Critical Incident Report: Underground Utility Contact During Excavation

1. Job Site Coordinates & Contractor Metadata

Accurate site and contractor information is critical for emergency response coordination and regulatory documentation. Complete all mandatory fields with precise data.

 

Project Name

Project Identification Number

Site Physical Address

GPS Coordinates (Latitude, Longitude)

Contractor Company Legal Name

Contractor License/Registration Number

Site Superintendent Full Name

Superintendent Direct Contact Number

Exact Date and Time of Incident

Time of Report Submission

Weather Conditions at Time of Incident

Type of Excavation Work Being Performed

Equipment Involved in Incident

Number of Workers Present on Site at Time of Incident

Excavation Depth at Incident Location (meters)

Excavation Method Classification

2. Struck Utility Identification & Damage Extent

Precise identification of the impacted utility and accurate assessment of damage severity are essential for determining appropriate emergency response protocols and resource allocation.

 

Utility Type That Was Struck

 

Is gas leak audible or visible?

 

Is power line still energized?

 

Is water flow under pressure?

Was the utility properly identified and marked before excavation began?

 

Source of Utility Location Information

 

Explain why utility was not identified prior to work:

Approximate Depth of Struck Utility Below Ground Surface (meters)

Accuracy of Pre-Excavation Utility Location Markings

Type of Physical Damage Sustained

Detailed Description of Damage Extent and Observed Conditions

Upload Photographic Evidence of Damage Site (Multiple Angles Required)

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Is there active release of utility substance (gas, water, etc.)?

 

Describe released substance characteristics and behavior:

Estimated Flow Rate or Volume of Release (if applicable)

Utility Operating Pressure at Time of Strike (if applicable, in bar/psi)

Approximate Area of Ground Contamination or Affected Zone (square meters)

Status of Utility Markings Visibility at Exact Strike Location

 

Explain what obscured the markings:

 

Explain absence of markings:

 

Describe how markings were incorrect:

3. Evacuation Radius & Immediate Site Containment Actions

Document all immediate life-safety actions and site control measures implemented within the first 15 minutes of incident discovery.

 

Immediate Actions Taken Upon Discovery of Utility Strike

Was immediate evacuation of site personnel initiated?

 

Evacuation Radius Established (meters)

Total Number of Personnel Evacuated from Site

Was public evacuation of adjacent areas required?

 

Describe affected public areas and notification methods used:

Were Emergency Services (Fire, Medical, Police) Contacted?

 

List agencies contacted, contact times, and response status:

Is site perimeter secured with barriers and warning signage?

 

Upload photo of secured perimeter and signage

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Was First Aid Administered to Any Personnel?

 

Number of Personnel Requiring First Aid

Were Any Injuries Sustained?

 

Injured Personnel Details

Personnel Name

Injury Severity

Injury Type

Transported to Medical Facility?

A
B
C
D
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Were Fire Suppression Systems or Equipment Activated?

 

Describe fire suppression actions and equipment used:

Were Ventilation Measures Implemented (for gas leaks)?

 

Describe ventilation methods and equipment:

Was Hazardous Atmosphere Detected Using Gas Monitor?

 

Report gas monitor readings and locations tested:

Were Adjacent Utilities Isolated or Shut Down as Precaution?

 

List isolated utilities and shutdown procedures:

4. Utility Company Notification & Repair Plan

Document all communications with utility owner/operator and coordinate repair activities to minimize service disruption and ensure permanent restoration.

 

Has the Utility Owner/Operator Been Officially Notified?

 

Official Notification Time

 

Explain delay in notification and immediate steps being taken:

Utility Company Contact Person Name and Title

Utility Company Contact Number

Estimated Time for Utility Company Response (minutes)

Has Utility Company Repair Crew Arrived on Site?

 

Time of Repair Crew Arrival

Have Temporary Service Restoration Measures Been Implemented?

 

Describe temporary measures (bypass, rerouting, etc.):

Estimated Duration for Permanent Repair (hours)

Extent of Service Disruption

Parties Affected by Service Disruption

Proposed Repair Methodology

Is Cost Estimate for Repair Available?

 

Estimated Repair Cost

Additional Coordination Notes with Utility Company

5. Engineer & Safety Inspector Sign-Off

Final authorization requires certified professional assessment and regulatory clearance before normal site operations may resume. All signatures must be captured in real-time with timestamp.

 

Is Qualified Engineer Assessment Required for Site Structural Integrity?

 

Engineer Full Name and Professional Credential

Engineer Site Inspection Time

Engineer Assessment of Adjacent Ground Stability

Has Regulatory Safety Inspector Been Notified?

 

Inspector Name and Authority/Agency

Inspector Site Attendance Time

Has Formal Incident Report Been Filed with Regulatory Authority?

Has Site Received Official Safety Clearance for Re-Entry?

 

Specify clearance conditions and any restrictions:

Is Work Resumption Authorized in Affected Area?

 

Specify remaining hazards and required corrective actions:

Preventive Measures Implemented to Prevent Recurrence

Upload Additional Supporting Documentation (maps, drawings, correspondence)

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Site Superintendent Digital Signature - Verifying Accuracy of Report

Qualified Engineer Digital Signature - Structural Safety Approval

Safety Inspector Digital Signature - Regulatory Clearance

Final Authorization Timestamp

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