Precise Leveling in New York City

Precise Leveling in New York City

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This historic book may have numerous typos and missing text. Purchasers can usually download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1914 edition. Excerpt: ...on the east side of Public School No. 130, on the southwest corner of Ocean Parkway and Fort Hamilton Parkway. The bracket is about 40 feet from the south side of the building. (Note 22, p. 91.) Elevation, 56.781 feet. B. M. 302.--Ocean Parkway. A horizontal line in the end of a %-inch copper bolt leaded horizontally into the granite base course at the northeast corner of Public School No. 130, on the southwest corner of Ocean Parkway and Fort Hamilton Parkway. The bolt is on the north side of the building, is 6 inches from the corner, and 3% inches above the sidewalk. (Note 6, p. 90.) Elevation, 56.375 feet. B. M. 303.--Fort Hamilton Parkway. The top of the northwest corner of a granite city monument on the southwest corner of Fort Hamilton Parkway and Thirtysixth Street. The top of the monument is 1 inch above the ground. Elevation, 74.557 feet. B. M. 304.--Parkside Avenue. A square (ll) cut in the top of the southwest corner of the lowest granite step of the bicycle rest on the north side of Parkside Avenue. just north of the west end of the Parade Grounds. Elevation, 56.367 feet. B. 1I. 305.--Parkside Avenue. A square (D) cut in the center of the cement sidewalk on the south side of' Parkside Avenue, about 300 feet west of Parade Place. The bench mark is 12 feet south of the curb and is opposite the center of the Grecian Pavilion in Prospect Park. Elevation, 60.123 feet. B. M. 306.--Parkside Avenue. A cross (]) cut in the top of the southeast corner of the square base of the east column on the south side of the Grecian Pavilion in Prospect Park, just south of Parkside Avenue and about 300 feet west of Parade Place. (Note 17, p. 91.) Elevation, 70.854 feet. B. M. 307.--Parkside Avenue. The center of the top of a granite city...show more

Product details

  • Paperback | 112 pages
  • 189 x 246 x 6mm | 213g
  • Rarebooksclub.com
  • United States
  • English
  • black & white illustrations
  • 1236861205
  • 9781236861207