SoFlo Marine Construction

Boat lift service and maintenance in Coral Gables

Boat lift service and maintenance for Coral Gables homes, where the south bay tide swings about 2.13 ft.

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We service lifts on a schedule: cable and pulley checks, lubrication, anode replacement, electrical checks and bunk adjustment.

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The short answer

NOAA's Cutler gauge south of Coral Gables shows a 2.13 ft great diurnal tide range, about half a foot less than at Government Cut. In Coral Gables, dock, lift and wharf plans go to Miami-Dade DERM for preliminary approval before the City will take them up.

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Who this is for

Every lift owner, and anyone whose lift has gone more than a year without a service.

A smaller tide in the south bay

NOAA's Cutler gauge on Biscayne Bay, south of the Gables shoreline, shows a 1.94 ft mean range and a 2.13 ft great diurnal range, with mean higher high water about 0.19 ft above NAVD 88 (1983 to 2001 epoch). That is about half a foot less swing than at Government Cut, which helps lift and floating dock design in Cocoplum and Gables Estates.

Boat on a lift beside a dock at a Mediterranean-style home on a canal leading to the bay
Illustration: boat on a lift beside a dock at a Mediterranean-style home on a canal leading to the bay.

The tide range decides how much of the cables and cradle sit in salt water, which drives the service schedule.[1][2]

DERM approval comes before the City

Coral Gables will not take dock, mooring or wharf plans without Miami-Dade DERM's preliminary approval, and revised plans need DERM's stamp again. The permit set also needs a notarised Public Works application, dimensions across the waterway, existing mangroves and the installation method, so a lift or dock design gets settled with the county first.

We handle the lift drawings and permits with the dock.[3]

Cocoplum's own dock plan

Properties in Cocoplum Section II must include a copy of the Cocoplum dock plan with their permit, and every Gables dock submittal shows the dimensions across the waterway. On the winding Gables canals that cross-section drawing is what proves a dock or lift leaves room for boats to pass.

Boat lift beams and cables wet after a fresh water rinse, with a hose resting on the dock

Regular service keeps an existing lift working, which avoids the permit a replacement would need.[3]

What makes Coral Gables different

Dock, mooring and wharf plans must show dimensions across the waterway, existing mangroves and the installation method, and carry DERM's preliminary approval; revised plans need a DERM stamp again. Properties in Cocoplum Section II must include a copy of the Cocoplum dock plan. The City also asks for a notarised Public Works permit application, colour photos of existing conditions and a survey.[3]

Tall seawall on a winding mangrove-lined waterway below a Mediterranean revival home

Fee incentives

Under Resolution 2025-342, living seawalls with pH-neutral cement or modular retrofit panels qualify for a 20% reduction in city permit fees, and a separate fee waiver applies to existing homes making seawall improvements to address sea level rise.[5]

Narrow timber dock reaching through a gap in red mangroves to a deeper channel

Permits in Coral Gables

  • Miami-Dade DERM, Coastal Resources Section: Class I permit, plus the preliminary approval the City asks to see before it looks at any dock or wall plans. Phone (305) 372-6575.
  • City of Coral Gables Development Services and Public Works: Building and Public Works permits for seawalls, bulkheads and docks, after DERM preliminary approval.
  • Florida DEP or South Florida Water Management District: State permit or exemption for docks and walls on the Gables canals and the bay, where aquatic preserve rules apply to open bay frontage.
  • US Army Corps of Engineers, Jacksonville District: Federal authorisation for bayfront and canal work, confirmed for each job since SPGP VI's stated July 2026 expiry.

What a service visit covers

  • Cables: fraying, corrosion, kinks, flattening, tension
  • Pulleys and gearbox: lubrication and wear
  • Sacrificial zinc anodes: replace as needed
  • Motor, switch and wiring checks
  • Bunks and cradle: wear and alignment
[7]

Frequently asked questions

How much does the tide move in Coral Gables?

NOAA's Cutler station on Biscayne Bay shows a mean range of 1.94 ft and a great diurnal range of 2.13 ft (1983 to 2001 epoch).

Who approves a dock or boat lift in Coral Gables first?

Miami-Dade DERM. The City asks for DERM's preliminary approval on the plans, and a DERM stamp again on any revision, before it issues its own permits.

Are there special dock rules in Cocoplum?

Yes. Properties in Cocoplum Section II must include the Cocoplum dock plan with their permit application, on top of DERM's preliminary approval.

Sources

  1. Datums for station 8723289, Cutler, Biscayne Bay (tidal epoch 1983 to 2001), NOAA Center for Operational Oceanographic Products and Services (CO-OPS), Tides and Currents. Accessed October 28, 2026.
  2. Datums for station 8723170, Miami Harbor Entrance (tidal epoch 1983 to 2001), NOAA Center for Operational Oceanographic Products and Services (CO-OPS), Tides and Currents. Accessed October 28, 2026.
  3. Permit Requirements for Development Services (rev. 07.22.2026), section Docks/Moorings/Wharves, City of Coral Gables Development Services Department. Accessed October 27, 2026.
  4. CAO 2022-007: Legal Opinion Regarding Scrivener's Error in Zoning Code 3-706 Bulkheads and Retaining Walls (17 Aug 2022), City of Coral Gables, City Attorney. Accessed October 27, 2026.
  5. Solar, Open Air Dining, and Other Permits, City of Coral Gables. Accessed October 27, 2026.
  6. Class I Permit Application for Coastal Construction and Mangrove Trimming within Miami-Dade County (Revised May 2025), Miami-Dade County RER, Division of Environmental Resources Management (DERM), Coastal Resources Section. Accessed October 27, 2026.
  7. Top Boat Lift Maintenance Tips (31 Jul 2025), ShoreMaster (boat lift manufacturer). Accessed October 27, 2026.

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