EN
ar
bg
hr
cs
da
nl
fi
fr
de
el
hi
it
ko
no
pl
pt
ro
ru
es
sv
tl
iw
id
lv
lt
sr
sk
sl
uk
vi
et
hu
th
tr
fa
ms
hy
ka
ur
bn
mn
ta
kk
uz
ku
settlement gauges
Selecting Kingmach settlement gauges begins with the scale and shape of expected movement. A single embedded point, a hydrostatic comparison line, a wide-range profile, and a magnetic ring borehole answer different questions. JMDL-47XXAT covers 100 mm to 400 mm embedded settlement. JMDL-62XXADT and JMQJ-62XXADT provide 0.01 mm hydrostatic resolution for smaller vertical changes. JMYC-62XXAD covers 500 mm to 4000 mm with 0.1 mm resolution and 0.2%FS accuracy for larger movement. JMCJ-1003/1005 provides plus or minus 1 mm depth reading for magnetic ring settlement and water level checks. Selection should consider whether the structure will remain accessible, whether groundwater is part of the risk, whether automatic collection is required, and whether the reference point can remain stable for the full observation period. A short-range high-resolution instrument is not automatically better if the site may move beyond its travel. A large-range system is not always best if the project needs very small early warnings.
Application of settlement gauges
Building projects use settlement gauges when a foundation, basement, column line, retaining wall, or adjacent ground area needs a dated vertical movement record. The work often starts before the permanent structure is complete: excavation, dewatering, pile work, concrete loading, and backfilling can all change elevation patterns. Kingmach JMDL-47XXAT is relevant to pile foundation settlement and base uplift in deep foundation pits, while JMDL-62XXADT or JMQJ-62XXADT hydrostatic sensors can compare several building points from one reference. A useful layout may follow a gridline instead of only the most visible cracks, because differential movement across a structural bay is often more important than one isolated value. The record should connect each channel to a floor level, nearby column or wall mark, construction date, water condition, and visual inspection note. If one side of a basement drifts while another remains steady, the trend can guide more focused review. For occupied buildings, stable wiring, protected cabinets, and clear point labels matter because readings may continue through many inspection cycles.
The future of settlement gauges
The future of settlement gauges will include cleaner digital handover records. Settlement monitoring often lasts longer than the construction team stays on site, so owners need more than a table of values. A useful handover file should include model, serial number, range, reference point, tube route, ring depth, baseline, installation photo, cable tag, borehole number, and first stable reading. Kingmach products such as JMDL-47XXAT and JMCJ-1003/1005 especially benefit from this because embedded rods, magnetic rings, anchors, and borehole readings may be hard to inspect later. When that information is stored with the curve, maintenance teams can understand why a point was installed and how its settlement should be interpreted years later. Future records should make the instrument history as visible as the measurement itself, so old readings can still be trusted after staff changes, repairs, and new construction stages.
Care & Maintenance of settlement gauges
Hydrostatic settlement gauges need regular checks of the liquid path. For systems using JMDL-62XXADT, JMQJ-62XXADT, or JMYC-62XXAD, inspect water pipes, connectors, sensor elevation, reference point, cabinet wiring, and tube protection. Kinks, leakage, air pockets, freezing risk, or construction damage can change the apparent settlement curve. Check whether readings change after pipe work, cabinet maintenance, or nearby excavation. For outdoor systems, protect tubes from vehicle traffic, sharp edges, workers, and animal damage. When a reading shifts suddenly, confirm the reference sensor and water path before treating the value as structural movement. Hydrostatic systems can be very useful, but they depend on a clean, continuous, well-documented connection between points. The record should include who inspected the point, what changed on site, and whether nearby instruments showed the same trend, so the maintenance team can separate sensor trouble from real settlement. The record should include who inspected the point, what changed on site, and whether nearby instruments showed the same trend, so the maintenance team can separate sensor trouble from real settlement.
Kingmach settlement gauges
For dams and water-related structures, settlement gauges must be read together with hydraulic conditions. Dam settlement, bridge deflection near water, dyke compression, and foundation deformation may respond to reservoir level, seepage, rainfall, temperature, and seasonal operation. Kingmach JMQJ-62XXADT and JMDL-62XXADT hydrostatic sensors can support multi-point vertical deformation monitoring, while JMCJ-1003/1005 can add groundwater level and layered settlement information. The field record should identify reference point, tube layout, cabinet position, water level, and inspection date. A reading after heavy rain has a different meaning from the same reading during a dry operating period. Settlement data becomes stronger when it is tied to the water story around the structure. The practical aim is a traceable vertical movement history that can support construction control, maintenance planning, and risk review without rewriting the site story. The practical aim is a traceable vertical movement history that can support construction control, maintenance planning, and risk review without rewriting the site story.
FAQ
Q: What is JMCJ-1003/1005 used for?
A: It is used to measure layered underground settlement and groundwater level in foundations, subgrades, foundation pits, embankments, and underground structures.
Q: How does magnetic ring settlement reading work?
A: Magnetic rings are placed underground; when the probe senses a ring, audible and visual alerts help the operator read depth from the steel tape at the borehole.
Q: How is water level detected?
A: The water level component works by water conductivity and alerts when the probe contacts water.
Q: What accuracy is listed?
A: The listed measurement accuracy is plus or minus 1 mm.
Q: What field records are needed?
A: Keep borehole number, magnetic ring depth, previous reading, current reading, groundwater level, and operator notes together.
Reviews
Michael Anderson
The strain gauges and load cells are extremely accurate and stable. They performed very well in our bridge monitoring project. Highly recommended!
Andrew Lee
The visualization software is intuitive and powerful. It helps us analyze monitoring data efficiently.
Latest Inquiries
To protect the privacy of our buyers, only public service email domains like Gmail, Yahoo, and MSN will be displayed. Additionally, only a limited portion of the inquiry content will be shown.
Harper***@gmail.comIndia
Dear Sir, we are planning to procure a complete monitoring system including strain gauges, tiltmeter...
Ava***@gmail.comAustralia
Hi, I am looking for reliable tiltmeters and accelerometers for structural health monitoring. Please...