DB50/T 5011-1999
Operation specification for extrusion technique of prestressed concrete hollow cored slab (English Version)

Standard No.

DB50/T 5011-1999

Language

Chinese, Available in English version

Release Date

1999

Published By

Chongqing Provincial Standard of the People's Republic of China

Latest

DB50/T 5011-1999

Scope

In order to promote the application of extrusion molding technology to produce prestressed concrete hollow slabs, strengthen quality control during the production process, ensure product quality, and promote technological progress, these regulations are specially formulated. This procedure is applicable to the production of prestressed concrete hollow slabs on long line bases by extrusion molding process.

DB50/T 5011-1999 Referenced Document

• GB 1344-1999 Portland blastfurnace-slag cement, portland pozzolana cement and portland fly-ash cement
• GB 175-1999 Portland cement and ordinary portland cement
• GB 8076-1997 Concrete admixtures
• GB/T 701-1997 Hot-rolled low carbon steel wire rods
• GBJ 107-1987 Inspection and evaluation of concrete strength
• GBJ 146-1990 Technical code for application of fly ash concrete
• GBJ 321-1990 Quality inspection and assessment of prefabricated concrete structural members
• YB/T 038-93 Low alloy steel wire for prestressed concrete

DB50/T 5011-1999 history

• 1999 DB50/T 5011-1999 Operation specification for extrusion technique of prestressed concrete hollow cored slab