30" Aluminum Notch Base Survey Monument (Flared) With 3.25" Domed Cap

1 - 10
11 - 24
25 - 99
100 - 249
250 or more
All prices USD
Availability: In Stock
NO CHARGE for stamping 11 or more markers. There is a $35 setup charge for stamping fewer markers.
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Outside Row
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Inside Row
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Product Details

A1NBF30 - 30" Aluminum Pipe Survey Monument (Flared)

  • Designed to meet the requirements of federal, state, and county surveyors
  • Similar in appearance to the old Regulation Iron Pipe Monument as found in Chapter IV-7 of the Manual of Instructions for the Survey of the Public Lands of the United States - 1973, Department of the Interior Technical Bulletin No 6
  • Safe-D-Notch design has a 3/16" (5mm) radius on a 3" (76mm) long sheared cut
  • 2" (50mm) Schedule 10 aluminum pipe
  • Four split legs form a self-supporting base anchor
  • 3¼" (83mm) diameter series 6000 aluminum cap has a domed (convex) surface attached to the pipe with an aluminum rivet
  • A permanent ceramic magnet is affixed to the underside of the cap
  • Pipe, cap and rivet are metallurgically matched

A1NBF30 Survey Monument Installation Instructions


A = 3 1/4" (83 mm)
B = 2 3/8" (60 mm)
C = 30" (762 mm)
(Other lengths available)


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