10.20 Mar 4, 2026
ISO
ISO/TC 71/SC 5
International Standard
This document covers the fundamental principles for the simplified design and analysis of segmental precast box girder bridges, the associated loads and load combinations, the design specifications, the section detailing requirements, the types of segmental bridges, and the construction equipment.
PROJECT
ISO/NP 21725-3
10.20
New project ballot initiated
Mar 4, 2026