Why Lift with a VLN?
In 6 months, wind delays cost a site over 89 hours of lost lifting time—impacting project operations, site running costs, and crew productivity. The VLN from Erne Lifting helps mitigate these delays by increasing wind speed allowances and improving load control. In this now-customers case, the VLN was able to achieve:
- ✔ Wind speed allowance doubled —from 6 m/s to 12 m/s on tower cranes
- ✔ Estimated savings: over $265,000 in avoided downtime
- ✔ VLN Hire cost: starting from $500 per day
- ✔ Remote load control—reduces risk and improves safety
° Reduce Crane Related Injuries
° Reduce Crane Related Fatalities
° Increase Operational Efficiency
° Precision
Lifting Capacity
° Remote Control Wireless Range
✅ AS/NZS 4991 - Load Restraint Systems
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✅ ISO 23313 - Safe use of Lifting Equipment
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✅ ASME BTH-1 Design of Below the Hook Lifting
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✅ BS EN 13155 - Non-fixed Load Lifting attachment
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LOLER Regulation 8 - Avoid suspended loads over personnel
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✅ AS/NZS 4991 - Load Restraint Systems | ✅ ISO 23313 - Safe use of Lifting Equipment | ✅ ASME BTH-1 Design of Below the Hook Lifting | ✅ BS EN 13155 - Non-fixed Load Lifting attachment | LOLER Regulation 8 - Avoid suspended loads over personnel |
What People Are Saying
“This lifting bar is just out there! I got to see this pick up a 20-foot container in the wind and I was amazed at how it holds its position while the crane slewed around. — Mark Rouse, Project Manager
Without the VLN, we'd set 4-5 panels [per hour] With it, we were able to pick and set in a timelier fashion – just 5 minutes per panel instead of 15" — Michael Powell, Superintendent - Nabholz
"We were the only consistent subcontractor on a site with 50 different subcontractors. When everybody else had to shut down due to wind-outs, we kept working" - Lawrence Ansel, On-Site VLN Operator - Clark Pacific
Calculating Return on Investment - VLN
Assess ROI via value-based, risk-adjusted lens—beyond simple revenue-minus-cost.
Efficiency Gains: 30% faster/cheaper projects. Annual savings: (current project costs/time) × 30%.
Downtime Reduction: Operate in high winds; cut weather delays. Savings: (lost days/year) × (daily cost).
Safety Enhancements: 63% fewer injuries. Savings: (annual claims) × 63% + reduced downtime/insurance.
Contract Wins: Innovative edge could win extra X tenders / year.
“Enter your 6-month project metrics to see how Load Navigator transforms 'Wind' into 'Win'. It’s not just smart—it’s strategic.”
Wind Tunnel Lifting: Traditional Methods VS The VLN
Drag slider to see out of control load swing VS VLN hold steady
Chapter: London Bridge
London Bridge was built on one of the tightest footprints in central London—wedged between Network Rail and St. Thomas Hospital. With no room for traditional tower cranes or laydown areas, the team had to rethink everything.
Key Challenges
Cranes mounted on steel cantilevers over pitlanes
Just-in-time delivery with zero margin for error
Wind tunnel effects from surrounding buildings
Record-breaking 2023/2024 storm season (12 named storms)
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DustLight: Real-Time Dust Monitoring
Compact, hand-held device for instant airborne particle detection—protect teams from wind-blown hazards on work sites.
- 🔍 Real-time PM2.5/PM10 alerts via app
- 📱 Bluetooth sync to mobile for compliance logs
- ⚡ Battery: 12+ hours in harsh conditions
- 🛡️ IP67-rated for dust/wind resistance
RocketLeveR™

