Construction Cost Estimating & Tender Advisory
3N Inc. provides construction cost estimating, quantity takeoffs, bid analysis, and strategic tender advisory for civil infrastructure projects across Canada.
Supporting critical decision points from early design through procurement, tendering, and bid submission.
Services are structured to support contractors, engineering consultants, and public-sector clients across key stages of infrastructure project delivery.
Bid Support
Supporting contractors through bid preparation, pricing, and submission. delivery.
Bid Analysis
• Opportunity screening and bid / no-bid advisory
• Tender document review and scope interpretation
• Risk, contract condition, and capacity assessment
Construction Cost Estimating
• Detailed quantity takeoffs and bid estimates aligned with tender documents
• Subcontractor and supplier pricing coordination
• Production-based costing reflecting crew and equipment outputs
Quantity Takeoff
• Detailed quantity takeoffs aligned with tender drawings and specifications
• Quantity verification to identify scope gaps and inconsistencies
• Measurement structured to support bid pricing and cost build-up
Strategic Pricing and Bid Advisory
• Estimate review and cost structure analysis
• Pricing strategy aligned with market conditions and competition
• Tender preparation support, including bonding coordination
Design & Procurement
Supporting design-stage estimating, procurement planning, and tender development.
Tender Analysis
• RFQ, RFP, and tender document review
• Drawing, specification, and contract interpretation
• Risk assessment and procurement clarification support
Cost Estimating
• Conceptual to detailed engineer’s estimates aligned with design progression
• Unit rate development based on market conditions
• Cost modelling supporting design decisions and budget control
Quantity Takeoff
• Quantity takeoffs from drawings and specifications (conceptual to IFC)
• Quantity development aligned with design progression
• Measurement and schedules supporting engineer’s estimates
Tender Documentation
• Tender package preparation and BOQ development
• Tender schedules, bid forms, and special provisions
• Scope structuring and compilation of complete tender documents
Cost Validation
Providing independent estimate review, benchmarking, and cost validation for informed decision-making.
Independent Cost Validation
• Estimate validation and cost review
• Cost benchmarking against market conditions
• Bid comparison, variance analysis, and risk identification
Discuss Your Project
Preparing a tender or planning an infrastructure project?
Discuss your project requirements and receive disciplined cost estimating and tender advisory support.