Construction, repair and demolition of buildings, roads, public highways and waterworks such as canal building, railway (excluding railway track) embankments, piers, tunnels, underground track, elevated roadways, bridges, viaducts, dams, drainage work, cleaning work, aqueducts, irrigation and salvage operations, hydro-electric schemes, hydraulic plant, gas piping, pipelines, construction of support material (e.g. mine frames) and all other types of heavy construction work, marine work such as draglining, dredging, piledriving, draining and construction of ports and of naval installations, wells, airports, sports grounds, golf courses, swimming pools, tennis courts, car parks, communications systems such as telephone and telegraph lines and all other work carried out by private enterprises or by the Government.
Gradnja, popravilo in rušenje stavb, cest, javnih cest in vodna dela, kot so gradnja kanalov, železniških (razen železniških tirov) nasipov, pomolov, predorov, tirov za podzemno železnico, dvignjenih cest, mostov, viaduktov, jezov, drenažna dela, očiščevalna dela, vodovodi, postopki namakanja in reševanja, hidroelektrični programi, hidravlične naprave, plinovodi, cevovodi, izgradnja podpornih materialov (npr. rudarskih sistemov) in vse druge vrste težjih gradbenih del, kot so pomorska dela, kot je odstranjevanje podvodnega rastlinstva, bagranje, drenaža in izgradnja pristanišč in plovnih objektov, vrtin, letališč, športnih igrišč, igrišč za golf, bazenov, teniških igrišč, parkirišč, komunikacijskih sistemov, kot so telefonske in telegrafske linije, in vse drugo delo, ki ga izvajajo zasebna podjetja ali vlada.