Jet Grouting Boring Unit from Japan
High-pressure water jet boring unit that erodes soil while injecting cement grout for ground improvement columns. Falls under HTS 8430.49.8050 as other hydraulic boring machinery for earth.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Provide jet pressure ratings and nozzle configuration details
• Include grout injection pump specifications and flow rates
• Certify high-pressure hose assemblies for safety compliance