SECTION 842 — ANTI-GRAFFITI COATING 800-201 — ANTI-GRAFFITI COATING
842.01 Description.
This work includes furnishing and installing an anti-graffiti coating system on designated exterior exposed surfaces of all material types.
842.02 Materials.
Comply with the anti-graffiti system as specified in SECTION M19.
842.03 Construction Methods.
Submittals. Submit to the Engineer for approval the manufacturer ’s specifications, including product data sheets for installation requirements, application procedures, coverage rates, and the applicator’s qualifications. Upon approval of the Engineer, the manufacturer’s specifications become a part of this Specification and will be used as the basis for approval or rejection of the work. Provide documentation of quantities for each product used in the work. This information is required as a prerequisite to job acceptance and final payment. Quality/Process Control. Perform the application in conformance with the manufacturer’s specifications. Submit evidence of the applicator’s qualifications and experience for the Engineer’s approval before commencing work. The manufacturer shall be available to make recommendations specific to the Project, substrate, coating appearance, and cleaning options. Anti-Graffiti Coating.
a.Surface Preparation. Ensure that all substrates to receive the coating are structurally sound, dry, clean, and free of paint not specified to remain, dust, dirt, grime, oils, scale, rust, silicones, curing compounds, alkali, acid residues , or any other material that may inhibit bond. Perform all surface preparation and application of subsequent coats for all substrates according to the manufacturer’s specifications. Do not apply the product to surfaces below 45°F or above 90°F. In addition, adhere to the following: ● Ensure that new concrete masonry and cement plaster to receive the system is cured as per the manufacturer’s specifications but no less than 30 days. ● Ensure that the moisture content of all bare masonry surfaces to receive the system, as indicated on a calibrated moisture meter, does not exceed the manufacturer ’s
Part 800 — Bridge Structures August 2025
800-202 SECTION 842 — ANTI-GRAFFITI COATING maximum allowable percentage or is no higher than 15 percent if no manufacturer guidance is given.
b.Application. Follow the manufacturer’s current instructions for application, and allow the coating to cure before applying subsequent coats to achieve a uniform and continuous coating free of pinholes and holidays.
c.C leanup and Protection. Remove discarded coating materials, rubbish, cans, and rags at the end of each workday. Protect all adjacent areas not to be coated against damage by the coating and finish work. Correct all damage by cleaning, repairing, or replacing and recoating.
842.04 Method of Measurement.
Anti-Graffiti Coating will be measured by the square foot of anti-graffiti coating applied.
842.05 Basis of Payment.
The Department will pay for the completed and accepted quantities as follows. Pay Item Pay Unit Anti-Graffiti Coating SF The price constitutes full compensation for all labor, materials, tools, equipment, and incidentals required to complete the work, complete and accepted.
Anti-Graffiti Coating in other states
Get an email when 842 changes
Rhode Island revises spec sections through supplementals and new editions. We check this one every week and email you the day it changes. Free, no account.
Source: Standard Specifications for Road and Bridge Construction (Blue Book), 2022 (Aug 2025 compilation) Edition. Pages 570–571 of 951. View official source ↗