The specifications required by the Maryland State Highway Administration (SHA) can be viewed in the Standard Specifications for Construction and Materials publication on the web site below under … [Read more...] about Truck-Mounted Attenuator (TMA) requirement
Maryland
Changing light bulbs on overhead signs
Maryland would close the lane. They now use a track to pull the lights to the shoulder area where a lane closure is not needed. For what it may be worth, Maine is experimenting with LED sign lights … [Read more...] about Changing light bulbs on overhead signs
Sand barrels in work zones
See the links below for details concerning Maryland's procedures for the use of sand barrels in work zones.Site Conditions and RecommendationsLayout ConfigurationTypical Design LayoutHazard … [Read more...] about Sand barrels in work zones
Litter and debris removal procedure
Below is a description of how Maryland normally handles litter and debris removal in expressway/freeway travel lanes by SHA maintenance forces: A maintenance vehicle (usually a dump truck) is … [Read more...] about Litter and debris removal procedure
Maintenance guidelines for cable barrier systems
Information provided below is from an email survey conducted in 2006 __________________ Maryland is piloting the use of high-tension cable systems. There are several locations where different … [Read more...] about Maintenance guidelines for cable barrier systems
Flagger training and certification requirements
From Maryland State Highway Administration (SHA) Frequently Asked Work Zone Questions web site: "A flagger receives a flagger card on the successful completion of the SHA- or ATSSA-provided flagger’s … [Read more...] about Flagger training and certification requirements