Automatic Number Plate Recognition (ANPR or ALPR)
AI-powered Automatic License Plate Recognition (ALPR or ANPR) for End-to-End Vehicle Access Management
From factory gates to mining facilities and industrial parks, continuous vehicle movement creates complex access control challenges. AI-powered Automatic Number Plate Recognition (ANPR or ALPR) analyzes live CCTV feeds to verify authorized entry and generate automated alerts when unidentified, or restricted vehicles attempt access.
Automatic License Plate Recognition (ALPR) or Automatic Number Plate Recognition (ANPR) is an AI-enabled vehicle monitoring solution that reads and verifies license plates in real-time across industrial and commercial sites. From ports and warehouse checkpoints to mining facilities and logistics terminals, uncontrolled vehicle access can expose operations to security, safety, and compliance risks, especially in large, distributed environments.
Powered by advanced video analytics and OCR-based license plate capture, the ALPR/ ANPR system analyzes live camera feeds from existing CCTVs, to extract alphanumeric characters and match them against authorized vehicle databases. Unlike manual logging or card-based access systems, this approach minimizes human error while ensuring faster and more reliable vehicle verification.
With 24/7 monitoring, automated records, and seamless integration with security platforms, viAct’s AI-powered ALPR/ ANPR improves site visibility, strengthens audit readiness, and enables operations teams to maintain secure, traceable, and data-driven vehicle access control across large, complex industrial environments.
Why Is License Plate Recognition Difficult on Industrial Sites?
Vehicle access control remains a persistent challenge across construction, manufacturing, logistics, and energy facilities, even where formal entry procedures exist. The difficulty lies not in policy gaps, but in managing high vehicle volumes, changing contractors, poor visibility, and time pressure that weaken real-time verification.
Common vehicle access control gaps include:
● Inconsistent manual verification during peak delivery hours.
● Unauthorized contractor vehicles using shared access credentials.
● Congestion at entry points causing rushed access approvals.
● Temporary vehicles bypassing approval processes.
● Security staff unable to visually confirm license plates at night or in bad weather.
● Poor integration between gate systems and centralized security platforms.
● Monitoring gaps during shift handovers and night operations.
● Delayed identification of blacklisted or unregistered vehicles.
What begins as a minor verification delay or documentation error can escalate into security breaches or compliance failures.
Despite guard training, gate procedures, and periodic audits, security teams struggle to verify every vehicle accurately in real time. Gaps emerge between inspections, especially at multi-gate sites with constant movement. This is where AI-powered Automated Number Plate Recognition (ANPR or ALPR) transforms traditional CCTV into an intelligent vehicle access management solution.
Where is Automatic License Plate Recognition Most Valuable?
Vehicle access risks arise wherever controlled entry points handle high traffic. In industrial and commercial environments, unmanaged gate operations disrupt workflows and weaken security, especially when manual verification cannot scale with continuous vehicle movement.
Construction Sites with Heavy Vehicle Movement
Large construction projects depend on frequent material deliveries and rotating contractor fleets. AI-powered ALPR/ ANPR verifies authorized trucks, records entry-exit activity, and maintains digital movement logs, helping site teams prevent unauthorized access, reduce asset loss, and improve coordination across dynamic project phases.
Oil, Gas, and Energy Facilities in Remote Environments
Refineries, processing plants, and offshore installations require constant perimeter surveillance due to high-risk operations and limited onsite supervision. AI-powered ANPR/ ALPR enables centralized vehicle screening, continuous access monitoring, and automated reporting, supporting secure operations across geographically dispersed and infrastructure-intensive energy facilities.
Logistics Yards and Freight Terminals
Distribution centers manage continuous truck arrivals, container movements, and outbound shipments. Using AI video analytics, the ALPR/ ANPR system automates gate verification, reduces queue congestion, and enables accurate inbound and outbound vehicles tracking, improving throughput and minimizing operational delays.
Warehouses with Multiple Access Gates
Warehouses with multiple loading docks and service entrances experience frequent congestion and access inconsistencies. End-to-end license plate recognition integrates with security platforms to synchronize gate operations, maintain accurate vehicle histories, and support coordinated workflows between logistics, inventory, and facility management teams.
Manufacturing Plants with Restricted Production Zones
Factories often separate production, storage, and hazardous material zones with strict access policies. Computer vision-powered License Plate Recognition validates vehicle permissions in real time, ensuring only approved transport units enter sensitive areas while supporting compliance monitoring across rotating shifts and multi-department operations.
How Does Computer Vision Verify Vehicle License Plate?
1
Choose
Security administrators can choose “Automatic License Plate Recognition” module from viHUB – viAct’s library of 200+ AI video analytics solutions. This module is engineered to recognize license plates and validate vehicle identities across diverse industrial and commercial environments.
2
Connect
The ALPR/ ANPR module integrates seamlessly with existing CCTV or IP cameras through RTSP link, without the need of any additional hardware installations, or major operational disruption.
3
Capture
Once activated, the AI continuously processes live video streams at designated entry and exit points to:
● Detect vehicle entry and exit
● Automate license plate character extraction
● Verify authorization through centralized vehicle databases in real-time
4
Control
When an unauthorized vehicle is detected, the system instantly triggers alerts through on-site alarms and remotely via dashboards, mobile apps, or SMS. Administrators can access centralized daily, weekly, and monthly analytics in viHUB, enabling reliable compliance tracking and continuous operational optimization.
Case Study: Singapore Port Eliminates Unauthorized Container Truck Entry Using viAct AI-powered Automated License Plate Recognition Solution
Industry :
Maritime Port
Location :
Singapore
Module :
Automated License Plate Recognition
The Problem:
A major port in Singapore managing high volumes of container traffic faced recurring incidents of unauthorized contractor trucks accessing restricted terminals. Manual verification processes, fragmented access records, and inconsistent vehicle approval workflows created security vulnerabilities, compliance risks, and operational disruptions across multiple gates and terminal zones.
The Solution:
The port deployed viAct's Al-powered ALPR/ANPR solution across container entry-exit points, integrating existing CCTV infrastructure with centralized authorization databases. The system automated license plate recognition, validated vehicle permissions in real-time, and enabled coordinated monitoring across security and terminal operations teams.
The viAct impAct:
● Achieved 78% reduction in unauthorized container truck entry incidents through real-time license plate verification and automated gate screening, just within 3 months of deployment.
● Strengthened cross-department coordination and governance by establishing standardized, transparent, and auditable vehicle access workflows across terminal operations.
Why Choose viAct ALPR/ ANPR Over Traditional Methods?
Beyond basic number plate detection, viAct delivers measurable operational, security, and compliance advantages for managing vehicle entry, monitoring, and reporting.
01
Up to 95% reduction in manual gate verification workload, allowing security teams to focus on exception handling and risk mitigation.
02
89% improvement in authorization matching accuracy through continuous AI model optimization.
03
2x faster response to unauthorized vehicle access, enabled by real-time alerts, centralized visibility, and automated escalation workflows across industrial security operations.
04
Threefold improvement in audit readiness through standardized digital vehicle access records.
05
Stronger compliance behavior achieved through continuous monitoring, automated policy enforcement, and consistent digital documentation across all vehicle access points.
06
Reduced gate congestion through automated vehicle pre-authorization and faster clearance processing during peak operational hours.
07
Seamless integration with logistics, ERP, and security platforms enables synchronized workflows, consistent data exchange, and coordinated vehicle access management across enterprise systems.