Floor & balcony waterproofing for clinics in Dhahran

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

Before we start: what we know about Dhahran

Team note on Dhahran: 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 Dhahran sits about 16 m above sea level (SRTM open elevation data).

Dhahran is about 5.9 km from the sea coast (OpenStreetMap).

Consider a clinic owner in Dhahran who runs a small medical practice on the ground floor of a two-storey building, with a treatment-room floor that gets mopped and disinfected several times a day and a balcony used for storage and the occasional patient waiting area. Water finds its way through hairline cracks, and by the time a stain shows on the ceiling below, the damage has usually spread. For a clinic, a leak is more than a cosmetic problem: it can disrupt appointments, contaminate sterile zones and invite complaints from neighbouring tenants.

The local setting shapes how this should be approached. The centre of Dhahran sits about 16 m above sea level, so the area is not low-lying and ground water is not the constant pressure that flood-prone coastal sites face. At the same time, Dhahran is about 5.9 km from the sea coast, which means the air carries salt and humidity that accelerate corrosion of reinforcement and degrade old sealants. For a clinic, this points to protecting surfaces against moisture and salt from above rather than designing for water pushing up from below. Balcony and roof membranes, along with crack repair on exposed concrete, are usually the priorities, while the choice of coating should account for the frequent cleaning chemicals used in medical spaces.

A sensible sequence for a clinic owner starts with a survey of the floor and balcony to map every crack, drain outlet and joint, and to note where staining appears. Crack injection is priced per metre, typically SAR 40–120 per m, so measuring the total length of cracks gives an early budget. Next, decide the surface treatment: liquid roof waterproofing at SAR 8–25 per m² suits open balconies, while epoxy coating at SAR 35–90 per m² can seal treatment floors that need a smooth, wipe-clean finish. Where a bathroom or washroom sits within the clinic, bathroom waterproofing at SAR 15–40 per m² should be scheduled as part of the same job. Finally, arrange the work so that treated areas are isolated and cured before patients return, and keep a record of the materials used for future maintenance.

For clinics, work is scheduled around patient hours and kept to the areas that need it.

Signs that call for floor & balcony waterproofing

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

• Damp under the light well
• Water passing from the balcony to the floor below
• A wrong fall towards the door threshold

Causes we see in the field

• A blocked drain.
• A common cause: a threshold without waterproofing.
• Incorrect falls.

How we choose the tool in Dhahran

The steps in order

1. Checking the falls: Where water collects and where it should go.
2. Details: Thresholds, drains and upstands.
3. Waterproofing: The layer is applied and protected.
4. Flood test: Tested before the finish goes on.

Facts and costs — Dhahran

Short answers for Dhahran

Mistakes that cost more

• Tiling a balcony without waterproofing

What you receive

You receive: the flood result and photos of the details, in a technical report with a verification code.