> ## Documentation Index
> Fetch the complete documentation index at: https://docs.corrdata.ai/llms.txt
> Use this file to discover all available pages before exploring further.

# Field Operations

> Mobile app for field technicians with offline support

## 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

## Key Features

### 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

### GPS Integration

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

### 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 ]                │
└─────────────────────────────────────────┘
```

### Work Order Management

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

## Workflow

<Steps>
  <Step title="Sync Before Field">
    Download assigned tasks and asset data before leaving office.
  </Step>

  <Step title="Navigate to Asset">
    Use GPS to find test stations and equipment.
  </Step>

  <Step title="Record Data">
    Enter readings, photos, and notes.
  </Step>

  <Step title="Complete Tasks">
    Mark work orders complete with documentation.
  </Step>

  <Step title="Sync After Field">
    Upload all data when back in connectivity.
  </Step>
</Steps>

## Installation

### 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

<Info>
  PWA installation gives you an app-like experience without app store downloads.
</Info>

## Data Management

### Cache Size

The app caches approximately:

* 1,000 assets: \~5 MB
* 10,000 measurements: \~20 MB
* Photos: As captured

### Sync Priority

When syncing, data is prioritized:

1. Compliance readings (safety-critical)
2. Work order updates
3. Photos and attachments
4. Background data refresh