1) Bophahamo ba siling, boholo le sebopeho li lokela ho fihlela litlhoko tsa moralo;

2) Thepa, mefuta-futa, litlhaloso, mohlala le 'mala oa thepa e shebaneng e lokela ho finyella litlhoko tsa moralo;

3) Ho kenngoa ha thepa e shebaneng le eona e lokela ho ba e tiileng le e thata;

4) Bophara ba ho kopanya pakeng tsa thepa e shebaneng le keel e lokela ho ba kholo ho feta 2/3 ea bophara ba sebaka sa ho beha keel;

5) Thepa, litlhaloso, sebaka sa ho kenya le mokhoa oa ho hokahanya oa boom le keel li lokela ho finyella litlhoko tsa moralo;

6) Metal booms le keels lokela ho tšoaroa ka holim'a anti-corrosion;li-keels tsa lehong li lokela ho phekoloa ka ho thibela ho bola le ho thibela mollo;

7) Boom le keel ea morero oa siling e tlameha ho kenngoa ka thata.

8) Bokaholimo ba thepa e shebaneng le eona e lokela ho hloeka, e ts'oane ka 'mala, e se na likhohlano, mapetsong le mefokolo;

9) Ho kopana pakeng tsa phanele e khabisitsoeng le keel e pepesitsoeng e lokela ho ba e boreleli le e tsitsitseng, 'me sefaha se lokela ho otloloha le ho lumellana ka bophara;

10) Maemo a mabone, li-detectors tsa mosi, li-sprinklers, li-air outlet grate le lisebelisoa tse ling holim'a veneer li lokela ho ba tse utloahalang le tse ntle, 'me ho amana ha sepakapaka ho lokela ho ba ka tsela e tsitsitseng le e thata;

11) Manonyeletso a keel ea tšepe a lokela ho ba a bataletseng, a tsitsitseng, a ts'oane ka 'mala,' me a se ke a hlola a e-ba le li-scratches, abrasions le mefokolo e meng ea holim'a metsi;

12) Keel ea lehong e lokela ho ba e bataletseng, e otlolohileng ebile e se na ho arohana;

13) Mefuta e fapa-fapaneng le ho beha botenya ba lisebelisoa tse monyang molumo tse tlatsitsoeng siling e emisitsoeng li lokela ho finyella litlhoko tsa moralo, 'me ho be le mehato ea ho thibela ho hasana.

Re lokela ho etsa'ng haeba siling e sa batalle ka mor'a hore siling ea boto ea fiber ea diminerale e phethoe?

Mehato ya tlhokomelo:

1) Likhopo tse leketlileng li tlameha ho otlolloa, 'me ho hlokahala phekolo e khahlanong le mafome.Sebaka se pakeng tsa lintlha tse leketlileng se lokela ho laoloa ka hare ho 1200mm, 900mm e buelloa, 'me ho kenngoa ho tiile' me ha ho na ho hlephile;

2) Ho behoa ha siling ho nepahetse, 'me ho kenngoa ha arching ho lokela ho baloa ho fumana hore na bophahamo ba arching ke bofe, eseng ka tlase ho 1/200 ea nako e khutšoanyane ea kamore;

3) Mabone a boima le lisebelisoa tse boima li thibetsoe ho kenngoa keel ea morero oa siling ka lebaka la likhopo tse khethehileng tse leketlileng.