Poland - Construction of hydraulic engineering facilities

Description

The subject of the contract has been divided into the following parts (hereinafter: "Package"):I. Reconstruction of internal forest roads in the area of the Szklarska Poręba Forest Inspectorate, No. 32, 30, 36, 38, 39, 40, 41A, 43, 42, 41 and 8, by converting culverts into culverts with a total length of 164.0 mb on roads with a total length of 35 858.0 mb and demolishing old culverts.II. Reconstruction of internal forest roads within the area of the Szklarska Poręba Forest Inspectorate, no. 17, 19SZ, 80, 94, 97, 77, 91, 92, 59, 78J, 24, 15 and 18 through the reconstruction of culverts into culverts with a higher light and no. 63 and 65, through the construction of 2 fords with a total length of 154,0 mb on roads with a total length of 26 539,00 mb and demolition of old culverts.The offer can be submitted for one or several parts.
Construction works - Reconstruction of internal forest roads in the area of the Szklarska Poręba Forest Inspectorate, No. 32, 30, 36, 38, 39, 40, 41A, 43, 42, 41 and 8, by converting culverts into culverts with a total length of 164.0 mb on roads with a total length of 35 858.0 mb and demolition of old culverts.The scope of work concerns- dismantling the old culverts with the material deposited at the side of the roadside, - preparing the ground by levelling the bottom, excavating the trenches for the benches, - making reinforced concrete benches for the prefabricated elements of the culvert on a "wet" basis, - laying prefabricated elements of the culvert in a "C" shape, - laying (alternatively) 1 element as a cascade manhole,- laying prefabricated elements of the outlet walls,- insulation made of tar paper, backfilling, embankment and reconstruction of the surface,- strengthening the bottom before the inlet, in the culvert and behind the outlet with a field stone,- strengthening the slope of the culvert, ditch and stream with a stone in concrete,- making "sockets" for posts of protective barriers. Construction works - Reconstruction of internal forest roads in the area of the Szklarska Poręba Forest Inspectorate, numbers 17, 19SZ, 80, 94, 97, 77, 91, 92, 59, 78J, 24, 15 and 18 through the reconstruction of culverts for culverts with higher light and numbers 63 and 65, through the construction of 2 fords with a total length of 154.0 mb on roads with a total length of 26 539.00mb and demolition of old culverts.The scope of work concerns:- culverts:- Demolition of the old culvert with the material deposited at the side of the road, - Preparation of the ground by levelling the bottom, excavation of the trench for the benches, - Preparation of reinforced concrete benches for the prefabricated elements of the culvert on "wet", - Laying prefabricated elements of the culvert in the shape of "C", - Laying (alternatively) 1 element as a cascade manhole,- laying prefabricated elements of outlet walls,- insulation made of tar paper, backfilling, embankment and reconstruction of the surface,- strengthening the bottom in front of the inlet, in the culvert and behind the outlet with fieldstone,- strengthening the slope of the culvert, ditch and stream with stone in concrete,- making "nests" for posts of protective barriers,- beards:- removal of the fortifications from the remains of the old beard from the stone bed, - making hollows in the bottom and on slopes for the supports from the oak bar, - making decks on the bottom and slopes from the oak bar, constituting the strengthening of the bottom and slopes for the passage of vehicles and pedestrians.The detailed material scope of the subject of the contract is included in the design documentation.

Opportunity closing date

08 July 2020

Value of contract

to be confirmed