List of Secondary steel products products

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

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

This is an open-type drum can for 200 liters! It is a brand new, unused product made by Sankoh.

• Secondary steel products

Precast box culverts made of prestressed concrete according to the recommended specifications of JISA 5373 by the National Box Culvert Association.

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

Our original box culvert

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

A box culvert equipped with a special rubber ring at the joint section to enhance seismic performance.

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

A box culvert divided into a top slab component and a bottom slab component.

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

A modular manhole combining rectangular and circular shapes.

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

A box culvert divided into a top slab component, side wall components, and a cast-in-place bottom slab component.

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

A box culvert composed entirely of precast components, divided into a top slab member, side wall members, and a bottom slab member.

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

Super large box culvert with post-tensioned PC steel materials arranged in the top slab.

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

Super wide box with angled support

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

Even with large, heavy products, it is possible to move them with a small force due to the bearing effect of the rails and steel balls.

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

The products are integrated with dedicated fittings and filler concrete! They can be widely used at the top.

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

A drainage flume with a high water collection function in a comb-type design.

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

A large-section box that combines three segmented precast components with cast-in-place concrete.

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

A large-section arch culvert that uses a combination of two-part precast components and cast-in-place concrete.

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

Drop cover type U-shaped drainage ditch according to JISA5372 Appendix E recommended specifications E-2.

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

U-shaped side ditch with upper lid according to recommended specifications E-2 of JISA5372 Appendix E.

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

A ditch that can properly set the drainage slope and form a vertical rectangular flow section.

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

Circular waterway with continuous drainage ditches in the longitudinal direction.

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

Boundary block according to JISA5371 Appendix B recommended specifications B-2.

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

L-shaped drainage ditch according to JISA5372 Appendix E recommended specification E-4 and JISA5371 Appendix C recommended specification C-1.

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

Precast protective fence foundations standardized in accordance with the "Installation Standards and Explanations for Protective Fences," adaptable to road alignments.

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

A method for widening sidewalks by extending them, allowing for an expansion of approximately 2.5 meters to be constructed in a short period of time by installing on existing roads.

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

A cantilever road widening method that allows for a maximum road widening of 1.75 meters to be constructed in a short period by installing it on existing roads.

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

A construction block that enables significant shortening of construction time by integrally molding the side wall of the tunnel monitoring staff passage and the circular water channel.

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

Large reinforced concrete drainage flume used for drainage channels according to the Agricultural Civil Engineering Association standards.

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

Large reinforced concrete flume used in water channels according to the Agricultural Civil Engineering Association standards.

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

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

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

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

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

Agricultural Civil Engineering Association Standards! L-shaped water channels that can be freely configured within the standard width of the waterway.

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