İBO bulon pile in Bursa-Yenişehir high-speed train line

İBO bolt pile on Bursa-Yenişehir high-speed train line! The Court of Accounts revealed the scandal in the tender for the 75 km high-speed train line between Bursa and Yenişehir. The company, which won the tender with a price below the limit value, changed the scope of the works and the route with the approval of TCDD. At the end of 3 years, 393 million was spent against the tender amount of 423 million TL. However, only 13% of the work has been completed. The unit price of the 'İBO bolt' material, which is a type of screw pipe and is piled like a pile in tunnels to remove moisture from the soil, Sivas-Yerköy III. The part was determined as 5.46 TL in the railway, and 487 TL in Bursa-Yenişehir with a difference of one thousand 15 percent (86.69 times). The cost increase just for this reason was 80.1 million lira.
EQUAL TO 25 PERCENT OF COST
In the report of the Court of Accounts, it was stated that while an investigation was requested, 85.9 million lira was paid for the material in question and this amounted to 25 percent of the total tunnel manufacturing cost.
MATERIAL SAME PRICE DIFFERENT (TL)
Bursa-Yenisehir 86.69
Polatlı-Afyon railway 31.80
Kirikkale-Yerkoy 68
Yerkoy-Sivas 1. Cutting supply 8.60
Yerkoy-Sivas 3. 5.46 in cutting