Renovation of a bridge on San in Jarosław along the regional road No. 865 Jarosław-Bełżec, km 1+450.00 includes road and bridge works. The existing structure consists of three freely supported truss x-spans; span - 60,5 m each. These are trusses with a half-through construction and the widthwise spacing of girders of 8,6 m. Truss girders have wind bracings in the lower and upper section. Within the renovation of the existing bridge, removal of the concrete which fills it and „Zoresa” section, and their replacement with an RCC slab, 21cm thick, made from concrete C35/45, is expected. In the metal studge flaming, which consists of transoms and ledgers, it is expected to replace the corroded extreme ledgers and strengthen the extreme field of the transom’s webs. The bridge’s steel structure shall be cleaned and provided with anti-corrosive coating. Works shall be performed at reversible lane operation with traffic lights. The scope and order of works execution includes: disassembly of the deck, disassembly of the steel balustrade, cleaning the steel bridge structure along with provision of anti-corrosive coating, replacement of extreme ledgers, strenghtening the extreme fields of the transom fields, execution of an RCC sidewalk slab, assembly of the deck fittings, execution of pavement on carriageways and sidewalks, resurfacing of the existing pillar caps, chipping off abutmnet walls, execution of transition plates, execution of RCC abutment walls, placing anti-corrosive coating on concrete pavements, replacement of inspection trolleys, renovation of slope stairs along with the strengthening of abutment cones, execution of carriageway structures on access roads, reconstruction of sidewalks and ramps. After the renovation, the load class of the structure shall be defined as “C”. Total length of the deck shall amount to 185,24m; width: 12,52m. The structure shall not have an elongated slope along the entire spans, but it shall only have a fall on the deck, at the width of the gutter, between the storm inlets 0,5%. The crossfall on sidewalks and the carriageway shall be 2% and 3% respectively. Access roads shall be adapted to G-class road parameters.

Basic parameters:

• Steel - 13,7 tons
• Concrete - 750 m3
• Steel structure - 152 tons

Anti-corrosive coating of the steel structure - 15000 m2

Customer:

Regional Road Administration of Podkarpacie in Rzeszów

Contract Value:

11 044 330 PLN / 2 635 878.28 EUR
1 EUR = 4.19

Year:

12/2008 – 09/2010