GB/T 37439-2019

Active

Precast post-tensioned prestressed concrete simply-supported beam of high-speed railway

高速铁路预制后张法预应力混凝土简支梁

Standard Type
GBT
ICS
45.040
CCS
S05
Status
现行
Issue Date
2019-05-10
Implementation
2019-12-01
Responsible Dept
国家铁路局
Drafting Unit
N/A