Basement & foundation waterproofing for offices & commercial complexes in Alula

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

What is specific about Alula for basement & foundation waterproofing

Main roads in or near Alula: King Abdullah Road. The centre of Alula sits about 697 m above sea level (SRTM open elevation data).

Basement and foundation leaks in offices and commercial buildings usually start as hairline cracks at wall-to-floor joints and around service penetrations, where water pressure from the surrounding soil slowly pushes moisture through the structure. In a working building, even a small seepage can damage stored records, electrical rooms and fitted interiors, so the earlier it is found, the less disruptive the repair. Typical options include crack injection, which is priced per metre at SAR 40–120 per m, and basement waterproofing itself, priced at SAR 50–150 per m². The right choice depends on how wide the defect is, how much of the wall is affected, and whether the water is coming through the surface or along a joint.

Alula sits at about 697 m above sea level, and that elevation shapes how we approach these jobs. Sites at this height see a considerable temperature swing between day and night, which can open and close small cracks over time, so a repair must allow for some movement rather than rely on a rigid filler alone. Ground conditions in the area also vary from one plot to the next, so a surface coating that works well in one basement may not suit another. For offices and commercial units, we tend to weigh the lasting benefit of membranes and internal treatments against the cost and disruption of working around occupied floors, and we often recommend a combination such as crack injection followed by a coating or membrane over the affected wall.

Before the visit, ask the provider to confirm exactly where the water enters, whether the basement area is occupied during working hours, and how access to the wall will be managed. It is also reasonable to ask which products will be used, how they handle movement in the structure, and how the price is calculated per square metre or per metre of crack. Request a written scope that separates the inspection from the repair work, and ask what preparation is needed from your staff, such as clearing stored items from the affected walls. A clear answer to these questions will help you compare quotes fairly and avoid surprises once the work begins.

For offices and commercial complexes, work is scheduled to avoid disrupting staff and visitors.

Signs that call for basement & foundation waterproofing

If you notice one of these signs in Alula, it is a good moment to talk to the team:

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

Causes we see in the field

• A common cause: a high groundwater level.
• Rainwater draining towards the foundation.
• A common cause: cracks at construction joints.

Tools and methods, and when we use them

How the work is done, step by step

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.

Facts and costs — Alula

Short answers for Alula

Mistakes that cost more

• Painting the basement wall while the water comes from outside

The written outputs

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