The bridge is composed of 4 structures, East and West Ramps, North and South bound flyovers with 52-spans PSCG, total length of 482.91m. The retrofit works are conc. shear keys, steel jackets, footing retrofit, cable restrainer, pedestal strengthening and repair of cracks; Client: Department of Public Works and Highways

The bridge is composed of three structures, Manila- Alabang Lane (301.60m, 13-spans, 12 piers), Cubao-Manila Lane (355.65m, 8-spans), Alabang-Cubao Lane (360.25m, 8-spans). All lanes with deck slab on steel girder. The retrofit works includes shear keys on abutment & piers, steel jackets and cable restrainers for all piers; Client: Department of Public Works and Highways

The bridge is a 9-span reinforced concrete deck girder with a total length of 260 meters with a clear roadway of 13.92 m. Seismic retrofitting work includes concrete shear keys on abutments and all piers and cable restrainers. Client: Department of Public Works and Highways

Rehabilitation of Ayala Bridge and Approaches alongSan Miguel, Manila, Philippines The project involves the repair & rehabilitation of the Ayala Bridge superstructures & substructures to conform to the current code. Aside from strengthening the bridge & raising it by 70 cm to increase vertical navigation clearance, the project involved the innovative revised substructure /seismic design. [...]

Detailed Retrofitting Design for Strengthening of Mac ArthurBridge, Santa Cruz, Manila, Philippines To upgrade the load carrying capacity and seismic resistance of the existing Mac Arthur Bridge to avoid major damage in the event of a strong earthquake. Detailed engineering shall include structural and foundation investigation and the preparation of technical studies, plans and drawings, [...]

The bridge is a 31-span reinforced concrete deck girder with a total length of 1100 meters. Seismic retrofitting work includes steel shear keys, steel jackets & cable restrainers; Client: Department of Public Works and Highways

Visual Examination, Documentation & Reporting of Faulty Concrete on Existing Viaduct & Stations on the Original Line-1 Mainline, Manila, Philippines The project was about the investigation & documentation of structural defects on any part or component of the ~14 km viaduct (including stations) that is essential to the stability that may be caused by faulty [...]