Concrete Mixed with CO2-Fixed Synthetic Calcium Carbonate 'Calcarbo' Adopted for the First Time in Public Works in Shiga Prefecture
NQ Score
74/100
N1 Content Completeness
8
AI Summary (NQ-processed)
Haikou Onoda Remicon, Idemitsu Kosan, and Nippon Concrete Industries announced that concrete mixed with 'Calcarbo' has been adopted for a river improvement project in Shiga Prefecture, achieving a CO2 reduction of 610kg.
AI Analysis
Frequently Asked Questions
- Q: What is Calcarbo?
- A: It is synthetic calcium carbonate that fixes CO2 from exhaust gas in concrete sludge.
- Q: What are the benefits of Calcarbo-blended concrete?
- A: It reduces cement usage, decreases CO2 emissions during production, and promotes effective use of waste materials.
- Q: Where was it first adopted?
- A: It was first adopted in river improvement projects (public works) at Sisakai and Giou-i River in Shiga Prefecture.