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Spray Paint on Sidewalk

Paint marks identify existing utility locations or the sections of sidewalks, curbing or roadway to be replaced. Yellow is gas/Blue is water/Green is sewer/Red is electric/Orange is cable tv/Pink or white is for proposed replacement. Often residents that are proposing a project contact Miss Utility at 1.800.257.7777 to identify underground utilities. The Department of Transportation has information on County related projects only. Please check the topics, Current Concrete Projects or DOT Current Project Newsletters for further information.

If the road is a numbered route such as Rte. 355, 117, please contact Maryland State Highway at 301.513.7300 OR 410.582.5650 (out of normal business hours). The Operations Center is 800.543.2515.

Find more information from the following link(s):
To speak with a Customer Service Representative, please call 311 during business hours.

Last Updated: 02/12/2026 09:52:33