This old benchmark disk is on a cool old NPRR bridge, near an ultra-awesome rail spike benchmark, in downtown Wibaux MT.
From the NGS Datasheet: (
visit link)
"RT0006 DESIGNATION - A 34
RT0006 PID - RT0006
RT0006 STATE/COUNTY- MT/WIBAUX
RT0006 COUNTRY - US
RT0006 USGS QUAD - WIBAUX (1982)
RT0006
RT0006 *CURRENT SURVEY CONTROL
RT0006 ______________________________________________________________________
RT0006* NAD 83(1986) POS- 46 59 15.7(N) 104 11 14.3(W) HD_HELD2
RT0006* NAVD 88 ORTHO HEIGHT - 811.825 (m) 2663.46 (ft) ADJUSTED
RT0006 ______________________________________________________________________
RT0006_U.S. NATIONAL GRID SPATIAL ADDRESS: 13TEN6179904117(NAD 83)
RT0006
RT0006_MARKER: DB = BENCH MARK DISK
RT0006_SETTING: 36 = SET IN A MASSIVE STRUCTURE
RT0006_SP_SET: BRIDGE
RT0006_STAMPING: 2661.419 A 34 1931
RT0006_MARK LOGO: CGS
RT0006_STABILITY: B = PROBABLY HOLD POSITION/ELEVATION WELL
RT0006_SATELLITE: THE SITE LOCATION WAS REPORTED AS SUITABLE FOR
RT0006+SATELLITE: SATELLITE OBSERVATIONS - August 31, 2013
RT0006
RT0006 HISTORY - Date Condition Report By
RT0006 HISTORY - 1931 MONUMENTED CGS
RT0006 HISTORY - 1934 GOOD CGS
RT0006 HISTORY - 1982 GOOD NGS
RT0006 HISTORY - 20090518 GOOD GEOCAC
RT0006 HISTORY - 20130831 GOOD GEOCAC
RT0006
RT0006 STATION DESCRIPTION
RT0006
RT0006'DESCRIBED BY COAST AND GEODETIC SURVEY 1931
RT0006'IN WIBAUX.
RT0006'AT WIBAUX, WIBAUX COUNTY, ON THE NORTHERN PACIFIC RAILWAY, 75 YARDS
RT0006'WEST OF THE TICKET OFFICE OF THE STATION, IN THE EAST END OF BRIDGE
RT0006'184.1, AND 5 FEET NORTH OF THE NORTH RAIL. A STANDARD DISK, STAMPED
RT0006'2661.419 A 34 1931.
RT0006
RT0006 STATION RECOVERY (1934)
RT0006
RT0006'RECOVERY NOTE BY COAST AND GEODETIC SURVEY 1934
RT0006'RECOVERED IN GOOD CONDITION.
RT0006
RT0006 STATION RECOVERY (1982)
RT0006
RT0006'RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1982
RT0006'RECOVERED IN GOOD CONDITION. NEW DESCRIPTION FOLLOWS.
RT0006'IN WIBAUX, AT THE INTERSECTION OF MAIN ST (STATE HWY 7) AND
RT0006'THE BURLINGTON NORTHERN RR, IN THE NORTHEAST CORNER OF THE
RT0006'RR BRIDGE OVER THE STREET, 56.7 M (186.0 FT) WEST-NORTHWEST
RT0006'OF THE NORTHWEST CORNER OF THE RR STATION, 1.6 METERS (5.2 FT)
RT0006'NORTH OF THE NEAR RAIL, 0.6 METER (2.0 FT) S OF THE N EDGE OF
RT0006'THE BRIDGE AND 0.5 M (1.6 FT) W OF THE E END OF THE BRIDGE.
RT0006'THE MARK IS ABOVE LEVEL WITH THE TRACKS.
RT0006
RT0006 STATION RECOVERY (2009)
RT0006
RT0006'RECOVERY NOTE BY GEOCACHING 2009 (MEL)
RT0006'HH2 465915.7 1041114.3
RT0006'
RT0006
RT0006 STATION RECOVERY (2013)
RT0006
RT0006'RECOVERY NOTE BY GEOCACHING 2013 (LPC)
RT0006'RECOVERED IN GOOD CONDITION."