List of Renovation and repair methods products
- classification：Renovation and repair methods
181～225 item / All 2146 items
![[Disaster Measures] A must-see for ...](https://image.www.ipros.com/public/product/image/595/2000904728/IPROS15684834320275806124.JPG?w=280&h=280){kind=small}
Since the construction-generated soil will be recycled on-site, the disposal costs for leftover soil and the costs for new purchases will be significantly reduced. 【Disaster Prevention】
- Special Construction Method
The Noto Reconstruction Office of the Ministry of Land, Infrastructure, Transport and Tourism has featured our 3D printer in the Nikkei newspaper.
The official X account of the Noto Reconstruction Office of the Ministry of Land, Infrastructure, Transport and Tourism and the Nihon Keizai Shimbun have published that our 3D printer has been adopted for the reconstruction of Noto. The official X account of the Noto Reconstruction Office introduces the use of our products in the restoration work of the Noto Expressway. Additionally, the Nihon Keizai Shimbun mentions that structures made with our products are being used for the restoration of roads damaged by the Noto Peninsula earthquake, and that the construction period can be shortened by about two weeks, so please take a look.
Contributing to the second stage of public infrastructure! Bringing public infrastructure development to the ground. A robust outdoor storage tank for hazardous materials capable of responding to the ...
- Water Treatment
A communication paper connecting our customers and our company! It includes information on the differences between underfloor ventilation and dehumidification.
- Renovation and repair methods
Case studies of pipeline and waterway maintenance management
- Renovation and repair methods
Construction is only possible at the launch shaft.
- Renovation and repair methods
Repair within the track closure interval.
- Renovation and repair methods
Immediate emergency measures after the investigation.
- Renovation and repair methods
Repair of the buried section that construction vehicles cannot approach within 300 meters.
- Renovation and repair methods
No special large machinery is required; construction can be done in a small space.
- Renovation and repair methods
Repair of internal pressure pipes
- Renovation and repair methods
Repairing the hidden pipe with different diameters on the left and right as it is.
- Renovation and repair methods
Repair of damaged railway drainage facilities (buried drains, buried pipes, buried gutters)
- Renovation and repair methods
Repair of buried pipes with a diameter of 800 mm or more and bridge repairs.
- Renovation and repair methods
Repairs can be made if the construction vehicle can approach within 300 meters.
- Renovation and repair methods
Grandpa Fubi teaches the Fubi course: I will explain Fubi maintenance and management in an easy-to-understand manner.
- Renovation and repair methods
![[Business Description] Shatterproof...](https://image.www.ipros.com/public/product/image/409/2001516860/IPROS2345580366185808884.png?w=280&h=280){kind=small}
Delivering more benefits to everyone through repair work using rope access!
- Special Construction Method
- Renovation and repair methods
Active in various repair works! Rope access that can be done cheaply, safely, and flexibly.
- Special Construction Method
- Renovation and repair methods
Reducing the burden on customers! The technology of rope access construction supports safety, security, and reliable quality.
- Special Construction Method
- Renovation and repair methods
- Waterproofing work
The advantages of no costs or effort for setting up and dismantling scaffolding! Active in various repair works.
- Special Construction Method
- Renovation and repair methods
Rope access, which is inexpensive, safe, and flexible, will take on the future renovation work.
- Special Construction Method
- Renovation and repair methods
Cost-effective rope access methods! Supporting safety, security, and reliable quality.
- Special Construction Method
- Renovation and repair methods
- Plastering and painting work
Combination of rope access and overseas heavy machinery scaffolding! Safety measures implemented by everyone.
- Special Construction Method
- Renovation and repair methods
- Tile work
Introducing our services such as confined space work, tile construction, and caulking work!
- Special Construction Method
- Renovation and repair methods
The cost-effective rope access technology supports "peace of mind," "safety," and reliable "quality"!
- Special Construction Method
- Renovation and repair methods
We support various continuous fiber sheet reinforcement methods and protect asset value with reliable technology, primarily in the Kanto region.
- Renovation and repair methods
Introduction of a case where a transparent type of Arch Drain was used to implement extensive leakage measures in the tunnel of National Route 33!
- Renovation and repair methods
2025 Good Design Award" winner! Mitsuba Drain has also been selected as "My Chosen Item.
The announcement of the 2025 Good Design Award (organized by the Japan Design Promotion Association) was made on October 15, 2025. This time, Nihon Doren Co., Ltd. received two Good Design Awards. Additionally, the focused drainage pipe "Mitsuba Doren" was selected for the special selection "My Chosen Item" by the Good Design Award judging committee. It has been highly evaluated as an excellent design that merges traditional wisdom with modern technology.
![[Example of Surface Water Works] Sa...](https://image.www.ipros.com/public/product/image/25c/2001516382/IPROS12023327771857166432.jpg?w=280&h=280){kind=small}
Introducing a case where the installation of gutters in areas without leaks was minimized, while clarifying the drainage route and achieving effective water diversion measures!
- Renovation and repair methods
2025 Good Design Award" winner! Mitsuba Drain has also been selected as "My Chosen Item.
The announcement of the 2025 Good Design Award (organized by the Japan Design Promotion Association) was made on October 15, 2025. This time, Nihon Doren Co., Ltd. received two Good Design Awards. Additionally, the focused drainage pipe "Mitsuba Doren" was selected for the special selection "My Chosen Item" by the Good Design Award judging committee. It has been highly evaluated as an excellent design that merges traditional wisdom with modern technology.
Introduction of a case where the leakage of flow ends was resolved, preventing road surface freezing and leading to improved safety!
- Renovation and repair methods
2025 Good Design Award" winner! Mitsuba Drain has also been selected as "My Chosen Item.
The announcement of the 2025 Good Design Award (organized by the Japan Design Promotion Association) was made on October 15, 2025. This time, Nihon Doren Co., Ltd. received two Good Design Awards. Additionally, the focused drainage pipe "Mitsuba Doren" was selected for the special selection "My Chosen Item" by the Good Design Award judging committee. It has been highly evaluated as an excellent design that merges traditional wisdom with modern technology.
Introduction of a case where arch roofing was installed at the water leakage area on the wall after the removal of the corroded existing SI board!
- Renovation and repair methods
2025 Good Design Award" winner! Mitsuba Drain has also been selected as "My Chosen Item.
The announcement of the 2025 Good Design Award (organized by the Japan Design Promotion Association) was made on October 15, 2025. This time, Nihon Doren Co., Ltd. received two Good Design Awards. Additionally, the focused drainage pipe "Mitsuba Doren" was selected for the special selection "My Chosen Item" by the Good Design Award judging committee. It has been highly evaluated as an excellent design that merges traditional wisdom with modern technology.
![[Example of Water Conduction Work] ...](https://image.www.ipros.com/public/product/image/7ca/2001516371/IPROS10038216101695337285.png?w=280&h=280){kind=small}
Introduction of a case where the installation of shield drains prevented water leakage and eliminated dripping water on passing vehicles and pedestrians!
- Renovation and repair methods
2025 Good Design Award" winner! Mitsuba Drain has also been selected as "My Chosen Item.
The announcement of the 2025 Good Design Award (organized by the Japan Design Promotion Association) was made on October 15, 2025. This time, Nihon Doren Co., Ltd. received two Good Design Awards. Additionally, the focused drainage pipe "Mitsuba Doren" was selected for the special selection "My Chosen Item" by the Good Design Award judging committee. It has been highly evaluated as an excellent design that merges traditional wisdom with modern technology.
![[Example of Water Conduction Work] ...](https://image.www.ipros.com/public/product/image/5b1/2001516357/IPROS11155140481822290728.png?w=280&h=280){kind=small}
We will introduce a case where a seal drain was installed to cover the water leakage next to the steel plate, and the construction was carried out to direct the water to the shoulder.
- Renovation and repair methods
2025 Good Design Award" winner! Mitsuba Drain has also been selected as "My Chosen Item.
The announcement of the 2025 Good Design Award (organized by the Japan Design Promotion Association) was made on October 15, 2025. This time, Nihon Doren Co., Ltd. received two Good Design Awards. Additionally, the focused drainage pipe "Mitsuba Doren" was selected for the special selection "My Chosen Item" by the Good Design Award judging committee. It has been highly evaluated as an excellent design that merges traditional wisdom with modern technology.
Here is an example of installing 17 side drain SDS with a length of 500mm, connected in an arch shape along the wall surface of a step.
- Renovation and repair methods
2025 Good Design Award" winner! Mitsuba Drain has also been selected as "My Chosen Item.
The announcement of the 2025 Good Design Award (organized by the Japan Design Promotion Association) was made on October 15, 2025. This time, Nihon Doren Co., Ltd. received two Good Design Awards. Additionally, the focused drainage pipe "Mitsuba Doren" was selected for the special selection "My Chosen Item" by the Good Design Award judging committee. It has been highly evaluated as an excellent design that merges traditional wisdom with modern technology.
![[Example of Water Conduction Work] ...](https://image.www.ipros.com/public/product/image/e67/2001516343/IPROS10017084950220463131.png?w=280&h=280){kind=small}
We will introduce a case where construction was carried out to replace the embedded gutter with Arch Drain Cold-Resistant Transparent (AD030 Cold-Resistant Transparent)!
- Renovation and repair methods
2025 Good Design Award" winner! Mitsuba Drain has also been selected as "My Chosen Item.
The announcement of the 2025 Good Design Award (organized by the Japan Design Promotion Association) was made on October 15, 2025. This time, Nihon Doren Co., Ltd. received two Good Design Awards. Additionally, the focused drainage pipe "Mitsuba Doren" was selected for the special selection "My Chosen Item" by the Good Design Award judging committee. It has been highly evaluated as an excellent design that merges traditional wisdom with modern technology.
![[Example of Water Conduction Works]...](https://image.www.ipros.com/public/product/image/5b1/2001516335/IPROS6948805967820668055.png?w=280&h=280){kind=small}
Introducing a case where an arch drain AD026 for cold resistance was installed at a tunnel leakage site!
- Renovation and repair methods
2025 Good Design Award" winner! Mitsuba Drain has also been selected as "My Chosen Item.
The announcement of the 2025 Good Design Award (organized by the Japan Design Promotion Association) was made on October 15, 2025. This time, Nihon Doren Co., Ltd. received two Good Design Awards. Additionally, the focused drainage pipe "Mitsuba Doren" was selected for the special selection "My Chosen Item" by the Good Design Award judging committee. It has been highly evaluated as an excellent design that merges traditional wisdom with modern technology.
New environmentally friendly type! Keeps buildings vibrant for a long time without the use of specific chemical substances.
- Renovation and repair methods
- Coating film waterproofing material/permeable waterproofing material
- Coating film waterproofing material/permeable waterproofing material
Repairing cracks without generating dust or noise through low-pressure injection of epoxy resin. It is also possible to suppress the corrosion of rebar inside the structure.
- Renovation and repair methods
For various applications such as balconies, rooftop waterproofing, pools, and bathrooms! Soft FRP waterproofing method.
- Renovation and repair methods
- Waterproofing work
- Civil Engineering Method
Box culvert tunnel horizontal joint peeling prevention measures
- Renovation and repair methods
From complete exterior construction to spot repairs - flexible solutions to resolve your concerns!
- Renovation and repair methods
All materials are recyclable! A groundbreaking protective fence that is environmentally friendly and resistant to falling rocks and avalanches.
- Renovation and repair methods
Prevention of rockfall jumping and tunneling! A high-performance rockfall and avalanche protection fence with a simple structure.
- Renovation and repair methods
Utilizing existing rockfall protection fences! Achieving both short construction periods and low costs without the need for special equipment. Proven results in railways and other applications.
- Renovation and repair methods
The rockfall countermeasure method "Stronger Method" will be featured in the April issue of "Construction Management Technology"!
We are pleased to announce that our company’s independently developed rockfall mitigation method, "Stronger Method," will be featured in the April issue of "Construction Management Technology." The "Stronger Method" allows for reinforcement and heightening of existing rockfall protection fences without the need for processing or dismantling them. No special equipment or skills are required, and it can be completed in just a few days. This method enhances rockfall capture performance while achieving "short construction periods and low costs." For more details, please check the "Related Links" in the middle of the page.
Utilize existing rockfall protection fences as they are! We will introduce various construction examples with accompanying photos.
- Renovation and repair methods
For the future of the environment! Providing environmentally friendly products while harmonizing with the natural environment.
- Renovation and repair methods