Structural Monitoring Report
No.SMR-2026-005
1. General Information
| Inspection date | 7/14/2026 | Address | Tunnel 3, M25 Motorway, Surrey KT22 8AB |
| Basis for inspection | Quarterly crack monitoring |
2. Object of Inspection
| Asset Type | not filled in | Asset Owner | M25 Tunnel 3 |
| Overall Condition | not filled in |
3. Main Parameters
| Monitoring Start Date | 4/1/2026 | Monitoring End Date | 6/30/2026 |
| Monitoring Frequency | Weekly | Equipment Used | Crack gauges, data loggers, thermometers |
4. Inspection Conditions
5. Additional Information
| Identification was carried out | Asset: M25 Tunnel 3, Owner: Highways England, Monitoring period: 2026-04-01 to 2026-06-30 |
| There are remarks | All crack widths stable within acceptable limits. No anomalies detected. |
6. Inspection Participants
| No. | Full name | Position / status | Comment |
|---|---|---|---|
| 1 | Dr. Alan Foster | Structural Engineer | Lead engineer |
| 2 | Steve Turner | Monitoring Technician | Performed readings |