40 
BULLETIN 1279, U. S. DEPARTMENT OF AGRICULTURE 
Table 11. — Rural road mileage by types and highway systems as existing January 1 
1922, and mileage of each type built during 1921 in each State — Continued 
NEVADA 
State roads 
County roads Forest roads All rural roads 
Type 
Total, 
Jan. 1, 
1922 
Built, 
1921 
Total, 
Jan. 1, 
1922 
Built, 
1921 
Total, 
Jan. 1, 
1922 
Built, 
1921 
X 1 ' 1921 
Unimproved earth . . 
Miles 
1, 884. 5 
Miles 
Miles 
22, 867. 3 
305. 8 
Miles Miles 
1 25. 660. 2 
13. 78. 8 
Miles 
3.0 
Miles Miles 
25, 412. i 25. 
Partly graded and 
384. 6 < 16 
Earth to definite 
grade with perma- 
nent drainage 
92.1 
10.4 
110.8 
9.7 
92. 1 9 7 
10.4 
64.2 
15.1 
3.6 
2.0 
125. 9 66. 2 
Surface-treated mae- 
3.6 
. 5 
28.0 
.- 
Portland cement con- 
1.8 
28.0 1.8 
Total 
2, 126. 3 
75.7 
23, 191. 8 
40. 739. i 3. 1 26. 057. 1 118. 7 
1 New roads laid out but not improved. 
NEW HAMPSHIRE 
State trunk 
lines 
State roads j BWjgld 
Town roads 
All rural 
roads 
Type 
Total 
Jan. 1, 
1922 
Built 
1921 
Total 
Jan. 1, 
1922 
Built 
1921 
Total 
Jan. 1, 
1922 
Built 
1921 
Total 
Jan. 1, 
1922 
Built 
1921 
Total 
Jan. 1, 
1922 
Built 
1921 
Miles 
166.8 
109.0 
15.3 
Miles 
Miles 
Miles 
Miles 
Miles 
Miles 
10, 550. 1 
1, 000. 
76.0 
90.9 
Miles 
Miles 
10, 716. 9 
1.169.0 
Miles 
Partly graded and drained 

Earth to definite grade with 
permanent drainage 
0.4 51.5 
33.4 76.3 
1. 1. 8 
120.4 
| 470.7 
1 36.2 
5.2 
38.8 
1.1 
263.2 5.6 
Gravel 
730.5 
27.6 

1, 368. 4 72. 2 
65. 6 2. 1 
122. 6 . 2 
49. 7 3. 2 
29. 5 8. 
1.0 .6 
54.6 - 
.2 
Bituminous macadam 1 47.2 3.2 
Bituminous concrete 1 27.9 > 5.5 
. 
.9 
"~-~.~9~ 
1.6 
I 

1.6 
M 
Total... 
1 
1. 362. 5 44. 3 
131.2 
1.6 
628. 2 1 46. 
11,718.6 
13,840.5 91.9 
The trunk lines form the main State system; the "State roads'" are located practically entirely wiiliin 
the White Mountains. 
