This information is intended
to serve as a guide for construction personnel where the Contractor furnishes
and installs delineators. However, it
may be useful for maintenance personnel performing the same functions. Inspection procedures are outlined. This information points out the various
important features and references the applicable specification or standard
drawing.
Make sure that all delineator
materials used on a project are approved and listed on the Qualified
Product List at the following website:
Item 720.01
Rectangular Reflectors
http://www.odotonline.org/materialsmanagement/qpl.asp?specref=720.01
Item 720.03
Flexible Posts
http://www.odotonline.org/materialsmanagement/qpl.asp?specref=720.03
Figure
620.A – Delineator Lateral Placement, SCD TC 61.10
The top of the delineator
post shall be 48 inches above the edge of the pavement.
The delineator post shall be
placed 12 feet and 6 inches outside the outer edge of the pavement or the
delineator post shall be placed 2 feet and 6 inches outside the outer edge of
the shoulder.
Placement
of delineator on curves and tangent sections.
Delineators shall be spaced
400 feet apart on the tangent sections.
Delineators on the horizontal
curves shall be spaced according to the table in the SCD
TC-61.10.
Delineators should be
provided on the outside of horizontal curves on interchange ramps.
The color of the delineator
reflector and flexible post shall conform to the color of the pavement markings
nearest the delineator.
Figure
620.B – Spacing for Delineators, SCD TC 61.10
Figure
620.C – Delineator Placement on Ramps, SCD TC 61.10
Delineators shall be
installed facing traffic, except for red reflectors facing wrong-way traffic,
if used.
Protective paper covering the
face of flexible post-mounted reflectors shall not be removed until after
installation.
Ensure that delineator posts
are no more than 1:50 out of plumb. If soil conditions may cause the post to be
out of plumb, the Contractor may drive a pilot shaft before installation.
Install the flexible posts
using methods and equipment that conforms to the post manufacturer’s
recommendations.
1. Document depth that post was placed on CA-D-3A.
2. Document type of post and reflector on CA-D-3A.
3. Total of each color and location where they were
placed on CA-D-3A.
4. Turn in total of all colors for pay on CA-D-3A.