Section 633 — Permanent Traffic Control

Description

633.01This work consists of installing and removing and resetting permanent traffic control devices.

Material

633.02Conform to the MUTCD and the following Section: Traffic signing and marking material 718

Construction Requirements

633.03General. Provide and install permanent traffic control devices according to the MUTCD and as shown in the pla ns. Provide traffic control devices that are crashworthy. Current state -approved permanent traffic control devices may be used if approved. Install permanent traffic control devices according to the manufacturer’s recommendations. Sign locations may be changed to fit field conditions as approved. Determine sign support lengths at time of staking. 633.04 Sign Posts. Install sign posts plumb and according to the manufacturer’s recommendations. Drive sign posts with a suitable driving head or set posts in drilled or punched holes. Backfill and compact sign post holes with suitable material in 6 -inch lifts until no visible evidence of further consolidation. Excavate, construct, and backfill concrete footings according to Section 601.

633.05Sign Panels. Mount sign panels with the legend horizontal. Use oversized bolt heads and neoprene or nylon washers for fastening plastic sign panels. Use antitheft fasteners. Cover exposed fasteners on the sign panel face with material matchin g the background of the panel. Turn sign panels 3 degrees away from the road in the direction of travel to reduce specular glare (mirror reflection). Cover the sign face with an opaque material if a sign message is not applicable. Maintain the covering in good condition until the message becomes applicable. Do not use adhesive tape on the sign face.

633.06Delineators and Object Markers. Attach delineators and object markers to posts according to the manufacturer’s recommendations or as specified.

633.07Rumble and Mumble Strips. Construct rumble and mumble strips within 2 inches of the specified alignment. Ensure that indentations conform to the specified dimensions within ¼ inch in length and ¼ inch in width and t hat the depth of the indentation is within the range of ½ inch to ⅝ inch. Dispose of excess material according to Subsection 203.07.

633.08Metal Frame Road Closure Gates. Construct concrete foundations according to Section 601. Fabricate gates according to Section 555. Assemble and install gates as shown in the plans. Submit drawings according to Subsection 104.06. Coat accor ding to Section 563. Provide and install signs, retroreflective sheeting, and object markers as shown in the plans.

633.09Removing and Resetting Permanent Traffic Control Devices. Salvage existing traffic control devices according to Subsection 203.04. R eset as necessary. Replace traffic control devices damaged during removal, storage, and resetting. 633.10 Acceptance. Material for permanent traffic control devices will be evaluated under Subsections 106.02 and 106.03. Installation of permanent traffic control devices will be evaluated under Subsections 106.02 and 106.04. Excavation and backfill will be evaluated under Section 209. Steel structures will be evaluated under Sec tion 555. Minor concrete will be evaluated under Section 601.

Measurement

633.11Measure the Section 633 pay items listed in the bid schedule according to Subsection 109.02 and the following as applicable: When measuring sign panels by the square foot, measure front face. Measure each sign panel in a multiple configuration. When measuring sign systems by the square foot, measur e front face of each sign panel. When measuring sign systems by the each, measure each system as one regardless of the number of sign panels. When measuring removing and resetting permanent traffic control devices, measure after they are reset. When measur ing rumble or mumble strips by the linear foot or mile, measure the length of rumble or mumble strip constructed parallel to the roadway centerline. Do not subtract for gaps in rumble or mumble strips. Do not measure signs, retroreflective sheeting, and object markers installed on road closure gates. Do not measure supports for sign systems.

Payment

633.12The accepted quantities will be paid at the contract price per unit of measurement for the Section 633 pay items listed in the bid schedule. Payment will be full compensation for the work prescribed in this Section. See Subsection 109.05 .