| Mass Highway Geodetic Data Sheet |
| Station: | CAMBRIDGE CITY HALL CUPOLA | NGS PID # | MY3071 |
| 1934 |
| Town: | CAMBRIDGE | Quad: | BOSTON SOUTH |
| NAD83 | Northing | Easting | NAD27 | Northing | Easting |
| (meters) | 901915.267 | 232476.045 | (survey ft) | 498365.50 | 706415.65 |
| Data source 83 | SPC Zone | Data source 27 | Datum adjusted to | Order |
| NGS-ADJ | 2001 | NGS-ADJ | NAD27 | 3rd |
| Elevation | Vertical Datum | Order | Stamping: |
| Sketch available? | NO |
| Recovery date: | 2/75 |
| Marked By: | INTERSECTION STATION |
| Description: | THE STATION IS ON THE CAMBRIDGE CITY HALL, A BROWN GRANITE BLOCK BUILDING. |
| OVER THE CENTER OF THE FRONT, THERE IS A LARGE SQUARE STONE TOWER WITH TWO |
| ARCHED OPENINGS AND A CLOCK-FACE JUST BELOW IN EACH SIDE OF THE TOWER. THE |
| ROOF IS GRAY SLATE-SHINGLED AND POINTED. |
| IN THE SOUTHERN SECTION OF THE CITY AND IN THE NW PART OF CENTRAL SQUARE, |
| ON THE NE SIDE OF MASS AVE BETWEEN INMAN ST AND BIGELOW ST. |
| Reference | NO RMS |
| Marks: |
| Azimuth Data: |
| SOMER |
| Geodetic: | 211-45-19.4 | 1914.2 M |
| Grid |
| Azimuth: |
| 9/25/01 | To convert meters to U.S. survey feet | Page 5 of 23 |
| multiply by 3.280833333333 |