List of Tunnel construction products
- classification:Tunnel construction
1~45 item / All 402 items
Cutting the deteriorated sections of the circular waterway with a specialized low-noise cutter and installing a dedicated cover!
- Tunnel construction
- Gutters and U-shaped gutters
- Reinforced concrete construction
Currently needed indoor small drone.
- Basement unit/disaster prevention shelter
- Sewerage facilities
- Tunnel construction
A single-pipe barricade with a large, easy-to-read sign (chevron) has arrived!
- Road construction
- Paving of sidewalks, roads, parking lots and stadiums
- Tunnel construction
We will build a safe and secure lifeline.
- Tunnel construction
Cost reduction with 40 times high foaming polyurethane! Improved workability with compact injection equipment!
- Bridge Construction
- Renovation and repair methods
- Tunnel construction
Features: Rated capacity of 7.2V and 6500mAh, cigarette size, easy to carry, very popular. Please feel free to consult us about capacity, operating voltage, and other applications!
- Tunnel construction

Case Renewal! 2.4GHz Band High-Definition Video and Audio Stereo Uncompressed Wireless Device
【Specifications】 Model: GTV-T1/R1-B ● This is a renewed case for the GTV-T1/R1 model, compatible with both vertical and horizontal placement. ● The electrical performance is the same as that of the GTV-T1/R1. (Successor to the GTV-T1/R1) ● It is lighter, weighing approximately 230g, with dimensions of 80W × 116D × 41H mm. ● Dust resistance has been enhanced! ● "Technical conformity" certification obtained.
Laser processing and hot-dip galvanizing finish for striped steel plates! For tunnel inspection road installation work, please let us know your requests for "products like this."
- Tunnel construction

We have renewed our homepage. A variety of the latest grating products are now featured. (Okagrate Co., Ltd.)
We have renewed our homepage. A variety of the latest grating products are now featured. - The award-winning new form of grating, "Safety Walker" - High-strength OG Super High Ten Grating made of stainless steel with a new manufacturing method, "Fine Grate" - Easy-to-fix grating and striped steel plate cover for U-shaped gutters, "OG Lock Series" - Barrier-free grating, "Neo Slit" - Pursuing slip resistance, safety, and design, "Premium Expand" - Wooden grating made from recycled thinning wood, "Eco Wood Grating" - Environmentally friendly grating using recycled plastic chips, "Eco Pla Grating" And many more are featured.
Laser processing and hot-dip galvanizing finish of striped steel plates! For tunnel inspection road installation work, please let us know your requests for "products like this."
- Tunnel construction
This is a collection that combines simple color tones with delicate and random stripes.
- Tunnel construction
Bluetooth (beacon) and IoT sensors connected wirelessly via a 920MHz band wireless network gateway.
- Entrance and exit control system
- Tunnel construction
- Measurement and analysis equipment leasing and rental
If you have had the experience of being unable to grind with commercially available grinding cups, please give this a try!!
- Plastering and painting work
- Bridge Construction
- Tunnel construction
[Design Patent Registration] Improved storage with a slide handle, multifunctional U-shaped arm with built-in magnets, perfect for outdoor activities like camping and BBQ! Battery level indicator.
- Tunnel construction
- Floodlight
- Temporary Construction

Certified as useful products during disasters: 2 additional recommended disaster prevention products registered!
● Whistle-equipped, rechargeable LED disaster light: Model number: ED-8FZ ● LED lantern, dimmable, compatible with rechargeable and dry batteries, warm white: Model number: DS-N8E
[Design Patent / Utility Model Registration] The first impact-resistant series with solar panels, equipped with U-shaped hooks for easy hanging on pipes, convenient for lighting, and compatible with s...
- Tunnel construction
- Floodlight
- Temporary Construction
[Utility Model Registration] Foldable, with magnets, can certainly be used as disaster prevention supplies, and is also compact and useful for everyday life such as camping!
- Tunnel construction
- Floodlight
- Temporary Construction
360° light distribution, tripod stand, AC power, rechargeable and compatible, 40W, cylindrical shape, capable of 360° illumination!
- Tunnel construction
- Floodlight
- Temporary Construction
"Increase light concentration effect on white surfaces" while suppressing weed growth around solar panels (ground-mounted) for about 10 years, improving light concentration effect and electricity exch...
- Tunnel construction
A spray concrete plant equipped with temperature control functions! We also introduce soundproof panels for the outer enclosure.
- Tunnel construction
A lightweight and simple LED arrow board with an automatic night lighting feature.
- Road construction
- Tunnel construction
The volatile components are extremely low! It can be utilized for improving the tunnel interior environment and for traffic safety measures.
- Tunnel construction
Improving safety and productivity during the installation of support structures through ICT technology.
- Tunnel construction
Processing a large amount of turbid water with a small quantity.
- Tunnel construction
Modifying the surface of the clay to reduce adhesion, enabling smooth discharge.
- Tunnel construction

Geo Express Vol. 7: Measures Against Blockage in Earth Pressure Balance Shield Tunneling - "Clay Adhesion Preventive Agent"
This time, we will introduce a "clay adhesion prevention agent" that reduces adhesion to cutters and chambers, allowing for smooth soil discharge. Are you experiencing any of the following issues? When excavating clay layers using the mud pressure method, clay can adhere to the cutter or chamber, leading to blockages and poor soil discharge. The "clay adhesion prevention agent" modifies the clay to reduce sticking and enable smooth soil discharge.
It visually indicates the spray thickness to the operator in real-time using red and green lights. It is also possible to quantify data and create reports.
- Tunnel construction
Displays perforation energy values in real-time, supporting decisions on perforation and charging.
- Tunnel construction
The Formkret tunnel lining automatic construction system enhances safety, reduces labor and personnel costs, and shortens project timelines.
- Tunnel construction