Bridge Construction
In the field of prestressed concrete (PC) bridges, Dr. Rosignoli has led the construction of a cable-stayed bridge, 6 incrementally launched bridges, many precast beam bridges, 3.5km of bridges cast span-by-span on advancing shoring, 4.9km of bridges cast span-by-span with movable scaffolding systems (MSS), 24.8km of high-speed railway bridges, and 2 arches cast on falsework; he has also led the structural retrofitting of a cable-stayed bridge. In the field of steel-composite bridges, Dr. Rosignoli has led the construction of 3 incrementally launched bridges and 5.0km of bridges erected with ground cranes and other methods.
- Pizzarotti (2004-2005). Modena Bridges, TAV High Speed Railway, Modena, Italy. Owner: TAV. Procurement method: D/B. As contractor’s consultant on two 136m single-track PC bridges cast span-by-span with an MSS, Dr. Rosignoli wrote the quality-control method statements for the span casting process and the contractual performance requirements and technical specifications for the design and fabrication of a 105m, 900t twin-girder overhead MSS. He also performed load testing of the MSS on completion of site commissioning and provided on-site assistance during span construction and recovery of a critical operation error.
- Pizzarotti (2003-2004). Modena Bridges, TAV High Speed Railway, Modena, Italy. Owner: TAV. Procurement method: D/B. As contractor’s consultant on five 136m single-track PC bridges cast span-by-span with an MSS, Dr. Rosignoli wrote the quality-control method statements for the span casting process and the contractual performance requirements and technical specifications for the design and fabrication of a 113m, 1500t twin-truss overhead MSS. He also performed load testing of the MSS on completion of site commissioning and provided on-site assistance throughout span construction.
- Sembenelli Consulting (2003). Reggiolo Overpass, Reggio Emilia, Italy. Owner: Autostrada del Brennero. Procurement method: DBB. A skewed 26m multi-cellular PC span with width varying from 17 to 24m was designed for casting behind the abutment and launching over an electrified railroad. As designer’s subconsultant, Dr. Rosignoli provided site assistance during span construction and launching.
- Pizzarotti (2001). Modena Bridges, TAV High Speed Railway, Modena, Italy. Owner: TAV. Procurement method: D/B. As contractor’s consultant on two 136m single-track PC bridges cast span-by-span on advancing shoring, Dr. Rosignoli wrote the quality-control method statements for the span casting process and provided on-site assistance throughout construction.
- Pizzarotti (2000-2002). Modena Bridges, TAV High Speed Railway, Modena, Italy. Owner: TAV. Procurement method: D/B. This assignment included technical and technological assistance to the prime contractor for the precasting, transportation and placement of 755 high-speed railway spans in 30 months (total bridge length 24.8km). As contractor’s consultant, Dr. Rosignoli wrote quality-control method statements for the entire construction process – cage prefabrication (drilled shafts, footings, hollow piers, pier-caps and precast spans), span cage transfer, span casting, span transportation to storage platform, staged application of post-tensioning, application of permanent bearings, span finishing, final span transportation and delivery, final adjustment of support reactions, and embedding of bearings. Dr. Rosignoli also provided long-term assistance to the span precasting facility.
- Codelfa (1999-2000). Tiziano Bridge, Alessandria, Italy. Owner: Comune di Alessandria. Procurement method: D/B. This 17m-wide, 200m PC bridge was built by incrementally launching a first 8m-wide box girder, side shifting this first deck half by 9m, launching the second half of the deck, and connecting the two box girders with a cast-in-place central curb. As contractor’s consultant, Dr. Rosignoli provided on-site technical assistance throughout bridge construction.
- Delma (1998). Structural retrofit of the Wadi El-Kouf Bridge, Al-Beida, Libya. Owner: Libyan Arab Jamahiriya’s Road Department. Procurement method: DBB. A 520m rigid-stayed PC bridge designed by Morandi in the sixties required torsional stiffening, integrative post-tensioning, bearing replacement in the central closure span, and diffused localized repairs. As contractor’s consultant, Dr. Rosignoli wrote quality-control method statements for materials and construction processes and led critical phases of the structural retrofit on-site.
- Delma (1998). Structural retrofit of the Wadi El-Nagah Bridge, Derna, Libya. Owner: Libyan Arab Jamahiriya’s Road Department. Procurement method: DBB. This project included the reconstruction of the abutment and the end span of a 120m precast-beam bridge eroded by a flood. As contractor’s consultant, Dr. Rosignoli wrote quality-control method statements for materials and construction processes and led critical phases of the reconstruction on-site.
- Bonatti-Kirchner JV (1995-1997). Schrotetal Bridge, Madgeburg, Germany. Owner: DEGES. Procurement method: D/B. This project includes two 580m steel-composite box-girder bridges built by incrementally launching steel U-girders from the opposite abutments, lifting the central closure into position with strand-jacks, and casting the deck slab with a self-launching forming trolley. As contractor’s project manager, Dr. Rosignoli’s duties included bidding, coordination of pre- and post-award design, project management throughout construction, and managing contracts and claims.
- Bonatti (1993-1997). Palizzi Bridges, Milan, Italy. Owner: Metropolitana Milanese. Procurement method: D/B. This project includes two adjacent 95m PC bridges built by incremental launching over six electrified railroads. As contractor’s project manager, Dr. Rosignoli’s duties included bidding, coordination of pre- and post-award design, project management throughout construction, and managing contracts and claims.
- Bonatti (1993-1997). Palizzi Cable-Stayed Bridge, Milan, Italy. Owner: Metropolitana Milanese. Procurement method: D/B. This project includes a 160m, dual-track cable-stayed light-rail-transit bridge built by incremental launching over six electrified railroads. As contractor’s project manager, Dr. Rosignoli’s duties included bidding, coordination of pre- and post-award design, project management throughout construction, and managing contracts and claims.
- Bonatti (1992-1997). Bergamo Road Interchange, Seriate, Italy. Owner: ANAS. Procurement method: D/B. This project includes an 805m incrementally launched PC bridge, seven 3-span PC overpasses cast on advancing shoring, and a 7-lane box tunnel cast alongside Highway A4 and jacked into its embankment. As contractor’s project manager, Dr. Rosignoli’s duties included bidding, coordination of pre- and post-award design, project management throughout construction, and managing contracts and claims.
- CoLaCi JV (1990-1997). Retrofitting of Highway A15, Fornovo, Italy. Owner: Autocisa. Procurement method: D/B. This project includes 2.1km of steel-composite bridges erected with ground cranes and 1.5km of PC bridges cast span-by-span with an underslung MSS. As member of the JV’s board, Dr. Rosignoli’s duties included bidding, coordination of pre- and post-award design, project management throughout construction, and managing contracts and claims.
- RiFeNord JV (1990-1997). Quadruplication of Milan North Railway, Milan, Italy. Owner: Ferrovie Nord Milano. Procurement method: D/B. This project includes four 3-span PC railway crossings and 550m of PC slabs cast between slurry-wall diaphragms to cover two railways in service. As member of the JV’s board, Dr. Rosignoli’s duties included bidding, coordination of pre- and post-award design, project management throughout construction, and managing contracts and claims.
- Bonatti (1990-1995). Avellino Road Interchange, Avellino, Italy. Owner: Comune di Avellino. Procurement method: D/B. This project includes a 450m cut-and-cover tunnel built with anchored diaphragms and precast PC slab panels and a 380m precast-beam bridge. As contractor’s project manager, Dr. Rosignoli’s duties included bidding, coordination of pre- and post-award design, project management throughout construction, and managing contracts and claims.
- Fondovalle JV (1990-1994). Retrofitting of State Roads 308 and 523, Borgotaro, Italy. Owner: ANAS. Procurement method: D/B. This project includes 560m of steel-composite bridges erected with ground cranes, 340m of precast-beam bridges, and 1.1km of drill-and-blast tunnels. As member of the JV’s board, Dr. Rosignoli’s duties included bidding, coordination of pre- and post-award design, project management throughout construction, and managing contracts and claims.
- Bonatti (1990-1992). Taro 2 and Taro 3 Bridges for Retrofitting of Highway A15, Solignano, Italy. Owner: Autocisa. Procurement method: D/B. This project includes 560m of steel-composite bridges erected with ground cranes. As contractor’s project manager, Dr. Rosignoli’s duties included bidding, coordination of pre- and post-award design, project management throughout construction, and managing contracts and claims.
- Cogefar (1987-1990). Reconstruction Project, Lot C, Naples, Italy. Owner: Commissariato Straordinario di Governo. Procurement method: D/B. This project includes 840m of PC bridges cast span-by-span on advancing shoring and 1.8km of PC bridges cast span-by-span with a 110m, 900t overhead MSS. As contractor’s site manager, Dr. Rosignoli coordinated the pre- and post-award design and managed the project site throughout construction.
- Cogefar (1987-1990). Reconstruction Project, Lot E, Naples, Italy. Owner: Commissariato Straordinario di Governo. Procurement method: D/B. This project includes 1.9km of steel-composite bridges erected with ground cranes, a 420m steel-composite bridge built by incremental launching on 110m spans, 520m of PC bridges cast span-by-span on advancing shoring, and 660m of PC bridges cast span-by-span with the MSS of the adjacent Lot C. As contractor’s site manager, Dr. Rosignoli coordinated the pre- and post-award design and managed the project site throughout construction.
- Cogefar (1985-1987). Lot C of State Road 36, Dervio, Italy. Owner: ANAS. Procurement method: DBB. This project includes two PC arches cast on 40m-tall falsework (more than 30km of steel tubes and 25.000 joints) to protect bridges and tunnel inlets from falling boulders. As contractor’s site manager, Dr. Rosignoli managed the project site throughout construction.
- Cogefar (1982-1987). State Road 36, Lecco, Italy. Owner: ANAS. Procurement method: DBB. The first bridge construction project of Dr. Rosignoli includes 1.4km of multi-span PC bridges cast on advancing shoring and two 2.6km tunnels excavated with TBM and drill-and-blast widening. As contractor’s site manager, Dr. Rosignoli managed the project site throughout construction.