PROFILE ALONG BROADWAY. 
49 
Summary of records of borings made in New York and vicinity— Continued. 
2. BORINGS IN THE BOROUGH OF MANHATTAN-Continued. 
Location. 
Depth of boring to rock, 
As given. 
Referred 
to U. S. 
datum, 
Sandy 
Hook. 
Kind of rock, if known. 
Line of subway, on SUh street— Continued. 
East side of Third avenue 
Fourth avenue 
Middle of Park avenue 
Madison avenue 
Fifth avenue 
About halfway between Fifth 
avenue and Astor court. 
About halfway between Astor 
court and Sixth avenue. 
West side of Broadway 
About 300 feet east of Seventh 
avenue. 
Seventh avenue 
About halfway between Seventh 
and Eighth avenues. 
Eighth avenue 
About 400 feet east of Ninth 
avenue. 
Ninth avenue 
Profile along Broadway—Barclay street to 
38d streets' 
o 
9 
-5 to 29 
2 

21 
- 15 
6 
2 
2 
32 
- 31 
11 
• 10 
25 
34 
16 to 60 
43 
52 
30 
34 
Rock. 
Do. 
Do. 
Do. 
Do. 
Do. 
Do. 
40 
Do. 
40 
Do. 
39 
Do. 
6 
Do, 
4 
Do. 
31 
Do. 
37 
Do. 
Barclay street - 10, 15 65 Rock or bowlder. 
Parkplace -112.5 -75 Do. 
Murray street —113.5 -75 Do. 
Warrenstreet —109.2 -71 Do. 
Chambers street —100.75 -65 Do. 
Reade street -116 - 82 Do. 
Duane street -167.25 -131 Do. 
Thomas street -138.5 -104 Do. 
Worth street -147.5 -110 Do. 
Leonard street -95 —60 Do. 
Franklin street - 83. 45 — 53 Do. 
Whitestreet -105.5 - 80 Do, 
Walker street -107.2 - 88 Do, 
Lispenard street -68.25 -55 Do. 
Canalstreet -87.5 -74 Do. 
a Parsons, W. B., Trans. Am. Soc. Civil Eng., vol. 28, 1893, pp. 13-18, pi. 6, 
Bull. 270—05 4 
