Value engineering (VE) is a disciplined, team‑based method for improving the “value” of a product, project, or process by either improving its function or reducing its life‑cycle cost — without diminishing required performance, safety, or quality. Value is commonly expressed as a ratio:
Product value = Function ÷ Cost
A VE study focuses on the functions a product or system must perform and seeks lower‑cost or higher‑value ways to deliver those functions.
Why it matters (key takeaways)
– VE is not simple cost cutting; it’s structured functional analysis to preserve or enhance required performance while lowering total cost.
– It considers the full life‑cycle cost (design, production, operation, maintenance, replacement).
– VE is most effective when done early in design, but can be applied to existing products and processes.
– The process is iterative, creative and evidence‑based, typically using a multi‑disciplinary team.
Brief history and authority
Value engineering was developed at General Electric in the 1940s (Lawrence D. Miles and colleagues) when wartime shortages forced systematic substitution of materials and methods. Today, VE is widely used across construction, manufacturing, product development and services, and is promoted by professional bodies such as SAVE International.
Core concepts
– Function focus: Describe functions in verb + noun format (e.g., “support roof,” “provide water flow”), then seek alternative ways to achieve them.
– Life‑cycle cost: Count initial cost plus operating, maintenance and disposal costs.
– Creative divergence then disciplined selection: First generate many alternatives; then evaluate for feasibility, cost, risk and regulatory issues.
– Value drivers can be reduced cost, increased performance, improved reliability, faster delivery, easier maintenance, etc.
Guiding principles
– Define required functions clearly.
– Separate essential functions from desirable features.
– Encourage open, creative brainstorming (defer judgment).
– Quantify costs and benefits wherever possible.
– Consider whole‑system impacts and stakeholders.
– Implement and measure results; capture lessons learned.
Types of value considered
– Use value: Utility the user gets (performance, features).
– Cost value: Acquisition and life‑cycle costs.
– Esteem/value perception: Brand, prestige, perceived quality.
– Exchange value: Resale or secondary market value.
Value engineering vs value analysis
– Value engineering: Usually applied early in design to improve future product or project value.
– Value analysis: Often applied to existing products or processes to improve value; in practice the terms are used interchangeably.
Typical six‑step VE process (practical, actionable steps)
Below are practical actions, deliverables and meeting outcomes for each phase. You can adapt timings to project size.
1) Preparation / Gather information (Plan & Scope)
Actions:
– Define scope, objectives and performance requirements.
– Assemble multidisciplinary team (design, procurement, production, maintenance, finance, quality, end users).
– Collect baseline data: drawings, BOMs, process maps, current costs (capital and operating), schedules, regulatory constraints, failure/maintenance history.
Deliverables:
– Project charter and VE brief.
– Baseline life‑cycle cost model and functional list.
Practical tips:
– Start VE as early as possible (concept or preliminary design) for greatest impact.
2) Function analysis (Identify & characterize functions)
Actions:
– Write functions as verb + noun (e.g., “deliver potable water” not “pipe”).
– Classify each as primary (essential) or secondary (support).
– Allocate costs to functions (estimate cost contribution of components/process steps).
Tools:
– FAST (Function Analysis System Technique) diagrams, function‑cost matrices.
Deliverables:
– Ranked list of functions by cost and criticality.
Practical tip:
– Don’t confuse solution with function; ask “why” repeatedly to reach true function.
3) Creative (IDEA generation)
Actions:
– Run structured brainstorming sessions (use techniques like SCAMPER, TRIZ prompts).
– Encourage wild ideas; avoid immediate evaluation.
– Invite outside perspectives or suppliers for fresh ideas.
Deliverables:
– Long list of alternative ways to achieve each function (with rough feasibility notes).
Practical tip:
– Use time‑boxed ideation with a scribe capturing all ideas.
4) Evaluation (Screening & analysis)
Actions:
– Screen alternatives for feasibility, regulatory compliance, safety, schedule, maintainability.
– Quantify impacts: change in initial cost, operating cost, performance, schedule risk.
– Perform cost‑benefit/life‑cycle analysis for leading alternatives.
Deliverables:
– Shortlist of candidate solutions with quantified pros/cons and preliminary ROI or payback.
Practical tip:
– Use multi‑criteria scoring (cost, performance, risk, schedule, sustainability) to compare options.
5) Development (Detailing & business case)
Actions:
– Develop design detail, prototypes or pilot plans for selected alternatives.
– Update project schedules, procurement plans, and cost models.
– Conduct risk assessment and compliance checks.
– Prepare implementation and change management plan.
Deliverables:
– Detailed designs/specs, revised cost estimates, implementation plan, presentation pack for decision makers.
Practical tip:
– Include procurement and operations early to ensure proposed changes are practical to source and maintain.
6) Presentation & Implementation (Decision & roll‑out)
Actions:
– Present business case to stakeholders/approving authority.
– Upon approval, form implementation teams, assign responsibilities, and execute changes.
– Monitor implementation, track actual vs projected savings, and document lessons learned.
Deliverables:
– Signed approvals, change orders, updated drawings/specs, measurement plan (KPIs).
Practical tip:
– Track realized savings over relevant time horizons (e.g., 5–20 years for capital projects).
Practical tools and templates to use
– Function statements template (verb + noun).
– FAST diagrams (map “how” and “why” relationships between functions).
– Function‑cost matrix (rows = functions, columns = components + costs).
– Life‑cycle cost calculator (capital + operating + maintenance + disposal).
– Multi‑criteria decision matrix with weighted scoring.
– Implementation checklist (responsibility, schedule, dependencies, supplier actions).
Team composition and roles (practical guidance)
– Facilitator/VE lead: runs workshops, keeps scope and schedule.
– Technical leads/engineers: evaluate technical feasibility and design.
– Procurement/supply chain: assess availability and cost of alternatives.
– Operations/maintenance: assess life‑cycle and maintainability impacts.
– Finance: performs life‑cycle cost and ROI analysis.
– Quality/regulatory/safety: verify compliance constraints.
– End‑user/customer representative: ensures user needs are met.
Metrics to measure success
– Net present value (NPV) or life‑cycle cost reduction.
– First cost savings vs. life‑cycle cost change.
– Payback period for VE changes.
– Performance metrics maintained or improved (uptime, throughput, durability).
– Qualitative: customer satisfaction, ease of maintenance, regulatory compliance.
Common limitations and pitfalls
– Treating VE as thinly disguised cost cutting that degrades function or safety.
– Failing to account for life‑cycle costs (only focusing on initial expense).
– Involving wrong stakeholders too late (procurement/operations/maintenance).
– Ignoring regulatory, warranty or supply chain constraints.
– Poor documentation and lack of implementation follow‑through, so promised savings don’t materialize.
Short example (concise)
A manufacturer reviewing a consumer electronics product finds the enclosure material drives high cost but is not visible to end users. Function analysis shows the enclosure’s essential functions are structural support and EMI shielding. Alternatives explored: redesign internal bracing using thinner material plus an internal shielding foil. After life‑cycle cost analysis, the team selects the redesigned approach producing a 12% reduction in BOM cost without impacting reliability; the change requires a one‑month tooling adjustment but yields payback within two production runs.
Checklist: how to run a VE study (quick practical steps)
1. Define scope, objectives and success metrics; get sponsor sign‑off.
2. Assemble multidisciplinary team and schedule workshops.
3. Collect baseline drawings, BOMs, process maps and cost data.
4. Create function list and FAST diagram; allocate costs to functions.
5. Brainstorm alternatives; document all ideas.
6. Screen, quantify and short‑list options; prepare financial and risk analysis.
7. Develop detailed designs and implementation plan for selected options.
8. Present to decision makers; obtain approvals.
9. Implement; track realized savings and update lessons learned.
When to apply VE
– Early design phase for biggest impact.
– During value improvement initiatives on in‑service products/processes.
– When responding to cost pressures, changing regulations, or supply disruptions.
– When seeking sustainable or life‑cycle cost reductions (e.g., energy, maintenance).
Sources and further reading
– Investopedia: “Value Engineering” by Dennis Madamba
– SAVE International (formerly Society of American Value Engineers)
– Miles, L. D., “Techniques of Value Analysis and Engineering” (classic reference)
Bottom line
Value engineering is a structured method for increasing product or project value by focusing on required functions and life‑cycle costs rather than on individual parts or traditions. When performed rigorously and early, with the right team and a commitment to implement, VE can reduce total cost, improve performance, and deliver measurable business benefits without compromising the product’s essential purpose.