Structural steelwork
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Rehabilitation of the Bridge over the Rierna – Personico
As part of the rehabilitation project for the bridge over the Rierna in Personico, we built the load-bearing structure of the bridge in structural steelwork, weighing a total of approximately 16 tonnes over an overall length of 22 metres. The structure was pre-assembled in the workshop and transported in one piece to the site...
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AIL SA – Extension of the Administrative Building at the Muzzano Operations Centre – CCC 272 Metalwork
Following our success in the public tender launched by Aziende Industriali di Lugano (AIL), in 2018 and 2019 we carried out the metalwork for the extension of the administrative building at the Muzzano operations centre. Specifically, our work comprised enlarging the existing emergency staircase and fully enclosing it...
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FEDRO – N2 EP04 – Lot 301 Quinto Section Route – Motorway Gantries in Structural Steelwork
During the night between Tuesday 26 and Wednesday 27 June we completed the installation of 3 structural steel gantries, previously fabricated in our workshop, which serve as the load-bearing structure for the subsequent installation of the motorway signage. The installation took place with the motorway closed to traffic, using...
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New Life for the Ponte Vecchio in Torricella Taverne
As part of the reconstruction of the bridge on Via Ponte Vecchio in Taverne, we were commissioned by our client Edilistrada SA to fabricate and install the structural steelwork and road safety works (crash barriers and railings). The longitudinal girders (box girders) were built from 35 mm thick heavy plates, flame-cut, rolled...
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Structural Steelwork for the Penthouse of the Building on Parcel 443 – Massagno
As part of the renovation of the top floor of a private building in Massagno, commissioned by the architectural firm Mischa Groh, we built the new structural steelwork forming the new penthouse. The steelwork consists of columns and beams in HEB/HEM sections, mechanically connected and painted for corrosivity category C2, for a...
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Istituto di Ricerca e Biomedicina IRB – Bellinzona
Commissioned by Ennio Ferrari SA, which was awarded the main construction works for the new IRB Campus, we built the load-bearing structural steel columns with fire-protection coating. The steel elements, made of 150×150 mm steel tubes with wall thicknesses varying according to their position, were treated with an R60...
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Structural Steelwork and Metal Grating Cladding at the ETF Building – Lot 733 ATG Camorino
Commissioned by our client Manci & Marti SA, we fabricated and installed the hot-dip galvanised structural steelwork connecting the two reinforced concrete rooms on the roof of the ETF building in Camorino. We then clad the two façades and covered the roof with galvanised iron gratings, for a total of approx. 600 square metres...
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Supporting Structural Steelwork and Gorduno Stream Crossing – Intermunicipal Aqueduct of Bellinzona and Surroundings – Lot 4b
For our direct client Manicini & Marti SA, we fabricated and installed a structural steel support for the utilities crossing the Gorduno stream, owned by Aziende Municipalizzate di Bellinzona. To complete the work, anti-slip cover plates were installed as a walkway, together with fall-protection railings on both sides of the...
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FEDRO – N2 EP04 – Lot 202 Airolo Section Route – Motorway Gantries in Structural Steelwork
For our client Consortium Quintai Lot 202, we fabricated and installed 9 structural steel gantries, previously produced in our workshop, which serve as the load-bearing structure for the subsequent installation of the motorway signage. The installation took place with the motorway closed to traffic, using a special 30-tonne...
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Consortium Arge Mons Ceneris – Alptransit Camorino Junction – Sheds for the Railway Technology Installation of the Ceneri Base Tunnel
On behalf of our client Arge Mons Ceneris (Pizzarotti Suisse SA, Marti Tunnelbau AG, GCF s.p.a.), we fabricated and installed 4 sheds for the railway technology site installations used to fit out the Ceneri railway tunnel. We processed a total of 173 tonnes of steel and installed 6,700 m² of roofing and façade cladding. The...
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New Cadenazzo Recycling Centre – Canopy, Walkways and Sliding Gate
Following our success in the public tender launched by the Municipality of Cadenazzo for the construction of the new recycling centre, we fabricated and erected the structural steel canopy with its insulated-panel cladding and roofing, the walkways above the tanks and the automated double-leaf entrance gate. The engineering...
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Lot ATG 640.3 Bodio – Noise Barriers
On behalf of our client Ennio Ferrari SA, at ATG lot 640.3 in Bodio we fabricated and installed the posts for the glazed noise barriers at the southern exit of the Gotthard Base Tunnel. The posts, made of IPE 180 steel sections, were installed on top of the wing wall of the south portal and extend for approximately 500 metres...
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Lot ATG 733 – Camorino – Noise Barriers
On behalf of our client Mancini&Marti SA, at the ATG lot 733 railway construction site (Tombinone alla Bolla – Vigana Portal section), we fabricated and installed noise barriers on both sides of the new railway line (east and west) in order to limit the noise pollution caused by passing trains. They consist of HEB 160 S235 JR...
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Lot ATG 646-02 and Lot 646-05 Biasca – Noise Barriers
Having secured mandates at different times from two separate clients (Consortium 646-02, made up of Ennio Ferrari Sa and Mancini&Marti SA, and lot 646-05 from Edilstrada SA), we fabricated and installed noise barriers on the section between Biasca Nord and Pollegio. They consist of HEA 160 S355 J0 section posts (set in concrete...
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Garage Morisoli & Figli SA – Canopy with Overhead Crane, Doors and Windows
As part of the renovation of Garage Morsoli & Figli SA in Monte Carasso, designed by architect Jerome Wolfensberger, we supplied and installed structural steelwork for the new car wash (including a 3.2-tonne overhead crane), roofing with 4 fixed rooflights, aluminium folding doors and steel-profile windows. In total, we...
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Consortium PMQ – New SBB Maintenance and Intervention Centre for the Gotthard Base Tunnel – Protective Palisade for the Railway Line
On behalf of consortium PMQ (made up of the companies Pizzarotti (Suisse) SA, Mancini & Marti SA, Giovanni Quadri SA), we fabricated and installed approximately 400 metres of structural steel palisade to protect the railway line during the construction works for the new SBB maintenance and intervention centre in Biasca. For...
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AlpTransit Lot 761 Camorino Junction – Structural Steelwork for the Underpass of the New Cantonal Road
Commissioned by our client Manci & Marti SA, we fabricated and installed the supporting structural steelwork for the viaduct over the cantonal road on the Giubiasco–Locarno axis, at the southern side of the Camorino motorway junction. The supporting steel core consists of 10 central V-piers and two half-V end piers along a...
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