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Hirose Mega BeamPatent No. 5602264 NETIS KK-150043-A

A high-strength material SM490 (H-800 × 400 × 16 × 36, L = 9.0 m) is used for the wale, which has about twice the strength of H-500 wale. This method requires fewer joints and is superior in workability.

Characteristics

  1. Enabling to be combined with existing earth bracing materials
  2. Ensuring wide working space by eliminating the need for trusses
  3. No need for intermediate piles for supporting temporary trusses
  4. Reducing joints connected by bolts
  5. Reducing weight of the entire earth-retaining material
  6. Improving excavation efficiency

Example of Construction Work and Facility

Fujita Corporation / Shin-Meishin Expressway Yahata junction construction work

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