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EMR-05 · Aba Al-Saud
Emara Palace — agent’s house
House · 1 storeys · 143 m² S elevation built 1961documented criticality 3/5
Latest capture
04 Oct 2026 · 31 d ago
Measured on this visit
2.1 mm
max crack width
6%
surface loss
10%
salt loading
Watch
marker MK-EMR-05 · confidence 87% · N. Al-Souqour
Risk
0–100
30Watch
stableintervene
Time to 22% loss112 months
Growth rate0.02 mm / month
Intervention estimateSAR 28,000
Findings
7 captures
Water ingress
dominant mechanism on the last visit
Rising damp line at 72% RH
salt crystallisation risk band
S face exposed to prevailing wind
drives the wet–dry cycle above 44 °C
Crack width over time
mm · measured, then forecast
Dots are accepted captures. The dashed tail is a linear projection of the measured rate — it is what moves this structure up the intervention queue, not the current width alone.
Defects on the latest visit
04 Oct 2026
| Defect | Width | Length | Face | Mechanism | Drives risk |
|---|---|---|---|---|---|
| Defect 1 | 2.1 mm | 2,051 mm | W | Water ingress | worst |
The wall carries 1 separate defect at this visit. The widest one sets the risk band; the others are counted and carried in the record.
Capture ledger
7 accepted
| Date | Crack | Loss | Salt | RH | Mechanism | Captured by | Marker | Confidence |
|---|---|---|---|---|---|---|---|---|
| 04 Oct 2026 | 2.1 mm | 6% | 10% | 72% | Water ingress | N. Al-Souqour | MK-EMR-05 | 87% |
| 03 Jun 2026 | 2.0 mm | 4% | 11% | 33% | Water ingress | N. Al-Souqour | MK-EMR-05 | 93% |
| 31 Jan 2026 | 1.9 mm | 3% | 10% | 73% | Surface loss | Field survey | MK-EMR-05 | 88% |
| 30 Sept 2025 | 1.8 mm | 4% | 9% | 46% | Structural crack | N. Al-Souqour | MK-EMR-05 | 93% |
| 30 May 2025 | 1.7 mm | 3% | 10% | 72% | Surface loss | N. Al-Souqour | MK-EMR-05 | 90% |
| 27 Jan 2025 | 1.6 mm | 5% | 12% | 35% | Surface loss | N. Al-Souqour | MK-EMR-05 | 90% |
| 26 Sept 2024 | 1.5 mm | 4% | 12% | 69% | Structural crack | N. Al-Souqour | MK-EMR-05 | 95% |
Field note
A separate building for the agent’s residence, listed in the palace description. Guardian: N. Al-Souqour.
Site reference: Najran Municipality — أبرز معالم نجران.