reduces processes. It allows for thick coating of over 1,000μm on vertical surfaces in a single application (at room temperature). It demonstrates excellent corrosion resistance and durability with a three-grade surface preparation, ensuring reliable quality. Compared to conventional methods, it enables total cost reduction and achieves process and labor savings. The handling volume can be significantly increased compared to solvent-based paints, greatly reducing fire risk and boasting high safety by not containing organic heavy metals such as lead and chromium. *Registered product in the new technology information provision system operated by the Ministry of Land, Infrastructure, Transport and Tourism! Registration number: QS-200011-A 【Features】 ■ Low viscosity allows for brush application and thick coating in a single process ■ Equivalent or superior corrosion resistance compared to conventional paint systems ■ Strong adhesion and excellent mechanical properties with three-grade surface preparation ■ Forms a robust coating that prevents external damage (scratch-resistant) ■ Solvent-free with a high flash point, ensuring high safety *For more details, please download the catalog or feel free to contact us.

• Bridge Materials

"G-MAX" is a new anti-slip coating material that specializes in reducing total costs compared to conventional methods and focuses on streamlining processes. Based on a two-component, room-temperature curing epoxy resin, it uniformly incorporates aggregates with excellent wear resistance. It employs technology proven in the United States to enhance safety during road use. *Registered product in the New Technology Information Provision System operated by the Ministry of Land, Infrastructure, Transport and Tourism! Registration number: QS-210003-A 【Features】 ■ Cures quickly in 3 hours at 25°C ■ No special equipment required; easy to mix and apply ■ Completion of application in one coat, no need for re-coating ■ Uniformly incorporates aggregates with excellent wear resistance ■ Utilizes technology proven in the United States *For more details, please download the catalog or feel free to contact us.

• Reinforcement and repair materials
• Bridge Materials
• Bridge Construction

"The bonded FRP manhole" is a new fusion solution that boasts excellent corrosion resistance, utilizing lightweight FRP material and the outstanding fatigue resistance of the structural adhesive PLEXUS. It completely shuts out water leakage from manholes! *Registered product in the new technology information provision system operated by the Ministry of Land, Infrastructure, Transport and Tourism! Registration number: KT-200143-A 【Features】 ■ Uses corrosion-resistant FRP (fiber-reinforced plastic) material ■ Improved durability due to corrosion resistance, weight reduction (steel) 25 kg ⇒ (FRP) 4 kg ■ High manufacturing flexibility through hand lay-up molding ■ Adoption of FRP grating allows for a wide range of sizes ■ Cost reduction through shortened construction periods, enabling simultaneous work at multiple locations *For more details, please download the catalog or feel free to contact us.

• Bridge Materials

The "CFRP Plate Bonding Method" is a groundbreaking technique aimed at restoring the compressive strength of steel girder ends and stiffeners/web materials that have suffered cross-sectional loss due to corrosion damage. CFRP plates, pre-manufactured in a factory, are bonded to the corroded areas using the structural adhesive PLEXUS (MMA (methyl methacrylate) resin). 【Features】 ■ Significant reduction in construction time ■ Cost savings ■ Applicable to narrow corrosion damage areas as large tools are not required ■ Primarily manual labor without the need for special techniques ■ No need for bolt fastening or drilling holes on-site due to bonding with the structural adhesive PLEXUS ■ Prevents loss caused by drilling bolt holes in steel members *For more details, please feel free to contact us.

• Renovation and repair methods

The "stainless steel inner lid for joint utility ducts" is a product that features a dual lid system, with a cast iron cover on the surface and a stainless steel inner lid equipped with a cylinder lock inside the utility duct. Compared to the replacement of conventional cast iron covers, this product reduces the number of work processes, leading to a shorter construction time and lower installation costs. *Registered product in the new technology information provision system operated by the Ministry of Land, Infrastructure, Transport and Tourism! Registration number: QS-160001-A 【Features】 ■ Made entirely of stainless steel, it is resistant to rust, and the dimensional accuracy of the product is good due to press processing. ■ The main body and the cylinder lock are not exposed to the surface, enhancing security. Additionally, the risk of damage is reduced, making it maintenance-free for a long period. ■ It has a forgetting-to-tighten prevention feature, ensuring peace of mind in construction management. *For more details, please feel free to contact us.

• Road signs and road accessories

"Gabu-nomi" is a manhole cover designed to prevent flooding on roads and other areas. It employs an economical one-touch lock pin system that allows for easy replacement of the cover and the rim. Additionally, it features anti-slip measures to prevent tires from getting stuck or slipping, ensuring safety for bicycles on roadways. There are both open and closed types available, allowing you to choose based on the landscape and rainfall of the installation location. 【Features】 ■ Anti-slip function ■ One-touch lock pin system ■ Available in two types *For more details, please download the catalog or feel free to contact us.

• Gutters and U-shaped gutters

"Charigure" is a rainwater drainage manhole cover that ensures driving safety in all directions by making the grooves square. The surface of the cover is coated with powder paint made of saturated polyester resin, and inorganic coarse particles are adhered to the paint film and then cooled and solidified. The inorganic coarse particles that are firmly attached to the painted surface exhibit excellent anti-slip effects. [Features] ■ Prevents tire slippage with a square grid design ■ Measures to prevent bouncing (special bolt fixation method) ■ Anti-slip resin processing (resin color can be selected) *For more details, please download the catalog or feel free to contact us.

• Gutters and U-shaped gutters

The "bridge drainage cover" prevents bouncing with a locking pin mechanism. The problem is solved by replacing the cover while keeping the existing drainage box made of insufficiently strong cast iron. A locking pin is installed to prevent the cover from coming off or bouncing, and the structure maintains a strength of T-25 in accordance with the revised road bridge guidelines. Furthermore, this locking pin mechanism can reduce the time required for opening and closing the cover. 【Features】 ■ Equipped with a locking pin to prevent the cover from coming off or bouncing ■ Structure maintains a strength of T-25 in accordance with the revised road bridge guidelines ■ This locking pin mechanism can shorten the time required for opening and closing the cover *For more details, please download the catalog or feel free to contact us.

• Gutters and U-shaped gutters

Ultra-thick film solvent-free ceramic epoxy resin coating 'Brushable-S' is a heavy-duty anti-corrosion coating for local repairs of steel structures. [Case Study of 'Brushable-S' Adoption] Here we introduce a case study of 'Brushable-S' used in the repair of a pedestrian bridge in Fukuoka Prefecture. ★For actual site photos, please refer to the PDF materials available in the "Catalog Download" below. [Points for Choosing 'Brushable-S'] It allows for thick film coating of over 1,000μm on vertical surfaces in a single process (at room temperature). Demonstrates excellent anti-corrosion effects and durability with a three-grade surface preparation, ensuring reliable quality. It enables a reduction in total costs compared to conventional methods, achieving process simplification and labor savings. Compared to solvent-based coatings, it significantly increases the amount handled. It greatly reduces fire risks and boasts high safety by not containing organic heavy metals such as lead and chromium. *Registered product in the new technology information provision system operated by the Ministry of Land, Infrastructure, Transport and Tourism! Registration number: QS-200011-A

• Bridge Materials

Ultra-thick film solvent-free ceramic epoxy resin coating 'Brushable-S' is a heavy-duty anti-corrosion coating for local repairs of steel structures. 【Examples of 'Brushable-S' Adoption】 We introduce a case of 'Brushable-S' used for steel bridge repairs in Saga Prefecture. ★For actual site photos, please refer to the PDF materials available in the "Catalog Download" below. 【Reasons to Choose 'Brushable-S'】 It allows for thick film coating of over 1,000μm on vertical surfaces in a single process (at room temperature). It exhibits excellent anti-corrosion effects and durability with a three-grade surface preparation, ensuring reliable quality. It enables total cost reduction compared to conventional methods, achieving process simplification and labor savings. Compared to solvent-based coatings, it significantly increases the amount handled. It greatly reduces fire risk and boasts high safety by being free of organic heavy metals such as lead and chromium. *Registered product in the new technology information provision system operated by the Ministry of Land, Infrastructure, Transport and Tourism! Registration number: QS-200011-A

• Bridge Materials

Ultra-thick film solvent-free ceramic epoxy resin paint "Brushable-S" is a heavy-duty anti-corrosion paint for local repairs of steel structures. 【Examples of "Brushable-S" Adoption】 We introduce a case of "Brushable-S" used in the coating inspection and repair of a steel bridge in Tokyo. ★For actual site photos, please refer to the PDF materials available in the "Catalog Download" below. 【Reasons for Choosing "Brushable-S"】 It allows for thick film painting of over 1,000μm on vertical surfaces in a single process (at room temperature). It demonstrates excellent anti-corrosion effects and durability with a three-grade surface preparation, ensuring reliable quality. It enables total cost reduction compared to conventional methods, achieving process and labor savings. Compared to solvent-based paints, it significantly increases the amount handled. It greatly reduces fire risks and boasts high safety by not containing organic heavy metals such as lead and chromium. *Registered product in the new technology information provision system operated by the Ministry of Land, Infrastructure, Transport and Tourism! Registration number: QS-200011-A

• Bridge Materials

Ultra-thick film solvent-free ceramic epoxy resin coating "Brushable-S" is a heavy-duty anti-corrosion paint for local repairs of steel structures. 【Examples of "Brushable-S" Adoption】 We introduce a case of "Brushable-S" used in the coating film inspection and repair of a steel bridge in Tokyo. ★For actual site photos, please refer to the PDF materials available in the "Catalog Download" below. 【Reasons to Choose "Brushable-S"】 It allows for thick film painting of over 1,000μm on vertical surfaces in a single process (at room temperature). It demonstrates excellent anti-corrosion effects and durability with a three-grade surface preparation, ensuring reliable quality. It enables total cost reduction compared to conventional methods, achieving process and labor savings. Compared to solvent-based paints, it significantly increases the amount handled. It greatly reduces fire risk and boasts high safety by not containing organic heavy metals such as lead and chromium. *Registered product in the new technology information provision system operated by the Ministry of Land, Infrastructure, Transport and Tourism! Registration number: QS-200011-A

• Bridge Materials

Ultra-thick film solvent-free ceramic epoxy resin coating 'Brushable-S' is a heavy-duty anti-corrosion paint for local repairs of steel structures. [Examples of 'Brushable-S' Adoption] We introduce a case of 'Brushable-S' used in the coating film inspection and repair of a steel bridge in Tokyo. ★For actual site photos, please refer to the PDF materials available in the "Catalog Download" below. [Reasons to Choose 'Brushable-S'] It allows for thick film painting of over 1,000μm on vertical surfaces in a single process (at room temperature). It demonstrates excellent anti-corrosion effects and durability with grade 3 surface preparation, ensuring reliable quality. It enables a reduction in total costs compared to conventional methods, achieving process and labor savings. Compared to solvent-based paints, it significantly increases the amount handled. It greatly reduces fire risk and boasts high safety by not containing organic heavy metals such as lead and chromium. *Registered product in the new technology information provision system operated by the Ministry of Land, Infrastructure, Transport and Tourism! Registration number: QS-200011-A

• Bridge Materials

Ultra-thick film solvent-free ceramic epoxy resin paint "Brushable-S" is a heavy-duty anti-corrosion paint for local repairs of steel structures. 【Case Study of "Brushable-S" Adoption】 We introduce a case study of the adoption of "Brushable-S" in the coating inspection and repair of a steel bridge in Tokyo. ★For actual site photos, please refer to the PDF materials available in the "Catalog Download" below. 【Reasons to Choose "Brushable-S"】 It allows for thick film painting of over 1,000μm on vertical surfaces in a single process (at room temperature). It demonstrates excellent anti-corrosion effects and durability with a three-grade surface preparation, ensuring reliable quality. It enables total cost reduction compared to conventional methods, achieving process and labor savings. Compared to solvent-based paints, it allows for a significant increase in handling volume. It greatly reduces fire risk and boasts high safety by not containing organic heavy metals such as lead and chromium. *Registered product in the new technology information provision system operated by the Ministry of Land, Infrastructure, Transport and Tourism, NETIS! Registration number: QS-200011-A

• Bridge Materials

The road flood prevention iron cover "Gabunomi" is an iron cover designed to prevent flooding on roads and similar areas. 【Examples of "Gabunomi" Installation Status】 We would like to introduce the installation status of "Gabunomi." ★For actual site photos, please refer to the PDF materials available for download below. 【Reasons to Choose "Gabunomi"] It adopts an economical one-touch lock pin system that only requires the replacement of the cover and the edge block. Additionally, it is designed to prevent slipping, ensuring that tires do not get stuck or slip, thus addressing safety measures for bicycles on roadways. We offer both open and closed types in our lineup. You can choose based on the landscape of the installation location and the amount of rainfall. *For more details, please download the catalog or feel free to contact us.

• Gutters and U-shaped gutters

The "Gabunomi" road flood prevention iron cover is designed to prevent flooding on roads and similar areas. 【Examples of "Gabunomi" Adoption】 Here, we introduce examples of "Gabunomi" being used on national roads in Tokyo. ★For actual site photos, please refer to the PDF materials available for download below. 【Reasons to Choose "Gabunomi"】 It adopts an economical one-touch lock pin system that only requires replacing the cover and the edge block. Additionally, it features anti-slip measures, preventing tires from getting stuck or slipping, thus ensuring safety for bicycles on roadways. We offer both open and closed types in our lineup. You can choose based on the landscape of the installation site and the amount of rainfall. *For more details, please download the catalog or feel free to contact us.

• Gutters and U-shaped gutters

The "Gabunomi" road flood prevention iron cover is designed to prevent flooding on roads and similar areas. 【Examples of "Gabunomi" Adoption】 We introduce an example of "Gabunomi" used in a location with many fallen leaves on a national road in Tokyo. ★For actual site photos, please refer to the PDF materials available for download below. 【Points for Choosing "Gabunomi"] It adopts an economical one-touch lock pin system that only requires replacing the cover and the edge block. Additionally, it is designed to prevent slipping, ensuring that tires do not get stuck or slide, thus addressing safety measures for bicycles on roadways. We offer both open and closed types in our lineup. You can choose based on the landscape and rainfall of the installation location. *For more details, please download the catalog or feel free to contact us.

• Gutters and U-shaped gutters

The "Gabunomi" road flood prevention iron cover is designed to prevent flooding on roads and similar areas. 【Examples of "Gabunomi" Adoption】 Here we introduce examples of "Gabunomi" being used on national roads in Chiba Prefecture. ★For actual site photos, please refer to the PDF materials available for download below. 【Reasons to Choose "Gabunomi"】 It adopts an economical one-touch lock pin system that only requires replacing the cover and the edge block. Additionally, it is designed to prevent slipping, ensuring that tires do not get stuck or slide, thereby enhancing safety for bicycles on the roadway. We offer both open and closed types in our lineup. You can choose based on the landscape of the installation site and the amount of rainfall. *For more details, please download the catalog or feel free to contact us.

• Gutters and U-shaped gutters

The "Gabunomi" road flood prevention iron cover is an iron cover designed to prevent flooding on roads and similar areas. 【Examples of "Gabunomi" Adoption】 Here we introduce examples of "Gabunomi" being used on city roads in Chiba Prefecture. ★For actual site photos, please refer to the PDF materials available for download below. 【Reasons to Choose "Gabunomi"] It adopts an economical one-touch lock pin system that only requires exchanging the cover and the frame. Additionally, it features anti-slip measures to prevent tires from getting stuck or slipping, ensuring safety for bicycles on roadways. We offer both open and closed types in our lineup. You can choose based on the landscape of the installation site and the amount of rainfall. *For more details, please download the catalog or feel free to contact us.

• Gutters and U-shaped gutters

The "Gabunomi" road flood prevention iron cover is designed to prevent flooding on roads and similar areas. 【Examples of "Gabunomi" Adoption】 We introduce a case of "Gabunomi" installation on a national highway in Kanagawa Prefecture. ★For actual site photos, please refer to the PDF materials available for download below. 【Reasons to Choose "Gabunomi"】 It adopts an economical one-touch lock pin system that only requires the replacement of the cover and the edge block. Additionally, it features anti-slip measures, preventing tires from getting stuck or slipping, thus ensuring safety for bicycles on the roadway. We offer both open and closed types in our lineup. You can choose according to the landscape and rainfall conditions of the installation site. *For more details, please download the catalog or feel free to contact us.

• Gutters and U-shaped gutters

The "Gabunomi" road flood prevention iron cover is an iron cover designed to prevent flooding on roads and similar areas. 【Examples of "Gabunomi" Adoption】 We present a case study of the trial installation of "Gabunomi" on a national road in Kanagawa Prefecture. ★For actual site photos, please refer to the PDF materials available in the "Catalog Download" section below. 【Reasons to Choose "Gabunomi"】 It adopts an economical one-touch lock pin system that only requires the replacement of the cover and the edge block. Additionally, it is equipped with anti-slip features, preventing tires from getting stuck or slipping, thereby ensuring safety for bicycles on the roadway. We offer both open and closed types in our lineup. You can choose based on the landscape of the installation site and the amount of rainfall. *For more details, please download the catalog or feel free to contact us.

• Gutters and U-shaped gutters

The "Gabunomi" road flood prevention iron cover is designed to prevent flooding on roads and similar areas. 【Examples of "Gabunomi" Adoption】 We introduce a case of trial installation of "Gabunomi" on a national highway in Kanagawa Prefecture. ★For actual site photos, please refer to the PDF materials available in the "Catalog Download" section below. 【Points for Choosing "Gabunomi"] It adopts an economical one-touch lock pin system that only requires the replacement of the cover and the edge block. Additionally, it features anti-slip measures to prevent tires from getting stuck or slipping, ensuring safety for bicycles on the roadway. We offer both open and closed types in our lineup. You can choose according to the landscape of the installation site and the amount of rainfall. *For more details, please download the catalog or feel free to contact us.

• Gutters and U-shaped gutters

The road flood prevention iron cover "Gabunomi" is an iron cover designed to prevent flooding on roads and similar areas. 【Examples of Adoption of This Product】 The "Gabunomi" has been adopted on national roads in Tochigi Prefecture. ★For actual site photos, please refer to the PDF materials available in the "Catalog Download" below. 【Points for Choosing This Product】 It adopts an economical one-touch lock pin system that only requires the replacement of the cover and the edge block. Additionally, it is equipped with anti-slip features, preventing tires from getting stuck or slipping, ensuring safety for bicycles on roadways. We offer both open and closed types in our lineup. You can choose based on the landscape of the installation location and the amount of rainfall. *For more details, please download the catalog or feel free to contact us.

• Gutters and U-shaped gutters

The "Gabunomi" road flood prevention iron cover is designed to prevent flooding on roads and similar areas. 【Examples of Adoption of This Product】 In Tochigi Prefecture-2, the "Gabunomi" has been adopted on national roads. ★For actual site photos, please refer to the PDF materials available in the "Catalog Download" below. 【Reasons for Choosing This Product】 It employs an economical one-touch lock pin system that only requires replacing the cover and the edge block. Additionally, it features anti-slip measures to prevent tires from getting stuck or slipping, ensuring safety for bicycles on roadways. We offer both open and closed types in our lineup. You can choose based on the landscape of the installation location and the amount of rainfall. *For more details, please download the catalog or feel free to contact us.

• Gutters and U-shaped gutters

"Charigre" is a rainwater drainage manhole cover that ensures driving safety in all directions by making the grooves square. The surface of the cover is coated with a powder paint made of saturated polyester resin, and inorganic coarse particles are adhered to the coating and then cooled and solidified. The inorganic coarse particles that are firmly attached to the painted surface exhibit excellent anti-slip effects. [Examples of "Charigre" Adoption] We introduce an example of "Charigre" being used in the vehicle lanes of a national highway in Fukuoka Prefecture. ★ For actual site photos, please refer to the PDF materials available in the "Catalog Download" section below. [Features] ■ Prevents tire slippage with a square grid ■ Measures to prevent bouncing (special bolt fixation method) ■ Anti-slip resin processing (resin color options available) *For more details, please download the catalog or feel free to contact us.

• Gutters and U-shaped gutters