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Umkhiqizo

I-Benkelman Deflection Beam/Beckman Deflection Instrument

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I-Benkelman deflection beam/insimbi yokuchezuka ye-Beckman

Indlela ye-Beckman beam iyindlela efanelekile yokulinganisa inani lokuchezuka elinwebekayo lendawo yomgwaqo ngaphansi kokulayisha okumile noma ukulayisha okuhamba kancane kakhulu, futhi ingabonisa kahle wonke amandla omgwaqo.

1) Amalungiselelo ngaphambi kokuhlolwa

(1) Hlola futhi ugcine imoto evamile ukuze ilinganiswe isesimweni esihle nokusebenza kwamabhuleki, futhi ishubhu yangaphakathi yesondo ihlangabezana nengcindezi eshiwo yokwehla kwamandla emali.

(2) Layisha (amabhulokhi ensimbi noma ama-aggregate) ethangini lemoto, futhi ukale isisindo sengqikithi ye-asi yangemuva ngebhalansi yaphansi, ehlangabezana nemithetho edingekayo yomthwalo we-asikilisi.Umthwalo we-ekseli akufanele ushintshwe ngesikhathi sokushayela nokukalwa kwemoto.

(3) Linganisa indawo okuxhumene kuyo namasondo;sebenzisa ujeke ukuze ujekise i-asi yangemuva yemoto emgwaqeni oqinile oyisicaba futhi obushelelezi, wendlala iphepha elisha lekhabhoni ngaphansi kwesondo, bese uphonsa ngobumnene ujeke ukuze uphrinte izimpawu zethayi ephepheni legrafu, Sebenzisa iplanometer noma indlela yesikwele yokubala. ukukala indawo yokuthinta amathayi, inembile ibe ngu-0.1cm2.

(4) Hlola ukuzwela kwenkomba yokudayela kwegeji yokuchezuka.

(5) Lapho ukala endaweni egandaywe yitiyela, sebenzisa ithemometha yomgwaqo ukuze ulinganise izinga lokushisa kanye nezinga lokushisa lomgwaqo ngesikhathi sokuhlolwa (izinga lokushisa liyashintsha usuku lonke futhi kufanele likalwe nganoma yisiphi isikhathi), futhi uthole izinga lokushisa elivamile langaphambilini. Izinsuku ezi-5 (izinga lokushisa eliphakeme lansuku zonke kanye nezinga lokushisa elincane lansuku zonke) esiteshini sezulu.Izinga lokushisa elimaphakathi).

(6) Rekhoda izinto, ukwakheka, ukujiya, ukwakhiwa kanye nokugcinwa kwetiyela eligandaywe kahle ngesikhathi sokwakha noma sakha kabusha.

2) Izinyathelo zokuhlola

(1) Hlela amaphuzu okulinganisa esigabeni sokuhlola, ibanga elincike ezidingweni zokuhlola.Amaphuzu okulinganisa kufanele abe sebhandeni lethrekhi yamasondo emzileni wethrafikhi futhi amakwe ngopende omhlophe noma ushoki.(2) Qondanisa igebe elingemuva lesondo lemoto yokuhlola endaweni engaba ngu-3 ~ 5cm ngemuva kwendawo yokulinganisa.

(3) Faka igeji yokuchezuka esikhaleni esiphakathi kwamasondo angemuva emoto, ngokuhambisana nesiqondiso semoto, ingalo yohlaka akumele ithinte isondo, bese kuthi igeji yokuchezuka ibekwe endaweni yokulinganisa (3 ~ 5cm). phambi kwenkaba yesikhala sesondo), Futhi faka inkomba yokudayela kwintonga yokulinganisa yegeji yokuchezuka, lungisa igeji yokudayela ibe nguziro, cindezela kancane igeji yokuchezuka ngomunwe wakho, bese uhlola ukuthi igeji yokudayela ibuyela kuziro yini. ngokuzinza.Imitha yokuchezuka ingakalwa ohlangothini olulodwa noma ezinhlangothini zombili ngesikhathi esisodwa.(4) Umhloli ushaya impempe ukuze ayale imoto ukuthi iye phambili kancane, futhi inkomba yokudayela iyaqhubeka nokuzungeza phambili njengoba ukuwohloka komgwaqo kwanda.Uma izandla zewashi zithuthela enanini eliphezulu, funda ngokushesha ukufunda kokuqala kwe-L1.Imoto isaqhubekela phambili, futhi isandla sijikela kwelinye icala: Ngemva kokuthi imoto isiphumile endaweni engase iphambuke (ngaphezu kuka-3m), shaya ikhwela noma uzulise ifulegi elibomvu ukuze iyale ukuma.Funda ukufundwa kokugcina kwe-L2 ngemuva kokuthi izandla zewashi zizungeza ngokuzinzile.Ijubane lokuya phambili lemoto kufanele libe ngu-5km/h.

Umhloli wokuchezuka kwe-pavementIsihloli sokuchezuka kwe-Pavement rebound

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