Fig. 1. Graph of quantitative indexes evaluation and B/C analysis for the urban utility tunnel
Fig. 2. Graph of combined feasibility evaluation score for the urban utility tunnel
Fig. 3. Graph of combined feasibility evaluation of the urban utility tunnel on high-rank 20 sectors
Fig. 4. A planning program of urban utility tunnel considering feasibility and economic evaluation
Table 1. Result of a study on the quantitative feasibility evaluation index by AHP analysis (Chung and Na, 2018)
Table 2. Evaluation items of benefit ‧ cost ratio analysis for the urban utility tunnel (Cho et al., 2018)
Table 3. Result of a study on the quantitative feasibility evaluation index by AHP analysis
Table 3. Result of a study on the quantitative feasibility evaluation index by AHP analysis (continue)
Table 4. Consideration main road-lines and sectors for quantitative indexes and economic evaluation in Seoul
Table 5. Consideration main road-lines and sectors for quantitative indexes and economic evaluation in Seoul
Table 6. Quantitative indexes and economic evaluation on high rank 20 sectors
Table 6. Quantitative indexes and economic evaluation on high rank 20 sectors (continue)
Table 7. Combined feasibility evaluation of the urban utility tunnel on high rank 20 sectors
Table 7. Combined feasibility evaluation of the urban utility tunnel on high rank 20 sectors (continue)
참고문헌
- Cho, C.Y., Sim, Y.J., Kim, H.K., Lee, P.Y., Lee, M.J. (2018), "Analysis of importance by category for quantitative economic evaluation of multi-utility tunnel", Journal of Korean Tunnelling and Underground Space Association, Vol. 20, No. 1, pp. 119-130. https://doi.org/10.9711/KTAJ.2018.20.1.119
- Chung, J.S., Na, G.T. (2018), "A study on the feasibility assessment model of urban utility tunnel by analytic hierarchy process", Journal of Korean Tunnelling and Underground Space Association, Vol. 20, No. 1, pp. 131-144. https://doi.org/10.9711/KTAJ.2018.20.1.131
- Kang, Y.K., Choi, I.C. (2015), "Economic feasibility of common utility tunnel based on cost-benefit analysis", Journal of the Korean Society of Safety (KOSOS), Vol. 30, No. 5, pp. 29-36. https://doi.org/10.14346/JKOSOS.2015.30.5.29
- Lee, S.W., Sim, Y.J., Na, G.T. (2017), "A fundamental study on the development of feasibility assessment system for utility tunnel by urban patterns", Journal of Korean Tunnelling and Underground Space Association, Vol. 19, No. 1, pp. 11-27. https://doi.org/10.9711/KTAJ.2017.19.1.011
- Seong, J.H., Jung, M.H. (2017), "Determination of priorities for management to reduce collapse accident of open excavation and road sink in urban areas", Journal of Korean Tunnelling and Underground Space Association, Vol. 19, No. 3, pp. 489-501. https://doi.org/10.9711/KTAJ.2017.19.3.489
- Saaty, T.L. (2008), "Decision making with the analytic hierarchy process", International Journal of Services Sciences, Vol. 1, No. 1, pp. 83-98. https://doi.org/10.1504/IJSSCI.2008.017590
- Seoul Metropolitan Government (2014), A report of the feasibility and basic planning establishment for urban utility tunnels in Seoul, Seoul Metropolitan Government, pp. 100-115.
- Sim, Y.J., Jin, K.N., Choi, D.C., NA, G.T., Cho, Y.C. (2016), "Development of optimal design capacity assessment algorithm for urban multi-utility tunnel construction", Proceedings of the 2016 General Assembly and Annual Spring Conference of Korean Tunneling and Underground Space Association, Seoul, pp. 127-128.
- Sim, Y.J., Jin, K.N., Oh, W.J., Cho, C.Y. (2017), "Development of evaluation model for optimum design of multi-utility tunnel in urban area", Journal of Korean Tunnelling and Underground Space Association, Vol. 19, No. 3, pp. 437-447. https://doi.org/10.9711/KTAJ.2017.19.3.437
- Sim, Y.J., Jin, K.N., Oh, W.J., Cho, C.Y. (2018), "Optimal alternative decision technique of accommodation facility in multi-utility tunnel using VE/LCC analysis", Journal of Korean Tunnelling and Underground Space Association, Vol. 20, No. 2, pp. 317-329. https://doi.org/10.9711/KTAJ.2018.20.2.317