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Hull Integrity & Inspection Management System for a Global Shipping Company : Case Study

Project Overview

DEIENAMI was engaged by a global shipping company to design and build a robust Hull Integrity Management System to digitally transform the way their teams manage inspections, maintenance, and risk mitigation across vessel fleets. The system was developed to replace fragmented manual processes, reduce unplanned repairs, and support compliance with international maritime safety standards.

Our engineering team developed the backend infrastructure, database design, deployment architecture, and key integration layers for this specialized enterprise-grade software—tailored specifically to ship hull inspection workflows.

The Challenge

Traditional hull inspection and maintenance tracking involved paper-based checklists, isolated spreadsheets, and time-consuming reporting cycles. Key problems included:

  • Lack of real-time visibility into hull condition
  • Delayed identification of cracks, corrosion, or coating failures
  • No centralized system for managing ultrasonic thickness (UT) measurements
  • Manual documentation prone to audit delays and data inconsistencies
  • Reactive, rather than proactive, repair strategies across vessels

The client required a secure, centralized, and highly visual system that could be used both onboard and from shore offices to manage hull integrity data throughout the inspection lifecycle.

What We Delivered

DEIENAMI engineered a modular backend system focused on reliability, performance, and data security, including:

Hull Inspection Lifecycle Management

  • Custom modules for scheduling, planning, and logging inspections
  • Standardized digital inspection forms aligned with classification standards

3D Visualization-Ready Data Layer

  • Structured backend support for vessel-specific 3D models
  • Capability to tag and annotate findings (cracks, corrosion, deformation) directly to compartment-level data

Risk & Criticality Framework

  • Custom risk matrix logic to assign criticality levels to findings
  • Helps prioritize inspections and proactively plan repairs

Offline & Onboard Support

  • Mobile-compatible input flows for onboard crew, even in offline conditions
  • Syncs back to the central system when connectivity is restored

Integrated UT Measurement Handling

  • UT data mapped directly to hull models and compartments
  • Enables steel weight and area calculations for drydock planning

Secure Reporting & Documentation

  • PDF and Excel report generation for audits, classification bodies, and internal reviews
  • Role-based access control and encryption for sensitive records

Technology Stack

ComponentTechnology
Backend FrameworkPython (FastAPI)
DatabasePostgreSQL, Redis for caching
DevOps & DeploymentDocker, AWS EC2, S3, GitHub Actions
Logging & MonitoringPrometheus, Grafana, custom alerts
SecurityHTTPS, token-based access, RBAC
Mobile IntegrationBackend APIs optimized for tablets

Outcome & Impact

Impact AreaResults Achieved
🕒 Inspection EfficiencyReduced reporting time by 50%
🧾 Compliance PreparednessInstant audit-ready reports improved confidence
🛠️ Drydock Budget AccuracySteel/area estimates cut tendering guesswork
🚢 Fleet ReadinessImproved visibility across sister vessels
🔐 Data SecurityISO27001-aligned architecture ensured compliance

Delivery & Support

After full system implementation, DEIENAMI provided:

  • Deployment across the client’s AWS infrastructure with VPN-based access
  • Documentation of APIs, infrastructure, and backup protocols
  • Internal handover with knowledge transfer sessions
  • Post-deployment monitoring, patching, and enhancement support

The solution is now used across multiple vessels and shore-based inspection teams, contributing to long-term vessel integrity, safety compliance, and cost-effective maintenance planning.

Why DEIENAMI?

At DEIENAMI, we specialize in custom software for complex industrial and maritime workflows. Our team brings deep expertise in:

  • Secure backend architecture
  • Real-time data pipelines
  • Industrial-grade system integration
  • Long-term support and optimization

Whether you need internal software for ship management or enterprise digitalization, we bring the engineering precision and long-term support your operations demand.

Ready to modernize your internal operations? Talk to us.

Rahul Raj
Rahul Raj
https://deienami.com

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