mmeghe ngwaahịa
Ngwongwo igbe ígwè mejupụtara efere dị n'elu, efere ala, webụ, nkebi transverse na longitudinal na transverse stiffeners. Ụdị akụkụ ya nke a na-ejikarị eme ihe gụnyere otu igbe otu ọnụ ụlọ, otu igbe atọ, ime ụlọ okpukpu abụọ, igbe igbe atọ, otu ọnụ ụlọ nke ọtụtụ igbe, trapezoid na-atụgharị na ntanetị nwere mmasị, otu igbe multi-ụlọ nwere ihe karịrị ya. 3 webs, ewepụghị ígwè igbe girder, wdg N'etiti ha, ndị kasị n'ọtụtụ ebe na-eji ígwè igbe girder ngalaba bụ abụọ-igbe otu-ụlọ, na multi-igbe otu-ọnụ ụlọ na-eji maka àkwà mmiri na ibu akwa widths. Ọkpụkpụ igbe nchara dị larịị nwere obere nha nke ịdị elu ya ruo n'obosara, a na-ejikwa ya maka rịbọn dị ka àkwà mmiri nkwusioru, àkwà mmiri ndị nwere eriri, na àkwà mmiri. A naghị eji ya eme ihe na àkwà mmiri ọkụ. Otu igbe igbe igwe dị iche iche nke nwere ihe karịrị 3 webs adịghị mfe ịmepụta na ịwụnye ya, ya mere a na-ejikarị ya eme ihe.
A na-ekewa ya n'ọtụtụ akụkụ beam maka nrụpụta na ntinye, na akụkụ obe ya nwere njirimara nke ọdịdị obosara na nke dị larịị, akụkụ akụkụ ahụ ruru ihe dịka 1:10. Ngwongwo igbe ígwè na-etolitekarị site na ịgbado ọkụ n'ụzọ zuru ezu n'elu efere elu, efere ala, webụ, na nkebi transverse, nkebi ogologo na ihe siri ike. Efere dị n'elu bụ akwa akwa orthotropic nke nwere efere mkpuchi na ihe siri ike ogologo. The ọkpụrụkpụ nke ọ bụla efere nke a-ahụkarị ígwè igbe girder nwere ike ịbụ: cover ọkpụrụkpụ 14mm, longitudinal U-ekara ọgịrịga ọkpụrụkpụ 6mm, elu ọnụ obosara 320mm, ala ọnụ obosara 170mm, elu 260mm, spacing 620mm; ọkpụrụkpụ nke efere ala 10mm, ogologo U-ụdị stiffeners; Ọkpụrụkpụ nke webụ ahụ chọrọ bụ 14mm, ọkpụrụkpụ nke webụ etiti bụ 9mm; oghere nke transverse partitions bụ 4.0m, na ọkpụrụkpụ bụ 12mm; Ogologo osisi ahụ bụ 2-3.5 m.
Uru ngwaahịa
1. Ịdị arọ na nchekwa ihe
2. Na-ehulata na torsional siri ike dị ukwuu
3. Ntinye dị mfe, ọnụ ala dị ala, obere okirikiri
4. Nkwenye na ịdị mma na ọnụ ọgụgụ, na ntụkwasị obi dị elu.
5. Ịrụ ọrụ dị elu na nchekwa dị elu
6. A na-ejikarị eme ihe
Ngwa ngwaahịa
N'ihi ụdị nhazi ya, a na-ejikarị igbe igbe ígwè eme ihe maka igbe igbe ime obodo na ramp ígwè; ihe owuwu oge okporo ụzọ nzukọ ogologo-span cable-anọ akwa, nkwusioru akwa, arch bridge stiffening girder na pedestrian àkwà mmiri ígwè igbe girder.
