2-way drain (Drainage groove for road flooding)
Patent No. 5785049
NEXCO Maintenance Kanto Co., Ltd.
■ Plate type ■
Model 520×240×995 mm Circular water channel φ400 equivalent Reference mass 805 kg
■ Eccentric type ■
Model 520×240×995 mm Circular water channel φ400 equivalent Reference mass 865 kg
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