We are widely utilized for public works, large-scale land development, and industrial land development.
There are III type, national box culvert association standard type (RC, PC), DCJ box culverts, two-part type, long-span culverts, and free-angle type box culverts.
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basic information
【Features】 ○ Our box culverts can be supplied as JIS A5372 Class I and Class II certified products. ○ Association standard PC box culverts can be supplied as JIS A5373 Class I certified products. (However, the two-part type, DCJ type, long-span type, and free-angle type are excluded.) ○ Class II refers to RC products manufactured according to specifications and performance determined through discussions between the parties involved in the delivery. ○ Association standard RC types 1 and 2 are certified materials under Class II by the Japan Sewage Works Association. ○ PC types 150 and 300 are of the same standard as Class II certified materials. ● For more details, please contact us.
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Applications/Examples of results
Urban drainage systems, agricultural drainage ditches, underground pedestrian walkways, and culverts for road crossings.
Company information
Since our founding in 1925, we have contributed to the development of Japan's land through concrete products. From Sendai in the north to Hiroshima in the south, we respond to inquiries from various regions through a wide network. We have also established a system for delivering products from our own factory and manufacturing partners across the country. We offer over 1,800 types of products, the majority of which are original. We propose many products that contribute to "national resilience" as disaster prevention and mitigation measures against typhoons, floods, water damage, and landslides. With the motto "Proposal and technical capabilities that shape the future of Japan," we strive to meet our customers' expectations.
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