Idanwo Pavement Deflection 5.4m Beckman Beam Pavement Deflection Tester Rebound Deflection Tester 3.6 7.2m
- ọja Apejuwe
Idanwo Pavement Deflection 5.4m Beckman Beam Pavement Deflection Tester Rebound Deflection Tester 3.6 7.2m
Awọn ohun elo idanwo resilient modulus pavement (Benkelman Beam)
Ọna Beckman tan ina jẹ ọna ti o dara fun wiwọn iye iyipada rirọ ti oju opopona labẹ ikojọpọ aimi tabi ikojọpọ iyara pupọ, ati pe o le ṣe afihan agbara gbogbogbo ti oju opopona.
Iwọn iwọn:
(1) Ọna yii dara fun wiwọn ipadasẹhin ti awọn ọna opopona ati awọn pavementi lati ṣe ayẹwo agbara gbigbe gbogbo wọn ati pe o le ṣee lo ninu apẹrẹ awọn ẹya pavement.
(2) Iwọn ipadasẹhin ipadasẹhin ti ọna opopona ati ipada to rọ ti a ṣe iwọn nipasẹ ọna yii le ṣee lo fun imudani ati gbigba ipari.
(3) Yiyi pada ti ipada ti a ṣe iwọn nipasẹ ọna yii le pese ipilẹ fun ẹka iṣakoso ọna opopona lati ṣe agbekalẹ eto itọju ọna.
(4) Iyapa ti pavement idapọmọra da lori iwọn otutu ti iwọn 20 ℃.Nigbati idanwo ni awọn iwọn otutu miiran (lori iwọn 20± 2℃), iye iyipada ti pavement asphalt pẹlu sisanra ti o ju 5cm lọ yẹ ki o ṣe atunṣe nipasẹ iwọn otutu.
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