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Berntsen offers three models of break-off pipe monuments. All are designed to break at a predetermined point in case of disturbance or vandalism, even if the entire pipe and survey cap are removed. They all feature a high-strength permanent ceramic magnet in the break off base for easy re-location.
· A1BR consists of a 3-1/4" (83mm) diameter 6000 series orbital formed aluminum survey cap with a permanent ceramic magnet, 2" (50mm) diameter inside diameter aluminum pipe, aluminum cast base with a high-strength permanent ceramic magnet. Aluminum rivets hold the survey cap and base to the pipe. · A2BR consists of a 3-1/4" (83mm) diameter 6000 series orbital formed aluminum survey cap with a permanent ceramic magnet, 2" (50mm) diameter inside diameter aluminum pipe, a bright pink high impact polystyrene base with a high-strength permanent ceramic magnet. Aluminum rivets hold the survey cap and base to the pipe. · A3BR consists of a 3-1/4" (83mm) diameter 6000 series orbital formed aluminum survey cap with a permanent ceramic magnet, 2" (50mm) diameter inside diameter schedule 80 PVC pipe, a bright pink high impact polystyrene base with a high-strength permanent ceramic magnet. Aluminum rivets hold the survey cap and base to the pipe. A bronze survey cap can be substituted for the aluminum cap at additional cost.
For A1BR installation instructions Click Here
2012 SurveyLog Our 40th Anniversary catalog is now available featuring survey monuments, markers and related accessories that have met the needs of surveyors since 1972. Request Catalog
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