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Big Kahuna's Water & Adventure Park — Lazy River Remodel - commercial aquatic construction by Torwyn Solutions

Big Kahuna's Water & Adventure Park — Lazy River Remodel

Destin, FL
February 2024

Project Summary

Full remodel of lazy river system spanning December 2023-February 2024. Addressed multiple surge tanks (large and small), extensive resurfacing, pipe work, refabrication of skimmers and jets (wall and floor), custom membrane coping, and waterproofing around slides mounted into the river. Fixed massive water loss caused by concrete cracks in sandy soil, enabling much faster filling. Project included staircase work, handrail mounting systems, main drain covers, and large surge tank cover repairs.

Key Results

Project deliverables and measurable impact

21,000+ sq ft of new PVC membrane installed

Completed under 90 days in off-season window

Chronic leaks eliminated across all penetrations

Full river fill restored; no more pump-fill cycle

Progress maintained through twice-weekly storm delays

Initial Conditions

Challenges and issues identified at project start

  • River coated in years of paint on walls and floor
  • Massive water loss due to concrete cracks throughout in sandy soil
  • Garden hose speed leak in underground surge tank
  • Compromised skimmers and jets (wall and floor)
  • Slides mounted into river needed waterproofing
  • Damaged concrete and mounting systems for handrails, main drain covers, and surge tank covers
  • Slow fill time due to water soaking into ground

Work Performed

Detailed sequence of work completed

  1. Full resurfacing of walls and floor covered in years of paint
  2. Multiple surge tank refurbishment (big and small)
  3. Complete pipe work and plumbing repairs
  4. Refabrication of wall and floor skimmers and jets
  5. Custom membrane coping installation
  6. Waterproofing around slides mounted into river
  7. Two-component polyurethane foam application to stop underground surge tank leak
  8. Concrete repair and mounting system fixes for handrails, main drain covers, and surge tank covers
  9. Multiple staircase installation (several small and large)

Outcomes & Results

Project deliverables and impact

  • Saved facility tons of water being lost due to cracks
  • River fills much faster - no longer soaking ground before filling
  • Underground surge tank leak stopped
  • All mounting systems secure and functional

Professional Expertise Demonstrated

Contractor-level skills and certifications

  • Large-scale waterpark renovation demonstrating commercial pool expertise
  • Complex multi-system coordination (surge tanks, plumbing, structural)
  • Emergency leak repair with advanced materials (2-part polyurethane foam)
  • Custom fabrication of skimmers, jets, and coping
  • Structural concrete repairs and mounting systems
  • Project management across multiple phases and systems

Stakeholder Coordination

Project collaboration and partnerships

  • Big Kahuna's facility management

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