🏢 FL Commercial Fixture Count Calculator

FPC Table 403.1 fixture requirements for FL occupancies with ADA & DBPR overlay

FPC 2023 + ADA 2010 COMPLIANT

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🔢 Required Fixture Count

Occupancy / Building Type

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Fixture Requirements

📊 Quick Reference — FPC Table 403.1

Occupancy	Load Basis	WC Ratio	Lav Ratio
Restaurant (A-2)	Seats	1:75 M, 1:75 F	1:200
Office (B)	Occupants	1:25 (1-50), then 1:50	1:40
Retail (M)	Sq ft	1:500 sq ft	1:750
Gym/Fitness	Occupants	1:15 (locker)	1:12
School (E)	Students	1:50 students	1:50
Warehouse (F)	Employees	1:100 (1-10K sqft)	1:100
Hospital (I-2)	Beds/staff	1:25 (staff)	1:10 (patient)
Assembly (A-3)	Occupant load	1:125 M, 1:65 F	1:200

Note: These are minimum counts. FL DBPR, local AHJ, and specific use requirements may require additional fixtures. Always verify with your local building department and FL Division of Hotels and Restaurants (DBPR) for food service.

♿ ADA 2010 Accessible Fixture Requirements

Total Toilet Rooms (each gender or unisex) Total Water Closets per Gender Total Urinals (male restroom) Lavatories per Restroom Building Type

ADA Requirements

📏 ADA Restroom Dimension Guide

Accessible Water Closet Stall (ADA 2010 §604)

• Stall Width: 60" minimum clear floor space (side transfer) or 36" wide (forward approach — rarely used)

• Stall Depth: 56" minimum (side approach) or 59" with wall-mounted WC

• Centerline: WC centerline 16"–18" from side wall

• Seat Height: 17"–19" to top of seat

• Flush Control: On open side; max 44" from floor

• Grab Bars: 42" side bar + 36" rear bar; 33"–36" from floor

Accessible Lavatory (ADA 2010 §606)

• Rim Height: Max 34" above floor

• Knee Clearance: Min 27" high × 30" wide × 19" deep below lavatory

• Drain / Pipes: Must be insulated or configured to prevent contact

• Faucet: Operable with closed fist — lever or sensor operated

• Clear Floor Space: 30" × 48" centered on lavatory

FL Specific — DBPR Food Service Accessible Requirements

• FL DBPR Chapter 61C-4 (hotels) and Chapter 61C-1 (restaurants) mandate ADA compliance for all new construction and significant remodels

• Unisex accessible single-user restroom may satisfy ADA in small-establishment exception (≤5 WCs total)

• FL Building Code Chapter 11 mirrors ADA 2010 with minor amendments — both apply simultaneously

• HVHZ: no additional ADA amendments for Miami-Dade / Broward — federal and FL standards apply

📋 FL Plumbing Code — Commercial Fixtures

FPC Section 403 — Minimum Plumbing Facilities

FPC 403.1 General Rule: Every building used for human occupancy, employment, recreation, or other purposes shall be provided with minimum plumbing fixtures per FPC Table 403.1.

FPC 403.2 — Single-Toilet Exception: In a building or tenant space with a maximum of 15 occupants, the toilet facilities for both sexes may be combined in a single unisex toilet facility meeting ADA requirements.

FPC 403.3 — Employee Facilities: Employee toilet facilities shall be separate from customer facilities when occupant load exceeds 150 per gender.

FPC 403.4 — Public Access Required: Toilet facilities shall be accessible to the public without charge in assembly (A) and mercantile (M) occupancies when the area exceeds 20,000 sq ft or occupant load exceeds 300.

FL DBPR — Restaurant & Food Service

FL DBPR Chapter 509 / Rule 61C-4:

• Handwashing sinks: required in food prep area, every 300 sq ft, minimum 1 per cook line

• 3-compartment sink: required for all food establishments (DBPR 61C-4.010)

• Mop sink / service sink: required in every food service establishment

• Employee toilet: separate from customer toilet when >15 employees on peak shift

• Customer toilet: required when seating capacity ≥ 20 or takeout area ≥ 2,000 sq ft

• Toilet room signage: DBPR requires "Employees Must Wash Hands" in all FL food service restrooms

• Grease trap / interceptor: required — see FL DBPR 61C-4 and FPC Section 1003

Service Sinks & Drinking Fountains

Service / Mop Sinks (FPC Table 403.1):

• Assembly (A), Business (B): 1 per floor or 1 per 750 occupants, whichever is greater

• Mercantile (M): 1 per 100,000 sq ft

• Industrial (F): 1 per building (minimum)

Drinking Fountains (FPC 403.1 / ADA §602):

• Required in occupancies >300 sq ft (B, E, M, A) — 1 per 75 occupants

• ADA requires 2 units: 1 accessible (max 36" to spout) + 1 standing height (38"–43")

• Exception: single accessible unit acceptable if total occupant load ≤ 30

• FL Schools: 1 per 75 students — separate from restrooms (FPC E occupancy table)

• Bottle filler may substitute for 1 of 2 required fountains per FL Building Code interpretation

Commercial Plumbing Compliance Checklist

Fixture count meets or exceeds FPC Table 403.1 minimums Calculated using occupant load from FL Fire Marshal or building permit

At least one ADA accessible WC per restroom ADA 2010 §604 — min 60"×56" stall with grab bars and compliant flush control

At least one ADA accessible lavatory per restroom ADA §606 — max 34" rim height, knee clearance, operable faucet

Drinking fountains provided (if required) — accessible + standing height FPC 403.1 + ADA §602 — 2 units required unless ≤30 occupants

Service sink / mop sink per floor or per occupancy requirement FPC Table 403.1 — required in all assembly, business, mercantile occupancies

Handwashing sinks in food prep areas (DBPR restaurants) FL DBPR 61C-4.010 — 1 per cook line, 1 per 300 sq ft food prep area

3-compartment sink installed (food service establishments) DBPR requirement for all FL restaurants and food establishments

Grease trap / interceptor sized per FPC Section 1003 (food service) PDI G101 method — size based on fixture flow rate + temperature + cooking method factors

Plumbing permit pulled and approved by FL local building dept FBC 105 — commercial plumbing permit required for all new fixture installations

FL DBPR plan review submitted (restaurants, hotels, food service) DBPR requires plan approval before construction for all new food service establishments in FL

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