IMG_4187
Isfahan office address: Isfahan - Imam Khomeini Street - Basij Street
Project Title:NAJAFI Interchange
Client:Hamedan Municipality
Partnered Consultant:Hexa Consulting Engineers Co.
Type of Contract:EPCProject
Location:Hamedan city, Iran
Project Description:Engineering, Procurement, and Construction of a three-level interchange, including two overpass bridges in two separate grades and six loops and access ramps in order to improve the traffic flow of the junction.
• Both +1 and +2 levels of the interchange are overpasses in form of Post-Tensioned Prestressed Bridge with an in situ concrete voided slab deck.
• The overpass of +1 level has the total length of 700 m, which the deck part is 234 m long, 27 m wide and has the maximum height of 8.3 m from the ground level consisting of 11 spans with the maximum span length of 44 m.
• The overpass of +2 level has the total length of 940 m, which the deck part is 600 m long, 8 m wide and has the maximum height of 17 m from the ground level consisting of 18 spans with the maximum span length of 45 m.
• The substructure of the decks consists of in situ concrete piles and the access ramps retaining walls are in form of reinforced soil with steel straps and precast concrete segments.
Key Statistics:• Area of Bridges Deck: 11,000 m²
• Prestressing Strand (Tendons): 240 tons
• Reinforcement and Steel Works: 3,000 tons
• Formwork: 33,000 m²
• Concrete: 29,000 m³
• Pile Drilling: 5,400 ml
• Wall Precast Segments: 3,300 m²
• Earthworks: 41,000 m³
• Asphalt Surfacing: 5,100 tons