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FDOT Standard Plans · FY 2026-27 · Series 443: Structures

FDOT Standard Plans Index 443-002: Skimmers for French Drain Outlets

Short answer

Index 443-002 is the FDOT Standard Plan for Skimmers for French Drain Outlets, part of Series 443 (Structures). The sections below are extracted from FDOT's Standard Plans Instructions (SPI) for this index — design criteria, assumptions and limitations, and what your plans must show.

Design Criteria

Design Criteria FDOT Design Manual (FDM) ; Drainage Manual (DM)

Design Assumptions and Limitations

Design Assumptions and Limitations Pipe invert should be at or above the water table whenever possible. Either describe or detail in the plans french drains with minor dimensional changes or otherwise different from the standard cross sections. Detail in the plans french drains with significantly different cross-sections.

See Index 430-001 for supplemental details. Base Type I Skimmer dimensions on outlet pipe diameter as shown in the Dimension Table. Type II Skimmers may only be used with pipe outlet diameters of 15”, 18”, and 24”.

Payment

Payment Item number Item Description Unit Measure 443- 70- AA French Drain LF See the BOE and Specification 443 for additional information on payment, pay item use and compensation.

What your plans must show

Plan Content Requirements for this index — the SPI's checklist for designers.

  • See Drainage Manual (DM) 3.12.2. Show the location of the basin and indicate the interior side(s) of the basin on which a skimmer will be installed in the plans.
skimmerpipebasincleanoutskimmersgasketwallrevisionsteelneopreneoutletfrench

How PDFDepth uses this index

When a plan set cites Index 443-002, PDFDepth's AI Plan Review cross-references the set against the Plan Content Requirements for the FDOT indexes it cites and flags items that appear to be missing — each with a citation to the sheet. A human reviewer verifies every flag before it counts.

Related indexes in Series 443

All FDOT Standard Plans indexes

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Text extracted from FDOT Standard Plans FY 2026-27, a public-domain Florida state publication. Always verify against the current edition at fdot.gov. PDFDepth is not affiliated with FDOT.