Restaurant construction 101: from lease to grand opening

A Step-by-Step Guide for First-Time Restaurant Owners Navigating the Build-Out Process

Introduction

You've developed your concept, refined your menu, and found the perfect location. Now comes the part most first-time restaurant owners are least prepared for: actually building the thing.

Restaurant construction is unlike any other type of commercial build-out. The mechanical systems are more complex (commercial kitchens are essentially industrial environments disguised as hospitality spaces), the regulatory requirements are layered (building department, health department, fire marshal, liquor authority — each with independent review processes), and the timeline pressure is intense (every day of delay is a day of rent paid without revenue).

Yet most first-time restaurant owners enter this process with no construction experience, no established contractor relationships, and no clear understanding of what the journey from signed lease to grand opening actually looks like. The result is predictable: budget overruns, timeline surprises, and an opening day that arrives months later than planned.

This guide walks you through the entire restaurant construction process — phase by phase — so you know exactly what to expect, what decisions matter most, and where the expensive mistakes hide.

Phase 1: Pre-Lease Due Diligence (2–4 Weeks)

What Happens

Before you sign a lease, you need to evaluate whether the space can physically support a restaurant operation at a cost that works for your pro forma. This is the most important — and most frequently skipped — phase of the entire process.

Critical Evaluations

Utility capacity assessment:

• Electrical: A full-service restaurant typically requires 400–800 amp service. Fast-casual concepts can sometimes operate on 200–400A. If the existing service is insufficient, a utility upgrade can cost $40,000–$150,000 and take 8–16 weeks — a budget and schedule killer that must be identified before lease execution.

• Gas: Commercial cooking equipment requires high-volume gas service. Verify the meter size, supply pressure, and distance from the main to your space. Gas service upgrades are landlord or utility responsibility in most cases — but only if negotiated into the lease.

• Water/sewer: Restaurant plumbing demands are significant — grease interceptors, floor drains, hand sinks, 3-compartment sinks, prep sinks, and equipment connections. Verify sewer capacity and grease interceptor requirements (size, location, access for pumping).

• HVAC: Commercial kitchens generate enormous heat loads. Your rooftop unit allocation must support both kitchen exhaust makeup air and dining room comfort cooling. Verify available roof capacity (structural load + curb space) for the equipment you'll need.

Grease interceptor evaluation:

• Required by virtually every municipality for restaurants

• Size is determined by fixture count and flow rate (typically 1,000–2,500 gallon for a full-service restaurant)

• Location options: interior (under slab), exterior (buried in parking lot), or above-grade

• If no interceptor exists and the nearest sewer connection is far from the kitchen, installation can cost $30,000–$75,000

• Pumping access must be maintained — can't be buried under permanent improvements

Hood and exhaust feasibility:

• Type I hoods (grease-producing cooking) require rooftop exhaust with specific clearances from air intakes, property lines, and other rooftop equipment

• Ductwork routing from kitchen to roof must be evaluated — every bend and horizontal run reduces efficiency

• Makeup air units (MUA) are required to replace the air exhausted through the hood — these are large, heavy, and need roof space

• Existing roof penetration locations may not work for your kitchen layout

Structural assessment:

• Walk-in coolers/freezers may require depressed slabs (6"–8" below finished floor)

• Heavy equipment (deck ovens, walk-in compressors) may exceed the floor's load capacity

• If the slab is post-tensioned (common in multi-story or newer construction), you cannot cut it — any below-grade work is impossible

The Lease Negotiation Implications

Everything you discover during due diligence should inform your lease negotiation:

• Delivery condition: What state will the landlord deliver the space? (Cold shell, warm shell, vanilla box — each has dramatically different tenant construction costs)

• TI allowance: Tenant improvement dollars should reflect the actual cost to convert the space to restaurant use — not generic retail metrics

• Work letter specifics: HVAC capacity, electrical service, grease interceptor, exhaust penetration approvals — get commitments in writing

• Rent commencement: Tie rent start to certificate of occupancy or a realistic construction duration — not lease execution date

• Exclusivity: Confirm no lease restrictions prevent your specific use (cooking with open flame, liquor service, patio seating, etc.)

Phase 2: Design and Engineering (6–12 Weeks)

What Happens

Once the lease is executed, your design team translates your concept into construction documents — the drawings and specifications that contractors will bid on and build from.

The Design Team

A restaurant project typically requires:

• Discipline — Role — Typical Fee

• Architect — Overall design, code compliance, permit drawings — $15,000–$40,000

• Kitchen designer/consultant — Equipment layout, workflow, health code compliance — $5,000–$15,000

• MEP engineer — Mechanical, electrical, plumbing system design — $10,000–$25,000

• Structural engineer — If any structural modifications are needed — $3,000–$10,000

• Interior designer — Finishes, furniture, lighting, brand expression — $10,000–$30,000

Total design fees: $30,000–$80,000 depending on project complexity and market.

Critical Design Decisions

Kitchen layout and workflow: Your kitchen design determines everything downstream — equipment list, utility requirements, hood sizing, ventilation needs, and ultimately your food cost and labor efficiency. Get this right first. Common approach:

• Define your menu and service style

• Identify required equipment based on menu

• Design workflow (receiving → storage → prep → cook line → plating → service)

• Optimize for efficiency and health code compliance

• Finalize equipment schedule with specific makes/models and utility requirements

Dining room and guest experience:

• Seating capacity directly affects revenue potential — maximize within code limits (occupant load calculations, egress requirements, ADA spacing)

• Bar design and POS layout affect service speed

• Acoustics matter more than most owners realize — plan for sound absorption

• Lighting design sets mood and should be layered (ambient, task, accent)

Restroom count and location:

• Building code dictates minimum fixture count based on occupancy

• Restaurants require more restrooms than most commercial uses (customers + employees)

• Location affects plumbing cost — closer to the kitchen's wet wall is significantly cheaper

• ADA-compliant restroom design takes more space than owners expect

Equipment Procurement (Start Now)

Restaurant equipment has lead times that must be managed during design — not after:

• Equipment — Typical Lead Time — Notes

• Walk-in coolers/freezers — 6–10 weeks — Custom-sized to space; coordinate with slab work

• Type I exhaust hoods — 6–10 weeks — Custom fabrication; sized to equipment below

• Ansul fire suppression — 4–6 weeks — Must match hood and equipment configuration

• Cooking equipment (line) — 4–8 weeks — Standard items faster; custom or high-end longer

• Bar equipment (draft, ice, refrigeration) — 4–8 weeks — Custom bar dies add lead time

• POS system — 2–4 weeks — Low voltage/data must be roughed in during construction

• Custom millwork (bar, host stand, banquettes) — 8–14 weeks — Start design immediately after space plan approval

Critical coordination: Equipment specs drive the MEP engineering. Your engineer needs equipment cut sheets (utility requirements, dimensions, connection locations) before they can design the electrical, plumbing, and ventilation systems. Late equipment decisions = late engineering = late permits = late opening.

Phase 3: Permitting and Approvals (4–12 Weeks)

What Happens

Your completed construction documents are submitted to various regulatory authorities for review and approval. This phase is almost entirely out of your control — and it's where most restaurant timelines slip.

The Permit Stack

• Permit/Approval — Typical Timeline — Prerequisites

• Building permit (plans review) — 3–8 weeks — Complete architectural + engineering drawings

• Health department plan review — 2–6 weeks — Kitchen layout, equipment schedule, finish schedule

• Fire marshal review — 2–4 weeks — Hood suppression details, occupancy calculations, egress plan

• Sign permit — 3–6 weeks — Landlord approval + design review board (if applicable)

• Patio/sidewalk permit — 4–8 weeks — Often requires public hearing or neighbor notification

• Liquor license — 6–16 weeks — Varies enormously by state/municipality; often requires public notice

• Certificate of occupancy — 1–2 weeks — After all final inspections pass

The Sequencing Problem

These permits are mostly sequential, not parallel:

• Health department typically won't review until building permit is under review or issued

• Fire marshal review may be embedded in building permit or separate (jurisdiction-dependent)

• Liquor license cannot be applied for until lease is executed (most jurisdictions)

• Sign permit requires finalized design that often isn't ready until late in construction

Total permitting duration: Plan for 8–12 weeks minimum in most jurisdictions. Some urban markets (NYC, San Francisco, Chicago) can take 16–24 weeks.

How to Accelerate

• Pre-application meetings: Meet with plan reviewers before submitting — ask what they'll look for and resolve issues before formal review

• Complete submissions: Incomplete applications get returned, adding 2–4 weeks per cycle. Submit complete packages the first time.

• Expediting services: Some jurisdictions offer paid expedited review (2–3x normal fee for 50% time reduction). Worth it when rent is ticking.

• Parallel processing: Start liquor license application the day the lease is signed (it runs independently). Order equipment during permit review. Finalize interior design selections.

Phase 4: Contractor Selection and Bidding (2–4 Weeks)

What Happens

With permit submission underway, you solicit bids from qualified general contractors, evaluate proposals, and award the construction contract.

Finding the Right GC

Non-negotiable qualifications for restaurant construction:

• Completed 3+ restaurant projects of similar scope in the past 2 years

• Experience with commercial kitchen installations (hood, gas, grease interceptor)

• Established relationships with restaurant-specific subcontractors (kitchen exhaust, fire suppression, refrigeration)

• Familiarity with health department and fire marshal inspection requirements

• Licensed, bonded, and insured with adequate coverage for your project value

Where to find candidates:

• Referrals from your architect or kitchen consultant

• Other restaurant operators in your market

• Your landlord's approved contractor list (some leases require landlord approval)

• Local restaurant associations or hospitality industry groups

Evaluating Bids

A restaurant bid should include detailed breakdowns by trade — not just a lump sum. Key line items to scrutinize:

• Kitchen mechanical (hood, exhaust, MUA, gas): Often 15–25% of total contract. Wide pricing variance between contractors.

• Electrical: Heavy load; should reflect your actual equipment schedule, not an allowance

• Plumbing: Grease interceptor, floor drains, hand sinks, equipment connections — restaurant plumbing is 2–3x typical commercial

• HVAC: Must include makeup air for kitchen exhaust — often missed or underpriced

• Finishes: Confirm scope matches your interior design — not a generic "paint and floor" allowance

Red flags in bids:

• Large allowance line items (means they haven't actually priced the scope)

• No schedule included with the bid

• Significantly lower than other bids without clear explanation (scope gaps)

• Contingency above 10% of hard costs (indicates uncertainty about site conditions)

Contract Structure

For most restaurant build-outs ($300K–$1.5M range), a stipulated sum (fixed price) contract with a clearly defined scope of work is standard. Key terms to negotiate:

• Payment schedule: Tied to milestones and verified completion, not calendar dates

• Change order process: Written approval required before any additional work; defined markup percentages (typically 10–15% OH&P on changes)

• Schedule commitment: Substantial completion date with clear definition and consequences for delays (liquidated damages if appropriate)

• Warranty: 1-year minimum on workmanship; longer on critical systems

• Retainage: Hold 10% until punch list completion and final lien waivers

Phase 5: Construction (10–16 Weeks)

What Happens

The GC mobilizes and builds your restaurant. This phase is the most visible but — if the preceding phases were done well — should be the most predictable.

The Typical Construction Sequence

• Week — Activities

• 1–2 — Demolition, slab cutting (if needed), underground plumbing, grease interceptor

• 2–4 — Framing, rough electrical, rough plumbing, in-wall blocking for equipment

• 3–5 — HVAC ductwork, hood installation, fire suppression rough-in, roof penetrations

• 4–6 — Drywall, ceiling grid framing, insulation

• 5–7 — MEP inspections (rough-in), fire sprinkler inspection

• 6–8 — Tile, flooring, painting, ceiling tile

• 7–9 — Millwork installation (bar, host stand, banquettes), finish electrical

• 8–10 — Equipment installation, final plumbing connections, fire suppression final

• 9–11 — Final finishes, fixtures, hardware, signage

• 10–12 — Equipment testing, health department inspection, final building inspection

• 11–13 — Punch list, CO issued, FF&E installation

• 12–16 — Buffer for inspections, re-inspections, and unforeseen delays

The Inspections You'll Face

• Inspection — When — Who — What They Check

• Underground/slab plumbing — Before concrete pour — Building dept — Pipe slope, material, connections

• Rough framing — After framing, before drywall — Building dept — Structure, fire blocking, nailing

• Rough MEP — After rough-in, before close-up — Building dept — Electrical, plumbing, mechanical to code

• Fire sprinkler — After installation — Fire marshal — Coverage, head spacing, hydraulic test

• Hood/suppression — After installation — Fire marshal — Ansul system, ductwork, clearances

• Insulation/energy — Before drywall — Building dept — R-values, vapor barriers, air sealing

• Health department — Near completion — Health dept — Finishes, equipment, handwashing, food safety

• Final building — At completion — Building dept — All systems complete and operational

• Fire final — At completion — Fire marshal — Egress, alarms, suppression, occupancy

• Certificate of occupancy — After all pass — Building dept — Official permission to occupy

Managing During Construction

Weekly owner responsibilities:

• Attend weekly OAC (Owner-Architect-Contractor) meetings

• Review and approve submittals (materials, equipment, finishes) — delays here delay construction

• Respond to RFIs (Requests for Information) within 48 hours — your contractor is waiting

• Review pay applications monthly — verify work is complete before approving payment

• Walk the site weekly — observe progress, identify concerns early

• Make decisions quickly — indecision is the #1 owner-caused delay

Phase 6: Pre-Opening (2–4 Weeks)

What Happens

Construction is substantially complete. Now you prepare the space — and your team — for opening day.

The Pre-Opening Checklist

Week 1–2 after substantial completion:

• Punch list walk-through and resolution (contractor fixes remaining deficiencies)

• Deep cleaning (construction dust gets everywhere — professional cleaning is essential)

• Equipment delivery, installation, and testing (any items not installed by GC)

• Smallwares delivery and organization (plates, glasses, cookware, utensils)

• POS system installation, programming, and testing

• Security system activation and camera positioning

• Music/AV system setup and testing

• Menu finalization and printing

• Liquor inventory and bar setup

Week 2–3:

• Staff hiring and training (FOH and BOH)

• Menu training and tastings

• Service rehearsals and mock services

• Health department final inspection (if not already passed)

• Liquor license final approval/activation

• Soft opening events (friends and family, invited guests)

• Final photography for marketing/social media

• Google Business Profile, reservations platform, and delivery partnerships activated

Week 3–4:

• Soft opening continues — refining service, pacing, kitchen timing

• Grand opening event planning and execution

• PR and marketing push

• Official opening to the public

Understanding the Budget

Typical Restaurant Construction Costs

• Concept Type — Cost per SF — 3,000 SF Example

• Fast-casual (limited kitchen) — $120–$180/SF — $360,000–$540,000

• Full-service casual — $180–$280/SF — $540,000–$840,000

• Upscale/fine dining — $250–$400/SF — $750,000–$1,200,000

• Bar/lounge (heavy on finishes) — $150–$250/SF — $450,000–$750,000

Complete Project Budget (Not Just Construction)

• Category — Typical Range — Notes

• Hard construction (GC contract) — 50–60% of total — The build itself

• Kitchen equipment — 15–25% — Major capital expenditure

• Furniture, fixtures, equipment — 8–12% — Tables, chairs, decor, smallwares

• Design and engineering fees — 5–8% — Architect, kitchen consultant, MEP, interior

• Permits and fees — 1–3% — Building, health, fire, liquor

• Technology (POS, AV, security) — 2–4% — Often underbudgeted

• Signage — 1–3% — Exterior, interior, wayfinding

• Pre-opening costs — 3–5% — Training, soft opening, initial inventory

• Contingency — 5–10% — Unforeseen conditions + owner changes

• Total project budget — 100% — Plan for the full picture

Example: A 3,000 SF full-service restaurant with $700K in hard construction costs likely has a total project budget of $1.1M–$1.4M once equipment, FF&E, design, permits, technology, and pre-opening costs are included.

The Timeline Reality Check

First-time restaurant owners consistently underestimate total duration from lease signing to opening. Here's what realistic looks like:

• Phase — Duration — Running Total

• Pre-lease due diligence — 2–4 weeks — 2–4 weeks

• Lease negotiation + execution — 2–4 weeks — 4–8 weeks

• Design + engineering — 6–12 weeks — 10–20 weeks

• Permitting — 4–12 weeks — 14–32 weeks

• Construction — 10–16 weeks — 24–48 weeks

• Pre-opening — 2–4 weeks — 26–52 weeks

• Total — 6–12 months

The common mistake: Assuming you'll open 4–5 months after signing a lease. The realistic range for a first-time operator without dedicated construction management is 8–12 months. With experienced CM support and proactive management, 6–8 months is achievable for straightforward projects.

The 5 Most Expensive First-Timer Mistakes

• Signing a lease without evaluating mechanical feasibility — discovering a $100K utility upgrade after you're committed

• Starting design without finalized equipment selections — causing redesigns, re-permitting, and construction delays

• Submitting incomplete permit applications — each rejection adds 3–4 weeks to the cycle

• Hiring the cheapest contractor instead of the most qualified — you'll pay the difference in change orders, rework, and failed inspections

• Not budgeting for the full project cost — running out of money before opening because you only planned for the GC contract

Conclusion

Restaurant construction is a complex, multi-phase process with more variables and regulatory requirements than most first-time owners anticipate. But it's also a well-trodden path — thousands of restaurants open successfully every year, and the operators who succeed share common traits: they plan comprehensively, assemble the right team, make decisions quickly, and manage the process with discipline.

You don't need to become a construction expert to open a restaurant. But you do need to understand the process well enough to ask the right questions, make informed decisions, and hold your team accountable for delivering on time and on budget.

If the process feels overwhelming, that's what construction management consultants exist for — to be the expert in your corner, managing the complexity so you can focus on building the business that will operate inside those four walls.

Orso Bruno Construction Management Consulting guides first-time and experienced restaurant operators through every phase of the build-out process — from pre-lease due diligence through grand opening. We bring construction expertise to the table so you can focus on what you do best: creating an exceptional dining experience.

Opening your first restaurant? Let's talk before you sign the lease.