Ngwaọrụ Ịnyịnya

Ụgbọ elu na-ebuli n'ime ihe gbasara mgbidi ala na mkpuchi mkpuchi bụ akụrụngwa na-ebuli pụrụ iche nke e mere iji jikwaa ihe ndị dị mgbagwoju anya na-achọsi ike nke metụtara ịrụ ọrụ nke ihe owuwu ala miri emi, gụnyere mgbidi diaphragm, mkpuchi mkpuchi, secant piles, usoro mgbidi sheet, na ọrụ jet grouting miri emi. Ụgbọ elu ndị a na-eje ozi dị ka akụrụngwa enyemaka dị mkpa nke na-enye ohere maka itinye, ịchịkwa, na ịkwado nnukwu ihe owuwu, ngwakọta nkwado, tubes tremie, na mgbidi ndu n'oge usoro mbụ dị mkpa nke ọrụ ntọala miri emi, ebe ịdị mma na nkwado ibu bụ isi na-edobe ịdị mma nke ihe owuwu na nkwado iwu. N'ịrụ mgbidi diaphragm, ụgbọ elu na-ebuli na-edobe ma na-ebelata ihe mgbidi ndu na nhazi kwụ ọtọ tupu ịmalite ịkụ trench jupụtara na slurry. N'oge nrụpụta na-aga n'ihu, ha na-asọpụrụ tubes tremie a na-eji maka itinye ihe, na-achịkwa mbata nke cages nkwado n'ime excavation na-akwado slurry, na jikwaa itinye nke panels diaphragm a na-emegharị. N'itinye mkpuchi mkpuchi—ma ọ bụ soil-cement-bentonite (SCB), cement-bentonite (CB), ma ọ bụ usoro vibro-replacement— ụgbọ elu na-ebuli na-ahụ maka itinye tubes nnweta, usoro ndu, na akụrụngwa. Maka usoro secant na tangent pile, ụgbọ elu na-ebuli na-edobe ma casing strings na-adịgide adịgide ma na usoro ndu na-adịgide adịgide. N'ọrụ jet grouting na ngwakọta ala, ụgbọ elu na-ebuli na-asọpụrụ nnukwu akpa ụlọ ọgwụ, hoses na-enye reagent, na nozzles ntinye pụrụ iche mgbe ha na-edebe ohere ọrụ n'elu ebe excavation na-aga n'ihu. Usoro ọrụ na-adabere na njikwa ụzọ ibu nchekwa: ụgbọ elu na-ebuli na-enye mmegharị kwụ ọtọ na nke lateral na njikwa ibu na-adịgide adịgide n'oge usoro ọrụ, na-ezere swinging na-adịghị njikwa, ibu na-emetụta, ma ọ bụ lateral drift nke nwere ike imebi mgbidi ndu, mebie njirimara nkwado slurry, ma ọ bụ mebie nhazi nke ngwaọrụ ọrụ. A ga-ekesa nrụgide ahịrị ibu site na ebe a na-enyocha asambodo na ihe ndị a na-ebuli, na ihe ndị na-emetụta na-atụle mmegharị ikpo okwu na mmetụta nke ịrị elu. Ụgbọ elu na-ebuli na mpaghara a na-ejikarị ụgbọ elu lattice boom na-agba ọsọ (20–100 t ikike), ụgbọ elu pedestal etinyere na saịtị ọrụ (ịrụ ọrụ na-adịgide adịgide), ma ọ bụ ụgbọ elu na-agba n'ala maka excavation n'akụkụ mmiri. Nhazi gụnyere lifts otu ahịrị (tubes tremie, mgbidi ndu), multi-point spreader bars nwere usoro nkwado ibu (cages nkwado buru ibu, panels mgbidi ndu), na akpa hook nwere cell ibu eletrọnịkị maka nlekota n'oge. Usoro ndị a na-emepe emepe na-ejikọta radar anti-collision, ihe ngosi nke ibu moment (LMI), na mgbakwunye boom nwere geometry mgbanwe maka ọrụ n'ime ebe na-adịghị mma n'elu trenches na-aga n'ihu. Ihe ndị a na-eji ịhọrọ gụnyere ikike ibuli achọrọ na radius kachasị, nkwado nke ikpo okwu n'okpuru ibu na-aga n'ihu, ịdị elu kwụ ọtọ n'ime ebe a na-achịkwa, mgbochi radius, ihe achọrọ maka ịtie, na asambodo n'okpuru EN 12951 (Ihe achọrọ nchekwa maka ụgbọ elu na-agba ọsọ), EN 13000 (Ụgbọ elu na-agba ọsọ—Nchekwa), na ISO 4305 (Ụgbọ elu—nkọwa). Ndị na-arụ ọrụ ga-enwe asambodo ụgbọ elu na-agba ọsọ a na-ahụ maka (IPAF, CCNR, ma ọ bụ nke yiri ya) na-egosi ikike na omume pụrụ iche na ntọala miri emi n'okpuru atụmatụ ibu a na-enyocha.