STB 1220-2020
Modified road bitumens. Specification

Standard No.

STB 1220-2020

Release Date

2020

Published By

BELST

Latest

STB 1220-2020

STB 1220-2020 history

• 2020 STB 1220-2020 Modified road bitumens. Specification
• 2009 STB 1220-2009 Modified road bitumens. Specifications