Duplication of Abuja-Abaji road - Airport expressway section - Nigeria
Giri flyover (with a skew of 5º)
In reinforced concrete, it is composed by No. 4 spans of 22.00 m each, with a width of 14.96 m for each carriageway.
Duplication of existing bridges:
Gwagwa (with a skew of 22.5º)
In reinforced concrete, it is composed by No. 3 spans of 20.00 m each, with a width of 14.96 m for each carriageway.
Efuna
In reinforced concrete, it is composed by No. 3 spans with a total length of 60.00 m and a width of 14.96 m for each carriageway.
Usman
In reinforced concrete, it is composed by No. 8 spans of 15.30 m with a total length of 122.40 m and a width of 14.96 m for each carriageway.
Final design (2007) for Contractors Dantata & Sawoe / Federal Ministry of Works (F.M.W.) - Nigeria.
