Water tank waterproofing in Sakaka: when to call a technician

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

What is specific about Sakaka for water tank waterproofing

Team note on Sakaka: 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.. The centre of Sakaka sits about 555 m above sea level (SRTM open elevation data).

Should you call a technician the moment you see a damp patch on the tank wall? In Sakaka, where the centre sits about 555 m above sea level, a tank is often exposed to strong sun and wide temperature swings, and small problems can grow quietly. The short answer is that you should call as soon as you notice dampness, flaking coating, or a hairline crack that weeps water, because early repair is usually far cheaper than rebuilding a failed surface. Tank internal coating is priced at SAR 25–60 per m², while a crack can be sealed by crack injection at SAR 40–120 per m, so a small job caught early keeps costs modest.

A technician's visit usually follows a clear sequence. First, the tank is emptied and left to dry so the surface can be read properly. Next, the technician checks the walls, floor and joints for cracks, blistering, and loose old coating, and notes where water has been getting through. Then the technician matches the fix to the damage: crack injection for narrow leaks, a fresh epoxy coating for a worn interior, or a full internal coating for wider wear. Where the tank sits near a basement or roof, the same check is made on those surfaces too, since liquid roof waterproofing costs SAR 8–25 per m² and bitumen membrane SAR 15–35 per m², and a single inspection can compare options before you commit.

Before the visit, empty the tank as far as you safely can and make sure the technician can reach the lid, the inlet and outlet pipes, and the tank walls. Note when you first saw the damp, whether the leak comes and goes with the water level, and any taste or colour change in the water. Keep a few photos of the stains or cracks, which help the technician plan materials and quantities before arriving. Clear the area around the tank so work can start straight away. A prepared site lets the inspection finish in one visit and gives you a clear, written estimate for the work ahead.

Some signs can be watched for a few days; others need a technician straight away — the signs list above helps you decide.

When do you need water tank waterproofing?

The following signs are worth checking before they grow:

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

The most common causes

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

How we choose the tool in Sakaka

The steps in order

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.

Quick comparison: facts and costs in Sakaka

Common questions about water tank waterproofing in Sakaka

Mistakes that cost more

• Using a material that is not intended for drinking water

The written outputs

You receive: the material name, its batch number and the fill-test result, in a technical report with a verification code.