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General

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Legacy ID
431

Issuing CFLHD Supplements

CFLHD Supplement 1.1.6-1 Purpose: The purpose of this supplement is to describe the methodology for issuing CFLHD Supplements to the PDDM. Approved: 8/23/2007 Pages: 4 Documents: CFL Supplement Template CFL Transmittal Memorandum

Process for Using AASHTO VLVLR

CFLHD Supplement 4.4.1-1 Purpose: This supplement provides guidance for using the AASHTO Guidelines for Geometric Design of Very Low-Volume Local Roads (ADT ¤400) Approved: 11/21/2008 Pages: 1

Aggregate Surfacing Design

CFLHD Supplement 11.4.2-1 Purpose: This supplement describes guidelines on the use of the catalog method for aggregate surfacing thickness design. Approved: 10/18/2010 Pages: 5

Rumble Strip Guidance

CFLHD Supplement 8.7.1.4-1 Purpose: This supplement provides guidance for the use on rumble strips. Approved: 10/18/2010 Pages: 1

Safety-Related Design Procedures

CFLHD Supplement 8.1-1 Purpose: This supplement provides guidance for safety-related design procedures at CFLHD. Approved: 10/18/2010 Pages: 1 Resources: CFLHD Guidelines for Safety-Related Design Procedures (only available within FLH)

Permitting Roles & Responsibilities

CFLHD Supplement 3.3.3.1-1 Purpose: This supplement provides guidance on the roles and responsibilities associated with Clean Water Act NPDES permits. Approved: 10/18/2010 Page: 1

Project Technical Memorandum

CFLHD Supplement 9.6.6.2-1 Purpose: This Supplement describes the Design Technical Memorandum prepared during the project development process. The Project Technical Memorandum is intended to provide insight into the background and decisions that impact the design of the work elements within...

Design Visualization

Design Visualization (DV) technology enables engineers to depict how facilities like bridges, roadways, sidewalks, and buildings will look after they are completed. The DV images can be displayed on computer screens or in large, high-resolution color photographs. To do this, the engineers match...