Basement & foundation waterproofing in Aldawadmi: with a verifiable technical report

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

Why basement & foundation waterproofing differs in Aldawadmi

Team note on Aldawadmi: 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 Aldawadmi sits about 976 m above sea level (SRTM open elevation data).

Main roads in or near Aldawadmi: King Abdulaziz Road, Dawadmi Bujadiyah Road.

Picture a family that has owned a older house in Aldawadmi for years. The basement is used for storage and a spare room, and everything seems fine until a damp patch appears on the lower wall after a heavy rain. Over the following weeks the owner notices a faint smell, a chalky white film on the concrete, and a few hairline cracks that seem to widen. Like many owners of this property type, they are unsure whether the problem is groundwater, a leaking pipe, or simply condensation, and they want a clear, honest plan before spending money.

The local facts matter here. The centre of Aldawadmi sits about 976 m above sea level (SRTM open elevation data), so the ground is not flat and water can move across the site in ways that a plain-land basement may not expect. A property on a slope can receive runoff from higher ground, which pushes moisture against foundation walls. This means the first job is to understand where water is coming from, rather than assuming the walls alone are at fault. For budgeting, typical basement waterproofing in the area is quoted at SAR 50–150 per m², crack injection at SAR 40–120 per metre, and bitumen membrane at SAR 15–35 per m², so the chosen method should match the actual damage rather than the largest possible scope.

A sensible sequence starts with a site inspection that records where the damp appears and after which kind of weather. Next, check the cracks and joints, and confirm whether the problem comes from outside the wall or from inside plumbing. Then decide the repair method: crack injection for isolated fractures, epoxy coating (SAR 35–90 per m²) or spray foam (SAR 20–45 per m²) for wall surfaces, and a rigid layer such as XPS boards (SAR 12–30 per m²) where insulation is also needed. Finally, arrange a follow-up check after the first heavy rain, so the owner can confirm the repair has worked before closing the file.

Each job ends with a written report that carries a verification code you can check on our site.

When do you need basement & foundation waterproofing?

The following signs are worth checking before they grow:

• Water seeping in after rain
• Damp basement walls
• Salt marks at the bottom of the walls

The most common causes

• Cracks at construction joints.
• A common cause: rainwater draining towards the foundation.
• A high groundwater level.

How we choose the tool in Aldawadmi

From the first visit to the report

1. Finding the source: Groundwater, rain or a pipe — each needs a different treatment.
2. Preparation: Surfaces are cleaned and opened where needed.
3. Injection: Active cracks are injected.
4. Waterproofing layers: The system is applied on the right side of the wall where possible.
5. Follow-up: Readings are repeated after the treatment.

Aldawadmi in facts and sources

Questions from Aldawadmi

What we advise against

• Painting the basement wall while the water comes from outside

What you receive

The written output: the source, the treatment and the follow-up result. The report is numbered and can be checked with its verification code.