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Work Zone Safety Information Clearinghouse

Library of Resources to Improve Roadway Work Zone Safety for All Roadway Users

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Delaware

Work zone use of steel plates with bridge cuts in pavement

Steel plates must be cut out to grade or secured with hot mix material. Use requires a bump sign if the condition exists. … [Read more...] about Work zone use of steel plates with bridge cuts in pavement

Time frame allowed for lane closure setup (e.g., 9:00am to 3:30pm)

In Delaware, if the language states in the contract that a contractor cannot close a lane till 9 am then the interpretation is that devices can be ready (along the shoulder) to close the lane, but the … [Read more...] about Time frame allowed for lane closure setup (e.g., 9:00am to 3:30pm)

Personal protective equipment requirements

Delaware requires hard hats and safety vests at all times. … [Read more...] about Personal protective equipment requirements

Work zone speed limit

In Delaware, speed limits are reduced in work zones where physical conditions of a roadway or conditions of the roadside change in ways that will make drivers less comfortable and therefore they will … [Read more...] about Work zone speed limit

Pace vehicles or speed control vehicles to limit driver speeds through construction work zones

Delaware uses all three groups as listed. Side-by-side plus shoulders. Road rage is minor due to short duration. Recommendation: Be sure vehicles are well marked with identification and warning … [Read more...] about Pace vehicles or speed control vehicles to limit driver speeds through construction work zones

Placement of G20-1 signs

In Delaware, a G20-1 sign indicating length of construction is placed at the limits of any road project extending more than 2 miles. It can be used for lesser distances, especially on urban streets. … [Read more...] about Placement of G20-1 signs

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