New Hampshire, in cooperation with FHWA, developed work zone traffic control standard plans illustrating placement of permanent construction signing, lane shifts, lane closures and certain amendments … [Read more...] about Traffic management techniques (beyond the MUTCD) used to reduce accidents in work zones
New Hampshire
Sand barrels in work zones
NHDOT requires that the sand barrel system meet NCHRP 350, Test Level 3 (62.1 mph/100km/h). The contractor is required to submit technical data prior to installation. The details address overall … [Read more...] about Sand barrels in work zones
Removing temporary traffic control devices with the flow of traffic vs. backing the work vehicle behind to remove the devices
The common practice with New Hampshire contractors is to back up in the work zone and remove temporary traffic control devices. … [Read more...] about Removing temporary traffic control devices with the flow of traffic vs. backing the work vehicle behind to remove the devices
Vehicle warning lights
The department requires warning lights for private contractor vehicles in work zones. Lights are addressed in Item 619.3.1.6: "For the protection of traffic, all equipped vehicles used on the project … [Read more...] about Vehicle warning lights
Flagger training and certification requirements
From New Hampshire Department of Transportation Standard Specifications for Road and Bridge Construction: "3.3 Flaggers. All flagging personnel shall be trained by a designated trainer at least once … [Read more...] about Flagger training and certification requirements
Permit requirements to install/erect temporary traffic control warning signs and other temporary traffic control devices along roadways
New Hampshire requires temporary drive permits for logging operations entering the highway where sight distance and other issues are addressed. Signage typically follows MUTCD requirements with some … [Read more...] about Permit requirements to install/erect temporary traffic control warning signs and other temporary traffic control devices along roadways