Bs En 12390-2:2019 [portable] -

To prevent loss of cement paste or water during casting.

The concrete must be filled in layers to ensure full density without segregation. Acceptable compaction methods include: bs en 12390-2:2019

Specimens must be cast in molds that comply with . Molds should be: Non-reactive: Materials must not affect the concrete. To prevent loss of cement paste or water during casting

Providing a reliable framework for Quality Control (QC) and compliance with structural designs. 🛠️ Key Procedures and Requirements 1. Apparatus and Molds bs en 12390-2:2019

Once demolded, specimens must be cured until the time of testing. Standard methods include:

Treated with a non-reactive release agent for easy demolding. 2. Filling and Compaction

Using a vibrating table or internal "poker" vibrator. Hand Compaction: Using a standard tamping rod or bar.