Sand-the masanganiswa: unhu

Sand-the nezvakavhenganiswa, izvo anozivikanwa Acronym PGS inoumbwa 50 muzana dropouts uye zvakafanana muturunhuru. Zviri rokupedzisira chirungiso, kana mavhu anofanira kanenge 15% of zvachose uremu. Izvi zvinhu inotengwa nokupwanywa reraimu, pano zvinogona kunzi ayo dzinongoitika-siyana.

tsananguro mukuru

Sand-the muvhenganiswa ane wakanaka abudise unhu uye vade mutengo. Izvi zviviri kuti zvinhu rakakurumbira zvikuru kugadzirisa uye kuvakwa. It unonyatsokodzera Simbiso akaturikidzana ari Implementation mugwagwa mabasa. Zvinoumba kuvapo kana kushandisa kongiri, uye dzimwe yakagadzirwa nzvimbo. It anova mugove uye kondo runways. Kwose kushanda sezvamunoita mwero njanji embankments, uyewo kugadzirwa kwezvinhu Asphalt mixes.

PGS kupatsanura

Sand-the muvhenganiswa anogona yemwoyo kana dzinongoitika, okutanga rinobudiswa dzinongoitika vapfume. Pakati pezvimwe zvinhu, zvinokwanisika kuti govera mamwe mapoka nezvinhu, kusanganisira C2, izvo zvinoreva rweNhengo mukati 20 millimeters. Kana totaura Kuronga Acronym C4 kana C5, ipapo pamberi penyu chikamu 80 millimeters. C6 rokuti rinoratidzawo kuti rweNhengo pakati 0 uye 40 millimeters. The Kutengeswa inogona kuonekwa uye C12, izvo zvinoratidza kuti unyorwe anosvika 10 millimeters. Zvichienderana chinangwa musanganiswa angava marudzi anotevera: yokunamisa pakadarowo motorways uye airfields, nokuti ballasting njanji embankments uye nokuda kwezvifananidzo zvaAtemisi Asphalt mixes.

Kushandisa mavhu-jecha

Sand-the nezvakavhenganiswa, zvichienderana chikumbiro, vane zvimwe unhu unhu. Saka, mavhu, jecha inoshandiswa mikuru uye airfields, inokwanisa kupa kutsvakwa unhani simba kana nechimwe. Pakati pezvimwe zvinhu, rinoshandiswa kusimbisa roadsides. Nejecha rinoshandiswa kuti ballasting embankments akashandiswa sangano pamakwara kunosiyana muchinjikwa motokari zvakanyanya uye chinosiyanisa wechipiri filler kubva yaimbovapo kuti zvinovinga vakawanda chinangwa turakiti. In yayo firimu chaitwa unorema Michina serpentinite. The nezvimedu vakawana somugumisiro, kukura haafaniri kupfuudza 25 millimeters.

Yakapwanyika ibwe-jecha muvhenganiswa (GOST 9128-97, nokungwarira Muperekedzei panguva gadzira) inogona kushandiswa Asphalt wemisanganiswa, uye ari zvinhu riri kuwanikwa mune muitiro unorema matombo. The sezvamunoita rinoshandiswa sezvo zvicherwa chezvinonhuwira musanganiswa anobudiswa. The nezvimedu anogona dzinosiyana kukura kubva 1 kusvika 20 millimeters.

Huru Qualitative zvikomborero

Yakapwanyika ibwe uye jecha musanganiswa C4 inowanzonzi anofananidzwa mambure marara. Ekupedzisira Goho zvakasiyana-siyana zviratidzo. Pakati pavo, panodikanwa kuti govera yakaderera cost, mukuru chisimbiso quality, uyewo nzira kushandiswa nokururamisira nyore. Nokuti akatsanangura musanganiswa ane Zvinoumba jecha, mavhu nowakapwanyika ibwe, chokupedzisira ehupfumi ari wemisanganiswa zvazvinoita hunhu vatatu zvinoriumba. Zvikuru kukosha ndiye simba muturunhuru, kufadza kukosha ndiro M1400. Ipfungwa ichi anotakura ibwe yakanaka kune mukuru-simba zvinhu. Hazvibviri kuti kuzviparadzanisa nevamwe uye chando, vane akagadzirira-akaita jecha-the nezvakasanganiswa. muchiso yavo inogona kutengwa pamusoro pawaitengesa zvokuvakisa. Rakajairika PGS pamwe F300 chokuguma. Zviri guruva nevhu nezvimedu anogona kusvika 20%, pfungwa iyi inofanira kuonekwa kana kutenga zvinhu.

mhedziso

Sand-the muvhenganiswa ane muzvizhinji rekuva maitiro, vakawanda vavo vave dzakanyorwa munyaya. Kana ukasarudza kushandisa pakuvaka zvinorondedzerwa mamiriro, zvinokosha kuti Kunyatsoziva chepakutanga mutengo. Avhareji Mari zvokuvakisa pamusoro nezvigadziko nhasi - vanenge 400 rubles por cubic meter, rinogona kunzi zvine mutengo, izvo havagoni kupa chero ramangwana muridzi private imba. Uye - asi mumwe zvakanakira ari zvinorondedzerwa zvinhu.