728.01 Description. This item shall consist of furnishing and
installing galvanized steel posts with delineators according to these specifications and to the dimensions and details an d at the locations shown on the plans or as directed.
728.02 Materials. Delineators shall consist of white, yellow, or
red reflectors made of adhesive coated Type VIII or Type IX reflective sheeting permanently adhered to a sheet of aluminum 0.080" (2.0 mm) thick and complying with Section 72 3. Steel posts for roadside installation shall be made of a U-section channel, manufactured from re-rolled rail steel or equivalent, weighing not less than 2 pounds per foot (3 kg/m). The steel shall comply with the mechanical requirements of ASTM A 4 99, Grade 60, and the chemical requirements of ASTM A 1 for rails having a nominal weight of 90 pounds per yard (45 k g/m) or more. These chemical requirements shall include the follo wing modified limitations: Carbon 0.67 - 0.89% Manganese 0.70 - 1.00% Silicon 0.10 - 0.25% The Contractor shall submit to the Engineer of Mate rials mill test reports showing chemical analysis and physical test s. The post shall be punched or drilled with 3/8" (10 mm) holes on 1" (25 mm) centers for the full length of the post. Steel posts for bridge rail installation shall be a 1" x 1" x 3/16" (25 mm x 25 mm x 4.76 mm) angle weighing 1.61 pound s per foot (2.4 kg/m), and manufactured from AASHTO M 270, Gra de 36. Length of post and spacing of holes shall be as sho wn on the plans. All delineator posts shall be hot dip galvanized an d all fabrication, including punching or drilling holes, shall be completed before the posts are galvanized. All delineators shall be fastened to the posts by m eans of tamper- proof fasteners as shown on the plans. Bridge rail delineator posts shall be fastened to t he bridge rail by means of galvanized U-bolts with hex nuts and lock washers.
728.03 Construction Requirements. Roadside delineator posts
shall be installed along either side of the roadway 2' (0.6 m) beyond the shoulder edge or 2' (0.6 m) from the face of cu rbed sections. Delineators shall be located 4' (1.2 m) above the g rade of the pavement edge. The post shall be driven before ins talling the delineator using an approved metal driving cap that fits snugly in or around the post. Bridge rail delineators shall be mounted to the top bridge rail as shown on the plans. White delineators shall be installed along the righ t side of the main lanes and ramps and shall be spaced as shown o n the plans. Yellow delineators shall be installed along the lef t side of the main lanes and ramps and shall be spaced as shown on the plans. Red delineators shall be installed as shown on the plan s.
728.04 Method of Measurement. Delineators will be measured
by the unit. One unit consists of the delineator, post, brackets, and all other hardware necessary to complete the instal lation.
728.05 Basis of Payment. Work completed and accepted and
measured as provided above will be paid for at the contract unit price bid per each for Delineator of the type speci fied, which price shall be full compensation for furnishing, fabricat ing, and erecting the delineators; and for all materials, labor, equi pment, tools, and incidentals necessary to complete the work. Payment will be made under: Pay Item Pay Unit Delineator (Type___) Each
DELINEATORS in other states
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