The subject of the contract is the performance of maintenance works on rivers located in the area of operation of the Management of the Basin in Zamość.
The contracting authority divided the order into 7 lots, each lot is a separate object of the contract.
The scope of maintenance works in individual parts of the contract mainly includes: mowing vegetation from the slopes and the bottom of the watercourse along with raking, cutting and grubbing up medium density of bushes. A detailed description of the order, divided into parts, has been presented in the bill of quantities and the technical specifications for the execution and acceptance of maintenance works, which are attachments to the ToR.
Maintenance of the Sierotka River at 1 + 900–2 + 290, 2 + 850–4 + 500, 4 + 500–8 + 000 - NW KrasnystawThe subject of the contract is to maintain the Sierotka River at 1 + 900–2 + 290, 2 + 850–4 + 500, 4 + 500–8 + 000 - NW Krasnystaw.
The scope of the contract includes:
- manual mowing of thick hard lichen from slopes and soft thick lichen from the bottom of the watercourse along with raking,
- grubbing up medium density bushes and undergrowth with mechanical grinding,
- backhoe desludging of watercourses with a bottom width up to 1.6 m with a 30 cm desludged layer - 300 m at 7 + 700-8 + 000 km,
- placement of silt with bulldozers after desilting from linear excavations up to 1 m
The detailed scope of the order is provided in the ToR.
River maintenance: Kalinówka at 0 + 000–1 + 952, 2 + 252–14 + 210 km; Inflow from under the Rudka (Lubańka watercourse) at 0 + 000-0 + 256 km; Olszanka at 0 + 000–4 + 000 km - NW KrasnystawThe object of the contract is to maintain the Kalinówka river at 0 + 000–1 + 952, 2 + 252–14 + 210 km; Inflow from under the Rudka (Lubańka watercourse) at 0 + 000-0 + 256 km; Olszanka at 0 + 000–4 + 000 km - NW Krasnystaw.
The scope of the contract includes:
- manual mowing of thick hard lichen from slopes and soft thick lichen from the bottom of the watercourse along with raking,
- manual shearing and grubbing up medium density of bushes and undergrowth with mechanical grinding,
- hacking of root plants, surface of the water surface in places over 60%.
The detailed scope of the order is provided in the ToR.
River maintenance: A Kamionka ureg. at km 0 + 000-9 + 820; Dąbrówka at 0 + 000–3 + 500 km; A Jeziorany ureg. at 0 + 000-1 + 920 km, 2 + 720-6 + 850; A Pigeon at 0 + 000-10 + 519 km; Czerwonka I at 0 + 000-10 + 390 km - NW LubartówThe subject of the contract is to maintain the rivers: A Kamionka ureg. at km 0 + 000-9 + 820; Dąbrówka at 0 + 000–3 + 500 km; A Jeziorany ureg. at 0 + 000-1 + 920 km, 2 + 720-6 + 850; A Pigeon at 0 + 000-10 + 519 km; Czerwonka I at 0 + 000-10 + 390 km - NW Lubartów.
The scope of the contract includes:
- manual mowing of thick hard lichen from slopes with raking,
- manual mowing along with raking of lichen from the bottom of the watercourse,
- cutting and grubbing up medium density of bushes and undergrowth with mechanical shredding of shrubs, shoots and shoots.
The detailed scope of the order is provided in the ToR.
Maintenance of the Mogielnica River (Mogilnica) at 2 + 120–19 + 925, 21 + 375–31 + 500 - NW ŁęcznaThe subject of the contract is to maintain the Mogielnica (Mogilnica) river at 2 + 120–19 + 925, 21 + 375–31 + 500 - NW Łęczna.
The scope of the contract includes:
- manual cutting of slopes and bottoms with raking,
- manual cutting of bushes along with mechanical fragmentation of cut bushes,
- bottom hacking from root plants, mirror surface over 60%,
- desludging at the bottom width of 2.0 m with a 20 cm layer along with the spreading - 945 mb.
The detailed scope of the order is provided in the ToR
River maintenance: Konotopa at 0 + 000–19 + 800 km, Peony at 23 + 670–36 + 150, 36 + 210–36 + 880 - NW ParczewThe subject of the contract is the maintenance of the rivers: Konotopa at 0 + 000–19 + 800 km, Peony at 23 + 670–36 + 150, 36 + 210–36 + 880 - NW Parczew.
The scope of the contract includes:
- manual removal of lichen from the slopes and the bottom of the watercourse along with raking,
- mechanical mowing with lichen mower from lichen from the towing belt at km 0 + 490-1 + 450 and from embankments and the embankment crown at km 2 + 730–4 + 180 (Konotopa river),
- removal of a floating plant coat,
- cutting and grubbing up medium density of bushes and undergrowth with mechanical shredding of shrubs, shoots and shoots.
The detailed scope of the order is provided in the ToR.
Maintenance of the Białka River at 0 + 000–34 + 480 km - NW Radzyń PodlaskiThe subject of the contract is to maintain the Białka River at 0 + 000-34 + 480 km - NW Radzyń Podlaski.
The scope of the contract includes:
- manual mowing of lichen from slopes and the bottom of the watercourse along with raking,
- mechanical grubbing up of rare shrubs with mechanical chopping of the branches.
The detailed scope of the order is provided in the ToR.
River maintenance: Irenka at 0 + 000–0 + 820, 1 + 660–12 + 088; The Z Channel at 0 + 000–2 + 740 km; Zalesianka at 1 + 490–5 + 220, 9 + 260–13 + 750, 14 + 010–17 + 630 - NW RykiThe subject of the contract is the maintenance of the rivers: Irenka at 0 + 000-0 + 820, 1 + 660-12 + 088; The Z Channel at 0 + 000–2 + 740 km; Zalesianka at 1 + 490-5 + 220, 9 + 260-13 + 750, 14 + 010-17 + 630 - NW Ryki.
The scope of the contract includes;
- manual mowing of lichen from slopes and the bottom of the watercourse along with raking,
- mechanical grubbing up of rare bushes together with mechanical shredding of branches,
- mechanical desludging of the watercourse with a bottom width up to 2.0 m with a thickness of the desludged layer 20 cm together with the layout of silt after mechanical desludging - 820 m and 70 m,
- hacking when the water level overgrows over 60%,
- cleaning the pipe cultures from silt (Zalesianka River),
- bandage made of fascine 140m (Irenka River).
The detailed scope of the order is provided in the ToR