Nonferrous Metal (except Copper and Aluminum) Rolling Sand Electric Power Transmission Nonferrous Metal (except Copper and Aluminum) Rolling Copper Rolling Construction Copper Rolling Other Aluminum Rolling Investigation Agriculture Construction

Gravel Control, safety, signalling and light equipment Sections Construction, foundation and surface works for highways, roads Publications Control, safety or signalling equipment for inland waterways Asphalt Wells construction work Document creation, drawing, imaging, scheduling and productivity software package Control, safety or signalling equipment for parking facilities Construction work Command, control, communication systems Document creation, drawing, imaging, scheduling and productivity software development services Control, safety or signalling equipment for port installations Command, control, communication and computer systems Trees Pressure-reducing, control, check or safety valves Granules, chippings, stone powder, pebbles, gravel, broken and crushed stone, stone mixtures, sand-gr... Live plants, bulbs, roots, cuttings and slips Resurfacing works Control, safety or signalling equipment for roads Goods used in construction Architectural, construction, engineering and inspection services Gravel, sand, crushed stone and aggregates Control, safety or signalling equipment for airports Dates Beacons

Asphalts Asphalt Traffic control Gravel

APEC Countries North America Northern America

Civil Works Building Non-Renewable Energy Supply Solar Photovoltaic PV Energy Postal and Courier Services Roads and Highways-Bridge Infrastructure Printing and Publishing Cement and Asbestos Products Railways-Rail-Railroad Defence and Security Construction Energy-Power and Electrical Computer Hardwares and Consumables Steel Building Material Construction Materials Marine