Calvert
Calvert
Here is an introduction to "Calvert."
1～18 item / All 18 items
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RPCA box culvert
RPCA box culvert
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U-shaped culvert U-shaped culvert A
U-shaped culvert U-shaped culvert A
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DCJ box culvert
Seismic resistance and water-tightness superior rubber ring joint method.
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Concrete products box culvert
We are widely utilized for public works, large-scale land development, and industrial land development.
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RPCA-DCJ box culvert
Box culvert with seismic-resistant rubber ring
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Maruei Concrete Industry Co., Ltd. General Catalog
A wide lineup of products! Featuring a rich selection of arch culverts and high-touch walls.
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Box Culvert / Large Box Culvert Product Catalog
A wide variety of association standard box culverts and two-part box culverts are available!
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RPCA Box Culvert <Our Original Standard Product>
A wide variety of sizes available! (One company) Road Precast Concrete Products Technology Association certified products.
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RPCA - National Box Culvert Association Type
Standard products from the National Box Culvert Association! Offering standard and invert shapes!
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Polygonal manhole "MC Hole"
Shorter construction period compared to on-site pouring! Capable of withstanding seismic motions at seismic design level 2!
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RPCA-DCJ Box Culvert <Ensuring High Earthquake Resistance and Water Tightness>
There are two types, K-type and T-type, which can be used according to the application! Box culverts with earthquake-resistant rubber rings.
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Archcalbert
Ensures high water resistance! Even against slight uneven settlement of the ground, flexibility is demonstrated, eliminating concerns about leakage!
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C.C.BOX cable duct
Introducing the underground joint trench for electrical wiring, which is smaller and more maneuverable compared to conventional cab systems!
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2-way box culvert
The connection structure is a mortar-filled joint connection! Introducing the two-part box culvert!
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4-way large box culvert
Connect divided components using mortar-filled joints! Full precast segmented box culvert.
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Long-span culvert
Introducing the PRC structure split-type box culvert, featuring on-site casting in the base section!
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Free Angle Box Culvert
It is possible to eliminate the concrete exposure! Introducing the sloped box culvert.
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Texpan <3-Hinge Structure Arch Culvert>
The aesthetic beauty of the arch curve harmonizes with the surrounding environment! A pair of components is mutually installed, requiring no special technology or skilled workers.
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