Akwa akwa mmiri nke Qinghai Kuo Ma Ri

Àkwà mmiri Kuo Mari USB dị na Tongren County Kuo Mari Road n'ofe Osimiri Longwu, bụ mpaghara dị na mgbago ugwu nke mgbanaka nke abụọ. Ngụkọta ogologo bụ 590 mita, nke mejupụtara akụkụ abụọ: n'ebe ọwụwa anyanwụ na n'ebe ọdịda anyanwụ ndọtị nke Kuomari Road na akwa gafee osimiri, isi akwa bụ 200 mita ogologo. Akwa akwa bụ otu ụlọ elu nwere oghere okpukpu abụọ nwere eriri nwere eriri nwere eriri nwere pylon yiri diamond. Àkwà mmiri ndị dị n'akụkụ ọwụwa anyanwụ na n'ebe ọdịda anyanwụ bụ àkwà mmiri ndị a rụchara arụ ọrụ nke ọma n'obere igbe girder. Ụlọ ọrụ anyị na-enyekarị ihe ndị dị ala ezumike prestressed ígwè strands na epoxy kpuchiri ogologo eriri USB maka akwa mmiri.

Enwere ngụkọta nke 14 ụzọ abụọ (ya bụ 28 ùkwù) nke eriri USB na akwa mmiri ahụ dum, nwere oghere ọkọlọtọ nke mita 6 yana ogologo ogologo eriri USB dị mita 222.34. A na-eji eriri igwe φ15.2mm epoxy kpuchie eriri igwe, nke kewara n'ime nkọwa 3, ngwugwu ọ bụla nke eriri USB nwere eriri eriri igwe 31, 37 na 43, yana akụkụ ahụ zuru oke mgbochi corrosion. nke okpukpu abụọ nke nchekwa HDPE, na helix na-edozi n'elu eriri ndị na-anọ ma na-agbakwunye damping.

A na-ahazi eriri eriri USB n'ụdị oghere oghere n'ụdị isi ihe na ụlọ elu akwa. A na-edozi njedebe esemokwu ahụ na isi ọkụ, na eriri eriri nke eriri eriri waya na-edozi n'elu ụlọ elu nke eriri USB, a na-etinyekwa ihe mkpuchi ụgbọ mmiri na mgbidi ụlọ elu n'ụdị arịlịka, na eriri USB na-adịgide adịgide. ejikọrọ na isi ọkụ na arịlịka na arịlịka ngọngọ n'èzí nke longitudinal doo.

Ihe eji arụ ọrụ nke eriri igwe eji arụ ọrụ ahụ maka kọmpụta prestressed na epoxy steel hinges maka eriri akwa na-ezute ihe achọrọ nke EN10138-3, GB / T5224 na ASTM A416, yana arụmọrụ mgbochi corrosion na-emezu ihe achọrọ nke ISO 14655. GB/T 2583-2010 na ASTM A 882/A882M-02a "Monofilament Coated Epoxy Coated Prestressed Steel Strands"; Ịrụ ọrụ nke arịlịka na-ezute ọkọlọtọ chọrọ GB / T14370-2015 "Anchors, Clamps and Connectors for Prestressed Tendons".

N'ihi na nke a oru ngo bụ otu-ụlọ elu abụọ-USB cable-anọ USB Ọdịdị, igbe girder adopts na-ewu technology nke wụsara ihe ngalaba site na ngalaba nke bracket nnukwu akụkụ. Ọnụ ọgụgụ nke ọrụ dị ukwuu na oge ihe owuwu ahụ bụ kọmpat, iji hụ na ọganihu na-aga nke ọma nke ihe owuwu ahụ na zuru ezu na nhazi oge ma ọ bụ tupu oge eruo, a na-eme atụmatụ na ihu abụọ na-arụ ọrụ na-arụ ọrụ na-arụ ọrụ n'akụkụ abụọ nke akụkụ transverse nke. akwa akwa bụ symmetrical n'otu oge ahụ maka iwu nke eriri abụọ nke eriri USB.

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