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Mobile PWA

CorrData’s field operations app is a Progressive Web App (PWA) that works on any device:
  • iOS - Safari, Chrome
  • Android - Chrome, Firefox
  • Tablets - Full feature support
  • Desktop - Browser-based access

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Key Features

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Offline Support

Work without connectivity:
  • Cache assets and work orders before heading to field
  • Record readings and notes offline
  • Auto-sync when connection restored
  • Conflict resolution for simultaneous edits

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GPS Integration

  • Navigate to assets using device GPS
  • Auto-record location with readings
  • Track technician routes
  • Geofence-based task assignments

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Measurement Recording

Record CP measurements in the field: 
┌─────────────────────────────────────────┐
│ Test Station: TS-1234                   │
│ Location: MP 12.5, Northern Pipeline    │
├─────────────────────────────────────────┤
│ P/S Potential:  [-0.923] V              │
│ Reference:      [Cu-CuSO4 ▼]            │
│ IR Drop:        [    12] mV             │
│                                         │
│ Notes:                                  │
│ ┌─────────────────────────────────────┐ │
│ │ Ground was wet from recent rain    │ │
│ └─────────────────────────────────────┘ │
│                                         │
│         [ Save Reading ]                │
└─────────────────────────────────────────┘

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Work Order Management

  • View assigned work orders
  • Update status in real-time
  • Attach photos and documents
  • Record time and materials

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Workflow

1

Sync Before Field

Download assigned tasks and asset data before leaving office.
2

Navigate to Asset

Use GPS to find test stations and equipment.
3

Record Data

Enter readings, photos, and notes.
4

Complete Tasks

Mark work orders complete with documentation.
5

Sync After Field

Upload all data when back in connectivity.

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Installation

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Add to Home Screen

  1. Open the app URL in your mobile browser
  2. Tap the share/menu button
  3. Select “Add to Home Screen”
  4. The app icon appears on your device
PWA installation gives you an app-like experience without app store downloads.

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Data Management

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Cache Size

The app caches approximately:
  • 1,000 assets: ~5 MB
  • 10,000 measurements: ~20 MB
  • Photos: As captured

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Sync Priority

When syncing, data is prioritized:
  1. Compliance readings (safety-critical)
  2. Work order updates
  3. Photos and attachments
  4. Background data refresh