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Table 10 The amount of the construction cost reduction of the projects (IRR)

From: Evaluation of influential value engineering factors on the function of interchanges: case studies in Iran

Name and location of the interchange

Base plan’s construction cost (IRR)*

Value plan’s construction cost (IRR)*

Base plan’s total cost (IRR)*

Value plan’s total cost (IRR)*

Khawrazmi (karaj)

186,612,437,500

120,859,360,000

186,612,437,500

120,859,360,000

Rezvan-rahmat (shiraz)

133,000,000,000

118,000,000,000

256,300,000,000

138,700,000,000

Chamran-Jalal Al-e-Ahmad (Tehran)

256,606,000,000

293,717,000,000

614,377,000,000

352,460,000,000

Shahed-jadeh ghouchan (mashhad)

245,502,000,000

148,084,760,000

245,502,000,000

148,084,760,000

Simon Bolivar-Yadegar-e-Emam (Tehran)

512,185,000,000

677,449,000,000

3,445,590,000,000

2,155,609,000,000

Sepah Square (karaj)

261,554,898,000

140,882,794,360

375,383,589,610

202,194,986,465

Jomhouri Square (karaj)

50,324,296,000

23,552,210,000

72,225,429,629

33,802,131,792

Rezvan-koneh bist (mashhad)

225,000,000,000

135,000,000,000

346,000,000,000

135,000,000,000

  1. *In the year of the research (2017), each Iranian rial (IRR) was equal to $0.00003