SAMPLING AND TESTING HIGHWAY MATERIALS. 
8Y 
(Name and location of laboratory.) 
Report on Sample of Vitrified Paving Brick. 
(Date reported.) 
Laboratory No 
Trade name 
Identification marks 
Submitted by Title Address 
Sampled , 192 . . Received 
Sampled from 
Quantity represented 
Manufactured by 
Location used or to be used 
Examined for 
192. 
192. 
TEST RESULTS. 
General data. 
Average dimensions, length Width . 
Drying treatment 
Depth 
Standard hat ion data. 
Weight 
of charge 
(after 
standard- 
ization). 
Number of fresh stave liners. 
Repairs affecting barrel. 
small spheres 
Total 
Number of charges tested since last inspection, 
Running data. 
Time readings. 
Revolu- 
tion 
counter 
readings. 
Running 
notes, 
stops, 
etc. 
Beginning of test. 
Final reading 
Hours. 
Minutes. 
Seconds. 
Initial weight of 10 bricks 
Final weight of 10 bricks 
Loss of weight 
Loss of weight, per cent 
Number of bricks broken in test 
Remarks: 
Respectfully submitted, 
Maximum variation in per cent loss. 
(Title). 
