COAL-TAR AND WATER-GAS TAR CREOSOTES. 61 
Table 22. — Analyses and calculated losses of creosote from treated piling. 
Character of oils. 
Loss. 
Length 
of 
service, 
years. 
In point. 
Below water 
line. 
Above water 
line. 
Below water 
line. 
Above water 
line. 
Observer. 
Up to 
245° C. 
Up to 
270° C. 
Up to 
245° C. 
Up to 
270° C. 
Up to 
245° C. 
Up to 
270° C. 
To- 
tal. 
Aver- 
age. 
To- 
tal. 
Aver- 
age. 
38 
38 
P.ct. 
37.8 
39.5 
59.9 
61.1 
60.4 
41.8 
9.4 
Up to 
235° C. 
42.0 
7.6 
6.9 
16.1 
11.5 
P.ct. 
52.2 
51.9 
69.6 
70.9 
68.5 
48.2 
21.5 
Up to 
270° C. 
53.2 
32.3 
28.6 
38.5 
41.6 
P.ct. 
23.3 
P.ct. 
41.9 
P.ct. 
20.4 
16.8 
57.7 
48.4 
P.ct. 
31.7 
29.8 
65.9 
58.5 
P.ct. 
17.0 
P.ct. 
0.42 
P.ct. 
30.0 
31.4 
11.0 
30.0 
P.ct. 
0.79 
.83 
.54 
1.5 
Ridgway(^). 
20 
20 
20 
59.8 
52.7 
49.9 
33.3 
"Up'to" 
235° C. 
54.0 
4.1 
1.8 
4.1 
15.2 
69.3 
63.5 
58.7 
40.4 
4.6 
Up to 
270° C. 
73.4 
20.5 
24.0 
28.8 
46.1 
1.0 
20.0 
23.7 
13.0 
17.7 
.05 
1.0 
1.2 
.4 
.6 
Do. 
Do. 
Do. 
30 
30 
29 
10.2 
5.8 
Up to 
235° C. 
33.3 
5.2 
""i'.2 
15.4 
30.5 
11.6 
Up to 
270° C. 
58.9 
20.5 
14.9 
9.2 
40.1 
26.0 
10.0 
.8 
.3 
Bateman(^0- 
Do. 
Mattos (57). 
Do. 
29 
22 
Do. 
20 
Do. 
18 
Do. 
Table 23. — Analyses of creosotes extracted from old timbers after various lengths of service. 
Sampk 
Tie No. 106 
Tie No. 104 
Tie No. 113 
TieNo.109 
PileNo.118 
TieNo.107 
TieNo.105 
TieNo.103 
Tie No. 110 
Paving blocks Nos. 88 and 89 
TieNo.114 
Paving blocks Nos. 90 and 91 
TieNo.108 
Tie No. 2 
TieNo.3 
TieNo.41 
TieNo.101 
Tie No. 102 
TieNo.112 
Pile No. 116 
PileNo.lll 
PileNo.117 
Pile No. 4 
Pile No. 5 
TieNo.8 
Tie No. 9 
PileNo.81 
Pile No. 82 
Pile No. 832 
PileNo.84 
PUeNo.85 
TieNo.86 
PileNo.50 
PileNo.51 
Paving block No. 52 
Paving block No. 53 
Paving blocks Nos. 54 and 55 
Conduit pipe No. 67 
Serv- 
ice. 
Yrs. 
16 
18 
18 
16 
47 
42 
1 33 
19 
19 
20 
30 
11 
23 
20 
20 
22 
24 
21 
14 
46 
46 
46 
46 
21 
22 
16 
11 
15 
7 
20 
17 
22 
29 
29 
34 
29 
29 
14 
Creo- 
sote 
per 
cubic 
foot. 
Lbs. 
4.06 
9.24 
8.01 
8.29 
7.68 
12.71 
5.08 
14.07 
13.84 
17.19 
7.41 
14.37 
5.17 
5.93 
9.03 
12.76 
11.46 
8.19 
7.21 
8.42 
8.07 
9.31 
12.61 
9.06 
12.36 
9.42 
18.34 
19.12 
8.43 
13.21 
/■H9.36 
V16.14 
17.63 
17.08 
18.81 
12.44 
/-6.07 
\ 6 5.46 
8.74 
Distillation of extracted oil. 
To 
205°. 
Per ct, 
205° 
to 
245°. 
0.47 
"2."76" 
1.26 
2.18 
.48 
Per ct, 
16.32 
9.37 
9.75 
7.08 
19.92 
9.45 
6.83 
17.78 
18.23 
20.13 
15.44 
21.03 
10.59 
15.78 
10.15 
10.46 
8.32 
18.24 
7,65 
9.44 
19.53 
22.20 
16.87 
13.56 
9.03 
6.39 
38.88 
51.50 
13.56 
19.07 
22.53 
27.60 
31.06 
26.61 
17.57 
14.41 
27.23 
245° 
to 
270° 
Per ct. 
13.24 
18.17 
18.54 
12.45 
17.58 
12.30 
10.16 
11. 88 
16.61 
10.27 
7.44 
24.45 
12.61 
8.04 
16.32 
20.34 
26.36 
12.16 
8.03 
16.92 
14.61 
20.10 
12.15 
10.52 
15.21 
10.38 
13.76 
12.35 
15.78 
12.39 
13. 47 
22.43 
18.21 
32.06 
18.78 
19.27 
10.46 
270° 
to 
320°. 
Per ct. 
20.15 
27.54 
24.96 
16.68 
20.62 
27.56 
26.11 
21.26 
23.01 
12.18 
15.68 
7.68 
28.56 
27.80 
20.54 
22.63 
23.42 
28.92 
17.58 
29.68 
18.15 
24.30 
13.25 
20.34 
29.45 
27.75 
13.12 
3.74 
14.49 
12.32 
22.63 
31.22 
36.04 
17.52 
37.52 
41.74 
27.68 
320° 
to 
420°. 
Per ct. 
24.10 
21.38 
22.42 
40.84 
14.48 
33.48 
32.17 
14.64 
12.78 
27.46 
44.96 
25.06 
20.32 
18.12 
12.63 
16.32 
29.58 
22.76 
38.88 
32.08 
17.23 
16.24 
25.37 
31.24 
13.35 
31.86 
10.08 
11.61 
19.77 
17.58 
18.58 
12.02 
8.17 
8.47 
16.62 
11.23 
19.03 
Resi- 
due 
above 
420°. 
Per ct, 
25.93 
23.01 
24.07 
22. 52 
27.11 
17.87 
23.91 
34.01 
29.11 
29.78 
16.14 
21.78 
27.87 
29.81 
40.02 
29.83 
11.86 
17.35 
27.97 
11.03 
27.03 
16.84 
32.30 
23.92 
32.91 
23.51 
24.02 
21.03 
36.13 
38.14 
22.37 
5.13 
4.13 
14.42 
8.56 
3.40 
Total. 
Perct 
99.74 
99.47 
99.74 
99.57 
99.71 
100. 66 
99.18 
99.57 
99.74 
99.82 
99.66 
100. 00 
99.95 
99.55 
99.66 
99.58 
99.54 
99.43 
100. 58 
99.15 
99.31 
99.68 
99.94 
99.58 
99.96 
99.89 
99.86 
100. 23 
99.83 
99.50 
99.58 
99.66 
99.79 
99.56 
99.73 
99.67 
99.41 
Tar 
acids. 
Cm(3.) 
0.51 
.36 
1.13 
.74 
.78 
.26 
.68 
1.19 
.37 
.87 
.62 
.76 
.54 
1.14 
.38 
.21 
1.23 
1.07 
1.78 
1.37 
1.15 
1 Twenty years as a tie and 13 years as a fence post. 
2 Treated with creosote and resin. Not analyzed. 
3 Center. 
* Under rail. 
5 Paving block No. 54. 
8 Paving block No. 55 
