182 



W. H. WARREN. 



TABLE IVa.— COMPRESSION TESTS OF CONCRETE PRISMS. 

 Length 12 inches ; Cross Section 6 inches x 6 inches. 



Composition. 



g& 



£. c : 

 O 



C 30 



$2 



sg 



3& 



3 2,3 



1 cement, 2 fine Nepean 

 sand, 2 of f in. Nepean 

 shivers 



Ditto 



1 cement, 2 fine Nepean 

 sand, 3 of $ in. Nepean 

 shivers 



Ditto 



1 cement, 3 Nopeau grit 

 with dust 



Ditto 



1 cement 2 sand, 2 $■ inch 

 shivers 



Ditto 



Ditto 



1 cement, 2 sand, with 

 grit and dust 



Ditto 



2 



3 



4 



75 



373 



•62 





1120 



322 





1493 



6-94 



70 



373 



•52 





747 



1-58 





1493 



5-30 



72 



373 



•56 





747 



1-76 





1120 



322 



82 



373 



•64 





747 



1-58 





1120 



472 



78 



373 



1-24 





747 



376 





1120 



8-70 



69 



373 



'74 





717 



2-20 





1120 



442 



243 



373 



•69 





1120 



3-SO : 





1493 



6-98 



244 



373 



•35 





1120 



214 





1493 



355 





1865 



535 



244 



373 



•46 





1120 



243 





1493 



3-96 



237 



373 



•74 





1120 



4-46 





1493 



641 



239 



373 



•61 

 2-04 

 1-81 ' 





1120 



371 



4-41 

 444 





1493 



677 



5 



3-380 

 1-650 



963 

 4-167 

 3222 

 2-62 i 

 3-936 

 3-146 

 1-874 

 3299 

 2-000 

 1019 

 2000 

 1111 

 1-516 

 3-070 

 2-000 

 1-275 

 3-400 

 1-740 

 1137 

 6-250 

 3-000 

 2130 

 1-945 

 4-765 

 2-780 

 2-980 

 5-880 

 1-760 

 1-225 

 3335 

 2-780 

 3-230 

 1-720 

 6-100 

 2-430 



•862 



xlOe 



6 

 4241 

 3137 

 1-992 

 5-057 

 4031 

 2-609 

 4-696 

 3-618 

 3- 137 

 4- 109 

 4-031 

 2-138 

 2-120 

 1-693 

 1-264 

 3553 

 2-895 

 1-161 

 3-811 

 2-657 

 1-983 

 7513 

 4-721 

 3-897 

 3-280 

 5-718 

 4-157 

 3-493 

 3553 

 2-265 

 2157 

 4-310 

 1-287 

 1-450 

 2722 

 2-290 

 2275 

 2-402 



7 

 1773 



1618 

 1599 

 1625 

 1362 

 1649 

 1618 

 2638 



2311 



2030 

 1936 



8 

 IV. a 1 



IV. a 2 

 IV. a 3 

 IV. a 4 

 IV. a 5 

 IV. a 6 

 IV. a 1 

 IV. a 2 



IV. a 3 

 IV. a 4 

 IV. 01 



