Table  showing  results  of  tests  on  tie  timber. 
I96 
o 
J 
'2  c 
a I 
Screw  Spike- 
o ^ 
CD  CO 
00  CM 
cd  00 
01  T*l 
O L'~ 
rH  05  00 
CD  CO  1— I 
CM  05 
0>  43 
oj  0 
ro^cot- 
g 02 
2 Common  Spike 
05^  rH 
tP  Q0 
o o 
IO  t- 
05^  CD 
<xT  CO 
°°  ® oT  oQ  "3  OQ  s 
&JD  o 510  o 
m © co 
o 0 
© 
t"  o _21  42  r—c  42  -»— > — 
CM  00  QO  gq  go  cc  GO 
(M  00  D ® ® CL  05 
‘eo'cd'co'H  E-i  EH  Eh 
.5  Inches  Comp. 
L— 
05  OO 
cm  coT 
% Elastfc  Limit-  ® 
l-  o • co  00  to 
(M  O)  • O OO  <M 
T—j  I— I • 1C  (M  ^ 
Comp,  at 
Limit 
Elastic 
Weight  per  cu.  ft 
as  tested. 
Specific  Gravity 
Dry 
Percent  of  Moist- 
ure   
f ^ 
I CD 
• CD  O 
' ^ 
00 
rH 
rH 
• OO  H CO 
; 
to 
to 
to 
■ CO  CO 
CO 
CO 
rtt 
• • 05  CM 
• CM 
t> 
• CD 
CD 
• 1— t OO 
• CD 
CM 
t- 
CD 
. • rJJ  CO 
' ^ 
lO 
to 
0 
• O O 
’ 
rH 
rH 
rH 
0 
■ O 05*  OO- 
! <35 
P 
to* 
Ttt 
" CM  HO  CO 
1— 1 
co 
CM 
CM 
S bb 
go: 
<< 
<D 
o « 
pr>  -tJ  m <D 
bt  ’«  L at 
lO  CO  C3  QJ  Jh  _ 
02  P 
Oj  kH, 
<D  ~ 
a g.2 
05  02  -J-i 
c3  % 
(X)  Cg 
c$ 
o 
03 
Ua  a> 
c3  -5 
<12  p , CC 
.Stf  c3 
. ■ 
rj  CQ 
^ . O j-H  cj 
-§  S §,3  0 
P 
< 
5 
Vi 
‘*3 
c3 
at 
rSo 
D 
O 
Numer  of  Tests. 
^ ^ 1 
P W90P 
1 f f 1 
£ 
1 
p 
1 
P 
I 
CO  00  to 
1 1 1 1 1 
OO  N H Tjt  (M 
1 
CM 
to 
(M  rH  rH  rJH 
rH 
to 
(M 
PURDUE  UNIVERSITY, 
January  18,  1909. 
