List of Civil Engineering Materials products

100% recycled gypsum derived from waste gypsum boards is reused as raw material, achieving effective carbon neutrality during manufacturing!

• Gypsum board and moldings

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

A design that does not compromise the landscape to enhance the image of the site! Unbreakable! Rust-resistant! A barricade with excellent durability!!

• Temporary Construction Materials
• Protective fence

Reflective curved mirror for safety

• Road facilities

A reassuring light that guides pedestrians and illuminates their footsteps! Reduced direct LED light for the protection of children's eyesight.

• Road facilities
• Road signs and road accessories

Case Study: Measures Against Kudzu Using the "Tsurugard Method" ◆ Installation in Narrow Spaces ◆

• Civil Engineering Sheet

Illuminating crosswalks to support safe crossings! Recognizable even when turned off with ultra-high brightness reflective sheets.

• Road facilities
• Road signs and road accessories

We would like to introduce examples of underground root prevention using the "Take Guard Method."

• Civil Engineering Sheet

Important "physical property values" when selecting weed control sheets. Introducing the testing methods and standards of Shirazaki Corporation!

• Civil Engineering Sheet

A water stop valve with excellent water-tightness that can be installed at any point in the piping.

• Piping materials (copper pipes, cast iron pipes)
• Water Supply Facilities

Case Study: Weed Control Measures at Water Treatment Plants Using Chigaya Sheets

• Civil Engineering Sheet

We will introduce a case study of the 'Take Guard Method,' which suppresses bamboo growth using a special sheet and dedicated pins, after 7 years.

• Civil Engineering Sheet

It is widely used in general embankments, retaining walls, coastal areas, reservoir banks, and bridge abutments!

• Bridge Construction
• Reinforced earth wall

Solve clogging caused by fallen leaves with "Kanzuke"!

• Gutters and U-shaped gutters

Rental steel ramp! Suitable for 10-ton vehicles!

• Road facilities

Industry-leading high-strength products! 10-year warranty products (AF series are not covered).

• Flood prevention facilities, fire tanks, and flood control ponds
• Rainwater tank
• Rainwater infiltration facilities

Stunning quality in all design phases Vectorworks 2025

• Trees

Structural stability and excellent design utilized in various scenes! Responding to the needs of embankment construction sites.

• Reinforced earth wall

Neutralizing agent for acidic soil that does not cause alkaline damage.

• Soil improvement material

Prevent rapid erosion caused by rainfall and protect plant growth! A lineup that can accommodate a variety of greening methods.

• Slope protection material

Healthy crops come from powerful soil! The ace of soil activation. Lasts longer than soil disinfection.

• Fertilizers and Pesticides

It promotes plant growth and enhances resistance to water shortages and salinity damage.

• Trees

Excellent erosion control agents, binders, and sand-fixing agents. They meet the requirements for erosion control agents needed in various greening methods, such as aerial seeding.

• Other park materials

Contains guanidine diamide (nitrate suppression agent)! Fertilizer effect lasts long and gradually.

• Fertilizers and Pesticides

The guaranteed ingredients (%) are 16-5-10! Introducing a labor-saving fertilizer that provides ultra-long-lasting effectiveness.

• Fertilizers and Pesticides

Just one hole punch tool is enough! No need for screws, achieving incredibly fast installation.

• Piping materials (plastic pipes)

A new construction method using unique reinforcement materials! It allows for shorter lengths of reinforcement materials.

• Reinforced earth wall

Lightweight and compact, making transportation and storage easy! Effective for disaster recovery and in remote mountain sites.

• Reinforced earth wall

Reliable quality that combines strength and flexibility! Solving various problems associated with embankments, subgrades, and weak ground.

• Lightweight embankment material
• Ground improvement materials

A new foundation for Japan. A leader in valuable infrastructure development and creativity.

• Road construction
• Slope protection material
• River construction

It has good transparency and does not damage the landscape, with a proven track record in many cultural properties! Made of polyester, it does not rust due to corrosion and does not harm cultural prop...

• Slope protection material

Usable with all materials such as concrete and wood! No restrictions on pipe type or size.

• Piping materials (plastic pipes)

A covering material stronger than blue sheets. A mat that hardens gradually with watering and is easy to install.

• Civil Engineering Sheet