Construction-site supervision services – water-wastewater infrastructure project Ploče Tender

Original: Construction-site supervision services – USLUGA NADZORA RADOVA U OKVIRU PROJEKTA IZGRADNJA VODNO KOMUNALNE INFRASTRUKTURE AGLOMERACIJE PLOČE

Neretvansko-primorsko-vrgorski vodovod d.o.o. za vodoopskrbu i odvodnju otpadnih voda

About this tender

Construction site supervision services for the Water Infrastructure Development Project of the Ploče Agglomeration. The contract includes expert supervision (civil, mechanical, technological, electrical, and other disciplines) in accordance with Croatian construction laws and FIDIC standard conditions. Activity 1 encompasses construction of wastewater collection and drainage systems and rehabilitation of water supply network, including gravity collectors (31,679.43 m), pressure pipelines (5,284.31 m), water pipe sanitation (14,876.28 m), drainage network construction (16,274.60 m), drainage system rehabilitation (695.20 m), incident overflow construction (92.78 m), and 25 pumping stations. Activity 2 includes design and construction of a wastewater treatment facility (capacity ~9,000 ES) and submarine outfall (2,365 m). Services include supervision during design, permitting, construction, testing, technical inspections, and warranty period defect remediation.

Bidder eligibility

Bidders must meet the eligibility requirements set out in the procurement documentation. Professional supervision services require appropriate technical qualifications and experience in construction supervision under FIDIC conditions (Red Book for civil/engineering works, Yellow Book for mechanical/electrical/design-build projects). Registration with relevant professional bodies in Croatia and demonstrated experience in similar water infrastructure projects required.

Lots

• Lot 1: Supervision of Wastewater Collection and Drainage Systems and Water Supply Network Rehabilitation

  Construction supervision for wastewater collection system, drainage network, and water supply rehabilitation including gravity collectors (31,679.43 m), pressure pipelines (5,284.31 m), water pipe sanitation (14,876.28 m), drainage networks (16,274.60 m), system rehabilitation (695.20 m), overflow construction (92.78 m), and 25 pumping stations. Includes design, permitting, testing, technical inspections, and warranty defect remediation.

• Lot 2: Supervision of Wastewater Treatment Facility Design and Construction and Submarine Outfall

  Design and construction supervision for wastewater treatment facility with mechanical treatment capacity of approximately 9,000 ES and submarine outfall of 2,365 m total length. Includes design (preliminary, main, detailed, as-built), permitting, facility construction with equipment supply and installation, commissioning, staff training, performance verification and testing, technical inspection per FIDIC Yellow Book conditions.

Key requirements

• ✓Expert supervision of water and wastewater infrastructure construction (31.7 km gravity collectors, 5.3 km pressure pipelines, 14.9 km water-supply rehabilitation, 16.3 km SDNU, 25 pumping stations)
• ✓Multidisciplinary technical oversight: civil, mechanical, technological, electrical, and other engineering disciplines per Croatian Building Law and FIDIC Red Book (1999) and Yellow Book (1999) contract conditions
• ✓Responsibility for design-phase project execution, completion testing, technical inspection, and defect remediation during warranty period

CPV codes

Relevant sectors

About this sector

Sustainable buildings funding covers low-energy new build, deep retrofit, building performance data and healthier indoor environments. Public owners procure design and works through tenders, while grants support innovation and community schemes. Bids are usually judged on measured performance, cost and delivery experience in occupied buildings.