2 
FIRST SERIES OF TABLES. 
TABLE OF CONSTANTS. No. 1. 
By which may be found the Scantlings of the following species of 
Timber, to have the same strength or deflection as those of 
Red Pine.* 
Name of the Wood. 
Standard, I Strength ,..1344) 
Red Pine J Elasticity 230000 j 
Acacia 
Ash 
Beech 
Birch, American black ... 
„ Common 
Bullet tree 
Cabacally 
Deal, Christiana 
„ Memel 
Elm 
Fir, Mar Forest 
„ New England 
Riga 
Green-heart 
Larch 
Locust tree 
Norway spars 
Oak, Adriatic 
„ African, superior quality 
„ Canadian 
„ Dantzic 
„ English 
Pine, Pitch 
„ Red, mean strength 1 341 -3 
Poon 
Teak 
Tonquin bean 
STRENGTH. 
ELASTICITY. 
Relative 
Strength. 
Depth 
to have the 
same 
strength. 
Breailth 
to have the 
strength. 
Relative 
Elasticity. 
Depth 
to have the 
same 
deflection. 
Weight 
to have the 
(amc 
deflection. 
C = S. 
1 
1 
s * 
c=E. 
1 
1-0000 
1*000 
1*000 
1*0000 
1*000 
POOO 
I '3891 
•848 
•720 
1*5972 
1*169 
•626 
1*5084 
•814 
•663 
1*1185 
1-038 
894 
1*1588 
•929 
•863 
1*3594 
1-108 
•735 
1*3526 
•860 
•739 
1*2459 
1-076 
•802 
1*4345 
•835 
•697 
1*1 186 
1-038 
*894 
1*9717 
1^404 
•507 
*6999 
-888 
1-428 
1*8735 
•731 
•534 
*9961 
•999 
1*004 
1*1577 
•929 
•864 
1*1575 
\-060 
-864 
1*2879 
•881 
•776 
1*1197 
1*038 
*893 
*7552 
1-151 
1^324 
2*6781 
1-389 
•373 
•9044 
•1051 
1-106 
2*1865 
1*298 
*457 
*8203 
M04 
1-219 
1*2327 
1*072 
*8U 
*8029 
1-116 
1-245 
1*6033 
1*170 
*623 
2*0364 
•701 
-491 
*6928 
*885 
1-443 
*7444 
1-159 
1-343 
2*0096 
1*262 
*497 
2*5572 
Oo L 
1 yjo 1 
1*0959 
-955 
-912 
1*2620 
1*081 
*792 
1*0286 
'986 
-972 
1-8940 
1*237 
*528 
1*8571 
-734 
•538 
•7983 
*928 
1*252 
1*3144 
•872 
•761 
•9507 
*983 
1*051 
1*0937 
-956 
•914 
1-5778 
1*164 
•633 
1*0621 
•970 
•942 
1*5857 
1*166 
•630 
1*2141 
•908 
*824 
1*5024 
1*145 
•665 
*9980 
1*001 
1*002 
1-0000 
1*000 
1^000 
1*6523 
•778 
*605 
1-0892 
1-029 
•918 
1-8326 
•739 
*546 
•7623 
•913 
1-311 
2*6979 
•609 
*371 
*6928 
•885 
1-443 
*9000 
1^054 
1*111 
1*0000 
1*000 
1-000 
1*0800 
*962 
*926 
Col. I. 
IL 
III. 
IV. 
V. 
VI. 
Minimum Strength. 
Mean Strength .... 
Maximum Strength 
* See Examples, page xxii. 
The values of S and E are founded upon the mean values of S and 
p. 146—148. 
Tables X. and XI. 
