BRMS Header products

Observation Well Piezometers


Observation Well Piezometers are essential tools for monitoring water seepage pressure and rate in various geomechanical projects. They are particularly useful in the following applications:

  • Monitoring Water Seepage Pressure in Dam Foundations, providing valuable insights into the foundation’s stability.
  • Monitoring Water Seepage Rate in Dam Foundations, enabling effective management of water flow.
  • Monitoring Water Seepage Pressure from the Rock Mass Surrounding Tunnels, ensuring the integrity of tunnel structures.
  • Monitoring Water Seepage Rate from the Rock Mass Surrounding Tunnels, assessing the level of water infiltration.
BRMS Observation Well Piezometers
Typical Specifications for Model BRMS-PZOW:
  • Measuring Range: Customizable based on client’s requirements.
  • Measuring Gauge: Burdon pressure gauge, equipped with tap and connections.
  • Measuring Accuracy: Customizable based on client’s specifications.
  • Slotted Piezometric Pipe: Constructed with durable PVC material.
  • Piezometric Pipe and Connections: Utilizes PVC components for reliable performance.
Main Distinguished Features:
  • Customizable Slot Design: Slots in the piezometric pipe are tailored to suit environmental conditions, ensuring durability and optimal performance.
  • Easy Cleaning: Slotted pipes are designed for easy cleaning and maintenance, facilitating accurate and efficient measurements.
  • Chronometer: Used to measure time accurately during water seepage observations.
  • Graded Water Container: Features an appropriate capacity to accommodate the water drain quantity.
BRMS Observation Well Piezometers
Minimum Information Required for Purchase Order Acceptance: To process your purchase order efficiently, we require the following minimum information:
  1. Application: Detailed description of the intended use or project context.
  2. Measuring Range and Accuracy: Desired range and required accuracy for water seepage measurements.
  3. Pipe Material: Specification of the preferred material for the main piezometric and protection pipes.
  4. Orientation and Size of Slots: Information regarding the orientation and dimensions of slots in the slotted pipe.
  5. Material, Length, and Diameter of Pipes: Specifications for the main piezometric and protection pipes, including material, length, and diameter.
  6. Water Quality and Ingredients: Details regarding water quality and any relevant ingredients.


BRMS instruments have 24 months guarantee and all after-sale services.

BRMS as designer and constructor of the instruments can accept feasible orders as specified by the clients.

Instruments specifications may be modified and updated, with new technology developments.

© 2023 All rights reserved for BRMS Instruments Co.

Contact info



Tel: +98 21 22823360




Fax: +98 21 22823393