Microbrewery and brewpub construction in India has become one of the most demanding niches in commercial building, because a brewpub is really three buildings in one — a working food-and-beverage production plant, a commercial kitchen, and a high-footfall hospitality space, all under a single roof. With brewpubs multiplying across Hyderabad, Bengaluru, Pune, and Gurugram on the back of relaxed state excise rules, owners are discovering that a brewpub cannot be built like an ordinary restaurant. The fermentation cellar carries enormous concentrated tank loads, the brewhouse throws off steam and heat, the cellar generates carbon dioxide that must be exhausted at floor level, and the taproom often needs a mezzanine and live-music acoustics. This guide sets out the structural, ventilation, and mezzanine design specifications that Kishore Infratech applies when engineering microbrewery and brewpub buildings as clear-span pre-engineered structures.
Quick Answer: A microbrewery or brewpub needs a column-free clear-span structure (typically 15 m–30 m) with a fermentation cellar clear height of 4.5 m–6 m to clear cylindroconical fermenters, an acid-resistant sloped floor draining to trench drains, and a slab or pad foundation engineered for the concentrated point loads of full tanks (a 2,000-litre fermenter can impose 3–4 tonnes through a few small feet). Ventilation must include a vapour-extraction hood over the brew kettle, a commercial kitchen exhaust hood, low-level CO₂ exhaust in the cellar with gas monitors for life safety, and balanced make-up air. Mezzanines — used for grain handling above the brewhouse or for taproom seating — are designed to IS 875 Part 2 (4–5 kN/m² assembly live load) with deflection limited to span/360. A pre-engineered steel building is the natural fit because it delivers the column-free span, the height, and the fast erection a brewpub needs.
Disclaimer: All specifications in this guide are typical reference values for planning purposes, based on Indian construction codes IS 800 (steel design), IS 875 (loads), IS 1893 (seismic), NBC 2016 (fire and life safety), brewing-industry equipment norms, and state excise/FSSAI requirements current in 2026. Final structural, mechanical, ventilation, plumbing, fire, and food-safety design must be carried out by qualified consultants for the specific site, equipment list, brew capacity, and state licensing regime. Always confirm tank weights and footprints with your brewing-equipment supplier before foundation design.
Why Brewpubs Are Booming in India — and Why the Building Is Different
The brewpub is the fastest-growing licensed food-and-beverage format in urban India. Telangana, Karnataka, and Maharashtra have all created or eased microbrewery and brewpub licensing, and the result is a wave of new venues in Hyderabad, Bengaluru, Pune, and the Delhi-NCR belt where craft beer brewed on the premises is the entire draw. For an owner or investor, the appeal is obvious: higher margins than a standard restaurant, a differentiated experience, and a loyal repeat crowd. But the building that houses it is a far more complex piece of engineering than a conventional eatery.
The reason is that a brewpub combines a small industrial process plant with a public hospitality venue. The brewhouse and cellar behave like a food-processing facility — wet, hot, corrosive cleaning chemicals, heavy vessels, and process drainage — while the taproom and kitchen behave like a restaurant with crowd loads, comfort cooling, and fire-egress rules. Most state excise codes also require a minimum dedicated production area, physically separated from the serving area, before a brewpub licence is granted. Get the structure, the ventilation, and the mezzanine right at the design stage and the venue runs cleanly for years; get them wrong and you face flooded floors, CO₂ safety hazards, sagging mezzanines, and a kitchen that fights the brewhouse for air.
The Five Functional Zones of a Brewpub Building
Key takeaway: A brewpub building splits into five distinct zones — brewhouse, fermentation cellar, taproom/serving area, commercial kitchen, and cold room/storage — and each imposes a different structural, drainage, and ventilation demand. The fermentation cellar is the most structurally critical because of concentrated tank loads; the brewhouse is the most ventilation-critical because of steam; the taproom is the most code-critical because of crowd egress and acoustics.
| Zone | Primary Function | Dominant Engineering Demand |
|---|---|---|
| Brewhouse | Mashing, lautering, boiling, whirlpool | Steam & heat extraction hood; vertical clearance for vessels; hot, wet floor |
| Fermentation cellar | Fermenters & brite tanks, glycol cooling | Concentrated tank point loads; CO₂ exhaust & gas monitoring; tall clear height |
| Taproom / serving | Seating, bar, live music, footfall | Column-free span; crowd egress (NBC 2016); HVAC comfort; acoustics |
| Commercial kitchen | Food production for the venue | Type I exhaust hood; make-up air; grease drainage; fire separation |
| Cold room & storage | Keg/ingredient cold storage, dry store | Insulated envelope; vapour barrier; links to cold-room engineering |
Structural Design: Clear Span, Clear Height and the Tank-Load Problem
The single most underestimated factor in brewpub construction is the load that full fermentation and brite tanks impose on the floor. A cylindroconical fermenter does not spread its weight evenly like a warehouse rack — it stands on three or four small legs, so the entire weight of the tank plus its liquid is driven into the slab through a handful of contact points. A 2,000-litre fermenter holds roughly two tonnes of beer alone; with the vessel, glycol jacket, and yeast it can transmit 3–4 tonnes through each footprint cluster. Pour an ordinary restaurant slab and those legs will punch, crack, and settle.
Key takeaway: The fermentation cellar needs a structural slab engineered for concentrated point loads — typically a 150 mm–200 mm reinforced slab with localised thickening or isolated pad foundations under tank-leg clusters — plus a clear height of 4.5 m–6 m so fermenters can be installed upright with manway, top access, and hose clearance above. The brewhouse needs similar height for the brew vessels, and the whole production area is best kept column-free so tanks and walkways can be laid out without dodging columns. Always design the slab to the supplier’s actual tank weights and leg layout.
| Structural Parameter | Typical Brewpub Value | Engineering Note |
|---|---|---|
| Clear span (column-free) | 15 m–30 m | Frees the layout for tanks, bar, and seating; PEB delivers this in one frame |
| Cellar / brewhouse clear height | 4.5 m–6 m | Tank height + manway + top access + hose clearance; verify with vessel drawings |
| Production-area slab | 150 mm–200 mm RCC, M25+ | Thickened locally or on pads under tank legs to resist punching |
| Tank point load (per leg cluster) | 3–4 tonnes (2,000 L fermenter, full) | Concentrated, not distributed — the defining slab design case |
| Frame design codes | IS 800, IS 875, IS 1893 | Steel design, wind/live loads, seismic; Staad.Pro analysis |
| Equipment access opening | Wide door / removable bay panel | Tanks are craned in whole; plan the opening before cladding |
Mezzanine Design: Grain Handling and Taproom Seating
Mezzanines do two very different jobs in a brewpub, and they must be designed for the heavier of the two whenever the use is mixed. The first is a process mezzanine — a raised platform above the brewhouse where malt is stored and milled so that crushed grain can be gravity-fed into the mash tun below, a layout that saves pumping and labour. The second is a hospitality mezzanine — an upper seating deck or DJ/bar level in the taproom that adds covers without expanding the footprint. The two carry very different loads: a grain platform is a storage load with heavy point concentrations from milled-malt bins, while a seating deck is an assembly load with dynamic crowd movement.
Key takeaway: Design taproom seating mezzanines to IS 875 Part 2 assembly live loads — 4.0 kN/m² where seating is fixed and 5.0 kN/m² where it is not — and limit deflection to span/360 so the floor feels solid and does not bounce under a crowd. Grain-handling mezzanines should be designed to the actual stored-malt weight with allowance for bin point loads, and any mezzanine carrying dancing or live-event crowds must also be checked for vibration and crowd-induced resonance, not just static load.
| Mezzanine Type | Design Live Load | Key Design Consideration |
|---|---|---|
| Taproom seating (fixed) | 4.0 kN/m² | Deflection ≤ span/360; comfortable, non-bouncing feel |
| Standing / event deck (no fixed seating) | 5.0 kN/m² | Vibration & crowd-resonance check for dancing/live music |
| Grain-handling platform | Per stored malt weight + bin point loads | Gravity feed to mash tun; localise heavy bin supports onto columns |
| Egress & railing | NBC 2016 stair & guard rules | Two means of egress for occupied decks; code-compliant handrails |
Ventilation and Exhaust: Steam, Kitchen Smoke and the CO₂ Hazard
Ventilation is where brewpubs most often go wrong, because three separate air problems collide in one building. The brewhouse releases a large plume of steam and aroma during the boil, which must be captured directly over the kettle by a vapour-extraction hood or it will condense on the roof and corrode the steel and cladding. The kitchen produces grease-laden cooking smoke that needs its own Type I commercial hood and grease duct. And the fermentation cellar produces carbon dioxide — fermentation can release large volumes of CO₂, which is heavier than air, collects at floor level, and is an invisible asphyxiation hazard in an enclosed cellar.
Key takeaway: A brewpub needs four coordinated air systems: a vapour-extraction hood over the brew kettle, a Type I grease hood over the kitchen line, low-level (floor-level) CO₂ exhaust in the fermentation cellar backed by CO₂ gas monitors and alarms for life safety, and comfort HVAC with fresh air for the taproom. All exhaust must be balanced by tempered make-up air, or the systems will starve each other and pull doors shut. The CO₂ system is not optional — it is a worker-safety requirement, because cellar CO₂ build-up has caused fatalities in breweries worldwide.
| Zone | Ventilation Requirement | Why It Matters |
|---|---|---|
| Brewhouse (kettle) | Vapour-extraction hood / steam canopy | Stops steam condensing on roof steel and corroding the structure |
| Fermentation cellar | Low-level CO₂ exhaust + gas monitors/alarms | CO₂ is heavier than air and an asphyxiation hazard — a life-safety system |
| Commercial kitchen | Type I grease hood + grease duct | Removes cooking smoke and grease; fire-rated duct routing |
| Taproom | Comfort HVAC + fresh-air ventilation | Occupant comfort and odour control at high footfall |
| Whole building | Tempered make-up air, balanced | Replaces all exhausted air so systems don’t starve each other |
Floors and Drainage: Built for Water, Caustic and Acid
A brewery floor takes a beating that a restaurant floor never sees. Every brew day involves hot water, spilled wort, spent grain, and aggressive clean-in-place (CIP) chemicals — caustic and acid — washed across the floor in volume. An ordinary tiled or plain concrete floor will degrade, harbour bacteria, and become a slip hazard within months. The production floor must therefore be a sealed, chemical-resistant system sloped to drains, and the drains themselves must be sized for high-volume wash-down rather than the trickle a kitchen produces.
Key takeaway: Production-area floors should be acid- and caustic-resistant epoxy or polyurethane screed over the structural slab, laid with a 1%–2% fall to stainless-steel or polymer trench drains running through the brewhouse and cellar. The finish must be slip-resistant when wet, coved up the walls for hygienic cleaning, and tied into a drainage system sized for peak wash-down flow. This is the same building-science discipline used in food-processing and cold-storage plants, applied to a beverage process.
Envelope, Acoustics and Fire Compliance
Because a brewpub is a public assembly building wrapped around an industrial process, the envelope and life-safety design carry the same weight as the structure. Insulated roofing and walls keep the taproom comfortable and protect cold storage, while controlling condensation in the humid brewhouse. Acoustics matter because most brewpubs host live music or DJ nights, and an untreated steel hall will echo badly and leak noise to neighbours — so reverberation control inside and sound isolation at the boundary both need design attention. The lighting and acoustic principles overlap closely with those we set out for indoor venues in our guide to lux levels and acoustics for indoor arenas.
On compliance, a brewpub must satisfy NBC 2016 fire and life-safety provisions for an assembly occupancy — adequate means of egress for the taproom crowd, fire separation between the kitchen and the rest of the building, and fire-rated treatment where required. It must also meet FSSAI hygiene requirements for food and beverage production and the structural-area conditions in the relevant state excise rules, which commonly mandate a minimum, physically separated production area before a microbrewery licence is issued. These are best designed in from day one rather than retrofitted to pass inspection.
| Compliance / Service Area | Requirement | Design Implication |
|---|---|---|
| Fire & egress | NBC 2016 assembly occupancy | Multiple exits, kitchen fire separation, fire-rated elements |
| Food & beverage hygiene | FSSAI production standards | Cleanable surfaces, coved floors, hygienic drainage |
| Excise / licensing | State microbrewery rules | Minimum, separated production area within the layout |
| Acoustics | Reverberation control + boundary isolation | Absorptive treatment inside; sound-rated walls at the boundary |
| Thermal envelope | Insulated roof & walls (PUF / rockwool) | Comfort, condensation control, cold-store protection |
Why a Pre-Engineered Building Is the Right Structure for a Brewpub
Every demand a brewpub places on its building points back to one structural system: the clear-span pre-engineered steel building. The taproom wants a column-free volume so the bar, seating, and tanks can be arranged freely and guests can see the gleaming brewhouse. The cellar and brewhouse want height and the ability to crane whole vessels in through a wide opening. The mezzanine wants a frame designed to carry it. And the owner wants to open quickly, because every month of construction is a month of rent without revenue. A PEB delivers all four — wide column-free spans, generous clear height, integrated mezzanine and equipment-load design, and fast factory-fabricated erection. The same logic underpins our work on pre-engineered restaurants and prefab cinema and entertainment venues.
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📱 Chat with us on WhatsAppWhy Kishore Infratech for Microbrewery & Brewpub Construction
Kishore Infratech Private Limited (KIPL), an ISO 9001:2015 certified PEB manufacturer headquartered in Hyderabad, Telangana, with 45+ years of steel fabrication experience and 700+ completed projects, designs and builds the column-free clear-span structures, equipment-load foundations, and mezzanines that microbreweries and brewpubs depend on. Based on our experience engineering food-processing, cold-storage, and hospitality structures across South India, we coordinate the structural shell with your brewing-equipment supplier, kitchen consultant, and MEP designer so the brewhouse, cellar, taproom, and kitchen all work as one building from day one.
- Clear-span PEB halls from 15 m to 30 m+ for a column-free taproom and production floor
- Cellar & brewhouse clear heights of 4.5–6 m sized to your fermenter and brew-vessel drawings
- Slab & pad foundations engineered for concentrated full-tank point loads
- Mezzanine design to IS 875 Part 2 for grain handling or taproom seating, with deflection control
- Wide equipment-access bays so tanks can be craned in whole before cladding
- Coordination of steam, kitchen and CO₂ exhaust mounting points into the structure
- Insulated, acoustically-aware envelope for taproom comfort and live-music control
- IS 800, IS 875, IS 1893 and NBC 2016 compliant design with Staad.Pro analysis
- Project execution across Hyderabad, Bengaluru, Chennai, Vijayawada, Vizag, and Tier-2 cities of South India
Frequently Asked Questions
What kind of building is best for a microbrewery or brewpub?
A clear-span pre-engineered steel building is the best fit because it provides a column-free volume for the taproom and production floor, the clear height needed for fermentation tanks, and fast erection. It also allows wide access bays for craning in tanks and integrated design of mezzanines and equipment loads. The same column-free logic used for pre-engineered restaurants and food-processing plants applies to brewpubs.
How much clear height does a brewpub need for fermentation tanks?
A fermentation cellar and brewhouse typically need 4.5 to 6 metres of clear height so cylindroconical fermenters and brew vessels can stand upright with room above for the manway, top access, and hoses. The exact figure depends on your tank drawings, so always confirm heights with your brewing-equipment supplier before finalising the structure.
How heavy are brewery tanks and why does it matter for the floor?
A full 2,000-litre fermenter holds about two tonnes of liquid and can transmit 3 to 4 tonnes through each of its few small legs, making it a concentrated point load rather than a spread load. An ordinary restaurant slab will crack or punch under this, so the production-area slab is usually 150–200 mm reinforced concrete with local thickening or pad foundations under the tank legs.
Why does a brewpub cellar need CO₂ exhaust?
Fermentation releases large volumes of carbon dioxide, which is heavier than air and collects at floor level where it can cause asphyxiation without warning. A fermentation cellar therefore needs low-level CO₂ exhaust backed by CO₂ gas monitors and alarms as a life-safety system. This is a mandatory worker-safety measure, not an optional comfort feature.
What ventilation systems does a brewpub need?
A brewpub needs four coordinated air systems: a vapour-extraction hood over the brew kettle to capture steam, a Type I grease hood over the kitchen, low-level CO₂ exhaust in the cellar, and comfort HVAC with fresh air for the taproom. All of these must be balanced by tempered make-up air so the systems do not starve each other.
What load should a brewpub seating mezzanine be designed for?
A taproom seating mezzanine is designed to IS 875 Part 2 assembly live loads — 4.0 kN/m² where seating is fixed and 5.0 kN/m² where it is not — with deflection limited to span/360 so it does not bounce under a crowd. Decks used for standing, dancing, or live events should also be checked for vibration and crowd-induced resonance.
What kind of floor does a brewery need?
Brewery production floors should be acid- and caustic-resistant epoxy or polyurethane screed over the structural slab, sloped 1–2% to stainless-steel or polymer trench drains. The finish must be slip-resistant when wet and coved up the walls for hygienic cleaning, because brew days involve constant hot water, wort, and aggressive clean-in-place chemicals.
How is steam from the brewhouse handled?
Steam and aroma released during the boil are captured directly over the kettle by a vapour-extraction hood or steam canopy and exhausted out. Without it, steam condenses on the roof steel and cladding and corrodes the structure. Capturing the plume at source is far more effective than trying to ventilate the whole hall.
Are there building requirements to get a microbrewery licence in India?
Most state excise codes require a minimum, physically separated production area before a microbrewery or brewpub licence is granted, in addition to NBC 2016 fire and egress rules for the assembly area and FSSAI hygiene standards for production. These conditions are best designed into the layout from the start rather than retrofitted to pass inspection. Confirm the exact requirements with your state excise authority.
What clear span is typical for a brewpub building?
Brewpubs commonly use clear spans of 15 to 30 metres so the taproom, bar, and tank layout are completely column-free. A pre-engineered building delivers this in a single steel frame, which also lets guests see the brewhouse and gives maximum flexibility for seating and equipment arrangement.
How long does it take to build a brewpub structure?
The pre-engineered steel shell is fast because components are factory-fabricated and the frame can often be erected in a few weeks once foundations are ready. Total project time depends on foundations, tank installation, floor finishing, MEP, kitchen, and fit-out. Designing the structure, drainage, and ventilation together from day one is the main way to avoid delays.
Can the brewing area and dining area share one building?
Yes — that is exactly what a brewpub is. A single clear-span building houses the brewhouse and cellar as a separated production zone alongside the taproom and kitchen, with fire separation, hygienic drainage, and balanced ventilation tying them together. The structure is designed to the most demanding requirement of each zone, which usually means cellar height and tank loads drive the production side.
Data methodology: Specifications in this guide are based on Indian construction codes IS 800 (steel design), IS 875 (loads, including Part 2 imposed loads), IS 1893 (seismic), NBC 2016 (fire and life safety), standard brewing-equipment dimensions and weights, and FSSAI and state excise requirements current in 2026. Structural, drainage, ventilation, and load recommendations draw on Kishore Infratech Private Limited’s experience engineering food-processing, cold-storage, and hospitality PEB structures across South India. All figures are typical reference values for planning and must be verified by qualified consultants against your actual equipment list, brew capacity, site, and state licensing regime.
Final Thoughts: Engineer the Brewery, Not Just the Bar
The brewpubs that thrive are the ones whose buildings were engineered around the process from the first sketch. The taproom is what guests see, but the building succeeds or fails on the parts they do not — the slab that carries the tanks without cracking, the cellar exhaust that keeps staff safe from CO₂, the steam hood that stops the roof from rusting, the mezzanine that does not bounce, and the floor that survives years of caustic wash-downs. Treating a brewpub like a slightly fancier restaurant is the most expensive mistake an owner can make, because the production side cannot be retrofitted once the slab is poured and the tanks are in.
Indian codes IS 800, IS 875, IS 1893, and NBC 2016 set the structural and life-safety floor; FSSAI and state excise rules set the production and licensing conditions; and the brewing equipment itself sets the heights, loads, and drainage. The owner’s job, with the right design-and-build partner, is to bring all of them together into one coordinated clear-span building where the brewhouse, cellar, taproom, and kitchen each get exactly what they need.
Plan Your Microbrewery or Brewpub With Kishore Infratech
If you are planning a microbrewery, a brewpub, or a craft-beer taproom anywhere in South India, the structure, foundations, and ventilation must be engineered around your brewing equipment from the very first concept. Kishore Infratech’s design team coordinates clear span, clear height, tank-load foundations, mezzanine design, and exhaust mounting with your equipment, kitchen, and MEP partners so the venue performs from day one. We also build insulated cold storage for keg and ingredient storage as part of the same project.
Call us at +91 9440407852 or visit kishoreindustries.in to discuss your microbrewery or brewpub project. We work across Hyderabad, Bengaluru, Chennai, Vijayawada, Vizag, and Tier-2 cities of South India.
