Modular steel bridges · Factory since 2005 · Zhenjiang, China

Quality & Certifications

Documents issued with every shipment — and what each one actually proves.

What we can put in your tender package — and what each document actually proves.

Issued with every shipment

Document What it covers
Mill certificates Steel grade and heat number traceability (Q345B / S355)
Weld procedure & welder qualification WPS/WPQR records for structural welds
Galvanising thickness report Coating thickness to ISO 1461
Trial assembly report Panel match, hole alignment, sequence marking
Design / load test report Structural check to the project load class
Packing list & container plan Parts per container, sequenced to erection

Quality system

Fabrication is controlled under an ISO 9001 quality system, with dimensional checks at panel jig stage, after welding and after galvanising. Third-party inspection (SGS, BV, TÜV or a client-nominated inspector) can be arranged at the factory.

Standards we fabricate to

  • AASHTO LRFD / HS20-44 and HS25 load classes
  • BS 5400 load cases where specified
  • ISO 1461 hot-dip galvanising
  • Project-specific standards on request — send the specification clause

Company certificates

Weaponry Quality Management System Certificate

Weaponry Quality Management System Certificate

Certificate of Anti-bribery Management System

Certificate of Anti-bribery Management System

High tech enterprises

High tech enterprises

High tech enterprises

Quality Management System Certificate

Quality Management System Certificate

Quality Management System Certificate

Environmental Management System Certificate

Environmental Management System Certificate

Environmental Management System Certificate

Occupational health and safety Management System Certificate

Occupational health and safety Management System Certificate

Occupational health and safety Management System Certificate