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FDOT Standard Plans · FY 2026-27 · Series 460: Structures

FDOT Standard Plans Index 460-250: Series Access Hatch Assembly

Short answer

Index 460-250 is the FDOT Standard Plan for Series Access Hatch Assembly, part of Series 460 (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 AASHTO LRFD Bridge Design Specifications ; Structures Design Guidelines ( SDG ) ; Structures Detailing Manual ( SDM )

Design Assumptions and Limitations

Design Assumptions and Limitations The Access Hatch Assembly series includes Index 460 - 250 for use with steel box sections and Index 460 - 251 for use with concrete box sections. Use Index 460 - 250 in accordance with the requirements of SDG 5.6 for steel box sections and Index 460 - 251 in accordance with the requirements of the SDG 4.6 for concrete box sections. The Designer shall analyze access opening sizes and their locations along the bottom flange for structural effects on the girder.

Payment

Payment The cost of Access Hatch Assemblies is incidental to the cost of the box girders they are used with. No separate payment is made.

What your plans must show

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

  • Locate Access Hatch Assembly locations on framing plans or segment layout sheets and include a cross reference to Standard Plan s Index 460
hatchaccesslockhingeopeningbottomflangepivotastmholestopladder

How PDFDepth uses this index

When a plan set cites Index 460-250, 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 460

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.