Wróblew

Task name: Demolition of the existing bridge and construction of a culvert across ditch R-A in the line of the national road no. 12 in Wróblew.

Investor: GDDKiA  Oddział w Łodzi

General Contractor: Nowak-Mosty Sp. z o.o.

Scope:

– demolition of the existing bridge.

– construction of a new steel culvert, made of corrugated galvanised steel plate

– reconstruction of the road surface on the culvert and its access roads

Structure’s technical parameters:

• Structure: flattened pipe
• horizontal clearance gauge 1.80 m
• vertical clearance gauge 1.20 m
• number of holes: 1
• length along the axis of the lower arch 22.88 m
• upper arch 20.48 m
• stone aggregate strip foundation
• designed load-bearing capacity: 500 kN

Road’s technical parameters:

• Design speed limit – 50km/h in developed land
• Traffic load category: KR5
• Road lane width: 3.5 m + outer strip 0.5 m = 4.0 m
• Soft shoulder width 1.5 m
• Protective barriers N2, W1, B within the border of the soft shoulder
• Bitumen road surface

The engineering structure is located in Wróblew in the line of the national road no. 12.

load class – A acc. to PN-85/S-10030

Obstacle(s): specific drainage ditch R-A-12

Delivery time: start date: 09/04/2018; end date: 30/09/2018