Routing Simulator based on the Dial-A-Ride Problem using Google Operations Research Tools (Google OR-Tools) to generate the routing solutions.

Routing problem features:

• Time Windows + Time Windows relaxation constraints
• Precedence constraint (A client's pickup stop must be visited before visiting it's delivery stop)
• Same Vehicle constraint (The vehicle that pickups a client, must be the same that delivers him)
• Pickup and Delivery
• Maximum Travel Time constraint for each client
• Vehicle Capacity Constraints
• Vehicle Number Constraints
• Start and End Depot constraints for each vehicle