丸栄コンクリート工業 List of Products and Services

The roadside ditches are installed along urban and rural roads, transforming them into wide roads that can accommodate vehicle traffic. There are two types of culverts, a two-part type consisting of a main body and a slab, with load capacities of 137 kN and 196 kN. 【Features】 ○ Being a two-part type allows for flexible configuration of open and closed channels. ○ Maintenance and management within the waterway are easy. ○ It is also possible to change an open channel to a closed channel later on. ● For other functions and details, please contact us.

It is widely used for general civil engineering, agricultural civil engineering, and private facilities. Our "Three-Sided Water Channel" has received high praise and has an overwhelming delivery record nationwide. 【Features】 ○ You can freely choose from a wide range of sizes. ○ It has a stable structure and exceptional durability. ○ It is lightweight and allows for speedy construction. ● For other functions and details, please contact us.

TS Freum (Seismic and Water Stop Type) adopts the TSKJ method for its product joints, achieving excellent water-stopping performance. It also follows changes in the ground and absorbs excessive deformation. You can freely choose from a wide range of sizes. For more details, please contact us or refer to the catalog.

In this catalog, we introduce various products handled by our company. In 1925, Tanahashi Shoten was established in Hashima City, Gifu Prefecture, as a manufacturer and contractor of cement tiles. For nearly a century since our founding, we have been pioneering new fields, primarily focusing on "U-shaped prefabricated waterways" through the creation of various products. Without forgetting our origins, we will continue to take new strides toward the next stage. 【Contents (partial)】 ■ Box culverts / Large box culverts ■ Retaining walls ■ Storage ■ Waterways ■ Ditches *For more details, please refer to the PDF document or feel free to contact us.

This catalog provides an overview of the "drainage channels" that our company handles. We offer a lineup including the "L-shaped drainage channel," which allows for flexible width selection, the "L-shaped drainage channel with a 3% slope" designed for aesthetic compatibility, and the "C-shaped drainage channel," which can be used as a walkway. Additionally, we feature products such as "hybrid prefabricated drainage channels," "water distribution valves," "weep holes," and "filters." We encourage you to utilize this information for selecting products. 【Featured Products (Partial)】 ■ L-shaped drainage channel ■ L-shaped drainage channel with a 3% slope ■ L-shaped drainage channel for agricultural civil engineering association ■ C-shaped drainage channel ■ U-shaped culvert A for road use ■ U-shaped culvert A for walkway use *For more details, please refer to the PDF document or feel free to contact us.

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.

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.

The "L-shaped water channel Agricultural Civil Engineering Association type" is a standard product of the Agricultural Civil Engineering Association (Incorporated Association). A wide variety of sizes are available. The width of the channel can be freely selected. You can gradually widen or narrow the channel width at any point along the channel as you wish. 【Features】 ■ Standard product of the Agricultural Civil Engineering Association (Incorporated Association) ■ A wide variety of sizes available ■ Ability to gradually widen or narrow the channel width at any point along the channel as desired ■ Available types include "Type I," "Type II," and "Type III" *For more details, please refer to the PDF document or feel free to contact us.

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.

Here are some examples of special adaptations in L-shaped waterways. In "drop structures," anchor reinforcement bars are installed from the drop section products. When "considering internal water pressure in the design," the bottom slab cast on site will have double reinforcement. Additionally, there are examples such as "curve adaptations" and "drain adaptations (buoyancy prevention measures)." For more details, please refer to the related catalog. 【Examples of Special Adaptations】 ■ Drop Structures ■ Curve Adaptations ■ Considering Internal Water Pressure in the Design ■ Drain Adaptations (Buoyancy Prevention Measures) *For more information, please refer to the PDF materials or feel free to contact us.

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.

The "U-shaped Culvert A for Road Use" is a two-part culvert that allows for the flexible configuration of open channels and closed conduits through its body and slab, functioning as a three-sided waterway with a cover. It can be used alongside roads and allows for temporary passage of vehicles. The surface of the slab features a non-slip pattern to reduce slipping, and grating options include both IB type and raised type. 【Design Conditions】 ■ Live Load: T - 245 kN ■ Rear Wheel Load: P = 50 kN ■ 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 Soil Pressure): K = 0.333 *For more details, please refer to the PDF document or feel free to contact us.

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.

"NS Freyum" is an economical three-sided water channel that can be freely selected from a wide range of sizes. It has a stable structure and outstanding durability. It is lightweight and allows for speedy construction. Additionally, we also offer fish nest blocks and drop structures, so please feel free to contact us when needed. 【Features】 ■ Economical ■ Freely selectable from a wide range of sizes ■ Stable structure ■ Outstanding durability * For more details, please refer to the PDF materials or feel free to contact us.

The "TS Freem" is a three-sided water channel with seismic joints that can be selected in a variety of sizes according to site conditions. Due to the flexibility ensured at each joint of the product, it can absorb ground displacement (maximum ground strain of 1.5%). It demonstrates flexibility and water-stopping performance even in areas affected by salt damage or in cold regions. 【Features】 ■ Adopts the TSKJ method ■ Enables the construction of economical joints with excellent flexibility and water-stopping performance ■ Ensures flexibility at each joint of the product ■ Capable of absorbing ground displacement (maximum ground strain of 1.5%) ■ Demonstrates flexibility and water-stopping performance even in areas affected by salt damage or in cold regions *For more details, please refer to the PDF document or feel free to contact us.

We would like to introduce the "Large/Drainage Flume Agricultural Civil Engineering Association Type," which can be used as mainline water channels in field improvement handled by our company. This is a standard product of the Agricultural Civil Engineering Association, classified into Type I, Type II, and Type III based on loading conditions and soil conditions. We offer a wide range of sizes, so please feel free to consult us. 【Design Conditions】 ■ Unit weight of soil W = 18 kN/m3 ■ Load Q (kN/m2): Type I 10.0, Type II 15.0, Type III 20.0 ■ Internal friction angle of soil (°): Type I 30, Type II 25, Type III 20 *For more details, please refer to the PDF document or feel free to contact us.

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.

We handle "Flanged Flumes" with a smooth surface due to their three-sided channel design. Available with sockets, for cross-sectional use, and in a wide selection. They are easy to maintain, lightweight, easy to install, and economical. Please feel free to contact us when you need assistance. 【Features】 ■ Smooth surface due to three-sided channel design ■ Easy maintenance of the channel ■ Lightweight, easy to install, and economical ■ Available with sockets, for cross-sectional use, and in a wide selection *For more details, please refer to the PDF document or feel free to contact us.

We would like to introduce our economical drainage channel product, "High Conflume." The drainage holes are equipped with filters, and the internal width ranges from 300 to 1,000. This product is available for sale only in the Chubu region. 【Features】 ■ Economical drainage channel product ■ Available for sale only in the Chubu region *For more details, please refer to the PDF document or feel free to contact us.

This document introduces the installation rates for three-sided channels. In addition to products such as NS flumes and large flumes, it includes installation rates for the main body and covers, as well as important notes. It provides a clear summary in table form of the mass per unit, labor allocation (people) for special workers and regular workers, and the machinery used. We encourage you to read it. [Contents] ■ NS flumes, TS flumes, large flumes, drainage flumes ■ Main body: Two types of bench flumes, bench flume underground flanges, flume types I and II, underground flanges for flumes ■ Covers: Underground covers for bench flumes, underground covers for flanged flumes *For more details, please refer to the PDF document or feel free to contact us.

The "Prefab Water Channel Type A" uses flat panels and has a structure where the columns extend to the water channel surface, making it an economical water channel. Installation is extremely simple and quick, and it has a robust structure even on weak ground. Additionally, it allows for easy replacement and repurposing, demonstrating infiltration and water collection effects. We offer a lineup that includes Type A arms, standard panels, semi-circular panels, cut-out panels, and drop panels, so please feel free to contact us for more information. 【Features】 ■ Uses flat panels ■ Economical design with columns extending to the water channel surface ■ Strong structure even on weak ground ■ Easy to replace and repurpose *For more details, please refer to the PDF materials or feel free to contact us.

The "Prefab Water Channel Type B" uses socket panels, has a smooth inner surface without irregularities, and features a large flow cross-section. Installation is extremely simple and quick, and it has a robust structure even on soft ground. It allows for easy replacement and repurposing, demonstrating infiltration and water collection effects. In addition to the Type B arm and standard socket panels, we also offer notched socket panels and drop socket panels. 【Features】 ■ Uses socket panels ■ Smooth inner surface without irregularities and a large flow cross-section ■ Extremely simple and quick installation ■ Easy to replace and repurpose *For more details, please refer to the PDF materials or feel free to contact us.

"Hybrid Prefabricated Water Channels" is a general term for products that consider landscape and environment. Our company offers a variety of products including relief panels, slope panels, stepped fishway blocks, thinning wood landscaping panels, fish nest blocks, and vegetated random stone panels. Please feel free to contact us when you need assistance. 【Product Lineup】 ■ Relief Panels ■ Slope Panels ■ Stepped Fishway Blocks ■ Thinning Wood Landscaping Panels ■ Fish Nest Blocks ■ Vegetated Random Stone Panels *For more details, please refer to the PDF materials or feel free to contact us.

We would like to introduce the "various types of manholes" handled by Maruei Concrete Industry. We offer a lineup that includes "bent flume deflection manholes," "bent flume distribution manholes," "flanged flume deflection manholes," "corner drains," and "Type 1/Type 2 water supply manholes." You can check the dimensions of each product through the related links. 【Lineup】 ■ Bent flume deflection manhole ■ Bent flume distribution manhole ■ Flanged flume deflection manhole ■ Corner drain ■ Type 1 water supply manhole ■ Type 2 water supply manhole *For more details, please refer to the related links or feel free to contact us.

We handle "dividers/weeping holes/filters." We offer installation-type dividers for irrigation to various fields from the waterway, as well as insert-type dividers, weeping holes, and various filters. Some products are limited to specific regions, so please contact your nearest sales representative regarding the products and sizes you require. 【Product Lineup (Partial)】 <Dividers> ■ Installation-type divider (made of synthetic resin): Type A / Type AH ■ Insert-type divider (made of synthetic resin): Type B1 / Type B2 <Weeping Holes & Filters> ■ Weeping hole (made of synthetic resin): Type G ■ Filter (made of synthetic resin): Type Q1 cap filter and others *For more details, please refer to the related links or feel free to contact us.