Economic and Financial Analysis for Reinforced Soil Wall in Submerged Condition  

作　　者：Swapan Kumar Bagui Md.Joynul Abadin Sri Soumadeep Bagui 

机构地区：[1]Intercontinental Consultants&Technocrat Pvt.Ltd.,New Delhi,India [2]RHD(Roads and Highways Department),Dhka,Bangladesh [3]Blue Copper Technologies Pvt Ltd,Salt Lake,Kolkata,India

出　　处：《Journal of US-China Public Administration》2024年第1期8-19,共12页美中公共管理（英文版）

摘　　要：This paper presents an economic and financial viability of Reinforced Soil(RS)wall in submerged condition.Indian Roads Congress(IRC):Special Publication(SP):102-2014 is the basic guideline for RS wall and this guideline is silent for construction of RS wall in submerged condition.Different guidelines discourage to use RS wall in the submerged condition.Federal Highway Administration(FHWA)recommended constructing RE Wall in this condition to provide stone aggregate in reinforced zone with depth up to High Flood Level(HFL)+0.3 m along with warping using geo-textile.A case study is adopted for analysis using conventional concrete wall and reinforced earth retaining wall.Economic analysis and financial viability has been carried out considering the case study using Highway Design and Maintenance(HDM)4 Model accepted internationally.It is found that maximum Net Present Value(NPV)and Economic Internal Rate of Return(EIRR)and minimum Total Transportation Cost(TTC)are found for the case of provision conventional concrete wall.Therefore,it is concluded that conventional concrete wall is best option and this shall be considered and recommended for the case of bridge/irrigation canal to avoid failure of RS Wall.Financial analysis has also been carried out and it is found that the same option is also viable financially from the same case study.

关 键 词：NPV EIRR FIIR HDM 4 TTC HDM-4 TPC RE Wall 

分 类 号：TB3[一般工业技术—材料科学与工程]