Transforming digital handover from 2 weeks to 35 seconds at HS2

HS2's Requirements Management team needed to validate contractor compliance across 37,983 requirement objects spanning 19 areas and 89 modules, with data arriving in non-conforming formats across 34 contracts.

Construction crane on infrastructure site

Off-the-shelf AI couldn't adapt to HS2's specific requirements or complex processes.

BuildPrompt^™ delivered a tailored solution that automated verification while maintaining essential human oversight, reducing cycle times, costs and retraining requirements.

Results

Time saved

99.997%

2 weeks of manual review collapsed to 35 seconds.

Estimated annual saving

£5M

Based on 30% time saving alone.

Review cycles

3×

Sequential bottlenecks eliminated by parallel processing.

Throughput

10k+

Rows processed simultaneously, every run.

Cycle time per submission

Before

2 weeks

With BuildPrompt

35 seconds

Platform architecture

Agentic workflows

Processes thousands of requirements simultaneously against the VVM in real time
Cross-references submissions using HS2-specific terminology and compliance criteria
Identifies non-compliances using HS2's coding structure

Real-time visualisation

Colour-coded dashboards showing compliance status
Maps dependencies between assets, evidence and requirements
Highlights critical integration risks and shows trends across portfolio and asset levels

Natural Language Intelligence

Natural language questions with instantly evidenced, cited responses
Filter by contract area, asset type or requirement category
Identifies trends and insights without manual analysis

The AI tool BuildPrompt developed processes complex handover data in seconds, revealing key issues we would have missed with manual reviews.

Vijay Patil, Head of Requirements, HS2

Verification, in seconds not weeks.

BuildPrompt^™ reads project requirements, contractor evidence and specifications together, so infrastructure programmes can prove compliance at scale.