20 ChatGPT Prompts Every Quantity Surveyor Should Know — Tested on Live Construction Projects
The Prompt That Saved Me 30 Minutes
Every working day on a large scale infrastructure project involves correspondence. Letters to the Engineer. Variation notices. Subcontractor responses. Payment notifications. RFI replies. Each one starts with the same professional challenge: a blank page and a deadline.
The first time I gave AI a structured prompt for a formal FIDIC letter, the output was professionally formatted and ready for review in under two minutes. A letter that would have taken 30 minutes from scratch was done in five. I reviewed it, checked the clause references against the contract, adjusted two sentences, and issued it.
That experience changed how I approach every documentation task in my QS practice.
This article shares 20 real, tested ChatGPT and Claude prompts that I and my team use on a live infrastructure project. Each prompt is ready to copy, adapt with your project details, and use immediately. Every one of them has been developed through actual professional use, not theoretical research.
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How to Use These Prompts
Every prompt below follows the same structure I use in daily professional practice:
- Role instruction: Tell AI what professional role to take
- Context: Give specific project and contract details
- Task: Explain exactly what you need
- Restrictions: Tell AI what NOT to do
Before using any prompt, replace the text in square brackets with your actual project details. Always verify AI output against your specific contract conditions before professional use.
Category 1 - Letter Writing and Correspondence (Prompts 1 to 6)
Prompt 1 - FIDIC Variation Notice
Act as a Senior Quantity Surveyor preparing formal correspondence under FIDIC Conditions of Contract [specify edition].
Draft a formal Variation Notice letter from the Main Contractor to the Engineer.
Details:
Project: [Project name]
Engineer's Instruction reference: [EI number and date]
Description of variation: [Describe the scope change]
Applicable FIDIC clause: Sub-Clause 13.1 and Sub-Clause 20.1
Notice deadline: [Date]
The letter must: reference the Engineer's Instruction, state the variation notice under Sub-Clause 20.1, confirm intention to submit cost proposal, and maintain a formal professional tone.
Do not invent figures or assumptions. Use only the details provided.
Prompt 2 - Subcontractor Back-Charge Notice
Act as a Senior Quantity Surveyor drafting a formal back-charge notice to a subcontractor.
Details:
Subcontractor name: [Name]
Subcontract reference: [Reference]
Back-charge reason: [Describe the event]
Back-charge amount: [Amount and currency]
Applicable subcontract clause: [Clause number]
Supporting documents attached: [List documents]
The letter must: reference the applicable subcontract clause, clearly state the back-charge amount, provide the factual basis, and notify formal deduction from next payment. Maintain formal professional tone throughout.
Do not add information not provided above.
Prompt 3 - Scope Clarification Response to Subcontractor
Act as a Senior Quantity Surveyor responding to a subcontractor claim that has no contractual basis.
Details:
Subcontractor claim: [Describe claim]
Scope Matrix reference: [Section and clause]
Specification reference: [Section and clause]
Reason claim is rejected: [Explain basis]
Draft a formal response letter that: clearly states the contractual position, references the Scope Matrix and Specification, attaches the relevant clauses as evidence, and professionally rejects the claim. Maintain a firm but professional tone. Do not use aggressive language.
Prompt 4 - FIDIC Claim Narrative Report
Act as a professional Quantity Surveyor preparing a formal construction claim narrative under FIDIC Conditions of Contract [specify edition].
Using the following factual data [insert data], prepare a professionally structured claim narrative covering:
1. Contractual entitlement referencing the applicable FIDIC clause
2. Cause and effect
3. Delay analysis summary
4. Quantum summary
Maintain a formal professional tone. Strictly follow the provided data only. Do not add assumptions or information not provided.
Prompt 5 - Without Prejudice Settlement Letter
Act as a Senior Quantity Surveyor drafting a without prejudice commercial settlement letter for a Final Account dispute.
Details:
Disputed item: [Describe item]
Contractual position: [Our position and basis]
Settlement offer: [Describe commercial offer]
Conditions of settlement: [List conditions]
The letter must: clearly state the contractual position first, then present the commercial offer separately and explicitly on a without prejudice basis, state all conditions clearly, and confirm this offer does not constitute admission of liability. Formal professional tone throughout.
Prompt 6 - Progress Report Narrative
Act as a professional Quantity Surveyor preparing a weekly construction progress report narrative.
Using the following progress data [insert data], prepare a professionally structured narrative covering:
1. Overall progress summary
2. Section by section progress update
3. Issues and risks
4. Planned activities for next week
Maintain a formal professional tone. Use only the provided data. Do not add assumptions.
Category 2 - Document Review and Analysis (Prompts 7 to 12)
Prompt 7 - Engineer's Instruction Risk Review
Act as a professional Quantity Surveyor reviewing an Engineer's Instruction under FIDIC Conditions of Contract.
Using the uploaded Engineer's Instruction [upload document], identify:
1. What contractual risks must the Contractor consider?
2. Is this instruction a Variation under FIDIC Clause 13?
3. What notice obligations apply under Sub-Clause 20.1?
4. What documents should be prepared immediately?
5. What are the potential cost and programme implications?
Use only the uploaded document. Provide clause references for every point.
Prompt 8 - Specification Section Summary
Act as a professional Quantity Surveyor reviewing a construction specification section.
Using only the uploaded specification document [upload relevant section], summarize the following for Section [X]:
1. Method of measurement
2. Basis of payment
3. What is included in each pay item unit rate
4. Any items specifically stated as having no separate payment
5. Any "full compensation" clauses
6. Material standard requirements
Provide the exact page and clause number for every summary point. Use only the provided document.
Prompt 9 - Subcontractor Payment Application Review
Act as a Senior Quantity Surveyor reviewing a subcontractor Payment Application.
Using the uploaded Payment Application [upload document], check:
1. Mathematical accuracy of all calculations
2. Whether any variation items are included without approved Variation Orders
3. Whether retention deduction is correct per subcontract terms
4. Whether advance payment recovery is correctly applied
5. Whether any items claimed appear outside the subcontract scope
Flag every issue found with the relevant subcontract clause reference. Use only the provided documents.
Prompt 10 - Contract Clause Analysis
Act as a professional Quantity Surveyor analyzing a specific FIDIC contract clause.
Analyze FIDIC [specify edition] Sub-Clause [number] in the context of the following situation: [describe situation].
Provide:
1. Plain language explanation of the clause
2. How it applies to the described situation
3. What obligations it creates for the Contractor
4. What obligations it creates for the Engineer
5. What notice or time requirements apply
6. What happens if notice requirements are not met
Always verify clause analysis against the actual contract document before professional use.
Prompt 11 - Tender Document Risk Review
Act as a Senior Quantity Surveyor reviewing tender documents for commercial risks.
Using the uploaded specification section [upload document], identify:
1. Any material disposal requirements at Contractor's expense
2. Any material standard requirements that may require imported materials
3. Any items included in unit rates with no separate payment
4. Any testing requirements that could add significant cost
5. Any requirements mentioned in General Notes on drawings
Provide page and clause references for every risk identified. This is for cost estimation purposes only.
Prompt 12 - Variation Entitlement Assessment
Act as a professional Quantity Surveyor assessing variation entitlement under FIDIC Conditions of Contract [specify edition].
Situation: [Describe the Engineer's instruction or site event]
Original contracted scope: [Describe original scope]
Changed scope: [Describe what has changed]
Contract type: [Lump sum or remeasurable]
Assess:
1. Does this constitute a Variation under FIDIC Clause 13?
2. What is the Contractor's contractual entitlement?
3. What notice obligations apply?
4. What documents should be prepared?
Note: This is an initial assessment only. Always verify against the actual contract before making professional decisions.
Category 3 - BOQ and Cost Management (Prompts 13 to 16)
Prompt 13 - BOQ Framework Generation
Act as a Senior Infrastructure Quantity Surveyor.
Provide a comprehensive Bill of Quantities Level-2 structural framework (item descriptions and units only, no prices) for the following works:
Project type: [Highway, building, drainage etc]
Scope: [Describe scope in detail]
Specifications: [List key technical specifications]
Measurement standard: [NRM2, CESMM4, or project specific]
Structures: [List any structures]
Do not invent cost numbers. Only provide standard item codes, descriptions, and measurement units. Follow the specified measurement standard strictly.
Prompt 14 - Cost Proposal Narrative
Act as a professional Quantity Surveyor preparing a formal cost proposal narrative.
Using the provided cost data [insert data], prepare a professional narrative report including:
1. Executive summary
2. Basis of estimation
3. Resource allocation (labour, plant, materials)
4. Key assumptions and exclusions
5. Summary cost breakdown by trade
Strictly follow the provided data. Do not add figures or assumptions not included in the provided data.
Prompt 15 - Variation Valuation
Act as a professional Quantity Surveyor preparing a variation valuation under FIDIC Clause 13 [specify edition].
Variation description: [Describe scope]
Engineer's Instruction reference: [Reference and date]
Measured quantities: [List quantities with units]
Applicable contract rates: [List rates or state not applicable]
Prepare a structured valuation including:
1. Contractual basis under Clause 12 or 13
2. Measured quantities with unit and rate
3. Application of contract rates where applicable
4. New rates justification where contract rates do not apply
5. Summary of total variation value
Use formal professional language. Strictly follow the provided data only.
Prompt 16 - Productivity Rate Research
Act as a professional construction estimator researching productivity rates.
Provide benchmark productivity rates for the following work item:
Work type: [Describe work item]
Project conditions: [Describe site conditions]
Equipment type: [Specify equipment]
Location: [Country or region]
For each rate provided:
1. State the productivity range (minimum and maximum)
2. State the factors that affect productivity in this range
3. Provide source reference or industry standard basis
4. Note any site conditions that would reduce productivity
Always verify rates against local market data and site conditions before applying to a live estimate.
Category 4 - Professional Development (Prompts 17 to 20)
Prompt 17 - APC Interview Practice Questions
Act as a CIOB APC assessor preparing interview questions for a candidate seeking MCIOB status.
The candidate's experience covers: [List your experience areas]
The competency areas being assessed: [List competencies]
The candidate's submitted experience record covers: [Summarize key experience]
Generate 15 likely interview questions that:
1. Probe the depth of practical experience
2. Test understanding of professional standards
3. Challenge the candidate on specific situations described
4. Assess commercial judgment and professional decision making
Focus on questions that require real project experience to answer convincingly.
Prompt 18 - Experience Record Writing Guidance
Act as a professional mentor helping a Quantity Surveyor prepare their MCIOB or RICS APC experience record.
The candidate has the following experience: [Describe your experience]
The competency area being written: [Specify competency]
The draft experience statement: [Paste your draft]
Review the draft and provide:
1. Grammar and clarity improvements
2. Suggestions to better demonstrate professional competence
3. Missing elements that assessors typically look for
4. How to make the example more specific and convincing
Important: Only improve the writing. Do not add experience or situations that the candidate has not described. The content must remain the candidate's own real experience.
Prompt 19 - Safety Notice Generation
Act as a construction safety professional creating a site safety notice.
Safety topic: [Specify hazard or safety requirement]
Target audience: [Site workers, subcontractors, supervisors]
Specific site context: [Describe relevant site conditions]
Required action: [What workers must do]
Create a clear, simple safety notice that:
1. States the hazard clearly
2. Explains the risk in simple language
3. States the required control measure
4. States the consequence of non-compliance
Keep language simple and direct. This notice must be reviewed by a qualified safety professional and adapted to actual site conditions before posting.
Prompt 20 - RFI Response Draft
Act as a professional Engineer or Quantity Surveyor responding to a contractor's Request for Information.
RFI Reference: [Number]
RFI Query: [Insert query]
Relevant specification section: [Reference]
Relevant drawing reference: [Reference]
Draft a formal RFI response that:
1. Directly answers the query
2. References the specific clause or drawing
3. Maintains a professional tone
4. Does not commit to variations or scope changes
5. Provides specification page and clause references
Use only the uploaded specification and contract documents. Do not add information not provided.
The Golden Rule for All 20 Prompts
Every prompt above follows one professional rule without exception: give AI the specific details it needs, tell it what professional role to take, specify what to include, and tell it what NOT to do or assume.
The most common mistake QS professionals make with AI is being too vague. "Write me a variation notice" produces a generic template. The structured prompts above produce professionally applicable output because they give AI everything it needs to work with.
And the most important professional rule that applies to every single output from every single prompt: verify against your specific contract before use. AI does not know your contract. You do.
💼 Build Your Own Prompt Library:
Every time a prompt produces excellent output, save it immediately. Over time your personal prompt library becomes one of your most valuable professional productivity tools. The 20 prompts above are your starting point. The prompts you develop from your own project experience will become your most powerful ones.
Conclusion
Twenty prompts. Four categories. All tested on a live large scale infrastructure project under FIDIC conditions.
The time saving from using these prompts consistently is not measured in minutes per letter. It is measured in hours per week, redirected from administrative drafting to the commercial judgment, contract expertise, and professional relationships that define the real value of a qualified Quantity Surveyor.
Copy these prompts. Adapt them to your project. Add them to your prompt library. And always verify the output before professional use.
The blank page problem is solved. What you do with the recovered time is up to you.
💬 Found This Useful?
If this article helped you, please consider:
- ⭐ Sharing on LinkedIn, every QS professional needs these prompts
- 💬 Leaving a comment below, which prompt will you use first?
- 📖 Bookmarking this page, come back whenever you need a prompt!
Do you have a prompt that works well for your QS work? Share it in the comments!
About The Author
A practicing Quantity Surveyor with extensive experience in large scale infrastructure projects under FIDIC conditions. All prompts in this article have been tested on live construction projects.
Qualifications:
- BSc (Hons) Quantity Surveying
- MRICS, Royal Institution of Chartered Surveyors
- MCIOB, Chartered Institute of Building
- MQSi, Quantity Surveyors International
This blog shares real professional experience from live construction projects, not theoretical content.
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Frequently Asked Questions
Can I use these prompts on ChatGPT and Claude?
Yes. All 20 prompts work on both ChatGPT and Claude AI. The output quality may vary slightly between platforms but both produce professionally applicable results when the prompts are used with specific project details.
Do I need to pay for ChatGPT to use these prompts?
No. All 20 prompts work on the free versions of ChatGPT and Claude. A paid subscription provides faster responses and higher usage limits but is not required for daily professional use.
How do I adapt these prompts for my specific project?
Replace every item in square brackets with your actual project details. The more specific information you provide, the more professionally applicable the output will be. Generic input produces generic output.
Is it safe to upload contract documents to ChatGPT?
Never upload sensitive commercial data including subcontract values, payment amounts, or confidential project information to free public AI platforms. Use anonymized or generic versions of documents for AI review. For sensitive documents, use enterprise AI platforms with appropriate data protection agreements.
How long does it take to get good output from these prompts?
With the structured prompts above and specific project details provided, most outputs are ready for professional review within 30 to 60 seconds. The review and verification process then takes as long as your professional judgment requires.
What is the most important rule when using AI prompts for QS work?
Always verify every AI output against your specific contract conditions before professional use. AI does not know your contract, your project history, or your site conditions. Professional verification is not optional. It is what separates responsible AI use from professional risk.
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