- centralized bathrooms in community building - 1 bathroom for every 20 people -> 50 bathrooms for - access from residence to community building must be safe and as comfortable as possible - lit paths - heated streets in winter - no ice/snow - wind breaks - max distance from residence = 300 ft - average distance from residence = 150ft - community building has attached assisted living facility for aging in place, medical support facilities that will have in room bathrooms - selling points - Spacious professionally maintained and cleaned private bathing suites - Heated, lit pathways to facilities - 24/7 secure access to spotless bathrooms - Leading the way in sustainable housing - Biogas capture from waste treatment - Convenient scheduling system prevents waiting - Be part of positive change - gauge interest questions - "How would you feel about having your bathroom in a shared community building rather than in your home if it meant significantly lower housing costs?" - "What quality level would these facilities need to meet for you to feel good about using them daily?" - "What additional amenities in the community building (beyond bathrooms) would make this arrangement more attractive?" ### Lifespan-based Cost Analysis - Based On 1000 People #### Summary Costs | cost | dollars | hours | | -------------------------------- | ------- | ----- | | amortized initial building costs | $14.24 | .42 | | annual maintenance | $512 | 70.04 | | annual stocking/cleaning | $63 | | | **total** | $668 | 72.84 | #### Amortized Initial Building Costs | Component | Initial Cost ($/hrs) | Lifespan | Annual Cost ($/hrs) | Per Person ($/hrs) | Notes | | ----------------- | -------------------- | -------- | ------------------- | ------------------ | ----------------------------------------------------------------------------------- | | Windows/doors | $30,000/400 | 20 | $1,500/20.00 | $1.50/0.02 | Basic commercial grade | | Plumbing Fixtures | $57,500/1000 | 30 | $1,917/33.33 | $1.92/0.03 | Per bathroom ($1,150): Toilet $250, Sink $150, Shower $400, Local supply/drain $350 | | Ventilation | $25,000/600 | 20 | $1,250/30.00 | $1.25/0.03 | Fans and ducting | | Electrical | $20,000/800 | 30 | $667/26.67 | $0.67/0.03 | Basic materials | | Interior finishes | $25,000/1000 | 10 | $2,500/100.00 | $2.50/0.10 | Natural plasters | | **Total** | **$342,500/11,200** | - | **$14,234/422.00** | **$14.24/0.42** | Total for all components | #### Fixture Cost | Fixture Type | Parts Cost/Year/Unit | Labor Hrs/Year/Unit | Full Replacement Cost | Life Expectancy | Annual Cost ($/hrs) | Common Repairs (Timeframe/Cost) | | ----------------- | -------------------- | ------------------- | --------------------- | --------------- | ------------------- | ---------------------------------------------------------------------------------------------------------------------------------- | | Commercial Toilet | $80 | 1.0 | $400-600 | 15-20 years | $110/1.3 | - Flush valve rebuild (4-5 yrs/$120)<br>- Fill valve (3 yrs/$45)<br>- Seals/gaskets (2 yrs/$25)<br>- Handle/trip lever (3 yrs/$35) | | Wall-Mount Sink | $35 | 0.5 | $250-350 | 20-25 years | $49/0.6 | - Faucet cartridge (4 yrs/$40)<br>- Supply lines (5 yrs/$15)<br>- Drain/P-trap (3 yrs/$30)<br>- Aerator (1 yr/$5) | | Commercial Shower | $95 | 1.0 | $500-800 | 15-20 years | $135/1.3 | - Mixing valve (5 yrs/$150)<br>- Shower head (3 yrs/$60)<br>- Drain cleaning (2 yrs/$45)<br>- Control handle (4 yrs/$40) | | Bathtub | $65 | 0.8 | $700-1000 | 25-30 years | $98/1 | - Drain mechanism (3 yrs/$45)<br>- Caulking (2 yrs/$15)<br>- Faucet/spout (5 yrs/$85)<br>- Surface refinishing (10 yrs/$200) | | Component | Parts Cost/Year/Unit | Labor Hrs/Year/Unit | Full Replacement Cost | Life Expectancy | Amortized Cost/Hrs | Common Repairs (Timeframe/Cost) | | --------------- | -------------------- | ------------------- | --------------------- | --------------- | ------------------ | ------------------------------------------------------------------------------------------------------------------------- | | Exhaust Fan | $40 | 0.4 | $200-300 | 5-7 years | $80/0.8 | - Motor bearings (2-3 yrs/$25)<br>- Fan blades (3-4 yrs/$30)<br>- Controls (2-3 yrs/$35)<br>- Housing repairs (3 yrs/$20) | | Ducting/Grilles | $15 | 0.2 | $300-400 | 15-20 years | $35/0.4 | - Grille replacement (5 yrs/$40)<br>- Duct sealing (7-10 yrs/$30)<br>- Air balancing (3-4 yrs/$25) | | Control System | $20 | 0.2 | $100-150 | 8-10 years | $32/0.4 | - Sensor calibration (2 yrs/$15)<br>- Switch replacement (3-4 yrs/$25)<br>- Wiring repairs (5 yrs/$30) | #### Annual Maintenance Costs | system | material cost | hours | per person cost | per person hours | notes | | ------------------- | ------------- | ---------- | --------------- | ---------------- | -------------------------------------- | | plumbing systems | $19,600 | 210 | $19.60 | 0.21 | commercial fixture maintenance | | ventilation | $25,000 | 1,000 | $25.00 | 1.00 | filter changes, system maintenance | | heating/cooling | $30,000 | 1,200 | $30.00 | 1.20 | regular system maintenance | | electrical/lighting | $20,000 | 1,000 | $20.00 | 1.00 | bulb replacement, system checks | | finishes | $40,000 | 2,400 | $40.00 | 2.40 | touch-up, repairs, resealing | | pathways | $50,000 | 2,400 | $50.00 | 2.40 | path clearing, heating system maint | | **total** | **$280,000** | **17,280** | **$280.00** | **17.28** | high usage requires frequent attention | #### Annual Operation Cost - Fixed Equipment: $114.17 - Cleaning Tools: $107 - Consumables: $1,029 **Total: $1,250.17 per bathroom** = $62500 #### Fixed Equipment Per Bathroom | Item | Quantity | Unit Cost | Lifespan (months) | Annual Cost | | ---------------------------- | ---------- | --------- | ----------------- | ----------- | | Wall-mounted shower squeegee | 1 | $25 | 12 | $25 | | Paper towel dispenser | 1 | $45 | 36 | $15 | | Sanitizing wipe dispenser | 1 | $35 | 24 | $17.50 | | Waste bin | 1 | $40 | 24 | $20 | | Soap dispenser | 2 | $30 | 24 | $30 | | Supply cart | 1/10 rooms | $200 | 36 | $6.67 | #### Cleaning Tools (Per 10 Bathrooms) | Item | Quantity | Unit Cost | Lifespan (months) | Annual Cost/Room | | ----------------------------- | -------- | --------- | ----------------- | ---------------- | | Commercial mop system | 1 | $120 | 12 | $12 | | Microfiber cloths (sets of 4) | 10 | $12 | 3 | $48 | | Spray bottles | 4 | $5 | 6 | $4 | | Toilet brush | 10 | $8 | 3 | $32 | | Grout brush | 2 | $15 | 6 | $6 | | Extension pole | 1 | $30 | 12 | $3 | | Drain snake | 1 | $40 | 24 | $2 | #### Consumable Supplies (Per Room Monthly) | Item | Monthly Usage | Unit Cost | Annual Cost | |------|---------------|-----------|-------------| | All-purpose cleaner | 1L | $8 | $96 | | Glass cleaner | 0.5L | $6 | $36 | | Toilet bowl cleaner | 1L | $7 | $84 | | Disinfectant | 1L | $10 | $120 | | Paper towels | 6 rolls | $2 | $144 | | Sanitizing wipes | 4 packs | $5 | $240 | | Soap refills | 2L | $8 | $192 | | Trash bags | 30 bags | $0.10 | $36 | | Limescale remover | 0.25L | $12 | $36 | | Commercial drain cleaner | 0.25L | $15 | $45 | ### Cleaning #### User After-Use Checklist (2-3 minutes) ##### In Room Supplies - Wall-mounted shower squeegee - Paper towel dispenser - Sanitizing wipe dispenser - Small waste bin - Soap dispensers ##### Steps - [ ] leave it better than you found it #### Daily Deep Clean (22 minutes) ##### Required Materials - Supply cart - Gloves - Regular spray bottles (glass, toilet bowl, all purpose, disinfectant) - Microfiber cloths (color-coded): red: toilets, yellow: sinks/counters, blue: mirrors, green: shower - Commercial-grade mop and bucket system - Toilet brush - restocking supplies - Color-coded microfiber cloths ##### Steps - [ ] Empty trash (1 min) - [ ] Apply toilet bowl cleaner (.5 min) - [ ] Clean mirrors and glass (2 min) - [ ] Wipe down all surfaces with disinfectant (3 min) - [ ] Clean sinks and counters (2 min) - [ ] Clean shower walls and door (5 min) - [ ] Scrub toilet and exterior (2 min) - [ ] Spot clean walls (2 min) - [ ] Mop floor (3 min) - [ ] Restock all supplies (1 min) - [ ] Complete cleaning log (.5 min) #### Weekly Deep Clean (145 minutes) ##### Required Materials - All daily cleaning supplies - Grout brush - Limescale remover - Heavy-duty degreaser - Extension pole for high surfaces - Vacuum for vents ##### Steps - [ ] Daily Cleaning Routine (22 min) - [ ] Scrub Floors Manually (30 min, ~30 sec/sqft ) - [ ] Deep Clean Grout Lines in Problem Areas (10 min) - [ ] Clean Walls Thoroughly (40 min, 10 min/wall) - [ ] Clean Ventilation Grilles (10 min, remove grille, vacuum, wipe, replace grille) - [ ] Descale Shower Heads and Faucets (10 min, detach, soak, scrub, rinse, replace) - [ ] Deep Clean Shower Tracks (10 min) - [ ] Check and Clean Drains (10 min) - [ ] Inspect Caulking and Grout (5 min, inspect, spot clean) - [ ] Test All Fixtures for Proper Operation (5 min, turn on/off each fixture, check leaks/issues) - [ ] Complete Weekly Inspection Form (2 min) #### Monthly Deep Clean (152 minutes) ##### Required Materials - All daily/weekly supplies - Drain cleaning tools - Safety testing equipment - Ladder - Light fixture cleaning supplies - Specialized grout cleaners - Caulk inspection tools - Commercial drain cleaner ##### Steps - [ ] Perform daily cleaning routine (22) - [ ] Clean Light Fixtures (10 min, remove cover, dust, wipe, replace cover - [ ] Clean All Grout (45 min, apply solution, steam clean, rinse) - [ ] Snake/Clean All Drains (15 min, disassemble, clean, snake, rinse) - [ ] Deep Clean Toilet Bases (10 min, scrub, detail) - [ ] Inspect and Clean Behind/Under All Movable Items (15 min move, clean, inpsect, wipe) - [ ] Clean Under Fixtures (10 min) - [ ] Detail Clean Corners and Edges (10 min) - [ ] Test All Fixtures for Proper Operation (5 min, turn on/off each fixture, check leaks/issues) - [ ] Test Emergency Systems (2 min) - [ ] Deep Clean Trash Receptacles (10 min) - [ ] Test All Electrical Outlets (5 min) - [ ] Complete Monthly Maintenance Log (2 min) #### Annual Labor - Daily (50 rooms x 365 days - 52 weekly cleaning overlaps - 12 monthly cleaning overlaps) x 22 min / 60 = 5,518 hours - Weekly (50 rooms × 52 weeks - 12 monthly cleaning overlaps) x 145 min / 60 hours = 4,833 hours - Monthly (45 min × 50 rooms × 12 months) x 152 min / 60 hours = 1,520 hours Total Annual Hours: 11,871 hours