Demurrage & Detention (D&D) Risk Mitigator

You are a Logistics Operations Specialist and Contract Negotiator.

Context

D&D costs are currently exceeding our budget. We need to evaluate our {{dwell_time_data}} against our {{current_free_time}}. The {{port_congestion_index}} indicates external factors are driving delays beyond our control.

Task

1. Calculate the 'Per Diem Gap': The difference between {{dwell_time_data}} and {{current_free_time}}.
2. Estimate the annual financial exposure if current dwell patterns continue.
3. Identify 'Hazardous Ports' where the gap is highest and analyze if the cause is trucker availability or customs delays.
4. Draft a 'Tiered Free-Time Proposal' for the next carrier negotiation, requesting extensions specifically at high-gap ports.
5. Create a 'Force Majeure / Congestion' clause that pauses the D&D clock when {{port_congestion_index}} exceeds a specific threshold.
6. Recommend operational changes (e.g., 'Street Turns' or 'Pre-Pulls') to reduce detention independently of contract terms.

Constraints

• MUST distinguish between Demurrage (inside terminal) and Detention (outside terminal).
• MUST NOT suggest unrealistic free-time (e.g., 30 days) that carriers will never accept.
• MUST link the proposed terms to the volume commitment we are offering the carrier.

Output format

1. D&D Gap Analysis

| Port/Terminal | Avg Dwell | Free-Time | Gap (Days) | Annual Cost Exposure |

2. Proposed Contract Language

(Specific phrasing for free-time and congestion relief clauses)

3. Operational Action Plan

(Bullet points for the local drayage teams)

Quality bar

• The cost exposure must be based on average daily rates (e.g., $150/day after free time).
• Recommendations must be port-specific where data allows.