AWS-Powered Smart Waste Management System

A comprehensive backend service that revolutionizes waste collection operations using AWS Location Services and IoT integration. This system optimizes waste collection routes in real-time, reducing operational costs and environmental impact.

🌟 Key Features

• Real-time Route Optimization: Advanced route optimization using AWS Location Services
• IoT Integration: Smart bin monitoring and real-time data collection
• Cluster Management: Efficient waste collection planning based on geographical clusters
• Fleet Management: Comprehensive truck fleet tracking and management
• Incident Reporting: Real-time incident tracking and reporting system
• User Management: Secure authentication and role-based access control
• Admin Dashboard: Comprehensive administrative controls and monitoring

🗺️ Route Optimization System

The route optimization system is the core feature of this project, leveraging AWS Location Services to provide efficient waste collection routes.

Key Components

• AWS Location Services Integration

  • Real-time route calculation using TruckRouteCalculator
  • Distance matrix computation for multiple locations
  • Optimized for vehicle routing

• Smart Route Planning

  • Dynamic route optimization based on bin fill levels
  • Real-time traffic consideration
  • Multi-stop optimization
  • Chunk-based processing for large-scale operations

• Performance Features

  • Efficient handling of multiple collection points
  • Real-time route updates
  • Distance and time optimization
  • Cluster-based route planning

How It Works

1. Data Collection

   • Gathers real-time bin locations
   • Collects truck fleet positions
   • Monitors bin fill levels

2. Route Calculation

   • Uses AWS Location Services for accurate distance calculation
   • Implements greedy algorithm for route optimization
   • Considers multiple constraints (time, capacity, priority)

3. Optimization Process

   • Divides large areas into manageable clusters
   • Calculates optimal routes within clusters
   • Combines cluster routes for complete collection plan

4. Real-time Updates

   • Continuous route optimization
   • Dynamic rerouting based on new data
   • Incident-based route adjustments

☁️ AWS Services Integration

This project heavily utilizes AWS services to provide robust and scalable functionality.

AWS Location Services

• Route Calculator

  • Custom TruckRouteCalculator for waste collection vehicles
  • Real-time distance and time calculations
  • Optimized for multiple stops and vehicle constraints

• Geofencing

  • Bin location tracking
  • Cluster boundary management
  • Service area optimization

Configuration

// AWS Location Service Configuration
const locationClient = new LocationClient({
  region: process.env.AWS_REGION,
  credentials: {
    accessKeyId: process.env.AWS_ACCESS_KEY_ID,
    secretAccessKey: process.env.AWS_SECRET_ACCESS_KEY
  }
});

Environment Variables

AWS_REGION=your-region
AWS_ACCESS_KEY_ID=your-access-key
AWS_SECRET_ACCESS_KEY=your-secret-key
ROUTE_CALCULATOR_NAME=TruckRouteCalculator

Security Best Practices

• IAM roles and policies for service access
• Environment variable management
• Secure credential handling
• API key rotation

📐 Architecture Diagram

System Architecture

graph TB
    subgraph Client
        A[Mobile App]
        B[Web Dashboard]
    end

    subgraph Backend
        C[NestJS Application]
        D[Route Optimizer]
        E[IoT Manager]
    end

    subgraph AWS Services
        F[Location Services]
        G[Route Calculator]
        H[Geofencing]
    end

    subgraph Database
        I[AmazonDynamoDB]
    end

    subgraph IoT Devices
        J[Smart Bins]
        K[Truck Trackers]
    end

    A --> C
    B --> C
    C --> D
    C --> E
    D --> F
    F --> G
    F --> H
    C --> I
    J --> E
    K --> E

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Route Optimization Flow

sequenceDiagram
    participant Client
    participant Backend
    participant AWS
    participant IoT
    participant DB

    Client->>Backend: Request Route Optimization
    Backend->>IoT: Get Bin Status
    IoT-->>Backend: Bin Fill Levels
    Backend->>DB: Get Bin Locations
    DB-->>Backend: Location Data
    Backend->>AWS: Calculate Route Matrix
    AWS-->>Backend: Distance Matrix
    Backend->>Backend: Optimize Route
    Backend-->>Client: Optimized Route

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🛠 Tech Stack

• Framework: NestJS
• Language: TypeScript
• Cloud Services: AWS Location Services
• Security: Helmet, CORS
• API: RESTful with versioning support

🚀 Getting Started

Prerequisites

• Node.js (v14 or higher)
• AWS Account with Location Services enabled
• Amazon DynamoDB (for data storage)

Installation

1. Clone the repository

git clone https://github.com/emrebaranarca/aws-waste-route-optimizer.git

2. Install dependencies

npm install

3. Start the application

npm run start:dev