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Drop lid type U-shaped drainage ditch according to JISA5372 Appendix E recommended specifications E-2.
Type 1 is primarily installed on sidewalks. Type 3 is rarely adjacent to vehicles, and even if vehicles do pass by, it is installed parallel to the roadway in places where they would travel at low speeds, such as during temporary stops.
A ditch that can properly set the drainage slope and form a vertical rectangular water flow section.
■It is possible to set the drainage slope appropriately and form a vertical rectangular water flow section. ■The structure is designed for a 25-ton vehicle. ■Due to the frame structure, the overall strength is balanced. ■To support product arrangement suitable for the site, the side wall height is standardized in 10 cm increments. ■A wide variety of types are available, including for fractional adjustments, corner cuts, support line installations, and crossings.
Introducing concrete products for free gradient side ditches [urban type].
Yotsuba Co., Ltd. is engaged in corporate activities that support the development of social infrastructure in Toyama Prefecture, focusing on the theme of "urban environmental creation and town development." We strive for superior product development and stable quality assurance and supply, ranging from exteriors to environmental products and precast concrete products. Our urban-type concrete products include four sizes of free-slope gutters: 250×300/400/500/600. The lengths are 2000mm, and the heights are 430/530/630/730mm, with reference weights of 286/332/433/489kg, respectively. For more details, please contact us or refer to our catalog.
It can also be used as a bicycle path-compatible type! It is a box-shaped drainage system that can accommodate various pavement thicknesses.
"All Weather" is a box drain designed with an increased number of side drainage holes to accommodate permeable pavement, allowing for more uniform and efficient drainage. The position of the side drainage holes can be adjusted to accommodate various pavement thicknesses. To ensure smooth water flow during low water levels, the bottom of the pipe channel is shaped in an R-type, which minimizes sediment accumulation even during prolonged good weather. Additionally, we offer options such as the "All Weather Non-Slip Type," which places greater emphasis on slip resistance, and the "All Weather Bicycle Path Compatible EJ." 【Features】 ■ Allows for more uniform and efficient drainage ■ The position of the side drainage holes can accommodate various pavement thicknesses ■ Excellent at collecting water runoff, minimizing water accumulation in the entry area ■ Reduces sediment accumulation even during prolonged good weather ■ Can be used as a bicycle path compatible type with an apron width of 80mm and an apron slope of 2% *For more details, please refer to the PDF materials or feel free to contact us.
A circular water channel with continuous drainage ditches in the longitudinal direction.
It is a product that possesses five features: economic efficiency, functionality, high constructability, high quality, and beauty.
Introducing reinforced concrete L-shaped gutters made of concrete products.
Yotsuba Co., Ltd. is engaged in corporate activities that support the development of social infrastructure in Toyama Prefecture, focusing on the theme of "urban environmental creation and town development." We strive for superior product development and stable quality assurance and supply, ranging from exteriors to environmental products and precast concrete products. For concrete products, we offer four types of reinforced concrete L-shaped drainage products: Type 1, with designations 250A, 250B, 300, and 350. The length is 600mm and the height is 155mm, with reference weights of 45kg, 56kg, 63kg, and 70kg, respectively. For more details, please contact us or refer to our catalog.
NETIS Registration: CB-100060-A (Old Number) Soundproof Type Free Slope Ditch 'OS Ditch'
○ The soundproof (noise-reducing) type free gradient ditch, which adds soundproofing functionality to the conventional free gradient ditch (variable ditch) and eliminates protrusions on the sides, is becoming mainstream. Among them, this OS ditch possesses numerous excellent features not found in other companies' soundproof variable ditches. ○ This is a soundproof type free gradient ditch designed to guide rainwater from the road surface into the ditch. (Multifunctional type free gradient ditch) ○ The soundproof type free gradient ditch "OS ditch" is a low-carbon concrete product made using blast furnace slag fine powder.
Upper lid type U-shaped drainage ditch according to JISA5372 Annex E recommended specifications E-2.
■Type 1: Primarily installed on sidewalks. ■Type 2: It is rare for vehicles to run adjacent to it, and even when they do, it will be installed parallel to the roadway in places where vehicles travel at low speeds, such as during temporary stops.
L-shaped drainage ditch according to JISA5372 Appendix E recommended specification E-4 and JISA5371 Appendix C recommended specification C-1.
■L-shaped drainage channel JISA5372 - Mainly used for mount-up types with a height of 100mm or less. ■L-shaped drainage channel JISA5371 - It is rare for vehicles to run adjacent to each other, and even if they do, it is in places where they travel at low speeds, such as temporary stops, and is installed parallel to the roadway.
Precast L-shaped gutter "PL Gutter" with the apron part of the combined L-shaped drainage molded integrally with the curb.
○ This is a long L-shaped drainage channel with an apron section molded integrally with the curb. ○ Available in Type A, Type B, and Type C. ○ Types A and B also come in a thickness of 200 in addition to the 150 thickness. ○ The precast L-shaped drainage channel "PL Gutter" is a concrete product with excellent durability.
