Steel soil composite bridge: an alternative design solution for short-span bridge towards sustainability
2017
scientific article
english
- concrete slab frame bridge
- soil steel composite bridge
- soil steel flexible culverts
- LCA
- C02 emission
- sustainable construction
- life cycle assessment
- global warming
- climate change
EN The construction sector is a major source of greenhouse gases. Under the increasing concern about climate change and growing construction activities, the whole sector is challenged to shift focus toward sustainable solutions. The traditional procurement often prioritizes technical and economic viability, while their environmental performance is overlooked. Today’s designers are urged to seek new design options to reduce environmental burdens. Sweden owns more than 24574 bridges, most of which are short spans. Among them, the slab frame bridge (CFB) is a common solution. Soil steel composite bridge (SSCB), alternatively, is a functional equivalent solution to CFB and shows advantages in low cost and easy construction. This paper compares the environmental performance between these two bridge types based on life cycle assessment (LCA). The analysis and its results show that the SSCB is preferable over CFB in most of the examined environmental indicators.
91 - 101
CC BY-SA (attribution - share alike)
public
4
4