HKI carried out the replacement and duplication of 29 Callender Hamilton bridges across Java Island, spanning West Java, Central Java, and East Java.

• Scope of work included foundation, substructure, superstructure, ramps, main road, hotmix paving, and finishing.
• Innovative traffic management was implemented to minimize the impact on the existing high daily traffic flow.
• Construction activities at the 29 locations were carried out simultaneously.

The scope of HKI’s work on this project included foundation work, substructure and superstructure construction, ramp and main road construction, hotmix paving, and finishing. The project’s main challenge was the need for innovative traffic management to reduce the impact on the heavily congested national roads with very high daily traffic volumes.