Aja-grit ngwakọta: e ji mara

Aja-grit ngwakọta, nke a maara site acronym PGS mejupụtara pasent 50 nke dropouts na otu ego nke rubble. Ọdịnaya nke ikpeazụ mgwa, ma ọ bụ gravel kwesịrị dịkarịa ala 15% nke ngụkọta arọ. Nke a ihe onwunwe na-enwetara site ndinuak nkume nzu, ebe a nwere ike ekewet eke dịgasị iche iche.

general nkọwa

Aja-grit ngwakọta nwere magburu onwe drainage e ji mara na dịtụ ala na-eri. Abụọ ndị a na-eme ka ihe na-ewu ewu na ndozi na-ewu. Ọ bụ mma ruru eru maka oru n'ígwé na mmejuputa ụzọ ọrụ. Mejupụtara oké mkpa mgbe itinye ihe, na ndị ọzọ na n'ezigbo ebe. Ọ na-aghọ akụkụ na kreenu runways. Ala ọdabara mejupụtara Inwe ụgbọ okporo ígwè embankments, nakwa dị ka ke imewe nke korota mixes.

PGS nhazi ọkwa

Aja-grit ngwakọta nwere ike mma ma ọ bụ eke, nke mbụ nke nke na-emepụta site eke inwetara. Tinyere ihe ndị ọzọ, ọ bụ omume na-igbunye ụfọdụ iche iche nke ihe, gụnyere C2, nke pụtara factionalism n'ime 20 millimeters. Mgbe ọ na-abịa ihe ndị mejupụtara nke acronym C4 ma ọ bụ C5, mgbe ahụ, tupu ị na-a nta nke ruo 80 millimeters. C6 designation nwekwara egosi factionalism n'etiti 0 na 40 millimeters. The ire nwere ike hụrụ na C12, nke pụtara na Nsonye nke ruo 10 millimeters. Dabere na nzube nke ngwakọta nwere ike nke ndị na-esonụ ụdị: mkpuchi a isi motorways na airfields, maka ballasting ụgbọ okporo ígwè embankments na imewe nke korota mixes.

Iji gravel-ájá

Aja-grit ngwakọta, dabere na ngwa, nwere ụfọdụ àgwà e ji mara. N'ihi ya, gravel, ájá na-eji maka na okporo ụzọ na airfields, ike na-enye ndị chọrọ mkpuchi ike ma ọ bụ isi. Tinyere ihe ndị ọzọ, ọ na-eji na-ewusi roadsides. Ájá nke na-eji maka ballasting embankments eji na nzukọ nke tracks ná mgbanwe nke cross okporo ụzọ osisi ike na na ọdịiche nke abụọ dịanyā si aga otu na na ọ bụ n'ihi n'ozuzu nzube tract. Na ya mmepụta a ghọtara ndinuak technology serpentinite. The ahụ nwetara dị ka a N'ihi ya, size ekwesịghị gafere 25 millimeters.

Mwute nkume-ájá ngwakọta (GOST 9128-97, jiri nlezianya Ẹda n'oge rụpụta) ga-eji na-agbanye mixtures, na bụ a ihe onwunwe nke na-enwetara na usoro nke ndinuak nkume. The mejupụtara na-eji dị ka ịnweta akụrụngwa nke ngwakọta na-emepụta. The ahụ nwere ike ịdị iche na size site 1 20 millimeters.

Isi qualitative uru

Mwute nkume na ájá ngwakọta nke C4 na-tụnyere a net rubble. Nke ikpeazụ zaa maka a dịgasị iche iche nke na-egosi. N'etiti ha, e nwere mkpa ka igbunye a ala na-eri, elu akara quality, nakwa dị ka a pụtara dị mfe usoro nke iji. N'ihi na kọwara ngwakọta nwere a mejupụtara nke ájá, ajịrịja nkume na-echi ọnụ n'ala nkume, ndị ikpeazụ Njirimara nke mixtures emetụta àgwà nke atọ components. Of otu dị mkpa bụ ike nke rubble, karịa ogo uru nke bụ M1400. Nke a na nhọrọ na-eburu a mma nkume elu-ike ihe. Ọ gaghị ekwe omume na-na-anọrọ na ntu oyi, nke nwere a njikere mere ájá-grit ngwakọta. Ha ika nwere ike zụrụ na ahịa nke na-ewu ihe. The kasị PGS na F300 marking. Ọdịnaya nke ájá na ụrọ ahụ nwere ike iru 20%, a nhọrọ ga-atụle mgbe ịzụrụ ihe.

ọgwụgwụ

Aja-grit ngwakọta nwere a plurality nke n'àgwà ọma, ọtụtụ n'ime ha na e depụtara na isiokwu. Ọ bụrụ na ị na-ekpebi iji maka owuwu nke kọwara Ọdịdị, ọ dị mkpa iji nweta ịmara ndị mbụ ahịa. The nkezi na-eri nke ụlọ ihe na bases nke taa - banyere 400 rubles kwa cubic mita, nke a pụrụ ịkpọ a ezi uche price, nke nwere ike imeli ihe ọ bụla ga-eme n'ọdịnihu nwe a onwe ụlọ. Ma ọ bụ - ma otu n'ime uru nke kọwara ihe onwunwe.