Iron or steel tanks Tenders , Storage tanks Tenders , Sludge-storage tanks Tenders , Water tanks Tenders , Elevators and conveyors Tenders , Pneumatic elevators or conveyors Tenders , Conveyors Tenders , Bucket-type, continuous-action elevators or conveyors Tenders , Belt-type continuous-action elevators or conveyors Tenders , Armoured-faced conveyors (AFCS) for mining Tenders , Lifting, handling, loading or unloading machinery Tenders , Parts of lifting and handling equipment Tenders , Ventilation equipment Tenders , Water-purifying apparatus Tenders , Weighing machinery and scales Tenders , Machinery for mining, quarrying and construction Tenders , Civil engineering machinery Tenders , Closed-circuit surveillance system(CCTV) Tenders , Trolleys Tenders , Works for complete or part construction and civil engineering work Tenders , construction work for public conveniences and public toilet Tenders , construction work for drainage,sewerage,highways, roads, airfields and railways Tenders , Construction work for highways, roads Tenders , Road construction works Tenders , construction work for ring road Tenders , construction work for secondary road Tenders , construction work for trunk road Tenders , construction work for road junction Tenders , construction work for t-junction Tenders , construction work for paths and other metalled surfaces Tenders , construction work for access road Tenders , construction work for slip road Tenders , Foundation work for roads Tenders , Flatwork for zoo Tenders , Repair, maintenance and associated services related to roads and other equipment Tenders , Solid Waste management Services Tenders