Excavation / earth collapse

LV Cable Damage Incident

Existing LV Electrical cable outer sheath got damaged during mechanical excavation for the road works by using backhoe. Backhoe excavator…

HSE Download-Tekfen - Lessson Learned -LV Cable Damage Incident (pdf - 200KB)

MV Cable Damage Incident

Excavator was deployed for the TSE line excavation, during excavation activity was performed at crossing of the newly backfilled road…

HSE Download-Tekfen - Lessson Learned - MV Cable Damage Incident (pdf - 272KB)

Pipe Shift during Welding

During the manual welding of a system composed of a 12-meter pipe, a 3.5-meter pup piece and an insulating joint,…

HSE Download-Sicim - Pipe shift during welding_en (pdf - 168KB)

Live Pipe Damage

During excavation work on a road crossing containing several different underground utilities, at 1.30pm the excavator operator accidentally hit a…

HSE Download-Sicim - Live pipe damage_en (pdf - 189KB)

Trench Wall Collapse

While 8 workers were excavating inside a 5.5 m deep trench using jackhammers, the trench side wall collapsed resulting in…

HSE Download-Sicim - Trench wall collapse_en (pdf - 240KB)

Pipe Section Movement

During welding preparation works in the bell hole the crew was in the process of fitting a pipe string and…

HSE Download-Sicim - Pipe Movement_en (pdf - 421KB)

Excavation Earth and Rocks

Excavation earth and rocks refers to the excavated soil resulting from following activities: excavations in general (excavation, foundations, trenches); drilling,…

HSE Download-LESSON LEARNT_07_2023_en (pdf - 169KB)

Underground Interferences

During the excavation for a 6” line, an excavator contacted an underground gas live pipeline causing a leakage of gas.…

HSE Download-2023-04_SAFETY ALERT_Underground Interferences_en (pdf - 243KB)

Trench Wall Collapse

During tie-in activity of 16" Pipeline, Activity supervisor instructed the excavator operator to create a bell hole right under where…

HSE Download-2021-10_SAFETY ALERT_Trench Wall Collapse_en (pdf - 242KB)
DENYS

Hitting the Medium-Voltage Cable (MS-10KV) with a Long-reach Excavator Bucket

Excavation waterway crossing (sheet piling) around MS cable.

HSE Download-Denys QSHE Alert 2021-06 (pdf - 549KB)

Rock Breaking

While rock breaking activity was ongoing, a piece of rock flew away with pressure and fell near appointed flagman for…

HSE Download-2021-04_SAFETY ALERT_Rock Breaking (pdf - 461KB)

Collapsing Trench

While four workers were enlarging an 1,9 m deep trench to install Fiber Optic Cable, the excavation wall fell on…

HSE Download-2021-01_SAFETY ALERT_Trench Collaps (pdf - 613KB)
TANAP

Damaged underground cable

The underground CCTV cable was damaged in the Process Area during mechanical excavation.

HSE Download-DamagedUndergroundCable-TANAP (png - 2MB)

Protection of underground utilities

Working near underground services including live electrical cables is a high risk activity.

HSE Download-LL4-ProtectionofUGUtilities (pdf - 454KB)

Working adjacent to the edge of trench

Fall from edge of a trench is one of the major risk on the pipeline projects which could lead to…

HSE Download-LL4-WorkingAdjacenttoTrench (pdf - 761KB)