1. BS EN 14770. Bitumen and bituminous binders. Determination of complex shear modulus and phase angle. Dynamic Shear Rheometer (DSR). (24th February 2022) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (24 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
2. BS EN 14771. Bitumen and bituminous binders. Determination of the flexural creep stiffness. Bending Beam Rheometer (BBR). (24th February 2022) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (20 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗