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Maintenance and Operations

The maintenance of CSS roads involves more than cleaning and repair, but includes ongoing monitoring and modifications of road operations and design. CSS principles are often reflected in activities carried out through maintenance and operation agreements.

Excerpt IconExcerpt Right-of-Way, Construction and Maintenance
Maintenance post-construction, involvement of design team in the implementation phase.Once the final designs have been prepared and needed right-of-way is purchased, construction bid packages are made available, a contractor is selected, and construction is initiated. During the right-of-way acquisition and construction stages, minor adjustments in the design may be necessary; therefore, there should be continuous involvement of the design team throughout these stages. Construction may be simple or complex and may require a few months to several years. Once construction has been completed, the facility is ready to begin its normal sequence of operations and maintenance.

Even after the completion of construction, the character of a road can be changed by inappropriate maintenance actions. For example, the replacement of sections of guardrail damaged or destroyed in crashes commonly utilizes whatever spare guardrail sections may be available to the local highway maintenance personnel at the time. The maintenance personnel may not be aware of the use of a special guardrail design to define the "character" of the highway. When special design treatments are used, ongoing operation and maintenance procedures acknowledging these unusual needs should be developed. For example, the Oregon DOT has developed a special set of maintenance procedures for its scenic and historic highways.  more...
from  Flexibility in Highway Design
Excerpt IconExcerpt Types of Highway Improvement Projects
There are four basic types of physical improvement projects, some of which must comply with standards and others that do not have to comply. These types of improvement projects are discussed in the following paragraphs. more...
from  Flexibility in Highway Design

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