Waterway Product List and Ranking from 20 Manufacturers, Suppliers and Companies

Last Updated： Aggregation Period:Sep 24, 2025～Oct 21, 2025
This ranking is based on the number of page views on our site.

Waterway Manufacturer, Suppliers and Company Rankings

Last Updated： Aggregation Period:Sep 24, 2025～Oct 21, 2025
This ranking is based on the number of page views on our site.

  1. 丸栄コンクリート工業 Gifu//Building materials, supplies and fixtures manufacturers
  2. ソイル工業 Osaka//Building materials, supplies and fixtures manufacturers
  3. 昭和コンクリート工業 Gifu//Other construction industries
  4. 4 高見澤 インフラセグメント Nagano//Building materials, supplies and fixtures manufacturers
  5. 5 丸治コンクリート工業所 Gifu//Building materials, supplies and fixtures manufacturers
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Waterway Product ranking

Last Updated： Aggregation Period:Sep 24, 2025～Oct 21, 2025
This ranking is based on the number of page views on our site.

  1. Standard for comprehensive drainage ditches: "Special Round Water Channel" ソイル工業
  2. Three-Sided Waterway "NS Flume" 丸栄コンクリート工業
  3. Covering three-sided water channel "U-shaped culvert A for pedestrian use" 丸栄コンクリート工業
  4. 4 Three-Sided Water Channel "Flange Flume" 丸栄コンクリート工業
  5. 5 Three-Sided Waterway "Bench Flume" 丸栄コンクリート工業

Waterway Product List

1～15 item / All 47 items

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2.5M (80x250) open water channel

2.5M (80x250) open water channel

2.5M (80x250) open water channel

It consists of a 2.5M long adjustable slope open channel, a water storage tank, a water circulation pump, a channel slope adjustment jack, a digital inclinometer, and a digital flow meter, capable of drawing up to 180L.min-1 of water to the upstream of the channel with a cross-section of 80xH250mm. Additionally, necessary equipment for the experiment, such as weirs, flumes, depth gauges, and pitot tubes for total pressure measurement, will be provided along with the experimental procedure manual.

  • Analysis and prediction system

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2.5M (53x120) open water channel

2.5M (53x120) open water channel

2.5M (53x120) open water channel

This is a portable small water channel consisting of a 2.5M long transparent acrylic water channel and slope system. It is designed to be used in combination with the hydraulic bench H1F (sold separately), and comes with necessary weirs, flumes, depth gauges, and pitot tubes for total pressure measurement, along with the experimental procedure manual.

  • Analysis and prediction system

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Large water channel compatible with variable gradient and stepped structures - U-shaped water channel.

Large water channel compatible with variable gradient and stepped structures - U-shaped water channel.

Large water channel compatible with variable gradient and stepped structures - U-shaped water channel.

We have developed a large precast open channel that can flexibly accommodate variable gradients and stepped channels. 【Features】 ○ Variable Gradient Channel We have devised a way to ensure appropriate channel gradients even in flat areas, such as reclaimed land and places with minimal road gradients. ○ Stepped Channel For channels that require water control in steeply developed residential areas or on steep slopes, we can provide a stepped construction solution. ○ Shortened Construction Period and Cost Efficiency Compared to on-site construction, we have made it possible to shorten the construction period and reduce costs. ○ We also offer a type that prevents floating (with weep holes), so please consult with our sales representatives. *For more details, please contact us.

  • Dam construction
  • Other civil engineering works

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Side ditch / rectangular cross-section ditch

Side ditch / rectangular cross-section ditch

Side ditch / rectangular cross-section ditch

The "Kukei waterway" is over 30% lower in height compared to circular waterways and covered open waterways (according to our company standards), allowing for a shallower bottom slab surface when used in side ditches of open-cut tunnels, resulting in significant cost savings. 【Features】 ○ Lineup The "Kukei waterway" is available in three types: basic type, type with legs, and wall-mounted type. ○ Drainage The drainage openings are provided at regular intervals, preventing the drop of large debris and improving the efficiency of cleaning operations with high-pressure washing vehicles. ○ Maintenance Independent drainage openings with sufficient drainage capacity are provided at regular intervals, preventing the drop of large debris and improving the efficiency of cleaning operations with high-pressure washing vehicles. ○ Water resistance Packing material is used in the joint areas. *For more details, please contact us.

  • Bridge Construction
  • Dam construction
  • Other civil engineering works

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Waterway L-shaped waterway

Waterway L-shaped waterway

Waterway L-shaped waterway

This is a waterway product with a rich expression that is not found in conventional concrete waterways. 【Features】 ○ Can be applied to waterways of any width ● For other functions and details, please download the catalog.

  • Airport facilities
  • River construction

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L-shaped waterway

L-shaped waterway

The width of the waterway can be freely selected! We would like to introduce the L-shaped waterways that we handle.

This product is a water channel that allows for the gradual widening or narrowing of the channel width at will. Landscape water channels, such as stone-paved reliefs, are also possible. We offer a wide variety of sizes. Additionally, the main reinforcing bars for the on-site casting section are fundamentally tied to the protruding reinforcing bars, and if internal water pressure is to be considered based on design conditions, reinforcement will also be provided on the inside. 【Features】 ■ Landscape water channels, such as stone-paved reliefs, are possible ■ A wide variety of sizes available ■ Channel width can be freely selected ■ The channel width can be gradually widened or narrowed at will along the channel *For more details, please refer to the PDF materials or feel free to contact us.

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  • Various blocks

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L-shaped water channel with a 3% slope

L-shaped water channel with a 3% slope

A wide variety of sizes available! You can gradually widen or narrow the waterway at any point along the route as you wish.

The "L-shaped water channel with a 3% slope" is a product that can also be used for landscape water channels, such as stone-paved reliefs. The width of the water channel can be freely selected. You can gradually widen or narrow the channel width at any point along the water channel as you wish. For more details, please refer to the related catalog. 【Features】 ■ Landscape-compatible ■ Width of the water channel can be freely selected ■ Can be used for landscape water channels, such as stone-paved reliefs ■ A wide variety of sizes available *For more information, please refer to the PDF materials or feel free to contact us.

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  • Various blocks

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L-shaped waterway "Fish Nest Block"

L-shaped waterway "Fish Nest Block"

Introducing our lineup of L-shaped waterway fish nest blocks!

We would like to introduce our "Fish Nest Block." We offer two shapes: the fish nest split type (for L-shaped waterways with a height of 1,800 or less) and the fish nest integrated type. Additionally, we have included "Installation Unit Costs" for L-shaped waterways, L-shaped waterways with a 3% slope, and L-shaped waterways for the Agricultural Civil Engineering Association in our catalog. Please take a look. 【Lineup】 ■ Fish Nest Split Type (for L-shaped waterways with a height of 1,800 or less) ■ Fish Nest Integrated Type *For more details, please refer to the PDF document or feel free to contact us.

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  • Various blocks

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C-shaped drainage channel for the installation of a cantilevered sidewalk

C-shaped drainage channel for the installation of a cantilevered sidewalk

By installing fall prevention fences, we ensure the safety of pedestrians! Introducing the installation of a cantilevered sidewalk drainage system.

At Maruei Concrete Industry, we handle "C-shaped water channels." The water channel can be effectively utilized as a sidewalk. Additionally, by installing fall prevention fences, pedestrian safety can be ensured. For more details, please refer to the related catalog. 【Design Load (Excerpt)】 ■ Unit weight of concrete: Wc=24.5kN/m3 ■ Unit weight of soil: W=19.0kN/m3 ■ Internal friction angle of soil: Φ=30° ■ Fence load (Type P) 　・Vertical: Fv=0.59kN/m 　・Horizontal: Fh=0.39kN/m 　・Height: Hf=1.1m *For more information, please refer to the PDF document or feel free to contact us.

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  • Various blocks

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Covering three-sided water channel "U-shaped culvert A for pedestrian use"

Covering three-sided water channel "U-shaped culvert A for pedestrian use"

You can effectively use the waterway along the road as a sidewalk! It is also possible for passenger cars to drive on it.

The "U-shaped Culvert A for Roadway" is a two-part type culvert that allows for the flexible configuration of open channels and closed channels through its main body and slab, functioning as a three-sided waterway with a cover. It can effectively utilize the waterway beside the road as a sidewalk, and it is also capable of supporting the passage of vehicles such as passenger cars. Additionally, the surface of the slab features a non-slip pattern, making it less slippery. 【Design Conditions】 ■ Sidewalk Load: Q1 = 5 kN/m² ■ Side Load: Q = 10 kN/m² ■ Unit Weight of Soil: W = 18 kN/m³ ■ Internal Friction Angle of Soil: φ = 30° ■ Soil Pressure Coefficient (Coulomb Earth Pressure): K = 0.3333 *For more details, please refer to the PDF document or feel free to contact us.

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  • Various blocks

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Three-Sided Waterway "Bench Flume"

Three-Sided Waterway "Bench Flume"

A rich selection and wide variety! Introducing a lightweight, easy-to-install, and economical three-sided water channel!

We would like to introduce our "Bench Flume," which makes the maintenance and management of waterways easy. With a rich variety and wide selection, our products are lightweight, easy to install, and economical, featuring a smooth surface for three-sided flumes. The two types of Bench Flume are JIS standard products. 【Features】 ■ Easy maintenance and management of waterways ■ Smooth surface for three-sided flumes ■ Two types of Bench Flume are JIS standard products *For more details, please refer to the PDF document or feel free to contact us.

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  • Various blocks

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Free slope open channel "Multi U channel type"

Free slope open channel "Multi U channel type"

Introducing the "Multi U Open Channel Type," a free gradient open channel that seems like it should exist but doesn't!

○ This is a water channel where the slope can be freely set, similar to a free slope ditch. Moreover, since it is an open channel, the upper part of the channel is completely open, allowing for easy and precise placement of invert concrete. ○ It is also possible to set the channel slope in the opposite direction to the surface slope. ○ By using a fixed cover type Multi U in conjunction, it can accommodate entry points into rice fields and road crossing points. ○ It is a low-carbon concrete product made using fine blast furnace slag.

  • Gutters and U-shaped gutters

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L-shaped waterway (3% slope type)

L-shaped waterway (3% slope type)

We can construct an open channel with a 3% slope efficiently.

Features ■ Open channels with a 3-degree slope can be constructed with good workability. ■ The width of the channel can be freely selected, and it is possible to widen or narrow the channel at various points along its length. Design Conditions Superimposed Load ・・Q=10KN/m² Unit Weight of Soil ・・W=18kN/m³ Internal Friction Angle of Soil ・・Φ=30° Design Standard Strength of Concrete (Product) ・・・・・ σck=30N/mm² 　　　　　　　　　　(Cast-in-Place) ・・・・・ σck'=21N/mm² Allowable Tensile Stress of Reinforcement ・・・・・・・・・・・・ σsa=176N/mm² ■ The minimum width B of the channel will vary depending on the design conditions. (If overlapping joints are used for the connecting reinforcement in the cast-in-place section, the minimum channel width B will be 2450mm or more when H=1200.) For the minimum channel width, we will consult separately. ■ Drainage holes (Φ75, 1 per m) and drainage outlets (Φ25, 2 per m) can be installed according to the intended use.

  • Airport facilities
  • River construction
  • Drainage and water removal

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Three-Sided Water Channel "GS Flume"

Three-Sided Water Channel "GS Flume"

Standardized dimensions from top width 0.6m × height 0.8m to top width 2.0m × height 1.5m! Lightweight type three-sided water channel.

■This is a lightweight three-sided water channel with a thin material thickness. ■The standard dimensions are a top width of 0.6m × height of 0.8m to a top width of 2.0m × height of 1.5m.

  • Secondary steel products
  • Foundation construction
  • Other civil engineering works

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Drop lid type three-sided flume "OGS Flume"

Drop lid type three-sided flume "OGS Flume"

Standardized upper width 0.6m × height 0.6m to upper width 1.5m × height 1.5m! Drop lid type three-sided water channel.

■ "OGS Flume" is a three-sided water channel with a drop lid design. ■ It is standardized with a top width of 0.6m × height of 0.6m to a top width of 1.5m × height of 1.5m. Please feel free to contact us when you need assistance.

  • Secondary steel products
  • Foundation construction
  • Other civil engineering works

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