NIPPON STEEL CORPORATION

Road / Civil engineering

Case Study
  • Bridge reinforcing plate(steel plate adhesion method)ZAM® ZKS processing, ZAM Grout®

    Bridge reinforcing plate
    (steel plate adhesion method)
    ZAM® ZKS processing, ZAM Grout®

  • Soundproof wall (ZPG treatment)

    Soundproof wall (ZPG treatment)

  • Wind barrier panel

    Wind barrier panel

  • Sound barrier(Back side)

    Sound barrier(Back side)

  • Sound barrier(Front side)

    Sound barrier(Front side)

  • Sound barrier member

    Sound barrier member

  • Snow fence

    Snow fence

  • Guardrail

    Guardrail

  • Bridge railing

    Bridge railing

  • Pipe for joining bolt of concrete block

    Pipe for joining bolt of concrete block

  • Rock bolt

    Rock bolt

  • Windbreak screen

    Windbreak screen

  • Drain reinforcement pipe

    Drain reinforcement pipe

  • Handrail in tunnel

    Handrail in tunnel

  • Steel pipe pile

    Steel pipe pile

  • Fireproof protection for optical fiber

    Fireproof protection for optical fiber

The Second Tomei Expressway
[Yahagigawa Bridge
(Toyoda arrows bridge)]

①Inspection catwalk

①Inspection catwalk

③Inspection catwalk

③Inspection catwalk

②Middle step

②Middle step

Change in appearance of
actual constructions

Flat part ZAM® : K27 2G treatment
2t bending part ZAM® : K27 2G treatment

Snow fence (Hokkaido)

No red rust was observed on its surface or end face even after the lapse of 10 years since construction.

flat part, hot-dip 55% Al-Zn alloy coated, AZ150 organic chromate treated
2t bending part, hot-dip 55% Al-Zn alloy coated, AZ150 organic chromate treated

Guardrail

No red rust was observed on its surface even after the lapse of 5 years since construction.