FDOT Standard Plans · FY 2026-27 · Series 430: Structures
FDOT Standard Plans Index 430-021: Cross Drain Mitered End Section
Short answer
Index 430-021 is the FDOT Standard Plan for Cross Drain Mitered End Section, part of Series 430 (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 and Guidance FDOT Design Manual (FDM) ; Drainage Manual (DM) ; Drainage Design Guide (DDG)
Design Assumptions and Limitations
Design Assumptions and Limitations Locate mitered end sections in accordance with the Drainage Manual Chapter 3 . Contact District Drainage Engineer for possible alternate treatment of side drain mitered end sections where a minimum spacing of 30’ is not available between the toe points of the mitered end sections. For sod around end treatments, see Index 570-001 .
Payment
Payment Item number Item Description Unit Measure 430-98A-BCC Mitered End Section EA 570-1-A Performance Turf SY See the BOE and Specification 430 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.
- In the Roadway Plans: Summarize quantity by location in the Summary of Drainage or Summary of Miscellaneous Drainage Items in accordance with FDM 916 . Clearly show the location of each Mitered End Section.
How PDFDepth uses this index
When a plan set cites Index 430-021, 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 430
- Index 430-001 — Miscellaneous Drainage Details
- Index 430-010 — U-Type Concrete Endwalls
- Index 430-011 — U-type Concrete Endwalls Baffles and Grate Optional 15" to 30" Pipe
- Index 430-012 — U-type Concrete Endwalls Energy Dissipator 30" to 72" Pipe
- Index 430-020 — Flared End Section
- Index 430-022 — Side Drain Mitered End Section
- Index 430-030 — Straight Concrete Endwalls Single and Multiple Pipe
- Index 430-031 — Straight Concrete Endwalls Single and Double 60" Pipe
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Start for FreeText 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.