SBS.J 
FOUNDATIONS FOR SCHOOL BUILDINGS. 
73 
Summary of records of boring* made in New York and vicinity— Continued. 
2. BORINGS IN THE BOROUGH OF MANHATTAN— Continued. 
Location. 
Miscellaneous— Foundation s for school 
buildings— Continued . 
65 feet north and 1 foot west of 
1046. 
136 feet west of 1048 
145th street, 325 feet east of 
Broadway. a 
475 feet east of Broadway 
146th street, 325 feet east of 
Broadway. 
475 feet east of Broadway 
100 feet north and 75 feet east of 
1050. 
119th street, 118 feet west of Sec- 
ond avenue. & 
270 feet west of Second avenue. 
120th street, 110 feet west of Sec- 
ond avenue. 
260 feet west of Second avenue . 
101 feet north and 66 feet west of 
1054. 
35 feet north of 116th street c — 
450 feet east of Lenox avenue. . 
600 feet east of Lenox avenue.. 
117th street, 450 feet east of Lenox 
avenue. 
600 feet east of Lenox avenue.. 
65 feet north and 75 feet east of 
1059. 
82d street, 100 feet east of Second 
avenue. d 
250 feet east of Second avenue. . 
56 feet north of 1064 
150 feet east of 1066 
Depth of boring to rock. 
As given. 
Referred 
to U. S. 
datum, 
Sandy 
Hook. 
-13 
-18. 33 
-23. 58 
86 
-28. 41 
81 
-17 
95 
-17.16 
95 
-29. 41 
80 
-15. 91 
2 
-27.41 
-10 
-25. 58 
-11 
-18.91 
- 4 
--17.75 

—29. 25 
- 8 
-28 
- 7 
—30. 66 
- 8 
-23. 91 
_ 2 
-27. 50 
- 6 
-10. 25 
45 
- 9.50 
46 
-10.83 
44 
- 6.08 
49 
Kind of rock, if known. 
Granite. 
Do. 
Do. 
Do. 
Do. 
Do. 
Do. 
Do. 
Do. 
Do. 
Do. 
Do. 
Do. 
Do. 
Do. 
Do. 
Do. 
1 ' Gneiss. 
Do. 
Do. 
Do. 
a Datum of Nos. 1050-1053 is point on curb 475 feet east of Broadway on 146th street. 
b Datum of Nos. 1054-1058 is point on curb 270 feet west of Second avenue. 
c Datum of Nos. 1059-1063 is point on 117th street curb 450 feet east of Lenox avenue. 
d Datum of Nos. 1064-1067 is point on 82d street curb 100 feet east of Second avenue. 
