Nke mbụ, jiri 28 maka ọkwa ụlọ × 35mm nke simenti dị ọkpụrụkpụ.

Mee ka taịlị asphalt nke mbụ dị n'elu, jiri ihe na-arapara ahụ na-eche ihu elu, ma kwụnye ya ozugbo n'elu ụlọ ahụ n'akụkụ ala nke mkpọda ụlọ ahụ. N'otu nsọtụ nke cornice dị na mgbọrọgwụ mgbidi ahụ, oyi akwa mbụ nke taịlị asphalt na-agbatị site na 5 ruo 10 mm. Jiri ntu 50.8 mm site na ala nsọtụ abụọ ahụ na 25.4 mm site n'akụkụ, wee tinye ya n'ụzọ kwụ ọtọ n'etiti mbọ abụọ ahụ. Tinye mbọ abụọ wee jide ahịrị kwụ ọtọ.

Debe akwa mbụ nke taịlị asphalt, hichaa 167mm nke akwa mbụ nke taịlị asphalt, wee tinye taịlị asphalt dum. Hazie brik asphalt mbụ n'akụkụ nsọtụ mgbidi na nsọtụ akwa mbụ nke brik asphalt n'akụkụ cornice. Jiri mbọ aka 60.8mm site na nsọtụ abụọ ruo na ala na 35.4mm site n'akụkụ, wee tinye mbọ aka abụọ ọzọ n'akụkụ kwụ ọtọ nke mbọ aka abụọ ahụ wee pịa ahịrị kwụ ọtọ.

Debe akwa nke abụọ nke taịlị asphalt. Akụkụ nke mbụ nke brik na-eche ihu asphalt nke oyi akwa nke abụọ na-agbagharị agbagharị site na ọkara akwụkwọ site n'akụkụ nke mbụ nke brik na-eche ihu asphalt. Ala nke abụọ nke taịlị asphalt na-adaba na elu nke njikọ mma nke oyi akwa mbụ nke taịlị asphalt. Jiri ahịrị kwụ ọtọ nke a dọwara na oyi akwa mbụ nke taịlị asphalt mee ka ala nke abụọ nke taịlị asphalt yie cornice, ma tinye ntu nke abụọ nke taịlị asphalt.

Debe akwa nke atọ nke taịlị asphalt, bee agụba dum nke akwa nke mbụ nke taịlị asphalt nke akwa nke atọ nke taịlị asphalt, jiri akwa nke mbụ nke taịlị asphalt nke akwa nke abụọ nke taịlị asphalt mee ka nsọtụ ala nke akwa nke atọ nke taịlị asphalt sachaa ya na elu njikọ mma nke akwa nke abụọ nke taịlị asphalt, wee dina ma dozie ya n'usoro na oyi akwa nke atọ nke taịlị asphalt.

Kpuchie taịlị asphalt n'elu olulu mmiri. A ga-etinye taịlị asphalt nke elu ụlọ ndị na-ejikọta ọnụ na olulu mmiri n'otu oge, ma ọ bụ a ga-ewu akụkụ ọ bụla iche, a ga-etinyekwa ya ruo 75mm site na ahịrị etiti nke olulu mmiri ahụ. Mgbe ahụ, kpuchie taịlị asphalt nke olulu mmiri ahụ elu n'akụkụ otu n'ime elu ụlọ ahụ ma gbasaa n'elu olulu mmiri ahụ, nke mere na taịlị asphalt nke ikpeazụ nke oyi akwa ahụ ga-agbatị ruo n'elu ụlọ dị nso ma ọ dịkarịa ala 300 mm, wee kpuchie taịlị asphalt nke olulu mmiri ahụ n'akụkụ elu ụlọ dị nso ma gbasaa ruo na olulu mmiri na taịlị asphalt nke e tinyere na mbụ, nke a ga-akpakọta ọnụ. A ga-etinye taịlị asphalt nke olulu mmiri ahụ nke ọma n'ime olulu mmiri ahụ, a ga-edozi taịlị asphalt nke olulu mmiri ahụ site na idozi na imechi olulu mmiri ahụ.

Mgbe ị na-etinye taịlị asphalt ridge, buru ụzọ gbanwee taịlị asphalt ikpeazụ ndị e tinyere n'elu elu abụọ dị n'elu ugwu ahụ na ugwu ahụ, ka taịlị asphalt ridge ahụ wee kpuchie taịlị asphalt dị n'elu ya kpamkpam, obosara nke elu ahụ n'akụkụ abụọ nke ugwu ahụ dịkwa otu. Mgbe e dozichara ntu ahụ, jiri gluu asphalt kpuchie taịlị asphalt ahụ a na-ekpughere.