North Macedonia - Gravel, sand, crushed stone and aggregates - Supply of stone aggregate for winter road maintenance for the Skopje, Avtopat, Veles, Shtip and Bitola branches

Supply of crushed limestone aggregate (abrasive material) for winter road maintenance, divided into five lots. Total planned quantity: 22,076 m3. Lot 1: 2-5 mm, 2,505 m3; Lot 2: 4-8 mm, Skopje, 5,600 m3; Lot 3: 4-8 mm, Veles, 3,500 m3; Lot 4: 4-8 mm, Shtip, 3,416 m3; Lot 5: 4-8 mm, Bitola, 7,055 m3. Twelve-month framework agreements with one economic operator for each lot, without reopening competition. Individual contracts are planned. National notice 17064/2026, published on 2 October 2026. The deadline for answering questions is 27 October 2026 at 15:30 local time (UTC+01:00). Planned quantities: Avtopat Branch 1,295 m3; Shtip Branch 310 m3; Bitola Branch 900 m3. Total 2,505 m3. Maximum distance from the quarry to each relevant branch: 100 km. Crushed limestone aggregate, 2-5 mm. Quality must be demonstrated by a declaration of performance containing: particle size distribution; particles smaller than 0.063 mm; loose bulk density; density; water absorption; freeze-thaw resistance; and resistance to frost, 5 cycles in MgSO4, as required by the technical specification. The documents and certificates required in the national notice and procurement documents must be provided.; Planned quantity for Skopje Branch: 5,600 m3. Maximum distance from the quarry to Skopje Branch, Madzari Section: 70 km. Crushed limestone aggregate, 4-8 mm: undersize grains max. 20%; oversize grains max. 10%; particles smaller than 0.063 mm max. 1% (MKS EN 933-1 or equivalent); shape index max. 15% (MKS EN 933-4 or equivalent); water absorption WA24 max. 1% (MKS EN 1097-6:2022 or equivalent); freeze-thaw resistance in the presence of NaCl, mass loss max. 2% (MKS EN 1367-6 or equivalent); Los Angeles coefficient <= 30 (MKS EN 1097-2:2020 or equivalent). Technical compliance must be supported by a declaration of performance and a factory production control conformity certificate issued by an accredited certification body designated by the Ministry of Economy, as specified in the procurement documents.; Planned quantity for Veles Branch: 3,500 m3. Maximum distance from the quarry to Veles Branch, Veles asphalt base: 70 km. Crushed limestone aggregate, 4-8 mm: undersize grains max. 20%; oversize grains max. 10%; particles smaller than 0.063 mm max. 1% (MKS EN 933-1 or equivalent); shape index max. 15% (MKS EN 933-4 or equivalent); water absorption WA24 max. 1% (MKS EN 1097-6:2022 or equivalent); freeze-thaw resistance in the presence of NaCl, mass loss max. 2% (MKS EN 1367-6 or equivalent); Los Angeles coefficient <= 30 (MKS EN 1097-2:2020 or equivalent). Technical compliance must be supported by a declaration of performance and a factory production control conformity certificate issued by an accredited certification body designated by the Ministry of Economy, as specified in the procurement documents.; Planned quantity for Shtip Branch: 3,416 m3. Maximum distance from the quarry to Shtip Branch, Shtip asphalt base, 10 km from the A4/A3 junction: 70 km. Crushed limestone aggregate, 4-8 mm: undersize grains max. 20%; oversize grains max. 10%; particles smaller than 0.063 mm max. 1% (MKS EN 933-1 or equivalent); shape index max. 15% (MKS EN 933-4 or equivalent); water absorption WA24 max. 1% (MKS EN 1097-6:2022 or equivalent); freeze-thaw resistance in the presence of NaCl, mass loss max. 2% (MKS EN 1367-6 or equivalent); Los Angeles coefficient <= 30 (MKS EN 1097-2:2020 or equivalent). Technical compliance must be supported by a declaration of performance and a factory production control conformity certificate issued by an accredited certification body designated by the Ministry of Economy, as specified in the procurement documents.; Planned quantity for Bitola Branch: 7,055 m3. Maximum distance from the quarry to Bitola Branch, Bitola asphalt base, Krklino village: 70 km. Crushed limestone aggregate, 4-8 mm: undersize grains max. 20%; oversize grains max. 10%; particles smaller than 0.063 mm max. 1% (MKS EN 933-1 or equivalent); shape index max. 15% (MKS EN 933-4 or equivalent); water absorption WA24 max. 1% (MKS EN 1097-6:2022 or equivalent); freeze-thaw resistance in the presence of NaCl, mass loss max. 2% (MKS EN 1367-6 or equivalent); Los Angeles coefficient <= 30 (MKS EN 1097-2:2020 or equivalent). Technical compliance must be supported by a declaration of performance and a factory production control conformity certificate issued by an accredited certification body designated by the Ministry of Economy, as specified in the procurement documents.