| system | initial cost ($ + hrs) / unit | annualized cost ($ + hrs) / unit | sqft building | acre land | revenue | market cost | benefits |
| ----------------- | ----------------------------- | -------------------------------- | ------------- | --------- | ------- | ----------- | ------------------------------------------------------------------------ |
| Community Brewery | $235k + 1200 hrs | $91.5k + 2690 hrs | 1500 | 0.5 | $337k | $315k | Community beer production, social connection, skill development, revenue |
#### Assumptions
- Production capacity: 26,000 gallons/year (500 gallons/week)
- Community consumption: 4 pints/person/week (500 active consumers)
- 10-12 beer styles in rotation via unitank system
- Direct-draw serving system from unitanks
- Spent grain integrated with community composting
- Full TTB and state licensing compliance
##### Waste Reduction & Sustainability Measures
| Method | Implementation Cost | Annual Savings | Resource Impact |
| ------------------------------- | ------------------------ | -------------- | ------------------------------------------------------ |
| Unitank Fermentation/Serving | Included in base cost | $8k + 260 hrs | 40% reduction in cleaning chemicals, 30% water savings |
| Spent Grain Composting | $5k (handling equipment) | $2k | 100% grain waste diversion, soil enrichment |
| Bulk Grain Storage (Supersacks) | $3k | $1.5k | 90% reduction in packaging waste |
| CO2 Capture for Gardens | $15k | $3k | 25% reduction in purchased CO2 |
#### Market Solutions $315k/year
- Community consumption (104,000 pints × $6) = $156,000
- External sale potential (104,000 pints × $6) = $159,000
Total market value = $315,000
#### Labor 2600 Hours/year
| Task | Hours/Year | Notes |
| ------------------------ | ---------- | -------------------------------- |
| Brewing operations | 1040 | Recipe execution, fermentation |
| Serving systems | 260 | Draft line maintenance, cleaning |
| Quality control | 260 | Testing, documentation |
| Equipment maintenance | 260 | Cleaning, repairs, calibration |
| Compliance/documentation | 520 | Records, reports, inspections |
| Training/certification | 260 | Staff development, safety |
| Total labor (hours) | 2600 | ~50 hours/week |
#### Operating Costs $72k/year
| Component | External Cost ($) | Notes |
| --------------------- | ----------------- | ---------------------------- |
| Raw materials | $38k | Grain, hops, yeast, adjuncts |
| Utilities | $18k | Power, water, cooling |
| Draft system supplies | $10k | Lines, cleaning, maintenance |
| Permits/licenses | $6k | Federal/state compliance |
| Total annual cost | $72k | |
#### Initial Costs $235k + 1200 hrs -> $18.5k + 90 hrs/year
| Component | Initial Cost ($ + hrs) | Lifespan (Years) | Amortized Cost/Year ($ + hrs) | Justification |
| ---------------- | --------------------- | ---------------- | ---------------------------- | -------------------------------- |
| Unitank system | $160k + 500 hrs | 15 | $10.7k + 33 hrs | 8 unitanks with direct draw |
| Brewing setup | $45k + 400 hrs | 15 | $3k + 27 hrs | Brewhouse and support equipment |
| Facility build | $30k + 300 hrs | 20 | $1.5k + 15 hrs | Production space, cold storage |
| Total initial | $235k + 1200 hrs | - | $18.5k + 90 hrs | |
#### System Outputs
| Output Type | Daily Units | Annual Units | Internal Cost ($ + hrs)/unit | Notes |
| --------------- | ----------- | ------------ | ---------------------------- | ------------------------ |
| Regular beer | 60 gallons | 21,840 | ($2.80 + 0.07) | Standard styles |
| Specialty beer | 11 gallons | 4,160 | ($4.20 + 0.10) | Seasonal/limited release |
##### Internal costs for regular beer ($2.80 + 0.07 hrs/gallon):
- Materials: $1.45/gallon
- Grain: $0.85 (4 lbs × $0.85/lb)
- Hops: $0.40 (0.1 lb × $4/lb)
- Yeast: $0.20 (reused 4-5 generations)
- Utilities: $0.70/gallon
- Water: $0.20 (13 gallons process water)
- Power: $0.50 (heating, cooling, pumping)
- Equipment wear: $0.65/gallon
- Labor: 0.07 hours/gallon (based on 2080 annual hours/26,000 gallons)
Specialty beer adds $1.40/gallon for premium ingredients and additional labor.
#### Revenue $337k/year
| Service Category | Revenue ($) | Notes |
| ---------------- | ----------- | ---------------------------------------------- |
| Wholesale | $187k | 62,400 pints × $3 (60% of external production) |
| Direct retail | $130k | 26,000 pints × $5 (25% of external production) |
| Brewing classes | $10k | 10 classes × 8 students × $125 |
| Tastings/tours | $10k | 500 visitors × $20 |
| Total | $337k | 85% of external production sold |