Sebakeng sa polokeho ea motlakase, haholo dibakeng tse kotsi, ho utloisisa phapang lipakeng tsa mabokose a mateano a thibelang ho phatloha le mabokose a likotopo ho bohlokoa. Liphapang tsa bohlokoa ke tsena:
1. Ts'ebetso ea Mabokose a Conduit: Mosebetsi oa bona o ka sehloohong ke ho roala le ho arola lithapo, e tsejoang hape ka hore ke conduit boxing, e itshetlehileng ka bolelele ba terata. Mohlala, ha o hokela lipeipi tse tharo tsa masenke, ho hlokeha lebokose la khoele la mofuta oa BHC-G3/4-B la litsela tse tharo tsa ho phatloha.
2. Likaroloana tse ka hare ho Mabokose a Junction: Mabokose ana a na le likholomo tsa terminal ho boloka le ho aba lithapo. Ka papiso, mabokose a conduit hangata ha a na letho ka hare.
3. Sehlopha sa Polokeho: Mabokose a conduit a oela tlas'a Exe ‘tshireletso e eketsehileng‘ sehlopha, ha mabokose a mateano a khetholloa e le Exd ‘flameproof. Leha e na le litlhaloso tse tšoanang tsa likarolo tse 6, boima ba tsona bo fapana ka lebaka la lihlopha tsena.
Kakaretso ena e khuts'oane e ikemiselitse ho fana ka ho hlaka ho likarolo tsena tsa bohlokoa maemong a atisang ho phatloha, ho etsa bonnete ba likhetho tse nang le tsebo le ho kenya motlakase o sireletsehileng.