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CFLHD Supplements

CFLHD Supplements provide additional information to the FLH PDDM detailing standard practices, guidance, and criteria that pertain to the development of projects within CFLHD.

See the individual chapters listed on the left or the Summary of Transmittals below for the current supplements. The most accessed supplements are:

Adopted Supplements Summary of Transmittals

C607/11/ Technical Memorandum Design Standards form
C502/14/ *Design Technical Memorandum
C410/18/ Roles and Responsibilities of existing cross-drainage structures
8.1-1CFLHD Safety-Related Design Procedures Strip Guidance
11.4.2-1Catalog method for aggregate surfacing design
C34/27/098.1-1 *CFLHD Safety-Related Design Procedures
C211/21/084.4.1-1Process for using AASHTO VLVLR *Highway Design Standards form for using AASHTO VLVLR
9.6.3-1Coordinating with cross-functional team
9.6.4-1Design review procedures
C18/23/071.1.6-1Issuing CFLHD Supplements
9.6.5-1Standard Format for Plans *Design Technical Memorandum
* Supplement was superseded.
Updated: Wednesday, January 18, 2023

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Central Federal Lands
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