designing consultation service - designing and planning water supply and drainage irrigation industrial civil agricultural and mechanical projects in group b - designing and preparing bill of quantities for water supply and drainage irrigation industrial civil agricultural and mechanical projects designing concrete canal in group b designing consultation service: - designing and planning water supply and drainage, irrigation, industrial, civil, agricultural and mechanical projects in group b. - designing and preparing bill of quantities for water supply and drainage, irrigation, industrial, civil, agricultural and mechanical projects designing concrete canal in group b.