Geotextile anaghị kpara akpa

Nkọwa dị mkpirikpi:

Geotextile nke na-adịghị kpara akpa bụ agịga na-aga n'ihu na-akụ Geotextile na-abụghị nke emere site na Polyester, nke kpụrụ site na ịpị agịga na njide ọkụ, na-enye arụmọrụ kachasị mma kwa otu nha.Geotextile na-abụghị nke a kpara akpa na-enye ngwọta dị irè na nke akụ na ụba nke nkewa, filtration, drainage, nchebe na ọrụ nkwado maka ọrụ injinia.


Nkọwa ngwaahịa

Mkpado ngwaahịa

Nkọwa:

Geotextile nke na-adịghị kpara akpa bụ agịga na-aga n'ihu na-akụ Geotextile na-abụghị nke emere site na Polyester, nke kpụrụ site na ịpị agịga na njide ọkụ, na-enye arụmọrụ kachasị mma kwa otu nha.Geotextile na-abụghị nke a kpara akpa na-enye ngwọta dị irè na nke akụ na ụba nke nkewa, filtration, drainage, nchebe na ọrụ nkwado maka ọrụ injinia.

Njirimara ngwaahịa:

nzacha

mgbe mmiri na-esi n'ezi-grain na-agafe na oyi akwa na-enweghị isi, Geotextiles anaghị kpara akpa nwere ike idowe irighiri ihe dị mma.Dị ka mgbe mmiri na-esi n'ala aja na-asọba n'ime ebe a na-agbapụta gravel nke geotextile.

Nkewa

iji kewaa okpukpu abụọ nke ala nwere ihe anụ ahụ dị iche iche, dị ka nkewa nke gravel okporo ụzọ site na ihe ndị dị n'okpuru ala.

igbapu mmiri

iji kpochapu mmiri mmiri ma ọ bụ gas site na ụgbọ elu nke ákwà ahụ, nke na-eduga n'ịgbapụta ma ọ bụ ikuku nke ala, dị ka oyi akwa ikuku gas na okpu ala.

Nkwanye

imeziwanye ikike ibu ibu nke otu ihe owuwu ala, dị ka nkwado nke mgbidi ejigidere.

Mpempe data teknụzụ:

 

Nwalee Nkeji BTF10 BTF15 BTF20 BTF25 BTF30 BTF35 BTF40 BTF45 BTF50 BTF60 BTF80
Mba. Mass kwa square mita g/m2 100 150 200 250 300 350 400 450 500 600 800
1 ịdị arọ mgbanwe % -6 -6 -6 -5 -5 -5 -5 -4 -4 -4 -4
2 ọkpụrụkpụ mm 0.8 1.2 1.6 1.9 2.2 2.5 2.8 3.1 3.4 4.3 5.5
3 obosara mgbanwe % -0.5
4 Ike agbaji (MD adn XMD) KN/m 4.5 7.5 10.5 12.5 15 17.5 20.5 22.5 25 30 40
5 Ogologo ogegbajie % 40 ~ 80
6 CBR gbawaraIke KN/m 0.8 1.4 1.8 2.2 2.6 3 3.5 4 4.7 5.5 7
7 sieve nha 090 mm 0.07-0.20
8 Ọnụọgụ nke Pemeability cm/s (1.099)X (10-1 ~ 10-3)
9 Ike akwa KN/m 0.14 0.21 0.28 0.35 0.42 0.49 0.56 0.63 0.7 0.82 1.1

 

Ngwa:

1.To mesie backfill nke retaining mgbidi ma ọ bụ arịlịka ihu efere nke retaining mgbidi.Rụpụta mgbidi ma ọ bụ ihe mgbochi ejiri kechie.

2.Na-eme ka pavment na-agbanwe agbanwe, na-arụzi ihe mgbawa n'okporo ụzọ na igbochi nkwụsị na-atụgharị uche n'elu okporo ụzọ.

3.Increase nkwụsi ike nke gravel mkpọda na mesikwuru ala iji gbochie ala ozize na kefriza mmebi na obere okpomọkụ.

4.The dịpụrụ adịpụ oyi akwa n'etiti ballast na roadbed ma ọ bụ n'etiti ụzọ na nro ala.

5.The dịpụrụ adịpụ oyi akwa n'etiti wuru ndochi, rockfill ma ọ bụ ihe ubi na ntọala, ndị iche, filtration na mkwado n'etiti dị iche iche oyi kpọnwụrụ n'ígwé ala.

6.The nzacha oyi akwa nke elu-eru nke mbụ ash nchekwa dam ma ọ bụ ọdụ ọdụ, na nzacha oyi akwa nke drainage usoro na backfill nke na-ejigide mgbidi.

7.The nyo oyi akwa gburugburu drainage ọkpọkọ ma ọ bụ gravel drainage okporo mmiri.

8.The nzacha nke olulu mmiri, olulu mmiri enyemaka ma ọ bụ oblique mgbali ọkpọkọ na hydraulic engineering.

9.Geotextile iche oyi akwa n'etiti okporo ụzọ, ọdụ ụgbọ elu, ụgbọ okporo ígwè slag na wuru rockfill na ntọala.

10.Vertical ma ọ bụ kehoraizin drainage n'ime ụwa dam, na-eli n'ime ala ka dissipate pore mmiri mgbali.

11.Drainage n'azụ impervious geomembrane ma ọ bụ n'okpuru ihe mkpuchi na ụwa dams ma ọ bụ embankments


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