88 
ROCK FLOOR OF GREATER NEW YORK. 
[bull. 270. 
Summary of records of borings made in New York and vicinity — Continued. 
3. BORINGS IN THE OUTLYING BOROUGHS AND IN OTHER LOCALITIES NEAR NEW 
YORK— Continued. 
Location. 
Borough of the Bronx — Section along line 
of rapid transit on Westchester avenue 
and Southern boulevard — Continued. 
From 1330 about 50 feet north- 
east. 
From 1331 about 160 feet north- 
east. 
From 1332 to about 40 feet north- 
east «>f Barretto street. 
From 1 333 to about 100 feet south- 
west of East lt>7th street. 
From L334 to a little north of East 
L67th street. 
From L335 to about 120 feel far- 
ther north. 
From L336toabou1 200 feel north 
of Home street. 
From L337 north L50 feel 
Depth of boring to rock. 
As given. 
From 1338 to about 40 feel south 
of Freeman street. 
From L339 northeast 450 feet ... 
From 1340 northeast 225 feet 
From 1341 to point 25 feet north- 
east of Jennings street. 
From 1342 northeast 200 feet .... 
From 1343 to point 100 feet n< >rth- 
east of East 173d street. 
From 1344 northeast 200 feet 
From 1345 northeast 275 feet 
From 1346 to point 50 feet north- 
east of East 174th street. 
From 1347 to near 176th street. . . 
From 1348 northeast 725 feet 
From 134!) t< i about 60 feet south- 
west of East 178th street. 
From 1350 to about 25 feet north- 
east of East 180th street. 
From 1351 to Fktst 181st street . . . 
7 to 
5 to 
2 to 
4 to 
5 to 
7 to 
2 to 
8 to 
10 to 
7 to 
8 to 
t» to 
8 to 
8 
7 to 
6 to 
6 to 
3 to 
8 to 
1 to 
6 to 
Referred 
to U.S. 
datum. 
Sandy 
hook. 
43 to 58 
53 to 56 
Kind of rock, if known. 
50 to 60 
3 Rock. 
No rock. 
Rock. 
No rock. 
Rock. 
No rock. 
Rock. 
N i » rock, 
Rock. 
No rock. 
Rock. 
No rock. 
Rock. 
No rock. 
Rock. 
No rock. 
Rock. 
No rock 
Rock. 
No rock 
26 to 33 Rock. 
No rock. 
15 
32 to 43, 
15 
HI 
40 to 43 
<t 
8 
43 to 46 
10 
60 to 63 
9 
s 
64 to 67 
9 
12 
13 
40 to 66 
