Three-sided waterway that can be directly connected to a box culvert conforming to the association-type culvert cross-section.
■Compliant with the association-type culvert cross-section! Various processing options are available, including J-types with different side wall heights, top slant cuts, and openings. ■Various processing options are available, including J-types with different side wall heights, top slant cuts, and openings. ■Standardized dimensions are 1.0m in width × 1.0m to 3.5m in height × 2.5m.
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【Design Conditions】 Live Load: q = 10.0 kN/m² Soil Pressure Formula: Coulomb Soil Pressure Unit Weight of Soil: γs = 18.0 kN/m³ Internal Friction Angle of Soil: φ = 30° Design Standard Strength of Concrete: σck = 30 N/mm² Allowable Compressive Stress of Concrete: σca = 10 N/mm² Allowable Tensile Stress of Reinforcement: σsa = 160 N/mm² *If the design conditions differ, separate consideration will be given.
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Our company, under the belief of contributing to society through the development of social infrastructure, constantly strives for quality improvement and technical advancement. With the conviction that business is about people, we respect humanity and foster a free and open corporate culture through talent development and fair personnel practices. We aim to deepen mutual understanding and trust, working together towards the development of the company and the enhancement of welfare, while concentrating all our efforts on stabilizing and expanding our management foundation.