EXAMINATION OF BITUMINOUS ROAD MATERIALS. 



47 



Form 93.— Rev. 



FORMS FOR REPORTING TESTS. 



FILE CARDS. 



United States Department of Agriculture, 



office of public roads and rural engineering, 



Washington, D. C. 



Sample No. 



Report on. 



Identification ms 



Known as 



Submitted by. . . 

 Examined for . . . 



°/25°C. 



General character . 

 Specific gravity 2; 



Melting point °C 



Floattestat °C ; at °C... 



Viscosity Enjler at °C c. c. specific. 



Bitumcn soluble in C82 



Free carbon (insoluble in CS 2 ) 



Ash. 



Distillation — 

 Water 



%by 

 vol. 



%by 

 wt. 



Char- 

 acter. 



First light oils... ( -110°C).. 









Second light oils . (110-170°C) . . 









Heavv oils (170-270°C)_ . 









Heavy oils (270-300°C) . . 

























Total 









Remarks. 



Date received , Date reported 



Form 77.— Rev. 



Analyst. 



United States Department of Agriculture, 

 office of public roads and rural engineering, 



Washington, D. C. 



Sample No. 



Report on . 



Identification mark 



K?io.n as 



1 I by 



Examined for 



General character 



25°C 



' point °C 



Flash point °C 



Burning point °C 



Viscosity at °C ; c. c. specific 



Ductility at 25°C. (cm.) 



Floattestat °C. time ; at "C.time. 



■ '. (mm.) 



Loss at ; °C 



Character of residue . 



.hours. 



Consistency cf residu 



(Floattestat °C. 



ifj — . 



^.Penetration at 25 °C. (mm.) 



Bitumen soluble in OS2 



Organic matter insoluble 



Inorganic matter insoluble 



'", of total bitumen insol. in 80° naphtha 



% of total bitumen insol. in CCI4 



■ ; '■'■■ ted carbon 



Eemarks. 



1 , D - repoi -'! 



07.— Rev. 



Analyst. 



United 8tates Department of Agriculture, 



of public roads and rural engineering, 

 D. C. 



Sample N». 



Report on . 

 If 









