Underground tank leak detection in Al Mlk Fhd, Riyadh: without breaking

Prepared by the technical team · editorial review · last updated 13 November 2026 · Sources

Why underground tank leak detection differs in Al Mlk Fhd

The centre of Al Mlk Fhd is at 24.7414, 46.6725, about 3.1 km from the centre of Riyadh, with an approximate radius of 2.1 km. The service-area circle on the map below is drawn from this point. The centre of Al Mlk Fhd sits about 629 m above sea level (SRTM open elevation data).

Main roads in or near Al Mlk Fhd: King Fahd Road, King Abdullah Road, King Abdullah.

Underground tank leak detection in Al Mlk Fhd, Riyadh, starts with confirming where the tank sits relative to the neighbourhood itself. The centre of Al Mlk Fhd is at 24.7414, 46.6725, about 3.1 km from the centre of Riyadh, with an approximate radius of 2.1 km. Knowing that the area lies within this radius helps the technician place the property quickly, match the site to local access routes, and note whether the tank is in a dense residential block or a more open plot. The ground here sits about 629 m above sea level, according to SRTM open elevation data, which gives the technician a baseline reference for the surrounding terrain and drainage when they review the site before any testing begins.

What is left to the site visit is the physical assessment itself. The technician will need to see the tank, its fill and vent points, and the surrounding pipework on the ground, because none of that can be judged from a map or a description. They will decide on the appropriate test method, check the tank's condition and any signs of past repair, and confirm whether the tank has an internal coating, which is a common question for older units. Pricing for coating work varies by surface area, so the technician will measure the tank on site before giving any cost for recoating, typically quoted at SAR 25–65 per m². That figure should be treated as a range to be confirmed after measurement, not as a fixed quote.

To help the technician arrive prepared, it is useful to have the following ready before the visit: the tank's approximate age and capacity, any records of previous leak tests or repairs, the fuel or liquid stored, the location of the nearest building and access route, and any recent changes in fuel level readings. Clear access to the fill point and the tank area, and a note of any surface covers or paving over the tank, will save time on the day. Passing this information on in advance lets the technician focus on the diagnosis rather than basic site questions.

The aim is to locate the cause with instruments first, so any opening is limited to one point.

Signs that call for underground tank leak detection

These are the signs most often linked to underground tank leak detection:

• A noticeable drop in the water level overnight
• The pump runs for longer periods
• The tank needs refilling faster than usual
• Damp or salt marks on the tiles above the tank

Causes we see in the field

• A float valve that does not close, so water is wasted.
• Construction joints and corners.
• A common cause: cracks in the concrete tank walls or floor.

Tools and methods, and when we use them

The steps in order

1. Safety first: Tank lids and confined spaces are handled with ventilation and a second person on site.
2. Documented level test: Filling and use are stopped and the level is recorded against time.
3. Isolating the tank from the network: This tells us whether the loss is from the tank body or from the supply line.
4. Checking the body and connections: Inlet, outlet and overflow connections are inspected.
5. Recommendation: You get the next step in writing: repair, waterproofing or a line test.

Facts and costs — Al Mlk Fhd

Short answers for Al Mlk Fhd

What we advise against

• Waterproofing the tank before confirming the loss is from the tank and not the line
• Ignoring the float valve

The written outputs

You receive: the written level-test result and the recommended next step, in a technical report with a verification code.