febrication

UR - Under Review

Reference: RA-2026-D6M6SNqI

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Total Activities

High Risk

Medium Risk

Low Risk

📄 Method Statement

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📎 Associated Documents

Documents uploaded for different statuses

Geophysical Layout-NDRC-3.pdf

AP • Aug 13, 2026 07:05 • 1084.1 KB

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Geophysical Layout-NDRC-3.pdf

AP • Aug 13, 2026 07:27 • 1084.1 KB

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Status Timeline

Current: UR - Under Review History:

AP - Approved (Aug 13)

Risk Assessment Matrix

SN	Activity	Hazard	Consequence	Groups Exposed	Controls	Initial Risk	Additional Controls	Residual Risk
1	Complete HDPE Duct Infill	1. Vehicle movement and traffic hazards 2. Manual handling during loading/unloading 3. Uneven ground conditions	Personal injury, property damage	Site Personnel, Subcontractors, Public	1. Implement traffic management plan 2. Designated walkways 3. Mandatory PPE 4. Speed limit enforcement	P 3 × S 3 9	1. Comply with ADOSH SF CoP 27.0 2. Daily vehicle inspection 3. Toolbox talk	P 2 × S 2 4
2	Site mobilization and setup of temporary	Passing high-speed public traffic and moving site vehicles	Personal injury, property damage	Site Personnel, Subcontractors, Public	Approved TTM plan, high-visibility clothing (Class 3), physical water-filled/concrete barriers, advanced warning signs, and trained flagmen.	P 3 × S 3 9	Deployment of Truck Mounted Attenuators (TMA) and enforcement of reduced speed limit zone in coordination with local traffic authorities.	P 2 × S 2 4
3	Trench excavation and sub-surface ground preparation	Accidental strike on existing buried live electrical cables or gas utilities	Personal injury, property damage	Site Personnel, Subcontractors, Public	Utility mapping review, CAT & Genny cable avoidance scanning, and manual trial pits (pot-holing) prior to mechanical excavation.	P 3 × S 3 9	Mandatory Permit to Dig system, use of insulated hand tools near identified utilities, and continuous competent supervision.	P 2 × S 2 4
4	Uncoiling, handling, and positioning HDPE pipe	Sudden release of stored mechanical spring energy in coiled HDPE pipe	Personal injury, property damage	Site Personnel, Subcontractors, Public	Use of specialized pipe reeler/uncoiler frame, controlled strap cutting procedures, and establishing exclusion zones.	P 3 × S 3 9	Mandatory deployment of safety restraints/bands before unstrapping and wearing high-impact resistant safety glasses and gloves.	P 2 × S 2 4
5	HDPE pipe jointing via electrofusion and	High-temperature heating elements, hot molten plastic, and portable electrical generators	Personal injury, property damage	Site Personnel, Subcontractors, Public	Certified welding equipment, RCD-protected generators, heat-resistant safety gloves, and portable fire extinguishers nearby.	P 3 × S 3 9	Hot Work Permit implementation, provision of localized exhaust ventilation or respiratory protection (FFP3) in confined areas.	P 2 × S 2 4
6	Entry into underground chambers and manholes	Hazardous atmosphere (oxygen deficiency, toxic gases like H2S/methane), engulfment, or fall from height	Personal injury, property damage	Site Personnel, Subcontractors, Public	Confined Space Entry Permit, pre-entry 4-gas atmospheric testing, forced air ventilation, and tripod rescue system with harness.	P 3 × S 3 9	Continuous multi-gas monitoring during entry, dedicated trained top-person/standby monitor, and verified emergency rescue plan.	P 2 × S 2 4
7	Mechanical winch pulling of HDPE sub-ducts	High-tension winch wire snap, rotating capstans, and pinch/nip points	Personal injury, property damage	Site Personnel, Subcontractors, Public	Properly rated winching wire with calibrated weak-link swivel, emergency stop switches, and safety guards over rotating parts.	P 3 × S 3 9	Integrated load monitoring with automatic shut-off at peak tension limits and strict exclusion zones along the tension line.	P 2 × S 2 4
8	Duct proving (mandrel testing) and air	Uncontrolled high-pressure compressed air release and projectile ejection of foam pig or mandrel	Personal injury, property damage	Site Personnel, Subcontractors, Public	Calibrated pressure relief valves, secure containment/catcher cage at receiving duct end, clear exclusion zone enforcement.	P 3 × S 3 9	Mandatory Pressure Testing Permit, full-face protection shields for operators, and calibrated double-gauge manifolds.	P 2 × S 2 4
9	Unloading and Manual Handling of Busbars and Sheet Metal	Sharp metal edges, heavy loads, awkward lifting postures	Musculoskeletal injuries, spinal strain, severe cuts, lacerations, foot impact injuries	Fabrication Technicians, Store Keepers, Material Handlers	Mandatory cut-resistant gloves (Level D/E), safety boots, manual handling training, use of overhead cranes and forklifts for heavy loads	P 4 × S 3 12	Enforce team lifting policy for loads exceeding 20 kg, conduct daily pre-use inspections on lifting gear and slings	P 2 × S 2 4
10	Hydraulic Shearing and Cutting of Metal Enclosures and Busbars	Exposed high-speed shear blades, moving mechanical parts, pinch points	Traumatic finger or limb amputation, severe crushing injuries, lacerations	Machine Operators, Fabrication Helpers	Two-hand safety control mechanisms, fixed perimeter guarding, emergency stop buttons, safety glasses, and cut-resistant gloves	P 4 × S 4 16	Install interlocked light curtains, implement strict Lockout/Tagout (LOTO) protocols during blade changes and maintenance	P 1 × S 3 3
11	Hydraulic Busbar Bending and Punching Operations	High-pressure hydraulic clamping, pinch points, metal ejection under force	Pinch injuries, hand/finger fractures, high-pressure fluid injection injuries	Machine Operators, Electrical Assemblers	Enclosed punching dies, foot pedal shrouds to prevent accidental actuation, routine hydraulic hose pressure inspection	P 3 × S 4 12	Mandatory usage of holding jigs to keep hands outside the hazard zone, schedule quarterly preventive hydraulic maintenance	P 1 × S 2 2
12	Welding (TIG/MIG) and Metal Frame Fabrication	Ultraviolet/Infrared arc radiation, toxic welding fumes, high-voltage electrical arc	Arc eye (photokeratitis), skin burns, respiratory illness, electrical shock	Welders, Fabricators, Nearby Personnel	Auto-darkening welding helmets, flame-retardant leather jackets and aprons, local exhaust ventilation (LEV), welding screens surrounding workspace	P 4 × S 3 12	Provide Powered Air-Purifying Respirators (PAPR) for prolonged welding operations, perform annual LEV extraction efficiency testing	P 2 × S 2 4
13	New Activity 125879654	Identify hazards here	Describe consequences	All personnel	List control measures	P 3 × S 3 9	Additional controls	P 2 × S 2 4

Likelihood / Frequency

Descriptor	Likely Frequency	Probability
Frequent	Occurs frequently	5
Often	Occurs several times per year	4
Likely	Has occurred more than once	3
Possible	Has occurred	2
Rare	Never occurred	1

Risk Matrix — Probability × Consequence

Probability	Consequence
	Insignificant (1)	Minor (2)	Moderate (3)	Major (4)	Catastrophic (5)
Rare (1)	1	2	3	4	5
Possible (2)	2	4	6	8	10
Likely (3)	3	6	9	12	15
Often (4)	4	8	12	16	20
Frequent / Almost Certain (5)	5	10	15	20	25

15 – 25	Extreme Risk	Activity or industry should not proceed in current form.
8 – 12	High Risk	Activity or industry should be modified to include remedial planning and action and be subject to detailed EHS assessment.
4 – 6	Moderate Risk	Activity or industry can operate subject to management and/or modification.
1 – 3	Low Risk	No action required, unless escalation of risk is possible.

Activity Log

System • uploaded document for status: AP

3 months ago

System • updated

3 months ago

System • updated matrix

3 months ago

System • uploaded document for status: AP

3 months ago

System • updated matrix

3 months ago

System • updated

3 months ago

System • updated

3 months ago

System • updated matrix

3 months ago

System • updated

3 months ago

System • updated

3 months ago