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Construction work for pipelines, communication and power lines, for highways, roads, airfields and ra... Control, safety, signalling and light equipment Demolition, site preparation and clearance work Construction, foundation and surface works for highways, roads Control, safety or signalling equipment for inland waterways Repair, maintenance and associated services related to aircraft, railways, roads and marine equipment Business services: law, marketing, consulting, recruitment, printing and security Control, safety or signalling equipment for parking facilities Command, control, communication systems Foundation work for highways, roads, streets and footpaths Construction work for highways, roads Control, safety or signalling equipment for port installations Command, control, communication and computer systems Pressure-reducing, control, check or safety valves Other services Control, safety or signalling equipment for roads Demolition work Railway points Earthmoving work Control, safety or signalling equipment for airports

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Civil Works Building Automobiles and Auto Parts Supply Engineering Roads and Highways-Bridge Infrastructure Transportation Printing and Publishing Services Railways-Rail-Railroad Electricity Construction Consultancy Energy-Power and Electrical Sports and Leisure Computer Hardwares and Consumables Aviation Building Material