Diad industriya na panagpaalagey, baleg so nagawaan na saray luluganan a panagpaalagey. Agda labat papaaligwasen so inkaepektibo na panagpaalagey noagta mamapaabeba met ed gastos ed panagtrabaho. Diad leksab, sakey-sakey min ipaamta iray klase tan ngaran na sarayan luluganan a panagpaalagey.
1. Say managkotkot
Say sakey a managkotkot et kaslakan a luluganan a panagpaalagey, a manunan uusaren parad saray materyales a mankotkot a singa say dalin, karbon, tan bato. Nayarin naapag itan ed duaran klase: saray managkotkot na piligo tan managkotkot na piligo. Saray managkotkot so malaknab ya uusaren ed panagpaalagey, panagmina, tan arum niran lawak tan nakaukolan a kagawaan ed panagpaalagey.
2. Mas malaman
Saray panagkarga so manunan uusaren parad panagkarga tan pangiyakar ed saray materyales a singa bulsa a singa say buer, graba, tan arum niran materyales. Sikaray nibiig ed inkamaniobra tan atagey ya inkaepektibo ra. Saray panag-awit so walad amin a pasen ed saray pasen na panagpaalagey parad saray haywey, riles, tan bilding.
3. Motor Mas Grara
Say motor a grado so manunan uusaren pian ipatagey so dalin, mangusar na sakey a kiskisan pian putoten, kiskisan, panoen, tan ikompiyansa so dalin. Saya so matukoy parad saray pasen a pangipaalageyan a walaan na nanduruman klase na dalin tan saya so makanakanan piraso na kagawaan ed panagparaan na dalin tan panagpaalagey na karsada.
4. Dalan Paraan .
Saray rolyo ed karsada so manunan uusaren pian komplikadoen so dalin, saray nanlaok ya aspalto, tan arum niran materyal a pangiparaan pian napaaligwas so densidad tan inkapekder. Saratan so nayarin naapag ed duaran klase: saray ag-onkikiwas a rolyo tan saray rolyo na panag-yegyeg. Saratan so malaknab ya uusaren ed hawek, riles, tan panag-alaan na eroplano.