Performance Evaluation of Bone Glue-Modified Asphalt

Figure 2

SEM images of neat and BG-modified bitumen samples. (a) Neat binder. (b) 3% BG by weight of binder. (c) 6% BG by weight of binder. (d) 9% BG by weight of binder. (e) 12% BG by weight of binder.

(a)

(b)

(c)

(d)

(e)