Guardrail & Guard Pipe Continuous Foundation Block "Pre-Guard 2"! (Type A to Type C)
It received a high evaluation in the effectiveness assessment using the NETIS (New Technology Information System) and was selected as a "quasi-recommended technology." NETIS registration: SK-060003-V (old number) It can also be applied to reinforced earth walls! Since it is a precast product, it can shorten construction time. It is lightweight, allowing for construction with small machinery. It is a low-carbon concrete product made using fine blast furnace slag.
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basic information
This is an independent type of protective fence foundation that complies with the revised standards of "Standard Specifications for Vehicle Protective Fences and Explanations" and "Guidelines for Road Earthworks - Retaining Wall Works." - Being a precast product, it allows for a reduction in construction time. - It can accommodate a curvature radius of up to 15 meters. - It is lightweight, enabling construction with small machinery. - Since the guardrail posts are not on the roadside, paving work is easier. - Performance verification of the main body connection has been conducted through actual experiments. - It can be installed with a longitudinal slope of up to 12%. For inquiries regarding concrete secondary products, please contact the Takamizawa Concrete Division.
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Applications/Examples of results
This is a continuous foundation block for guardrails and guard pipes (Type A to Type C).
Detailed information
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L-shaped retaining wall Example of installation for L-shaped retaining wall
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Existing block masonry Installation example on existing block masonry
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Large block Example of installation for large block stacking
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Reinforced earth wall In the case of a reinforced earth wall where it is not possible to install a soil-type guardrail, the use of Pre-Guard 2 is very effective.
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Construction Example 1 This is a construction example.
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Construction Example 2 This is a construction example.
Company information
Our company manufactures and sells concrete products primarily in Nagano Prefecture and the surrounding areas. For concrete products, please leave it to Takamizawa Concrete Division.