FOEMS FOE SPECIFICATIONS, ETC., FOE EOAD MATEEIALS. 39 
(Name and location of laboratory:) 
Report on Sample of Gravel or Sand. 
Laboratory No. 
Name 
Identification marks 
Submitted by Title 
Sampled , 191— . Received 
Sampled from 
Quantity represented 
Source of material 
Location used or to be used 
Examined for 
(Date reported.) 
Address. 
., 191. 
., 191— 
TEST RESULTS. 
Sand. 
Mechanical analysis. 
Gravel. 
Mechanical analysis. 
Fraction. 
Per cent. 
Fraction. 
Per cent. 
Retained 3-inch screen 
II Passing 3-inch retained 2\ inch 
. Passing 2-inch retained \\ inch 
Passiner i-irtch screen 
Passing 100 mesh retained 200 mesh 
Total 
1 
) 
Total 
Per cent of wear 

! 
Tensile strength (cement-sand 
Sample sand. 
Standard Ottawa sand. 
briquettes, 1:3). 
3-day. 
7-day. 
28-day. 
3-day. 
7-day. 
28-day. 
1 
2 
3 
4 
5 
1 
I i I . . . 
1 ! i 
Remarks : 
Respectfully submitted, 
(Title). 
