Water tank waterproofing in Sabya: emergency

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

Why water tank waterproofing differs in Sabya

Sabya is about 16.7 km from the sea coast (OpenStreetMap). The centre of Sabya sits about 40 m above sea level (SRTM open elevation data).

Main roads in or near Sabya: King Fahd Road, King Abdulaziz Road, King Abdullah bin Abdulaziz Road. Team note on Sabya: Kashf teams serve this city and its nearby districts with the same documented inspection standard: device-based leak detection without demolition, a written report, and a clear scope before any work begins..

When an emergency leak from a water tank hits in Sabya, the first check is the water itself and where it is coming from. The centre of Sabya sits about 40 m above sea level (SRTM open elevation data), so the tank is being filled and pressurised at a height where the supply pipes and fittings take the full head of the local water system. Technicians will first trace the wet patch to its source, whether that is a crack in the tank wall, a failed joint, or an overflow pipe. The town is also about 16.7 km from the sea coast (OpenStreetMap), so the work is not affected by coastal salt air in the way a seafront property would be, and the first look is simply for water, not corrosion from outside.

Several things can only be settled on site. The exact size of the damaged area, the depth of any crack, and whether the tank is concrete, steel or plastic all decide the repair method and the material. A crack injection is priced per metre, at SAR 40–120 per m, so the length of the crack must be measured before any figure is given. Likewise a tank internal coating is priced at SAR 25–60 per m², while epoxy coating runs at SAR 35–90 per m², so the choice between them depends on what the technician finds. Whether the tank must be drained and how long the repair takes will also be decided at the visit.

To help the technician arrive prepared, it is useful to have the tank's location and access route ready, a note of when the leak began and how fast it spreads, and any photos of the wet area. Tell the technician whether the tank is on the roof or at ground level, and whether a bathroom or basement sits below it, since that affects both the scope and the cost range. Keep the water supply valve closed if you can do so safely, and clear the area around the tank so the work can start quickly. Clear details at the start save time on the visit and help the team bring the right materials.

If water is flowing, close the main valve first, then call or message with photos.

When do you need water tank waterproofing?

These are the signs most often linked to water tank waterproofing:

• Deposits and flaking inside the tank
• A tank that leaks after testing
• Unusual colour or taste in the water

Causes we see in the field

• Cracks in the walls or floor.
• Damaged old coating — we check this before anything else.
• A common cause: construction joints.

How we choose the tool in Sabya

From the first visit to the report

1. Emptying and ventilation: The tank is emptied and ventilated before entry.
2. Cleaning and preparation: Loose material is removed down to a sound surface.
3. Crack treatment: Active cracks are treated first.
4. Coating layers: A material intended for drinking-water tanks is applied.
5. Disinfection and fill test: The tank is disinfected and the level is monitored after filling.

Sabya in facts and sources

Questions from Sabya

Mistakes that cost more

• Using a material that is not intended for drinking water

What you receive

The written output: the material name, its batch number and the fill-test result. The report is numbered and can be checked with its verification code.