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Monitoring Plans

Engineering Monitoring Plans Serving NYC, Manhattan, The Boroughs, Nassau County, Suffolk County, Long Island, Connecticut, New Jersey - Kagaoan Engineering

Protection of Adjacent Structures
Monitoring Plans

When excavation takes place near the adjacent structures, Building Code requires a monitoring plan to measure and evaluate structural deflections and soil deformations to ensure the safety of adjacent properties and structures. Even a small, but progressive deflections can cause significant damage to nearby structures, resulting in complaints to the Buildings Department, issuance of Stop Work Order, legal action, and expensive repair work.

Kagaoan Engineering can provide a well-designed engineering monitoring plan that provides real-time measurement of cracks, ground motions, and building movements throughout the excavation process.  

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A Typical Monitoring Plan for Use in the Excavation Process Entails the Following

  • Surveys of all precondition adjacent structures
  • Vibration Monitoring strategically placed at neighboring structure locations
  • Crack gauges and convergence sensors placed on neighboring structures
  • Optical survey targets installed on neighboring structures and along the inside face of new underpinning as needed to support excavation elements.
  • Tiltmeters and/or Extensometers installed for deeper excavations or excavations within weak soils also may require the installation of other devices designed to obtain deformation measurements at specific depths inside and outside the excavation.
Kagaoan Engineering designs every monitoring plan that suits specific site conditions and excavation requirements to ensure proper implementation. We work closely with licensed surveyors and field technicians to ensure results are collected accurately and satisfactorily throughout the duration of the monitoring program. Data collected during the monitoring program are evaluated for compliance with the program requirements. Engineering reports are prepared on a regular basis for distribution among team members.

About Kagaoan Engineering


Every member of Kagaoan Engineering is a knowledgeable and experienced expert who brings unique talents and abilities to our team, resulting in projects being successfully completed on time and within budget. Please contact us for a free consultation.
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