Nowadays construction waste piles. For this phenomenon , this paper studied the mortar activity under different dosage of construction waste brick powder . The results show that with the increase of construction waste material content of brick powder, the mortar strength plummet .

An important part of the construction project evaluation is sustainability evaluation, based on the definition of sustainable development, combined with the highway construction project goal, sustainability evaluation factors on the connotation and impact analysis, the paper proposes the highway construction project goal sustainability evaluation index.